diff options
Diffstat (limited to 'arch/arm/mach-omap1')
82 files changed, 2625 insertions, 8735 deletions
diff --git a/arch/arm/mach-omap1/Kconfig b/arch/arm/mach-omap1/Kconfig index 948da556162e..08ec6bd84ada 100644 --- a/arch/arm/mach-omap1/Kconfig +++ b/arch/arm/mach-omap1/Kconfig @@ -1,33 +1,43 @@ # SPDX-License-Identifier: GPL-2.0-only +menuconfig ARCH_OMAP1 + bool "TI OMAP1" + depends on ARCH_MULTI_V4T || ARCH_MULTI_V5 + depends on CPU_LITTLE_ENDIAN + depends on ATAGS + select ARCH_HAS_HOLES_MEMORYMODEL + select ARCH_OMAP + select CLKSRC_MMIO + select FORCE_PCI if PCCARD + select GENERIC_IRQ_CHIP + select GPIOLIB + help + Support for older TI OMAP1 (omap7xx, omap15xx or omap16xx) + if ARCH_OMAP1 menu "TI OMAP1 specific features" comment "OMAP Core Type" -config ARCH_OMAP730 - bool "OMAP730 Based System" - select ARCH_OMAP_OTG - select CPU_ARM926T - select OMAP_MPU_TIMER - -config ARCH_OMAP850 - bool "OMAP850 Based System" - select ARCH_OMAP_OTG - select CPU_ARM926T - config ARCH_OMAP15XX + depends on ARCH_MULTI_V4T default y bool "OMAP15xx Based System" select CPU_ARM925T select OMAP_MPU_TIMER config ARCH_OMAP16XX + depends on ARCH_MULTI_V5 bool "OMAP16xx Based System" select ARCH_OMAP_OTG select CPU_ARM926T select OMAP_DM_TIMER +config ARCH_OMAP + bool + +comment "OMAP Feature Selections" + config OMAP_MUX bool "OMAP multiplexing support" default y @@ -53,63 +63,62 @@ config OMAP_MUX_WARNINGS to change the pin multiplexing setup. When there are no warnings printed, it's safe to deselect OMAP_MUX for your product. -comment "OMAP Board Type" +config OMAP_32K_TIMER + bool "Use 32KHz timer" + depends on ARCH_OMAP16XX + default ARCH_OMAP16XX + help + Select this option if you want to enable the OMAP 32KHz timer. + This timer saves power compared to the OMAP_MPU_TIMER, and has + support for no tick during idle. The 32KHz timer provides less + intra-tick resolution than OMAP_MPU_TIMER. The 32KHz timer is + currently only available for OMAP16XX, 24XX, 34XX, OMAP4/5 and DRA7XX. + + On OMAP2PLUS this value is only used for CONFIG_HZ and + CLOCK_TICK_RATE compile time calculation. + The actual timer selection is done in the board file + through the (DT_)MACHINE_START structure. + +config OMAP_MPU_TIMER + bool "Use mpu timer" + depends on ARCH_OMAP1 + help + Select this option if you want to use the OMAP mpu timer. This + timer provides more intra-tick resolution than the 32KHz timer, + but consumes more power. -config MACH_OMAP_INNOVATOR - bool "TI Innovator" - depends on ARCH_OMAP15XX || ARCH_OMAP16XX +config OMAP_SERIAL_WAKE + bool "Enable wake-up events for serial ports" + depends on ARCH_OMAP1 && OMAP_MUX + default y help - TI OMAP 1510 or 1610 Innovator board support. Say Y here if you - have such a board. + Select this option if you want to have your system wake up + to data on the serial RX line. This allows you to wake the + system from serial console. -config MACH_OMAP_H2 - bool "TI H2 Support" - depends on ARCH_OMAP16XX - help - TI OMAP 1610/1611B H2 board support. Say Y here if you have such - a board. +config OMAP_RESET_CLOCKS + bool "Reset unused clocks during boot" + depends on ARCH_OMAP + help + Say Y if you want to reset unused clocks during boot. + This option saves power, but assumes all drivers are + using the clock framework. Broken drivers that do not + yet use clock framework may not work with this option. + If you are booting from another operating system, you + probably do not want this option enabled until your + device drivers work properly. -config MACH_OMAP_H3 - bool "TI H3 Support" - depends on ARCH_OMAP16XX - help - TI OMAP 1710 H3 board support. Say Y here if you have such - a board. +config ARCH_OMAP_OTG + bool -config MACH_HERALD - bool "HTC Herald" - depends on ARCH_OMAP850 - help - HTC Herald smartphone support (AKA T-Mobile Wing, ...) +comment "OMAP Board Type" config MACH_OMAP_OSK bool "TI OSK Support" depends on ARCH_OMAP16XX - help + help TI OMAP 5912 OSK (OMAP Starter Kit) board support. Say Y here - if you have such a board. - -config OMAP_OSK_MISTRAL - bool "Mistral QVGA board Support" - depends on MACH_OMAP_OSK - help - The OSK supports an optional add-on board with a Quarter-VGA - touchscreen, PDA-ish buttons, a resume button, bicolor LED, - and camera connector. Say Y here if you have this board. - -config MACH_OMAP_PERSEUS2 - bool "TI Perseus2" - depends on ARCH_OMAP730 - help - Support for TI OMAP 730 Perseus2 board. Say Y here if you have such - a board. - -config MACH_OMAP_FSAMPLE - bool "TI F-Sample" - depends on ARCH_OMAP730 - help - Support for TI OMAP 850 F-Sample board. Say Y here if you have such - a board. + if you have such a board. config MACH_OMAP_PALMTE bool "Palm Tungsten E" @@ -120,24 +129,6 @@ config MACH_OMAP_PALMTE http://palmtelinux.sourceforge.net/ for more information. Say Y here if you have this PDA model, say N otherwise. -config MACH_OMAP_PALMZ71 - bool "Palm Zire71" - depends on ARCH_OMAP15XX - help - Support for the Palm Zire71 PDA. To boot the kernel, - you'll need a PalmOS compatible bootloader; check out - http://hackndev.com/palm/z71 for more information. - Say Y here if you have such a PDA, say N otherwise. - -config MACH_OMAP_PALMTT - bool "Palm Tungsten|T" - depends on ARCH_OMAP15XX - help - Support for the Palm Tungsten|T PDA. To boot the kernel, you'll - need a PalmOS compatible bootloader (Garux); check out - http://garux.sourceforge.net/ for more information. - Say Y here if you have this PDA model, say N otherwise. - config MACH_SX1 bool "Siemens SX1" depends on ARCH_OMAP15XX @@ -146,7 +137,7 @@ config MACH_SX1 Support for the Siemens SX1 phone. To boot the kernel, you'll need a SX1 compatible bootloader; check out http://forum.oslik.ru and - http://www.handhelds.org/moin/moin.cgi/SiemensSX1 + https://www.handhelds.org/moin/moin.cgi/SiemensSX1 for more information. Say Y here if you have such a phone, say NO otherwise. @@ -169,15 +160,6 @@ config MACH_AMS_DELTA Support for the Amstrad E3 (codename Delta) videophone. Say Y here if you have such a device. -config MACH_OMAP_GENERIC - bool "Generic OMAP board" - depends on ARCH_OMAP15XX || ARCH_OMAP16XX - help - Support for generic OMAP-1510, 1610 or 1710 board with - no FPGA. Can be used as template for porting Linux to - custom OMAP boards. Say Y here if you have a custom - board. - endmenu endif diff --git a/arch/arm/mach-omap1/Makefile b/arch/arm/mach-omap1/Makefile index c757a52d0801..d9e251ea4773 100644 --- a/arch/arm/mach-omap1/Makefile +++ b/arch/arm/mach-omap1/Makefile @@ -5,7 +5,7 @@ # Common support obj-y := io.o id.o sram-init.o sram.o time.o irq.o mux.o flash.o \ - serial.o devices.o dma.o fb.o + serial.o devices.o dma.o omap-dma.o fb.o obj-y += clock.o clock_data.o opp_data.o reset.o pm_bus.o timer.o ifneq ($(CONFIG_SND_SOC_OMAP_MCBSP),) @@ -29,35 +29,13 @@ usb-fs-$(CONFIG_USB_SUPPORT) := usb.o obj-y += $(usb-fs-m) $(usb-fs-y) # Specific board support -obj-$(CONFIG_MACH_OMAP_H2) += board-h2.o board-h2-mmc.o \ - board-nand.o -obj-$(CONFIG_MACH_OMAP_INNOVATOR) += board-innovator.o -obj-$(CONFIG_MACH_OMAP_GENERIC) += board-generic.o -obj-$(CONFIG_MACH_OMAP_PERSEUS2) += board-perseus2.o board-nand.o -obj-$(CONFIG_MACH_OMAP_FSAMPLE) += board-fsample.o board-nand.o obj-$(CONFIG_MACH_OMAP_OSK) += board-osk.o -obj-$(CONFIG_MACH_OMAP_H3) += board-h3.o board-h3-mmc.o \ - board-nand.o obj-$(CONFIG_MACH_OMAP_PALMTE) += board-palmte.o -obj-$(CONFIG_MACH_OMAP_PALMZ71) += board-palmz71.o -obj-$(CONFIG_MACH_OMAP_PALMTT) += board-palmtt.o obj-$(CONFIG_MACH_NOKIA770) += board-nokia770.o obj-$(CONFIG_MACH_AMS_DELTA) += board-ams-delta.o ams-delta-fiq.o \ ams-delta-fiq-handler.o obj-$(CONFIG_MACH_SX1) += board-sx1.o board-sx1-mmc.o -obj-$(CONFIG_MACH_HERALD) += board-htcherald.o - -ifeq ($(CONFIG_ARCH_OMAP15XX),y) -# Innovator-1510 FPGA -obj-$(CONFIG_MACH_OMAP_INNOVATOR) += fpga.o -endif # GPIO -obj-$(CONFIG_ARCH_OMAP730) += gpio7xx.o -obj-$(CONFIG_ARCH_OMAP850) += gpio7xx.o obj-$(CONFIG_ARCH_OMAP15XX) += gpio15xx.o obj-$(CONFIG_ARCH_OMAP16XX) += gpio16xx.o - -ifneq ($(CONFIG_FB_OMAP),) -obj-y += lcd_dma.o -endif diff --git a/arch/arm/mach-omap1/Makefile.boot b/arch/arm/mach-omap1/Makefile.boot deleted file mode 100644 index 2c771515a606..000000000000 --- a/arch/arm/mach-omap1/Makefile.boot +++ /dev/null @@ -1,4 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0-only - zreladdr-y += 0x10008000 -params_phys-y := 0x10000100 -initrd_phys-y := 0x10800000 diff --git a/arch/arm/mach-omap1/ams-delta-fiq-handler.S b/arch/arm/mach-omap1/ams-delta-fiq-handler.S index 14a6c3eb3298..35c2f9574dbd 100644 --- a/arch/arm/mach-omap1/ams-delta-fiq-handler.S +++ b/arch/arm/mach-omap1/ams-delta-fiq-handler.S @@ -13,13 +13,15 @@ #include <linux/linkage.h> #include <linux/platform_data/ams-delta-fiq.h> #include <linux/platform_data/gpio-omap.h> +#include <linux/soc/ti/omap1-io.h> #include <asm/assembler.h> +#include <asm/irq.h> +#include "hardware.h" #include "ams-delta-fiq.h" #include "board-ams-delta.h" #include "iomap.h" -#include "soc.h" /* * OMAP1510 GPIO related symbol copied from arch/arm/mach-omap1/gpio15xx.c. diff --git a/arch/arm/mach-omap1/ams-delta-fiq.c b/arch/arm/mach-omap1/ams-delta-fiq.c index 4eea3e39e633..1f5852be057e 100644 --- a/arch/arm/mach-omap1/ams-delta-fiq.c +++ b/arch/arm/mach-omap1/ams-delta-fiq.c @@ -21,7 +21,9 @@ #include <linux/platform_device.h> #include <asm/fiq.h> +#include <linux/soc/ti/omap1-io.h> +#include "hardware.h" #include "ams-delta-fiq.h" #include "board-ams-delta.h" diff --git a/arch/arm/mach-omap1/ams-delta-fiq.h b/arch/arm/mach-omap1/ams-delta-fiq.h index fd76df3cce37..7f843caedb7c 100644 --- a/arch/arm/mach-omap1/ams-delta-fiq.h +++ b/arch/arm/mach-omap1/ams-delta-fiq.h @@ -16,7 +16,7 @@ #ifndef __AMS_DELTA_FIQ_H #define __AMS_DELTA_FIQ_H -#include <mach/irqs.h> +#include "irqs.h" /* * Interrupt number used for passing control from FIQ to IRQ. diff --git a/arch/arm/mach-omap1/board-ams-delta.c b/arch/arm/mach-omap1/board-ams-delta.c index a2aa7a12b374..0daf6c5b5c1c 100644 --- a/arch/arm/mach-omap1/board-ams-delta.c +++ b/arch/arm/mach-omap1/board-ams-delta.c @@ -11,12 +11,13 @@ #include <linux/gpio/driver.h> #include <linux/gpio/machine.h> #include <linux/gpio/consumer.h> -#include <linux/gpio.h> #include <linux/kernel.h> #include <linux/init.h> #include <linux/input.h> #include <linux/interrupt.h> #include <linux/leds.h> +#include <linux/mtd/nand-gpio.h> +#include <linux/mtd/partitions.h> #include <linux/platform_device.h> #include <linux/regulator/consumer.h> #include <linux/regulator/fixed.h> @@ -26,8 +27,7 @@ #include <linux/omapfb.h> #include <linux/io.h> #include <linux/platform_data/gpio-omap.h> - -#include <media/soc_camera.h> +#include <linux/soc/ti/omap1-mux.h> #include <asm/serial.h> #include <asm/mach-types.h> @@ -35,12 +35,9 @@ #include <asm/mach/map.h> #include <linux/platform_data/keypad-omap.h> -#include <mach/mux.h> - -#include <mach/hardware.h> -#include "camera.h" -#include <mach/usb.h> +#include "hardware.h" +#include "usb.h" #include "ams-delta-fiq.h" #include "board-ams-delta.h" #include "iomap.h" @@ -294,9 +291,42 @@ struct modem_private_data { static struct modem_private_data modem_priv; +/* + * Define partitions for flash device + */ + +static struct mtd_partition partition_info[] = { + { .name = "Kernel", + .offset = 0, + .size = 3 * SZ_1M + SZ_512K }, + { .name = "u-boot", + .offset = 3 * SZ_1M + SZ_512K, + .size = SZ_256K }, + { .name = "u-boot params", + .offset = 3 * SZ_1M + SZ_512K + SZ_256K, + .size = SZ_256K }, + { .name = "Amstrad LDR", + .offset = 4 * SZ_1M, + .size = SZ_256K }, + { .name = "File system", + .offset = 4 * SZ_1M + 1 * SZ_256K, + .size = 27 * SZ_1M }, + { .name = "PBL reserved", + .offset = 32 * SZ_1M - 3 * SZ_256K, + .size = 3 * SZ_256K }, +}; + +static struct gpio_nand_platdata nand_platdata = { + .parts = partition_info, + .num_parts = ARRAY_SIZE(partition_info), +}; + static struct platform_device ams_delta_nand_device = { .name = "ams-delta-nand", .id = -1, + .dev = { + .platform_data = &nand_platdata, + }, }; #define OMAP_GPIO_LABEL "gpio-0-15" @@ -306,10 +336,14 @@ static struct gpiod_lookup_table ams_delta_nand_gpio_table = { .table = { GPIO_LOOKUP(OMAP_GPIO_LABEL, AMS_DELTA_GPIO_PIN_NAND_RB, "rdy", 0), - GPIO_LOOKUP(LATCH2_LABEL, LATCH2_PIN_NAND_NCE, "nce", 0), - GPIO_LOOKUP(LATCH2_LABEL, LATCH2_PIN_NAND_NRE, "nre", 0), - GPIO_LOOKUP(LATCH2_LABEL, LATCH2_PIN_NAND_NWP, "nwp", 0), - GPIO_LOOKUP(LATCH2_LABEL, LATCH2_PIN_NAND_NWE, "nwe", 0), + GPIO_LOOKUP(LATCH2_LABEL, LATCH2_PIN_NAND_NCE, "nce", + GPIO_ACTIVE_LOW), + GPIO_LOOKUP(LATCH2_LABEL, LATCH2_PIN_NAND_NRE, "nre", + GPIO_ACTIVE_LOW), + GPIO_LOOKUP(LATCH2_LABEL, LATCH2_PIN_NAND_NWP, "nwp", + GPIO_ACTIVE_LOW), + GPIO_LOOKUP(LATCH2_LABEL, LATCH2_PIN_NAND_NWE, "nwe", + GPIO_ACTIVE_LOW), GPIO_LOOKUP(LATCH2_LABEL, LATCH2_PIN_NAND_ALE, "ale", 0), GPIO_LOOKUP(LATCH2_LABEL, LATCH2_PIN_NAND_CLE, "cle", 0), GPIO_LOOKUP_IDX(OMAP_MPUIO_LABEL, 0, "data", 0, 0), @@ -371,9 +405,6 @@ static struct gpio_led gpio_leds[] __initdata = { [LATCH1_PIN_LED_CAMERA] = { .name = "camera", .default_state = LEDS_GPIO_DEFSTATE_OFF, -#ifdef CONFIG_LEDS_TRIGGERS - .default_trigger = "ams_delta_camera", -#endif }, [LATCH1_PIN_LED_ADVERT] = { .name = "advert", @@ -420,51 +451,6 @@ static struct gpiod_lookup_table leds_gpio_table = { }, }; -static struct i2c_board_info ams_delta_camera_board_info[] = { - { - I2C_BOARD_INFO("ov6650", 0x60), - }, -}; - -#ifdef CONFIG_LEDS_TRIGGERS -DEFINE_LED_TRIGGER(ams_delta_camera_led_trigger); - -static int ams_delta_camera_power(struct device *dev, int power) -{ - /* - * turn on camera LED - */ - if (power) - led_trigger_event(ams_delta_camera_led_trigger, LED_FULL); - else - led_trigger_event(ams_delta_camera_led_trigger, LED_OFF); - return 0; -} -#else -#define ams_delta_camera_power NULL -#endif - -static struct soc_camera_link ams_delta_iclink = { - .bus_id = 0, /* OMAP1 SoC camera bus */ - .i2c_adapter_id = 1, - .board_info = &ams_delta_camera_board_info[0], - .module_name = "ov6650", - .power = ams_delta_camera_power, -}; - -static struct platform_device ams_delta_camera_device = { - .name = "soc-camera-pdrv", - .id = 0, - .dev = { - .platform_data = &ams_delta_iclink, - }, -}; - -static struct omap1_cam_platform_data ams_delta_camera_platform_data = { - .camexclk_khz = 12000, /* default 12MHz clock, no extra DPLL */ - .lclk_khz_max = 1334, /* results in 5fps CIF, 10fps QCIF */ -}; - static struct platform_device ams_delta_audio_device = { .name = "ams-delta-audio", .id = -1, @@ -559,12 +545,12 @@ static struct platform_device *ams_delta_devices[] __initdata = { &latch1_gpio_device, &latch2_gpio_device, &ams_delta_kp_device, - &ams_delta_camera_device, &ams_delta_audio_device, &ams_delta_serio_device, &ams_delta_nand_device, &ams_delta_lcd_device, &cx20442_codec_device, + &modem_nreset_device, }; static struct gpiod_lookup_table *ams_delta_gpio_tables[] __initdata = { @@ -575,22 +561,6 @@ static struct gpiod_lookup_table *ams_delta_gpio_tables[] __initdata = { &ams_delta_nand_gpio_table, }; -/* - * Some drivers may not use GPIO lookup tables but need to be provided - * with GPIO numbers. The same applies to GPIO based IRQ lines - some - * drivers may even not use GPIO layer but expect just IRQ numbers. - * We could either define GPIO lookup tables then use them on behalf - * of those devices, or we can use GPIO driver level methods for - * identification of GPIO and IRQ numbers. For the purpose of the latter, - * defina a helper function which identifies GPIO chips by their labels. - */ -static int gpiochip_match_by_label(struct gpio_chip *chip, void *data) -{ - char *label = data; - - return !strcmp(label, chip->label); -} - static struct gpiod_hog ams_delta_gpio_hogs[] = { GPIO_HOG(LATCH2_LABEL, LATCH2_PIN_KEYBRD_DATAOUT, "keybrd_dataout", GPIO_ACTIVE_HIGH, GPIOD_OUT_LOW), @@ -630,14 +600,28 @@ static void __init modem_assign_irq(struct gpio_chip *chip) */ static void __init omap_gpio_deps_init(void) { + struct gpio_device *gdev; struct gpio_chip *chip; - chip = gpiochip_find(OMAP_GPIO_LABEL, gpiochip_match_by_label); - if (!chip) { - pr_err("%s: OMAP GPIO chip not found\n", __func__); + /* + * Some drivers may not use GPIO lookup tables but need to be provided + * with GPIO numbers. The same applies to GPIO based IRQ lines - some + * drivers may even not use GPIO layer but expect just IRQ numbers. + * We could either define GPIO lookup tables then use them on behalf + * of those devices, or we can use GPIO driver level methods for + * identification of GPIO and IRQ numbers. + * + * This reference will be leaked but that's alright as this device + * never goes down. + */ + gdev = gpio_device_find_by_label(OMAP_GPIO_LABEL); + if (!gdev) { + pr_err("%s: OMAP GPIO device not found\n", __func__); return; } + chip = gpio_device_get_chip(gdev); + /* * Start with FIQ initialization as it may have to request * and release successfully each OMAP GPIO pin in turn. @@ -678,7 +662,7 @@ static void __init ams_delta_latch2_init(void) { u16 latch2 = 1 << LATCH2_PIN_MODEM_NRESET | 1 << LATCH2_PIN_MODEM_CODEC; - __raw_writew(latch2, LATCH2_VIRT); + __raw_writew(latch2, IOMEM(LATCH2_VIRT)); } static void __init ams_delta_init(void) @@ -711,11 +695,6 @@ static void __init ams_delta_init(void) omap_register_i2c_bus(1, 100, NULL, 0); omap1_usb_init(&ams_delta_usb_config); - omap1_set_camera_info(&ams_delta_camera_platform_data); -#ifdef CONFIG_LEDS_TRIGGERS - led_trigger_register_simple("ams_delta_camera", - &ams_delta_camera_led_trigger); -#endif platform_add_devices(ams_delta_devices, ARRAY_SIZE(ams_delta_devices)); /* @@ -802,26 +781,28 @@ static struct plat_serial8250_port ams_delta_modem_ports[] = { { }, }; +static int ams_delta_modem_pm_activate(struct device *dev) +{ + modem_priv.regulator = regulator_get(dev, "RESET#"); + if (IS_ERR(modem_priv.regulator)) + return -EPROBE_DEFER; + + return 0; +} + +static struct dev_pm_domain ams_delta_modem_pm_domain = { + .activate = ams_delta_modem_pm_activate, +}; + static struct platform_device ams_delta_modem_device = { .name = "serial8250", .id = PLAT8250_DEV_PLATFORM1, .dev = { .platform_data = ams_delta_modem_ports, + .pm_domain = &ams_delta_modem_pm_domain, }, }; -static int __init modem_nreset_init(void) -{ - int err; - - err = platform_device_register(&modem_nreset_device); - if (err) - pr_err("Couldn't register the modem regulator device\n"); - - return err; -} - - /* * This function expects MODEM IRQ number already assigned to the port. * The MODEM device requires its RESET# pin kept high during probe. @@ -841,8 +822,6 @@ static int __init modem_nreset_init(void) */ static int __init ams_delta_modem_init(void) { - int err; - if (!machine_is_ams_delta()) return -ENODEV; @@ -851,46 +830,13 @@ static int __init ams_delta_modem_init(void) /* Initialize the modem_nreset regulator consumer before use */ modem_priv.regulator = ERR_PTR(-ENODEV); - err = platform_device_register(&ams_delta_modem_device); - - return err; + return platform_device_register(&ams_delta_modem_device); } arch_initcall_sync(ams_delta_modem_init); -static int __init late_init(void) -{ - int err; - - err = modem_nreset_init(); - if (err) - return err; - - /* - * Once the modem device is registered, the modem_nreset - * regulator can be requested on behalf of that device. - */ - modem_priv.regulator = regulator_get(&ams_delta_modem_device.dev, - "RESET#"); - if (IS_ERR(modem_priv.regulator)) { - err = PTR_ERR(modem_priv.regulator); - goto unregister; - } - return 0; - -unregister: - platform_device_unregister(&ams_delta_modem_device); - return err; -} - -static void __init ams_delta_init_late(void) -{ - omap1_init_late(); - late_init(); -} - static void __init ams_delta_map_io(void) { - omap15xx_map_io(); + omap1_map_io(); iotable_init(ams_delta_io_desc, ARRAY_SIZE(ams_delta_io_desc)); } @@ -900,9 +846,8 @@ MACHINE_START(AMS_DELTA, "Amstrad E3 (Delta)") .map_io = ams_delta_map_io, .init_early = omap1_init_early, .init_irq = omap1_init_irq, - .handle_irq = omap1_handle_irq, .init_machine = ams_delta_init, - .init_late = ams_delta_init_late, + .init_late = omap1_init_late, .init_time = omap1_timer_init, .restart = omap1_restart, MACHINE_END diff --git a/arch/arm/mach-omap1/board-fsample.c b/arch/arm/mach-omap1/board-fsample.c deleted file mode 100644 index c3aa6f2e5546..000000000000 --- a/arch/arm/mach-omap1/board-fsample.c +++ /dev/null @@ -1,366 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * linux/arch/arm/mach-omap1/board-fsample.c - * - * Modified from board-perseus2.c - * - * Original OMAP730 support by Jean Pihet <j-pihet@ti.com> - * Updated for 2.6 by Kevin Hilman <kjh@hilman.org> - */ -#include <linux/gpio.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/delay.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/platnand.h> -#include <linux/mtd/physmap.h> -#include <linux/input.h> -#include <linux/smc91x.h> -#include <linux/omapfb.h> - -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/map.h> - -#include <mach/tc.h> -#include <mach/mux.h> -#include "flash.h" -#include <linux/platform_data/keypad-omap.h> - -#include <mach/hardware.h> - -#include "iomap.h" -#include "common.h" -#include "fpga.h" - -/* fsample is pretty close to p2-sample */ - -#define fsample_cpld_read(reg) __raw_readb(reg) -#define fsample_cpld_write(val, reg) __raw_writeb(val, reg) - -#define FSAMPLE_CPLD_BASE 0xE8100000 -#define FSAMPLE_CPLD_SIZE SZ_4K -#define FSAMPLE_CPLD_START 0x05080000 - -#define FSAMPLE_CPLD_REG_A (FSAMPLE_CPLD_BASE + 0x00) -#define FSAMPLE_CPLD_SWITCH (FSAMPLE_CPLD_BASE + 0x02) -#define FSAMPLE_CPLD_UART (FSAMPLE_CPLD_BASE + 0x02) -#define FSAMPLE_CPLD_REG_B (FSAMPLE_CPLD_BASE + 0x04) -#define FSAMPLE_CPLD_VERSION (FSAMPLE_CPLD_BASE + 0x06) -#define FSAMPLE_CPLD_SET_CLR (FSAMPLE_CPLD_BASE + 0x06) - -#define FSAMPLE_CPLD_BIT_BT_RESET 0 -#define FSAMPLE_CPLD_BIT_LCD_RESET 1 -#define FSAMPLE_CPLD_BIT_CAM_PWDN 2 -#define FSAMPLE_CPLD_BIT_CHARGER_ENABLE 3 -#define FSAMPLE_CPLD_BIT_SD_MMC_EN 4 -#define FSAMPLE_CPLD_BIT_aGPS_PWREN 5 -#define FSAMPLE_CPLD_BIT_BACKLIGHT 6 -#define FSAMPLE_CPLD_BIT_aGPS_EN_RESET 7 -#define FSAMPLE_CPLD_BIT_aGPS_SLEEPx_N 8 -#define FSAMPLE_CPLD_BIT_OTG_RESET 9 - -#define fsample_cpld_set(bit) \ - fsample_cpld_write((((bit) & 15) << 4) | 0x0f, FSAMPLE_CPLD_SET_CLR) - -#define fsample_cpld_clear(bit) \ - fsample_cpld_write(0xf0 | ((bit) & 15), FSAMPLE_CPLD_SET_CLR) - -static const unsigned int fsample_keymap[] = { - KEY(0, 0, KEY_UP), - KEY(1, 0, KEY_RIGHT), - KEY(2, 0, KEY_LEFT), - KEY(3, 0, KEY_DOWN), - KEY(4, 0, KEY_ENTER), - KEY(0, 1, KEY_F10), - KEY(1, 1, KEY_SEND), - KEY(2, 1, KEY_END), - KEY(3, 1, KEY_VOLUMEDOWN), - KEY(4, 1, KEY_VOLUMEUP), - KEY(5, 1, KEY_RECORD), - KEY(0, 2, KEY_F9), - KEY(1, 2, KEY_3), - KEY(2, 2, KEY_6), - KEY(3, 2, KEY_9), - KEY(4, 2, KEY_KPDOT), - KEY(0, 3, KEY_BACK), - KEY(1, 3, KEY_2), - KEY(2, 3, KEY_5), - KEY(3, 3, KEY_8), - KEY(4, 3, KEY_0), - KEY(5, 3, KEY_KPSLASH), - KEY(0, 4, KEY_HOME), - KEY(1, 4, KEY_1), - KEY(2, 4, KEY_4), - KEY(3, 4, KEY_7), - KEY(4, 4, KEY_KPASTERISK), - KEY(5, 4, KEY_POWER), -}; - -static struct smc91x_platdata smc91x_info = { - .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT, - .leda = RPC_LED_100_10, - .ledb = RPC_LED_TX_RX, -}; - -static struct resource smc91x_resources[] = { - [0] = { - .start = H2P2_DBG_FPGA_ETHR_START, /* Physical */ - .end = H2P2_DBG_FPGA_ETHR_START + 0xf, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = INT_7XX_MPU_EXT_NIRQ, - .end = 0, - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, - }, -}; - -static void __init fsample_init_smc91x(void) -{ - __raw_writeb(1, H2P2_DBG_FPGA_LAN_RESET); - mdelay(50); - __raw_writeb(__raw_readb(H2P2_DBG_FPGA_LAN_RESET) & ~1, - H2P2_DBG_FPGA_LAN_RESET); - mdelay(50); -} - -static struct mtd_partition nor_partitions[] = { - /* bootloader (U-Boot, etc) in first sector */ - { - .name = "bootloader", - .offset = 0, - .size = SZ_128K, - .mask_flags = MTD_WRITEABLE, /* force read-only */ - }, - /* bootloader params in the next sector */ - { - .name = "params", - .offset = MTDPART_OFS_APPEND, - .size = SZ_128K, - .mask_flags = 0, - }, - /* kernel */ - { - .name = "kernel", - .offset = MTDPART_OFS_APPEND, - .size = SZ_2M, - .mask_flags = 0 - }, - /* rest of flash is a file system */ - { - .name = "rootfs", - .offset = MTDPART_OFS_APPEND, - .size = MTDPART_SIZ_FULL, - .mask_flags = 0 - }, -}; - -static struct physmap_flash_data nor_data = { - .width = 2, - .set_vpp = omap1_set_vpp, - .parts = nor_partitions, - .nr_parts = ARRAY_SIZE(nor_partitions), -}; - -static struct resource nor_resource = { - .start = OMAP_CS0_PHYS, - .end = OMAP_CS0_PHYS + SZ_32M - 1, - .flags = IORESOURCE_MEM, -}; - -static struct platform_device nor_device = { - .name = "physmap-flash", - .id = 0, - .dev = { - .platform_data = &nor_data, - }, - .num_resources = 1, - .resource = &nor_resource, -}; - -#define FSAMPLE_NAND_RB_GPIO_PIN 62 - -static int nand_dev_ready(struct nand_chip *chip) -{ - return gpio_get_value(FSAMPLE_NAND_RB_GPIO_PIN); -} - -static struct platform_nand_data nand_data = { - .chip = { - .nr_chips = 1, - .chip_offset = 0, - .options = NAND_SAMSUNG_LP_OPTIONS, - }, - .ctrl = { - .cmd_ctrl = omap1_nand_cmd_ctl, - .dev_ready = nand_dev_ready, - }, -}; - -static struct resource nand_resource = { - .start = OMAP_CS3_PHYS, - .end = OMAP_CS3_PHYS + SZ_4K - 1, - .flags = IORESOURCE_MEM, -}; - -static struct platform_device nand_device = { - .name = "gen_nand", - .id = 0, - .dev = { - .platform_data = &nand_data, - }, - .num_resources = 1, - .resource = &nand_resource, -}; - -static struct platform_device smc91x_device = { - .name = "smc91x", - .id = 0, - .dev = { - .platform_data = &smc91x_info, - }, - .num_resources = ARRAY_SIZE(smc91x_resources), - .resource = smc91x_resources, -}; - -static struct resource kp_resources[] = { - [0] = { - .start = INT_7XX_MPUIO_KEYPAD, - .end = INT_7XX_MPUIO_KEYPAD, - .flags = IORESOURCE_IRQ, - }, -}; - -static const struct matrix_keymap_data fsample_keymap_data = { - .keymap = fsample_keymap, - .keymap_size = ARRAY_SIZE(fsample_keymap), -}; - -static struct omap_kp_platform_data kp_data = { - .rows = 8, - .cols = 8, - .keymap_data = &fsample_keymap_data, - .delay = 4, -}; - -static struct platform_device kp_device = { - .name = "omap-keypad", - .id = -1, - .dev = { - .platform_data = &kp_data, - }, - .num_resources = ARRAY_SIZE(kp_resources), - .resource = kp_resources, -}; - -static struct platform_device *devices[] __initdata = { - &nor_device, - &nand_device, - &smc91x_device, - &kp_device, -}; - -static const struct omap_lcd_config fsample_lcd_config = { - .ctrl_name = "internal", -}; - -static void __init omap_fsample_init(void) -{ - /* Early, board-dependent init */ - - /* - * Hold GSM Reset until needed - */ - omap_writew(omap_readw(OMAP7XX_DSP_M_CTL) & ~1, OMAP7XX_DSP_M_CTL); - - /* - * UARTs -> done automagically by 8250 driver - */ - - /* - * CSx timings, GPIO Mux ... setup - */ - - /* Flash: CS0 timings setup */ - omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_0); - omap_writel(0x00000088, OMAP7XX_FLASH_ACFG_0); - - /* - * Ethernet support through the debug board - * CS1 timings setup - */ - omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_1); - omap_writel(0x00000000, OMAP7XX_FLASH_ACFG_1); - - /* - * Configure MPU_EXT_NIRQ IO in IO_CONF9 register, - * It is used as the Ethernet controller interrupt - */ - omap_writel(omap_readl(OMAP7XX_IO_CONF_9) & 0x1FFFFFFF, - OMAP7XX_IO_CONF_9); - - fsample_init_smc91x(); - - BUG_ON(gpio_request(FSAMPLE_NAND_RB_GPIO_PIN, "NAND ready") < 0); - gpio_direction_input(FSAMPLE_NAND_RB_GPIO_PIN); - - omap_cfg_reg(L3_1610_FLASH_CS2B_OE); - omap_cfg_reg(M8_1610_FLASH_CS2B_WE); - - /* Mux pins for keypad */ - omap_cfg_reg(E2_7XX_KBR0); - omap_cfg_reg(J7_7XX_KBR1); - omap_cfg_reg(E1_7XX_KBR2); - omap_cfg_reg(F3_7XX_KBR3); - omap_cfg_reg(D2_7XX_KBR4); - omap_cfg_reg(C2_7XX_KBC0); - omap_cfg_reg(D3_7XX_KBC1); - omap_cfg_reg(E4_7XX_KBC2); - omap_cfg_reg(F4_7XX_KBC3); - omap_cfg_reg(E3_7XX_KBC4); - - platform_add_devices(devices, ARRAY_SIZE(devices)); - - omap_serial_init(); - omap_register_i2c_bus(1, 100, NULL, 0); - - omapfb_set_lcd_config(&fsample_lcd_config); -} - -/* Only FPGA needs to be mapped here. All others are done with ioremap */ -static struct map_desc omap_fsample_io_desc[] __initdata = { - { - .virtual = H2P2_DBG_FPGA_BASE, - .pfn = __phys_to_pfn(H2P2_DBG_FPGA_START), - .length = H2P2_DBG_FPGA_SIZE, - .type = MT_DEVICE - }, - { - .virtual = FSAMPLE_CPLD_BASE, - .pfn = __phys_to_pfn(FSAMPLE_CPLD_START), - .length = FSAMPLE_CPLD_SIZE, - .type = MT_DEVICE - } -}; - -static void __init omap_fsample_map_io(void) -{ - omap15xx_map_io(); - iotable_init(omap_fsample_io_desc, - ARRAY_SIZE(omap_fsample_io_desc)); -} - -MACHINE_START(OMAP_FSAMPLE, "OMAP730 F-Sample") -/* Maintainer: Brian Swetland <swetland@google.com> */ - .atag_offset = 0x100, - .map_io = omap_fsample_map_io, - .init_early = omap1_init_early, - .init_irq = omap1_init_irq, - .handle_irq = omap1_handle_irq, - .init_machine = omap_fsample_init, - .init_late = omap1_init_late, - .init_time = omap1_timer_init, - .restart = omap1_restart, -MACHINE_END diff --git a/arch/arm/mach-omap1/board-generic.c b/arch/arm/mach-omap1/board-generic.c deleted file mode 100644 index c62554990115..000000000000 --- a/arch/arm/mach-omap1/board-generic.c +++ /dev/null @@ -1,87 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * linux/arch/arm/mach-omap1/board-generic.c - * - * Modified from board-innovator1510.c - * - * Code for generic OMAP board. Should work on many OMAP systems where - * the device drivers take care of all the necessary hardware initialization. - * Do not put any board specific code to this file; create a new machine - * type if you need custom low-level initializations. - */ -#include <linux/gpio.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> - -#include <mach/hardware.h> -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/map.h> - -#include <mach/mux.h> - -#include <mach/usb.h> - -#include "common.h" - -/* assume no Mini-AB port */ - -#ifdef CONFIG_ARCH_OMAP15XX -static struct omap_usb_config generic1510_usb_config __initdata = { - .register_host = 1, - .register_dev = 1, - .hmc_mode = 16, - .pins[0] = 3, -}; -#endif - -#if defined(CONFIG_ARCH_OMAP16XX) -static struct omap_usb_config generic1610_usb_config __initdata = { -#ifdef CONFIG_USB_OTG - .otg = 1, -#endif - .register_host = 1, - .register_dev = 1, - .hmc_mode = 16, - .pins[0] = 6, -}; -#endif - -static void __init omap_generic_init(void) -{ -#ifdef CONFIG_ARCH_OMAP15XX - if (cpu_is_omap15xx()) { - /* mux pins for uarts */ - omap_cfg_reg(UART1_TX); - omap_cfg_reg(UART1_RTS); - omap_cfg_reg(UART2_TX); - omap_cfg_reg(UART2_RTS); - omap_cfg_reg(UART3_TX); - omap_cfg_reg(UART3_RX); - - omap1_usb_init(&generic1510_usb_config); - } -#endif -#if defined(CONFIG_ARCH_OMAP16XX) - if (!cpu_is_omap1510()) { - omap1_usb_init(&generic1610_usb_config); - } -#endif - - omap_serial_init(); - omap_register_i2c_bus(1, 100, NULL, 0); -} - -MACHINE_START(OMAP_GENERIC, "Generic OMAP1510/1610/1710") - /* Maintainer: Tony Lindgren <tony@atomide.com> */ - .atag_offset = 0x100, - .map_io = omap16xx_map_io, - .init_early = omap1_init_early, - .init_irq = omap1_init_irq, - .handle_irq = omap1_handle_irq, - .init_machine = omap_generic_init, - .init_late = omap1_init_late, - .init_time = omap1_timer_init, - .restart = omap1_restart, -MACHINE_END diff --git a/arch/arm/mach-omap1/board-h2-mmc.c b/arch/arm/mach-omap1/board-h2-mmc.c deleted file mode 100644 index 06c5404078aa..000000000000 --- a/arch/arm/mach-omap1/board-h2-mmc.c +++ /dev/null @@ -1,74 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * linux/arch/arm/mach-omap1/board-h2-mmc.c - * - * Copyright (C) 2007 Instituto Nokia de Tecnologia - INdT - * Author: Felipe Balbi <felipe.lima@indt.org.br> - * - * This code is based on linux/arch/arm/mach-omap2/board-n800-mmc.c, which is: - * Copyright (C) 2006 Nokia Corporation - */ -#include <linux/gpio.h> -#include <linux/platform_device.h> -#include <linux/platform_data/gpio-omap.h> -#include <linux/mfd/tps65010.h> - -#include "board-h2.h" -#include "mmc.h" - -#if IS_ENABLED(CONFIG_MMC_OMAP) - -static int mmc_set_power(struct device *dev, int slot, int power_on, - int vdd) -{ - gpio_set_value(H2_TPS_GPIO_MMC_PWR_EN, power_on); - return 0; -} - -static int mmc_late_init(struct device *dev) -{ - int ret = gpio_request(H2_TPS_GPIO_MMC_PWR_EN, "MMC power"); - if (ret < 0) - return ret; - - gpio_direction_output(H2_TPS_GPIO_MMC_PWR_EN, 0); - - return ret; -} - -static void mmc_cleanup(struct device *dev) -{ - gpio_free(H2_TPS_GPIO_MMC_PWR_EN); -} - -/* - * H2 could use the following functions tested: - * - mmc_get_cover_state that uses OMAP_MPUIO(1) - * - mmc_get_wp that uses OMAP_MPUIO(3) - */ -static struct omap_mmc_platform_data mmc1_data = { - .nr_slots = 1, - .init = mmc_late_init, - .cleanup = mmc_cleanup, - .slots[0] = { - .set_power = mmc_set_power, - .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, - .name = "mmcblk", - }, -}; - -static struct omap_mmc_platform_data *mmc_data[OMAP16XX_NR_MMC]; - -void __init h2_mmc_init(void) -{ - mmc_data[0] = &mmc1_data; - omap1_init_mmc(mmc_data, OMAP16XX_NR_MMC); -} - -#else - -void __init h2_mmc_init(void) -{ -} - -#endif diff --git a/arch/arm/mach-omap1/board-h2.c b/arch/arm/mach-omap1/board-h2.c deleted file mode 100644 index cb7ce627ffe8..000000000000 --- a/arch/arm/mach-omap1/board-h2.c +++ /dev/null @@ -1,430 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * linux/arch/arm/mach-omap1/board-h2.c - * - * Board specific inits for OMAP-1610 H2 - * - * Copyright (C) 2001 RidgeRun, Inc. - * Author: Greg Lonnon <glonnon@ridgerun.com> - * - * Copyright (C) 2002 MontaVista Software, Inc. - * - * Separated FPGA interrupts from innovator1510.c and cleaned up for 2.6 - * Copyright (C) 2004 Nokia Corporation by Tony Lindrgen <tony@atomide.com> - * - * H2 specific changes and cleanup - * Copyright (C) 2004 Nokia Corporation by Imre Deak <imre.deak@nokia.com> - */ -#include <linux/gpio.h> -#include <linux/kernel.h> -#include <linux/platform_device.h> -#include <linux/delay.h> -#include <linux/i2c.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/platnand.h> -#include <linux/mtd/physmap.h> -#include <linux/input.h> -#include <linux/mfd/tps65010.h> -#include <linux/smc91x.h> -#include <linux/omapfb.h> -#include <linux/platform_data/gpio-omap.h> -#include <linux/leds.h> - -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/map.h> - -#include <mach/mux.h> -#include <linux/omap-dma.h> -#include <mach/tc.h> -#include <linux/platform_data/keypad-omap.h> -#include "flash.h" - -#include <mach/hardware.h> -#include <mach/usb.h> - -#include "common.h" -#include "board-h2.h" - -/* At OMAP1610 Innovator the Ethernet is directly connected to CS1 */ -#define OMAP1610_ETHR_START 0x04000300 - -static const unsigned int h2_keymap[] = { - KEY(0, 0, KEY_LEFT), - KEY(1, 0, KEY_RIGHT), - KEY(2, 0, KEY_3), - KEY(3, 0, KEY_F10), - KEY(4, 0, KEY_F5), - KEY(5, 0, KEY_9), - KEY(0, 1, KEY_DOWN), - KEY(1, 1, KEY_UP), - KEY(2, 1, KEY_2), - KEY(3, 1, KEY_F9), - KEY(4, 1, KEY_F7), - KEY(5, 1, KEY_0), - KEY(0, 2, KEY_ENTER), - KEY(1, 2, KEY_6), - KEY(2, 2, KEY_1), - KEY(3, 2, KEY_F2), - KEY(4, 2, KEY_F6), - KEY(5, 2, KEY_HOME), - KEY(0, 3, KEY_8), - KEY(1, 3, KEY_5), - KEY(2, 3, KEY_F12), - KEY(3, 3, KEY_F3), - KEY(4, 3, KEY_F8), - KEY(5, 3, KEY_END), - KEY(0, 4, KEY_7), - KEY(1, 4, KEY_4), - KEY(2, 4, KEY_F11), - KEY(3, 4, KEY_F1), - KEY(4, 4, KEY_F4), - KEY(5, 4, KEY_ESC), - KEY(0, 5, KEY_F13), - KEY(1, 5, KEY_F14), - KEY(2, 5, KEY_F15), - KEY(3, 5, KEY_F16), - KEY(4, 5, KEY_SLEEP), -}; - -static struct mtd_partition h2_nor_partitions[] = { - /* bootloader (U-Boot, etc) in first sector */ - { - .name = "bootloader", - .offset = 0, - .size = SZ_128K, - .mask_flags = MTD_WRITEABLE, /* force read-only */ - }, - /* bootloader params in the next sector */ - { - .name = "params", - .offset = MTDPART_OFS_APPEND, - .size = SZ_128K, - .mask_flags = 0, - }, - /* kernel */ - { - .name = "kernel", - .offset = MTDPART_OFS_APPEND, - .size = SZ_2M, - .mask_flags = 0 - }, - /* file system */ - { - .name = "filesystem", - .offset = MTDPART_OFS_APPEND, - .size = MTDPART_SIZ_FULL, - .mask_flags = 0 - } -}; - -static struct physmap_flash_data h2_nor_data = { - .width = 2, - .set_vpp = omap1_set_vpp, - .parts = h2_nor_partitions, - .nr_parts = ARRAY_SIZE(h2_nor_partitions), -}; - -static struct resource h2_nor_resource = { - /* This is on CS3, wherever it's mapped */ - .flags = IORESOURCE_MEM, -}; - -static struct platform_device h2_nor_device = { - .name = "physmap-flash", - .id = 0, - .dev = { - .platform_data = &h2_nor_data, - }, - .num_resources = 1, - .resource = &h2_nor_resource, -}; - -static struct mtd_partition h2_nand_partitions[] = { -#if 0 - /* REVISIT: enable these partitions if you make NAND BOOT - * work on your H2 (rev C or newer); published versions of - * x-load only support P2 and H3. - */ - { - .name = "xloader", - .offset = 0, - .size = 64 * 1024, - .mask_flags = MTD_WRITEABLE, /* force read-only */ - }, - { - .name = "bootloader", - .offset = MTDPART_OFS_APPEND, - .size = 256 * 1024, - .mask_flags = MTD_WRITEABLE, /* force read-only */ - }, - { - .name = "params", - .offset = MTDPART_OFS_APPEND, - .size = 192 * 1024, - }, - { - .name = "kernel", - .offset = MTDPART_OFS_APPEND, - .size = 2 * SZ_1M, - }, -#endif - { - .name = "filesystem", - .size = MTDPART_SIZ_FULL, - .offset = MTDPART_OFS_APPEND, - }, -}; - -#define H2_NAND_RB_GPIO_PIN 62 - -static int h2_nand_dev_ready(struct nand_chip *chip) -{ - return gpio_get_value(H2_NAND_RB_GPIO_PIN); -} - -static struct platform_nand_data h2_nand_platdata = { - .chip = { - .nr_chips = 1, - .chip_offset = 0, - .nr_partitions = ARRAY_SIZE(h2_nand_partitions), - .partitions = h2_nand_partitions, - .options = NAND_SAMSUNG_LP_OPTIONS, - }, - .ctrl = { - .cmd_ctrl = omap1_nand_cmd_ctl, - .dev_ready = h2_nand_dev_ready, - }, -}; - -static struct resource h2_nand_resource = { - .flags = IORESOURCE_MEM, -}; - -static struct platform_device h2_nand_device = { - .name = "gen_nand", - .id = 0, - .dev = { - .platform_data = &h2_nand_platdata, - }, - .num_resources = 1, - .resource = &h2_nand_resource, -}; - -static struct smc91x_platdata h2_smc91x_info = { - .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT, - .leda = RPC_LED_100_10, - .ledb = RPC_LED_TX_RX, -}; - -static struct resource h2_smc91x_resources[] = { - [0] = { - .start = OMAP1610_ETHR_START, /* Physical */ - .end = OMAP1610_ETHR_START + 0xf, - .flags = IORESOURCE_MEM, - }, - [1] = { - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE, - }, -}; - -static struct platform_device h2_smc91x_device = { - .name = "smc91x", - .id = 0, - .dev = { - .platform_data = &h2_smc91x_info, - }, - .num_resources = ARRAY_SIZE(h2_smc91x_resources), - .resource = h2_smc91x_resources, -}; - -static struct resource h2_kp_resources[] = { - [0] = { - .start = INT_KEYBOARD, - .end = INT_KEYBOARD, - .flags = IORESOURCE_IRQ, - }, -}; - -static const struct matrix_keymap_data h2_keymap_data = { - .keymap = h2_keymap, - .keymap_size = ARRAY_SIZE(h2_keymap), -}; - -static struct omap_kp_platform_data h2_kp_data = { - .rows = 8, - .cols = 8, - .keymap_data = &h2_keymap_data, - .rep = true, - .delay = 9, - .dbounce = true, -}; - -static struct platform_device h2_kp_device = { - .name = "omap-keypad", - .id = -1, - .dev = { - .platform_data = &h2_kp_data, - }, - .num_resources = ARRAY_SIZE(h2_kp_resources), - .resource = h2_kp_resources, -}; - -static const struct gpio_led h2_gpio_led_pins[] = { - { - .name = "h2:red", - .default_trigger = "heartbeat", - .gpio = 3, - }, - { - .name = "h2:green", - .default_trigger = "cpu0", - .gpio = OMAP_MPUIO(4), - }, -}; - -static struct gpio_led_platform_data h2_gpio_led_data = { - .leds = h2_gpio_led_pins, - .num_leds = ARRAY_SIZE(h2_gpio_led_pins), -}; - -static struct platform_device h2_gpio_leds = { - .name = "leds-gpio", - .id = -1, - .dev = { - .platform_data = &h2_gpio_led_data, - }, -}; - -static struct platform_device *h2_devices[] __initdata = { - &h2_nor_device, - &h2_nand_device, - &h2_smc91x_device, - &h2_kp_device, - &h2_gpio_leds, -}; - -static void __init h2_init_smc91x(void) -{ - if (gpio_request(0, "SMC91x irq") < 0) { - printk("Error requesting gpio 0 for smc91x irq\n"); - return; - } -} - -static int tps_setup(struct i2c_client *client, void *context) -{ - if (!IS_BUILTIN(CONFIG_TPS65010)) - return -ENOSYS; - - tps65010_config_vregs1(TPS_LDO2_ENABLE | TPS_VLDO2_3_0V | - TPS_LDO1_ENABLE | TPS_VLDO1_3_0V); - - return 0; -} - -static struct tps65010_board tps_board = { - .base = H2_TPS_GPIO_BASE, - .outmask = 0x0f, - .setup = tps_setup, -}; - -static struct i2c_board_info __initdata h2_i2c_board_info[] = { - { - I2C_BOARD_INFO("tps65010", 0x48), - .platform_data = &tps_board, - }, { - I2C_BOARD_INFO("isp1301_omap", 0x2d), - }, -}; - -static struct omap_usb_config h2_usb_config __initdata = { - /* usb1 has a Mini-AB port and external isp1301 transceiver */ - .otg = 2, - -#if IS_ENABLED(CONFIG_USB_OMAP) - .hmc_mode = 19, /* 0:host(off) 1:dev|otg 2:disabled */ - /* .hmc_mode = 21,*/ /* 0:host(off) 1:dev(loopback) 2:host(loopback) */ -#elif IS_ENABLED(CONFIG_USB_OHCI_HCD) - /* needs OTG cable, or NONSTANDARD (B-to-MiniB) */ - .hmc_mode = 20, /* 1:dev|otg(off) 1:host 2:disabled */ -#endif - - .pins[1] = 3, -}; - -static const struct omap_lcd_config h2_lcd_config __initconst = { - .ctrl_name = "internal", -}; - -static void __init h2_init(void) -{ - h2_init_smc91x(); - - /* Here we assume the NOR boot config: NOR on CS3 (possibly swapped - * to address 0 by a dip switch), NAND on CS2B. The NAND driver will - * notice whether a NAND chip is enabled at probe time. - * - * FIXME revC boards (and H3) support NAND-boot, with a dip switch to - * put NOR on CS2B and NAND (which on H2 may be 16bit) on CS3. Try - * detecting that in code here, to avoid probing every possible flash - * configuration... - */ - h2_nor_resource.end = h2_nor_resource.start = omap_cs3_phys(); - h2_nor_resource.end += SZ_32M - 1; - - h2_nand_resource.end = h2_nand_resource.start = OMAP_CS2B_PHYS; - h2_nand_resource.end += SZ_4K - 1; - BUG_ON(gpio_request(H2_NAND_RB_GPIO_PIN, "NAND ready") < 0); - gpio_direction_input(H2_NAND_RB_GPIO_PIN); - - omap_cfg_reg(L3_1610_FLASH_CS2B_OE); - omap_cfg_reg(M8_1610_FLASH_CS2B_WE); - - /* MMC: card detect and WP */ - /* omap_cfg_reg(U19_ARMIO1); */ /* CD */ - omap_cfg_reg(BALLOUT_V8_ARMIO3); /* WP */ - - /* Mux pins for keypad */ - omap_cfg_reg(F18_1610_KBC0); - omap_cfg_reg(D20_1610_KBC1); - omap_cfg_reg(D19_1610_KBC2); - omap_cfg_reg(E18_1610_KBC3); - omap_cfg_reg(C21_1610_KBC4); - omap_cfg_reg(G18_1610_KBR0); - omap_cfg_reg(F19_1610_KBR1); - omap_cfg_reg(H14_1610_KBR2); - omap_cfg_reg(E20_1610_KBR3); - omap_cfg_reg(E19_1610_KBR4); - omap_cfg_reg(N19_1610_KBR5); - - /* GPIO based LEDs */ - omap_cfg_reg(P18_1610_GPIO3); - omap_cfg_reg(MPUIO4); - - h2_smc91x_resources[1].start = gpio_to_irq(0); - h2_smc91x_resources[1].end = gpio_to_irq(0); - platform_add_devices(h2_devices, ARRAY_SIZE(h2_devices)); - omap_serial_init(); - h2_i2c_board_info[0].irq = gpio_to_irq(58); - h2_i2c_board_info[1].irq = gpio_to_irq(2); - omap_register_i2c_bus(1, 100, h2_i2c_board_info, - ARRAY_SIZE(h2_i2c_board_info)); - omap1_usb_init(&h2_usb_config); - h2_mmc_init(); - - omapfb_set_lcd_config(&h2_lcd_config); -} - -MACHINE_START(OMAP_H2, "TI-H2") - /* Maintainer: Imre Deak <imre.deak@nokia.com> */ - .atag_offset = 0x100, - .map_io = omap16xx_map_io, - .init_early = omap1_init_early, - .init_irq = omap1_init_irq, - .handle_irq = omap1_handle_irq, - .init_machine = h2_init, - .init_late = omap1_init_late, - .init_time = omap1_timer_init, - .restart = omap1_restart, -MACHINE_END diff --git a/arch/arm/mach-omap1/board-h2.h b/arch/arm/mach-omap1/board-h2.h deleted file mode 100644 index 315e2662547e..000000000000 --- a/arch/arm/mach-omap1/board-h2.h +++ /dev/null @@ -1,38 +0,0 @@ -/* - * arch/arm/mach-omap1/board-h2.h - * - * Hardware definitions for TI OMAP1610 H2 board. - * - * Cleanup for Linux-2.6 by Dirk Behme <dirk.behme@de.bosch.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN - * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF - * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON - * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -#ifndef __ASM_ARCH_OMAP_H2_H -#define __ASM_ARCH_OMAP_H2_H - -#define H2_TPS_GPIO_BASE (OMAP_MAX_GPIO_LINES + 16 /* MPUIO */) -# define H2_TPS_GPIO_MMC_PWR_EN (H2_TPS_GPIO_BASE + 3) - -extern void h2_mmc_init(void); - -#endif /* __ASM_ARCH_OMAP_H2_H */ - diff --git a/arch/arm/mach-omap1/board-h3-mmc.c b/arch/arm/mach-omap1/board-h3-mmc.c deleted file mode 100644 index f595bd4f5024..000000000000 --- a/arch/arm/mach-omap1/board-h3-mmc.c +++ /dev/null @@ -1,64 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * linux/arch/arm/mach-omap1/board-h3-mmc.c - * - * Copyright (C) 2007 Instituto Nokia de Tecnologia - INdT - * Author: Felipe Balbi <felipe.lima@indt.org.br> - * - * This code is based on linux/arch/arm/mach-omap2/board-n800-mmc.c, which is: - * Copyright (C) 2006 Nokia Corporation - */ -#include <linux/gpio.h> -#include <linux/platform_device.h> - -#include <linux/mfd/tps65010.h> - -#include "common.h" -#include "board-h3.h" -#include "mmc.h" - -#if IS_ENABLED(CONFIG_MMC_OMAP) - -static int mmc_set_power(struct device *dev, int slot, int power_on, - int vdd) -{ - gpio_set_value(H3_TPS_GPIO_MMC_PWR_EN, power_on); - return 0; -} - -/* - * H3 could use the following functions tested: - * - mmc_get_cover_state that uses OMAP_MPUIO(1) - * - mmc_get_wp that maybe uses OMAP_MPUIO(3) - */ -static struct omap_mmc_platform_data mmc1_data = { - .nr_slots = 1, - .slots[0] = { - .set_power = mmc_set_power, - .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, - .name = "mmcblk", - }, -}; - -static struct omap_mmc_platform_data *mmc_data[OMAP16XX_NR_MMC]; - -void __init h3_mmc_init(void) -{ - int ret; - - ret = gpio_request(H3_TPS_GPIO_MMC_PWR_EN, "MMC power"); - if (ret < 0) - return; - gpio_direction_output(H3_TPS_GPIO_MMC_PWR_EN, 0); - - mmc_data[0] = &mmc1_data; - omap1_init_mmc(mmc_data, OMAP16XX_NR_MMC); -} - -#else - -void __init h3_mmc_init(void) -{ -} - -#endif diff --git a/arch/arm/mach-omap1/board-h3.c b/arch/arm/mach-omap1/board-h3.c deleted file mode 100644 index 4249984f9c30..000000000000 --- a/arch/arm/mach-omap1/board-h3.c +++ /dev/null @@ -1,457 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * linux/arch/arm/mach-omap1/board-h3.c - * - * This file contains OMAP1710 H3 specific code. - * - * Copyright (C) 2004 Texas Instruments, Inc. - * Copyright (C) 2002 MontaVista Software, Inc. - * Copyright (C) 2001 RidgeRun, Inc. - * Author: RidgeRun, Inc. - * Greg Lonnon (glonnon@ridgerun.com) or info@ridgerun.com - */ -#include <linux/gpio.h> -#include <linux/types.h> -#include <linux/init.h> -#include <linux/major.h> -#include <linux/kernel.h> -#include <linux/platform_device.h> -#include <linux/errno.h> -#include <linux/workqueue.h> -#include <linux/i2c.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/platnand.h> -#include <linux/mtd/partitions.h> -#include <linux/mtd/physmap.h> -#include <linux/input.h> -#include <linux/spi/spi.h> -#include <linux/mfd/tps65010.h> -#include <linux/smc91x.h> -#include <linux/omapfb.h> -#include <linux/platform_data/gpio-omap.h> -#include <linux/leds.h> - -#include <asm/setup.h> -#include <asm/page.h> -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/map.h> - -#include <mach/mux.h> -#include <mach/tc.h> -#include <linux/platform_data/keypad-omap.h> -#include <linux/omap-dma.h> -#include "flash.h" - -#include <mach/hardware.h> -#include <mach/irqs.h> -#include <mach/usb.h> - -#include "common.h" -#include "board-h3.h" - -/* In OMAP1710 H3 the Ethernet is directly connected to CS1 */ -#define OMAP1710_ETHR_START 0x04000300 - -#define H3_TS_GPIO 48 - -static const unsigned int h3_keymap[] = { - KEY(0, 0, KEY_LEFT), - KEY(1, 0, KEY_RIGHT), - KEY(2, 0, KEY_3), - KEY(3, 0, KEY_F10), - KEY(4, 0, KEY_F5), - KEY(5, 0, KEY_9), - KEY(0, 1, KEY_DOWN), - KEY(1, 1, KEY_UP), - KEY(2, 1, KEY_2), - KEY(3, 1, KEY_F9), - KEY(4, 1, KEY_F7), - KEY(5, 1, KEY_0), - KEY(0, 2, KEY_ENTER), - KEY(1, 2, KEY_6), - KEY(2, 2, KEY_1), - KEY(3, 2, KEY_F2), - KEY(4, 2, KEY_F6), - KEY(5, 2, KEY_HOME), - KEY(0, 3, KEY_8), - KEY(1, 3, KEY_5), - KEY(2, 3, KEY_F12), - KEY(3, 3, KEY_F3), - KEY(4, 3, KEY_F8), - KEY(5, 3, KEY_END), - KEY(0, 4, KEY_7), - KEY(1, 4, KEY_4), - KEY(2, 4, KEY_F11), - KEY(3, 4, KEY_F1), - KEY(4, 4, KEY_F4), - KEY(5, 4, KEY_ESC), - KEY(0, 5, KEY_F13), - KEY(1, 5, KEY_F14), - KEY(2, 5, KEY_F15), - KEY(3, 5, KEY_F16), - KEY(4, 5, KEY_SLEEP), -}; - - -static struct mtd_partition nor_partitions[] = { - /* bootloader (U-Boot, etc) in first sector */ - { - .name = "bootloader", - .offset = 0, - .size = SZ_128K, - .mask_flags = MTD_WRITEABLE, /* force read-only */ - }, - /* bootloader params in the next sector */ - { - .name = "params", - .offset = MTDPART_OFS_APPEND, - .size = SZ_128K, - .mask_flags = 0, - }, - /* kernel */ - { - .name = "kernel", - .offset = MTDPART_OFS_APPEND, - .size = SZ_2M, - .mask_flags = 0 - }, - /* file system */ - { - .name = "filesystem", - .offset = MTDPART_OFS_APPEND, - .size = MTDPART_SIZ_FULL, - .mask_flags = 0 - } -}; - -static struct physmap_flash_data nor_data = { - .width = 2, - .set_vpp = omap1_set_vpp, - .parts = nor_partitions, - .nr_parts = ARRAY_SIZE(nor_partitions), -}; - -static struct resource nor_resource = { - /* This is on CS3, wherever it's mapped */ - .flags = IORESOURCE_MEM, -}; - -static struct platform_device nor_device = { - .name = "physmap-flash", - .id = 0, - .dev = { - .platform_data = &nor_data, - }, - .num_resources = 1, - .resource = &nor_resource, -}; - -static struct mtd_partition nand_partitions[] = { -#if 0 - /* REVISIT: enable these partitions if you make NAND BOOT work */ - { - .name = "xloader", - .offset = 0, - .size = 64 * 1024, - .mask_flags = MTD_WRITEABLE, /* force read-only */ - }, - { - .name = "bootloader", - .offset = MTDPART_OFS_APPEND, - .size = 256 * 1024, - .mask_flags = MTD_WRITEABLE, /* force read-only */ - }, - { - .name = "params", - .offset = MTDPART_OFS_APPEND, - .size = 192 * 1024, - }, - { - .name = "kernel", - .offset = MTDPART_OFS_APPEND, - .size = 2 * SZ_1M, - }, -#endif - { - .name = "filesystem", - .size = MTDPART_SIZ_FULL, - .offset = MTDPART_OFS_APPEND, - }, -}; - -#define H3_NAND_RB_GPIO_PIN 10 - -static int nand_dev_ready(struct nand_chip *chip) -{ - return gpio_get_value(H3_NAND_RB_GPIO_PIN); -} - -static struct platform_nand_data nand_platdata = { - .chip = { - .nr_chips = 1, - .chip_offset = 0, - .nr_partitions = ARRAY_SIZE(nand_partitions), - .partitions = nand_partitions, - .options = NAND_SAMSUNG_LP_OPTIONS, - }, - .ctrl = { - .cmd_ctrl = omap1_nand_cmd_ctl, - .dev_ready = nand_dev_ready, - - }, -}; - -static struct resource nand_resource = { - .flags = IORESOURCE_MEM, -}; - -static struct platform_device nand_device = { - .name = "gen_nand", - .id = 0, - .dev = { - .platform_data = &nand_platdata, - }, - .num_resources = 1, - .resource = &nand_resource, -}; - -static struct smc91x_platdata smc91x_info = { - .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT, - .leda = RPC_LED_100_10, - .ledb = RPC_LED_TX_RX, -}; - -static struct resource smc91x_resources[] = { - [0] = { - .start = OMAP1710_ETHR_START, /* Physical */ - .end = OMAP1710_ETHR_START + 0xf, - .flags = IORESOURCE_MEM, - }, - [1] = { - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE, - }, -}; - -static struct platform_device smc91x_device = { - .name = "smc91x", - .id = 0, - .dev = { - .platform_data = &smc91x_info, - }, - .num_resources = ARRAY_SIZE(smc91x_resources), - .resource = smc91x_resources, -}; - -static void __init h3_init_smc91x(void) -{ - omap_cfg_reg(W15_1710_GPIO40); - if (gpio_request(40, "SMC91x irq") < 0) { - printk("Error requesting gpio 40 for smc91x irq\n"); - return; - } -} - -#define GPTIMER_BASE 0xFFFB1400 -#define GPTIMER_REGS(x) (0xFFFB1400 + (x * 0x800)) -#define GPTIMER_REGS_SIZE 0x46 - -static struct resource intlat_resources[] = { - [0] = { - .start = GPTIMER_REGS(0), /* Physical */ - .end = GPTIMER_REGS(0) + GPTIMER_REGS_SIZE, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = INT_1610_GPTIMER1, - .end = INT_1610_GPTIMER1, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device intlat_device = { - .name = "omap_intlat", - .id = 0, - .num_resources = ARRAY_SIZE(intlat_resources), - .resource = intlat_resources, -}; - -static struct resource h3_kp_resources[] = { - [0] = { - .start = INT_KEYBOARD, - .end = INT_KEYBOARD, - .flags = IORESOURCE_IRQ, - }, -}; - -static const struct matrix_keymap_data h3_keymap_data = { - .keymap = h3_keymap, - .keymap_size = ARRAY_SIZE(h3_keymap), -}; - -static struct omap_kp_platform_data h3_kp_data = { - .rows = 8, - .cols = 8, - .keymap_data = &h3_keymap_data, - .rep = true, - .delay = 9, - .dbounce = true, -}; - -static struct platform_device h3_kp_device = { - .name = "omap-keypad", - .id = -1, - .dev = { - .platform_data = &h3_kp_data, - }, - .num_resources = ARRAY_SIZE(h3_kp_resources), - .resource = h3_kp_resources, -}; - -static struct platform_device h3_lcd_device = { - .name = "lcd_h3", - .id = -1, -}; - -static struct spi_board_info h3_spi_board_info[] __initdata = { - [0] = { - .modalias = "tsc2101", - .bus_num = 2, - .chip_select = 0, - .max_speed_hz = 16000000, - /* .platform_data = &tsc_platform_data, */ - }, -}; - -static const struct gpio_led h3_gpio_led_pins[] = { - { - .name = "h3:red", - .default_trigger = "heartbeat", - .gpio = 3, - }, - { - .name = "h3:green", - .default_trigger = "cpu0", - .gpio = OMAP_MPUIO(4), - }, -}; - -static struct gpio_led_platform_data h3_gpio_led_data = { - .leds = h3_gpio_led_pins, - .num_leds = ARRAY_SIZE(h3_gpio_led_pins), -}; - -static struct platform_device h3_gpio_leds = { - .name = "leds-gpio", - .id = -1, - .dev = { - .platform_data = &h3_gpio_led_data, - }, -}; - -static struct platform_device *devices[] __initdata = { - &nor_device, - &nand_device, - &smc91x_device, - &intlat_device, - &h3_kp_device, - &h3_lcd_device, - &h3_gpio_leds, -}; - -static struct omap_usb_config h3_usb_config __initdata = { - /* usb1 has a Mini-AB port and external isp1301 transceiver */ - .otg = 2, - -#if IS_ENABLED(CONFIG_USB_OMAP) - .hmc_mode = 19, /* 0:host(off) 1:dev|otg 2:disabled */ -#elif IS_ENABLED(CONFIG_USB_OHCI_HCD) - /* NONSTANDARD CABLE NEEDED (B-to-Mini-B) */ - .hmc_mode = 20, /* 1:dev|otg(off) 1:host 2:disabled */ -#endif - - .pins[1] = 3, -}; - -static const struct omap_lcd_config h3_lcd_config __initconst = { - .ctrl_name = "internal", -}; - -static struct i2c_board_info __initdata h3_i2c_board_info[] = { - { - I2C_BOARD_INFO("tps65013", 0x48), - }, - { - I2C_BOARD_INFO("isp1301_omap", 0x2d), - }, -}; - -static void __init h3_init(void) -{ - h3_init_smc91x(); - - /* Here we assume the NOR boot config: NOR on CS3 (possibly swapped - * to address 0 by a dip switch), NAND on CS2B. The NAND driver will - * notice whether a NAND chip is enabled at probe time. - * - * H3 support NAND-boot, with a dip switch to put NOR on CS2B and NAND - * (which on H2 may be 16bit) on CS3. Try detecting that in code here, - * to avoid probing every possible flash configuration... - */ - nor_resource.end = nor_resource.start = omap_cs3_phys(); - nor_resource.end += SZ_32M - 1; - - nand_resource.end = nand_resource.start = OMAP_CS2B_PHYS; - nand_resource.end += SZ_4K - 1; - BUG_ON(gpio_request(H3_NAND_RB_GPIO_PIN, "NAND ready") < 0); - gpio_direction_input(H3_NAND_RB_GPIO_PIN); - - /* GPIO10 Func_MUX_CTRL reg bit 29:27, Configure V2 to mode1 as GPIO */ - /* GPIO10 pullup/down register, Enable pullup on GPIO10 */ - omap_cfg_reg(V2_1710_GPIO10); - - /* Mux pins for keypad */ - omap_cfg_reg(F18_1610_KBC0); - omap_cfg_reg(D20_1610_KBC1); - omap_cfg_reg(D19_1610_KBC2); - omap_cfg_reg(E18_1610_KBC3); - omap_cfg_reg(C21_1610_KBC4); - omap_cfg_reg(G18_1610_KBR0); - omap_cfg_reg(F19_1610_KBR1); - omap_cfg_reg(H14_1610_KBR2); - omap_cfg_reg(E20_1610_KBR3); - omap_cfg_reg(E19_1610_KBR4); - omap_cfg_reg(N19_1610_KBR5); - - /* GPIO based LEDs */ - omap_cfg_reg(P18_1610_GPIO3); - omap_cfg_reg(MPUIO4); - - smc91x_resources[1].start = gpio_to_irq(40); - smc91x_resources[1].end = gpio_to_irq(40); - platform_add_devices(devices, ARRAY_SIZE(devices)); - h3_spi_board_info[0].irq = gpio_to_irq(H3_TS_GPIO); - spi_register_board_info(h3_spi_board_info, - ARRAY_SIZE(h3_spi_board_info)); - omap_serial_init(); - h3_i2c_board_info[1].irq = gpio_to_irq(14); - omap_register_i2c_bus(1, 100, h3_i2c_board_info, - ARRAY_SIZE(h3_i2c_board_info)); - omap1_usb_init(&h3_usb_config); - h3_mmc_init(); - - omapfb_set_lcd_config(&h3_lcd_config); -} - -MACHINE_START(OMAP_H3, "TI OMAP1710 H3 board") - /* Maintainer: Texas Instruments, Inc. */ - .atag_offset = 0x100, - .map_io = omap16xx_map_io, - .init_early = omap1_init_early, - .init_irq = omap1_init_irq, - .handle_irq = omap1_handle_irq, - .init_machine = h3_init, - .init_late = omap1_init_late, - .init_time = omap1_timer_init, - .restart = omap1_restart, -MACHINE_END diff --git a/arch/arm/mach-omap1/board-h3.h b/arch/arm/mach-omap1/board-h3.h deleted file mode 100644 index 78de535be3c5..000000000000 --- a/arch/arm/mach-omap1/board-h3.h +++ /dev/null @@ -1,35 +0,0 @@ -/* - * arch/arm/mach-omap1/board-h3.h - * - * Copyright (C) 2001 RidgeRun, Inc. - * Copyright (C) 2004 Texas Instruments, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN - * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF - * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON - * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 675 Mass Ave, Cambridge, MA 02139, USA. - */ -#ifndef __ASM_ARCH_OMAP_H3_H -#define __ASM_ARCH_OMAP_H3_H - -#define H3_TPS_GPIO_BASE (OMAP_MAX_GPIO_LINES + 16 /* MPUIO */) -# define H3_TPS_GPIO_MMC_PWR_EN (H3_TPS_GPIO_BASE + 4) - -extern void h3_mmc_init(void); - -#endif /* __ASM_ARCH_OMAP_H3_H */ diff --git a/arch/arm/mach-omap1/board-htcherald.c b/arch/arm/mach-omap1/board-htcherald.c deleted file mode 100644 index 258304edf23e..000000000000 --- a/arch/arm/mach-omap1/board-htcherald.c +++ /dev/null @@ -1,594 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-or-later -/* - * HTC Herald board configuration - * Copyright (C) 2009 Cory Maccarrone <darkstar6262@gmail.com> - * Copyright (C) 2009 Wing Linux - * - * Based on the board-htcwizard.c file from the linwizard project: - * Copyright (C) 2006 Unai Uribarri - * Copyright (C) 2008 linwizard.sourceforge.net - */ -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/input.h> -#include <linux/delay.h> -#include <linux/gpio.h> -#include <linux/gpio_keys.h> -#include <linux/i2c.h> -#include <linux/platform_data/i2c-gpio.h> -#include <linux/htcpld.h> -#include <linux/leds.h> -#include <linux/spi/spi.h> -#include <linux/spi/ads7846.h> -#include <linux/omapfb.h> -#include <linux/platform_data/keypad-omap.h> - -#include <asm/mach-types.h> -#include <asm/mach/arch.h> - -#include <mach/omap7xx.h> -#include "mmc.h" - -#include <mach/irqs.h> -#include <mach/usb.h> - -#include "common.h" - -/* LCD register definition */ -#define OMAP_LCDC_CONTROL (0xfffec000 + 0x00) -#define OMAP_LCDC_STATUS (0xfffec000 + 0x10) -#define OMAP_DMA_LCD_CCR (0xfffee300 + 0xc2) -#define OMAP_DMA_LCD_CTRL (0xfffee300 + 0xc4) -#define OMAP_LCDC_CTRL_LCD_EN (1 << 0) -#define OMAP_LCDC_STAT_DONE (1 << 0) - -/* GPIO definitions for the power button and keyboard slide switch */ -#define HTCHERALD_GPIO_POWER 139 -#define HTCHERALD_GPIO_SLIDE 174 -#define HTCHERALD_GIRQ_BTNS 141 - -/* GPIO definitions for the touchscreen */ -#define HTCHERALD_GPIO_TS 76 - -/* HTCPLD definitions */ - -/* - * CPLD Logic - * - * Chip 3 - 0x03 - * - * Function 7 6 5 4 3 2 1 0 - * ------------------------------------ - * DPAD light x x x x x x x 1 - * SoundDev x x x x 1 x x x - * Screen white 1 x x x x x x x - * MMC power on x x x x x 1 x x - * Happy times (n) 0 x x x x 1 x x - * - * Chip 4 - 0x04 - * - * Function 7 6 5 4 3 2 1 0 - * ------------------------------------ - * Keyboard light x x x x x x x 1 - * LCD Bright (4) x x x x x 1 1 x - * LCD Bright (3) x x x x x 0 1 x - * LCD Bright (2) x x x x x 1 0 x - * LCD Bright (1) x x x x x 0 0 x - * LCD Off x x x x 0 x x x - * LCD image (fb) 1 x x x x x x x - * LCD image (white) 0 x x x x x x x - * Caps lock LED x x 1 x x x x x - * - * Chip 5 - 0x05 - * - * Function 7 6 5 4 3 2 1 0 - * ------------------------------------ - * Red (solid) x x x x x 1 x x - * Red (flash) x x x x x x 1 x - * Green (GSM flash) x x x x 1 x x x - * Green (GSM solid) x x x 1 x x x x - * Green (wifi flash) x x 1 x x x x x - * Blue (bt flash) x 1 x x x x x x - * DPAD Int Enable 1 x x x x x x 0 - * - * (Combinations of the above can be made for different colors.) - * The direction pad interrupt enable must be set each time the - * interrupt is handled. - * - * Chip 6 - 0x06 - * - * Function 7 6 5 4 3 2 1 0 - * ------------------------------------ - * Vibrator x x x x 1 x x x - * Alt LED x x x 1 x x x x - * Screen white 1 x x x x x x x - * Screen white x x 1 x x x x x - * Screen white x 0 x x x x x x - * Enable kbd dpad x x x x x x 0 x - * Happy Times 0 1 0 x x x 0 x - */ - -/* - * HTCPLD GPIO lines start 16 after OMAP_MAX_GPIO_LINES to account - * for the 16 MPUIO lines. - */ -#define HTCPLD_GPIO_START_OFFSET (OMAP_MAX_GPIO_LINES + 16) -#define HTCPLD_IRQ(chip, offset) (OMAP_IRQ_END + 8 * (chip) + (offset)) -#define HTCPLD_BASE(chip, offset) \ - (HTCPLD_GPIO_START_OFFSET + 8 * (chip) + (offset)) - -#define HTCPLD_GPIO_LED_DPAD HTCPLD_BASE(0, 0) -#define HTCPLD_GPIO_LED_KBD HTCPLD_BASE(1, 0) -#define HTCPLD_GPIO_LED_CAPS HTCPLD_BASE(1, 5) -#define HTCPLD_GPIO_LED_RED_FLASH HTCPLD_BASE(2, 1) -#define HTCPLD_GPIO_LED_RED_SOLID HTCPLD_BASE(2, 2) -#define HTCPLD_GPIO_LED_GREEN_FLASH HTCPLD_BASE(2, 3) -#define HTCPLD_GPIO_LED_GREEN_SOLID HTCPLD_BASE(2, 4) -#define HTCPLD_GPIO_LED_WIFI HTCPLD_BASE(2, 5) -#define HTCPLD_GPIO_LED_BT HTCPLD_BASE(2, 6) -#define HTCPLD_GPIO_LED_VIBRATE HTCPLD_BASE(3, 3) -#define HTCPLD_GPIO_LED_ALT HTCPLD_BASE(3, 4) - -#define HTCPLD_GPIO_RIGHT_KBD HTCPLD_BASE(6, 7) -#define HTCPLD_GPIO_UP_KBD HTCPLD_BASE(6, 6) -#define HTCPLD_GPIO_LEFT_KBD HTCPLD_BASE(6, 5) -#define HTCPLD_GPIO_DOWN_KBD HTCPLD_BASE(6, 4) - -#define HTCPLD_GPIO_RIGHT_DPAD HTCPLD_BASE(7, 7) -#define HTCPLD_GPIO_UP_DPAD HTCPLD_BASE(7, 6) -#define HTCPLD_GPIO_LEFT_DPAD HTCPLD_BASE(7, 5) -#define HTCPLD_GPIO_DOWN_DPAD HTCPLD_BASE(7, 4) -#define HTCPLD_GPIO_ENTER_DPAD HTCPLD_BASE(7, 3) - -/* - * The htcpld chip requires a gpio write to a specific line - * to re-enable interrupts after one has occurred. - */ -#define HTCPLD_GPIO_INT_RESET_HI HTCPLD_BASE(2, 7) -#define HTCPLD_GPIO_INT_RESET_LO HTCPLD_BASE(2, 0) - -/* Chip 5 */ -#define HTCPLD_IRQ_RIGHT_KBD HTCPLD_IRQ(0, 7) -#define HTCPLD_IRQ_UP_KBD HTCPLD_IRQ(0, 6) -#define HTCPLD_IRQ_LEFT_KBD HTCPLD_IRQ(0, 5) -#define HTCPLD_IRQ_DOWN_KBD HTCPLD_IRQ(0, 4) - -/* Chip 6 */ -#define HTCPLD_IRQ_RIGHT_DPAD HTCPLD_IRQ(1, 7) -#define HTCPLD_IRQ_UP_DPAD HTCPLD_IRQ(1, 6) -#define HTCPLD_IRQ_LEFT_DPAD HTCPLD_IRQ(1, 5) -#define HTCPLD_IRQ_DOWN_DPAD HTCPLD_IRQ(1, 4) -#define HTCPLD_IRQ_ENTER_DPAD HTCPLD_IRQ(1, 3) - -/* Keyboard definition */ - -static const unsigned int htc_herald_keymap[] = { - KEY(0, 0, KEY_RECORD), /* Mail button */ - KEY(1, 0, KEY_CAMERA), /* Camera */ - KEY(2, 0, KEY_PHONE), /* Send key */ - KEY(3, 0, KEY_VOLUMEUP), /* Volume up */ - KEY(4, 0, KEY_F2), /* Right bar (landscape) */ - KEY(5, 0, KEY_MAIL), /* Win key (portrait) */ - KEY(6, 0, KEY_DIRECTORY), /* Right bar (protrait) */ - KEY(0, 1, KEY_LEFTCTRL), /* Windows key */ - KEY(1, 1, KEY_COMMA), - KEY(2, 1, KEY_M), - KEY(3, 1, KEY_K), - KEY(4, 1, KEY_SLASH), /* OK key */ - KEY(5, 1, KEY_I), - KEY(6, 1, KEY_U), - KEY(0, 2, KEY_LEFTALT), - KEY(1, 2, KEY_TAB), - KEY(2, 2, KEY_N), - KEY(3, 2, KEY_J), - KEY(4, 2, KEY_ENTER), - KEY(5, 2, KEY_H), - KEY(6, 2, KEY_Y), - KEY(0, 3, KEY_SPACE), - KEY(1, 3, KEY_L), - KEY(2, 3, KEY_B), - KEY(3, 3, KEY_V), - KEY(4, 3, KEY_BACKSPACE), - KEY(5, 3, KEY_G), - KEY(6, 3, KEY_T), - KEY(0, 4, KEY_CAPSLOCK), /* Shift */ - KEY(1, 4, KEY_C), - KEY(2, 4, KEY_F), - KEY(3, 4, KEY_R), - KEY(4, 4, KEY_O), - KEY(5, 4, KEY_E), - KEY(6, 4, KEY_D), - KEY(0, 5, KEY_X), - KEY(1, 5, KEY_Z), - KEY(2, 5, KEY_S), - KEY(3, 5, KEY_W), - KEY(4, 5, KEY_P), - KEY(5, 5, KEY_Q), - KEY(6, 5, KEY_A), - KEY(0, 6, KEY_CONNECT), /* Voice button */ - KEY(2, 6, KEY_CANCEL), /* End key */ - KEY(3, 6, KEY_VOLUMEDOWN), /* Volume down */ - KEY(4, 6, KEY_F1), /* Left bar (landscape) */ - KEY(5, 6, KEY_WWW), /* OK button (portrait) */ - KEY(6, 6, KEY_CALENDAR), /* Left bar (portrait) */ -}; - -static const struct matrix_keymap_data htc_herald_keymap_data = { - .keymap = htc_herald_keymap, - .keymap_size = ARRAY_SIZE(htc_herald_keymap), -}; - -static struct omap_kp_platform_data htcherald_kp_data = { - .rows = 7, - .cols = 7, - .delay = 20, - .rep = true, - .keymap_data = &htc_herald_keymap_data, -}; - -static struct resource kp_resources[] = { - [0] = { - .start = INT_7XX_MPUIO_KEYPAD, - .end = INT_7XX_MPUIO_KEYPAD, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device kp_device = { - .name = "omap-keypad", - .id = -1, - .dev = { - .platform_data = &htcherald_kp_data, - }, - .num_resources = ARRAY_SIZE(kp_resources), - .resource = kp_resources, -}; - -/* GPIO buttons for keyboard slide and power button */ -static struct gpio_keys_button herald_gpio_keys_table[] = { - {BTN_0, HTCHERALD_GPIO_POWER, 1, "POWER", EV_KEY, 1, 20}, - {SW_LID, HTCHERALD_GPIO_SLIDE, 0, "SLIDE", EV_SW, 1, 20}, - - {KEY_LEFT, HTCPLD_GPIO_LEFT_KBD, 1, "LEFT", EV_KEY, 1, 20}, - {KEY_RIGHT, HTCPLD_GPIO_RIGHT_KBD, 1, "RIGHT", EV_KEY, 1, 20}, - {KEY_UP, HTCPLD_GPIO_UP_KBD, 1, "UP", EV_KEY, 1, 20}, - {KEY_DOWN, HTCPLD_GPIO_DOWN_KBD, 1, "DOWN", EV_KEY, 1, 20}, - - {KEY_LEFT, HTCPLD_GPIO_LEFT_DPAD, 1, "DLEFT", EV_KEY, 1, 20}, - {KEY_RIGHT, HTCPLD_GPIO_RIGHT_DPAD, 1, "DRIGHT", EV_KEY, 1, 20}, - {KEY_UP, HTCPLD_GPIO_UP_DPAD, 1, "DUP", EV_KEY, 1, 20}, - {KEY_DOWN, HTCPLD_GPIO_DOWN_DPAD, 1, "DDOWN", EV_KEY, 1, 20}, - {KEY_ENTER, HTCPLD_GPIO_ENTER_DPAD, 1, "DENTER", EV_KEY, 1, 20}, -}; - -static struct gpio_keys_platform_data herald_gpio_keys_data = { - .buttons = herald_gpio_keys_table, - .nbuttons = ARRAY_SIZE(herald_gpio_keys_table), - .rep = true, -}; - -static struct platform_device herald_gpiokeys_device = { - .name = "gpio-keys", - .id = -1, - .dev = { - .platform_data = &herald_gpio_keys_data, - }, -}; - -/* LEDs for the Herald. These connect to the HTCPLD GPIO device. */ -static const struct gpio_led gpio_leds[] = { - {"dpad", NULL, HTCPLD_GPIO_LED_DPAD, 0, 0, LEDS_GPIO_DEFSTATE_OFF}, - {"kbd", NULL, HTCPLD_GPIO_LED_KBD, 0, 0, LEDS_GPIO_DEFSTATE_OFF}, - {"vibrate", NULL, HTCPLD_GPIO_LED_VIBRATE, 0, 0, LEDS_GPIO_DEFSTATE_OFF}, - {"green_solid", NULL, HTCPLD_GPIO_LED_GREEN_SOLID, 0, 0, LEDS_GPIO_DEFSTATE_OFF}, - {"green_flash", NULL, HTCPLD_GPIO_LED_GREEN_FLASH, 0, 0, LEDS_GPIO_DEFSTATE_OFF}, - {"red_solid", "mmc0", HTCPLD_GPIO_LED_RED_SOLID, 0, 0, LEDS_GPIO_DEFSTATE_OFF}, - {"red_flash", NULL, HTCPLD_GPIO_LED_RED_FLASH, 0, 0, LEDS_GPIO_DEFSTATE_OFF}, - {"wifi", NULL, HTCPLD_GPIO_LED_WIFI, 0, 0, LEDS_GPIO_DEFSTATE_OFF}, - {"bt", NULL, HTCPLD_GPIO_LED_BT, 0, 0, LEDS_GPIO_DEFSTATE_OFF}, - {"caps", NULL, HTCPLD_GPIO_LED_CAPS, 0, 0, LEDS_GPIO_DEFSTATE_OFF}, - {"alt", NULL, HTCPLD_GPIO_LED_ALT, 0, 0, LEDS_GPIO_DEFSTATE_OFF}, -}; - -static struct gpio_led_platform_data gpio_leds_data = { - .leds = gpio_leds, - .num_leds = ARRAY_SIZE(gpio_leds), -}; - -static struct platform_device gpio_leds_device = { - .name = "leds-gpio", - .id = 0, - .dev = { - .platform_data = &gpio_leds_data, - }, -}; - -/* HTC PLD chips */ - -static struct resource htcpld_resources[] = { - [0] = { - .flags = IORESOURCE_IRQ, - }, -}; - -static struct htcpld_chip_platform_data htcpld_chips[] = { - [0] = { - .addr = 0x03, - .reset = 0x04, - .num_gpios = 8, - .gpio_out_base = HTCPLD_BASE(0, 0), - .gpio_in_base = HTCPLD_BASE(4, 0), - }, - [1] = { - .addr = 0x04, - .reset = 0x8e, - .num_gpios = 8, - .gpio_out_base = HTCPLD_BASE(1, 0), - .gpio_in_base = HTCPLD_BASE(5, 0), - }, - [2] = { - .addr = 0x05, - .reset = 0x80, - .num_gpios = 8, - .gpio_out_base = HTCPLD_BASE(2, 0), - .gpio_in_base = HTCPLD_BASE(6, 0), - .irq_base = HTCPLD_IRQ(0, 0), - .num_irqs = 8, - }, - [3] = { - .addr = 0x06, - .reset = 0x40, - .num_gpios = 8, - .gpio_out_base = HTCPLD_BASE(3, 0), - .gpio_in_base = HTCPLD_BASE(7, 0), - .irq_base = HTCPLD_IRQ(1, 0), - .num_irqs = 8, - }, -}; - -static struct htcpld_core_platform_data htcpld_pfdata = { - .int_reset_gpio_hi = HTCPLD_GPIO_INT_RESET_HI, - .int_reset_gpio_lo = HTCPLD_GPIO_INT_RESET_LO, - .i2c_adapter_id = 1, - - .chip = htcpld_chips, - .num_chip = ARRAY_SIZE(htcpld_chips), -}; - -static struct platform_device htcpld_device = { - .name = "i2c-htcpld", - .id = -1, - .resource = htcpld_resources, - .num_resources = ARRAY_SIZE(htcpld_resources), - .dev = { - .platform_data = &htcpld_pfdata, - }, -}; - -/* USB Device */ -static struct omap_usb_config htcherald_usb_config __initdata = { - .otg = 0, - .register_host = 0, - .register_dev = 1, - .hmc_mode = 4, - .pins[0] = 2, -}; - -/* LCD Device resources */ -static const struct omap_lcd_config htcherald_lcd_config __initconst = { - .ctrl_name = "internal", -}; - -static struct platform_device lcd_device = { - .name = "lcd_htcherald", - .id = -1, -}; - -/* MMC Card */ -#if IS_ENABLED(CONFIG_MMC_OMAP) -static struct omap_mmc_platform_data htc_mmc1_data = { - .nr_slots = 1, - .switch_slot = NULL, - .slots[0] = { - .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, - .name = "mmcblk", - .nomux = 1, - .wires = 4, - .switch_pin = -1, - }, -}; - -static struct omap_mmc_platform_data *htc_mmc_data[1]; -#endif - - -/* Platform devices for the Herald */ -static struct platform_device *devices[] __initdata = { - &kp_device, - &lcd_device, - &htcpld_device, - &gpio_leds_device, - &herald_gpiokeys_device, -}; - -/* - * Touchscreen - */ -static const struct ads7846_platform_data htcherald_ts_platform_data = { - .model = 7846, - .keep_vref_on = 1, - .x_plate_ohms = 496, - .gpio_pendown = HTCHERALD_GPIO_TS, - .pressure_max = 10000, - .pressure_min = 5000, - .x_min = 528, - .x_max = 3760, - .y_min = 624, - .y_max = 3760, -}; - -static struct spi_board_info __initdata htcherald_spi_board_info[] = { - { - .modalias = "ads7846", - .platform_data = &htcherald_ts_platform_data, - .max_speed_hz = 2500000, - .bus_num = 2, - .chip_select = 1, - } -}; - -/* - * Init functions from here on - */ - -static void __init htcherald_lcd_init(void) -{ - u32 reg; - unsigned int tries = 200; - - /* disable controller if active */ - reg = omap_readl(OMAP_LCDC_CONTROL); - if (reg & OMAP_LCDC_CTRL_LCD_EN) { - reg &= ~OMAP_LCDC_CTRL_LCD_EN; - omap_writel(reg, OMAP_LCDC_CONTROL); - - /* wait for end of frame */ - while (!(omap_readl(OMAP_LCDC_STATUS) & OMAP_LCDC_STAT_DONE)) { - tries--; - if (!tries) - break; - } - if (!tries) - pr_err("Timeout waiting for end of frame -- LCD may not be available\n"); - - /* turn off DMA */ - reg = omap_readw(OMAP_DMA_LCD_CCR); - reg &= ~(1 << 7); - omap_writew(reg, OMAP_DMA_LCD_CCR); - - reg = omap_readw(OMAP_DMA_LCD_CTRL); - reg &= ~(1 << 8); - omap_writew(reg, OMAP_DMA_LCD_CTRL); - } -} - -static void __init htcherald_map_io(void) -{ - omap7xx_map_io(); - - /* - * The LCD panel must be disabled and DMA turned off here, as doing - * it later causes the LCD never to reinitialize. - */ - htcherald_lcd_init(); - - printk(KERN_INFO "htcherald_map_io done.\n"); -} - -static void __init htcherald_disable_watchdog(void) -{ - /* Disable watchdog if running */ - if (omap_readl(OMAP_WDT_TIMER_MODE) & 0x8000) { - /* - * disable a potentially running watchdog timer before - * it kills us. - */ - printk(KERN_WARNING "OMAP850 Watchdog seems to be activated, disabling it for now.\n"); - omap_writel(0xF5, OMAP_WDT_TIMER_MODE); - omap_writel(0xA0, OMAP_WDT_TIMER_MODE); - } -} - -#define HTCHERALD_GPIO_USB_EN1 33 -#define HTCHERALD_GPIO_USB_EN2 73 -#define HTCHERALD_GPIO_USB_DM 35 -#define HTCHERALD_GPIO_USB_DP 36 - -static void __init htcherald_usb_enable(void) -{ - unsigned int tries = 20; - unsigned int value = 0; - - /* Request the GPIOs we need to control here */ - if (gpio_request(HTCHERALD_GPIO_USB_EN1, "herald_usb") < 0) - goto err1; - - if (gpio_request(HTCHERALD_GPIO_USB_EN2, "herald_usb") < 0) - goto err2; - - if (gpio_request(HTCHERALD_GPIO_USB_DM, "herald_usb") < 0) - goto err3; - - if (gpio_request(HTCHERALD_GPIO_USB_DP, "herald_usb") < 0) - goto err4; - - /* force USB_EN GPIO to 0 */ - do { - /* output low */ - gpio_direction_output(HTCHERALD_GPIO_USB_EN1, 0); - } while ((value = gpio_get_value(HTCHERALD_GPIO_USB_EN1)) == 1 && - --tries); - - if (value == 1) - printk(KERN_WARNING "Unable to reset USB, trying to continue\n"); - - gpio_direction_output(HTCHERALD_GPIO_USB_EN2, 0); /* output low */ - gpio_direction_input(HTCHERALD_GPIO_USB_DM); /* input */ - gpio_direction_input(HTCHERALD_GPIO_USB_DP); /* input */ - - goto done; - -err4: - gpio_free(HTCHERALD_GPIO_USB_DM); -err3: - gpio_free(HTCHERALD_GPIO_USB_EN2); -err2: - gpio_free(HTCHERALD_GPIO_USB_EN1); -err1: - printk(KERN_ERR "Unabled to request GPIO for USB\n"); -done: - printk(KERN_INFO "USB setup complete.\n"); -} - -static void __init htcherald_init(void) -{ - printk(KERN_INFO "HTC Herald init.\n"); - - /* Do board initialization before we register all the devices */ - htcpld_resources[0].start = gpio_to_irq(HTCHERALD_GIRQ_BTNS); - htcpld_resources[0].end = gpio_to_irq(HTCHERALD_GIRQ_BTNS); - platform_add_devices(devices, ARRAY_SIZE(devices)); - - htcherald_disable_watchdog(); - - htcherald_usb_enable(); - omap1_usb_init(&htcherald_usb_config); - - htcherald_spi_board_info[0].irq = gpio_to_irq(HTCHERALD_GPIO_TS); - spi_register_board_info(htcherald_spi_board_info, - ARRAY_SIZE(htcherald_spi_board_info)); - - omap_register_i2c_bus(1, 100, NULL, 0); - -#if IS_ENABLED(CONFIG_MMC_OMAP) - htc_mmc_data[0] = &htc_mmc1_data; - omap1_init_mmc(htc_mmc_data, 1); -#endif - - omapfb_set_lcd_config(&htcherald_lcd_config); -} - -MACHINE_START(HERALD, "HTC Herald") - /* Maintainer: Cory Maccarrone <darkstar6262@gmail.com> */ - /* Maintainer: wing-linux.sourceforge.net */ - .atag_offset = 0x100, - .map_io = htcherald_map_io, - .init_early = omap1_init_early, - .init_irq = omap1_init_irq, - .handle_irq = omap1_handle_irq, - .init_machine = htcherald_init, - .init_late = omap1_init_late, - .init_time = omap1_timer_init, - .restart = omap1_restart, -MACHINE_END diff --git a/arch/arm/mach-omap1/board-innovator.c b/arch/arm/mach-omap1/board-innovator.c deleted file mode 100644 index cbe093f969d5..000000000000 --- a/arch/arm/mach-omap1/board-innovator.c +++ /dev/null @@ -1,461 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * linux/arch/arm/mach-omap1/board-innovator.c - * - * Board specific inits for OMAP-1510 and OMAP-1610 Innovator - * - * Copyright (C) 2001 RidgeRun, Inc. - * Author: Greg Lonnon <glonnon@ridgerun.com> - * - * Copyright (C) 2002 MontaVista Software, Inc. - * - * Separated FPGA interrupts from innovator1510.c and cleaned up for 2.6 - * Copyright (C) 2004 Nokia Corporation by Tony Lindrgen <tony@atomide.com> - */ -#include <linux/gpio.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/delay.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/partitions.h> -#include <linux/mtd/physmap.h> -#include <linux/input.h> -#include <linux/smc91x.h> -#include <linux/omapfb.h> - -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/map.h> - -#include <mach/mux.h> -#include "flash.h" -#include <mach/tc.h> -#include <linux/platform_data/keypad-omap.h> - -#include <mach/hardware.h> -#include <mach/usb.h> - -#include "iomap.h" -#include "common.h" -#include "mmc.h" - -/* At OMAP1610 Innovator the Ethernet is directly connected to CS1 */ -#define INNOVATOR1610_ETHR_START 0x04000300 - -static const unsigned int innovator_keymap[] = { - KEY(0, 0, KEY_F1), - KEY(3, 0, KEY_DOWN), - KEY(1, 1, KEY_F2), - KEY(2, 1, KEY_RIGHT), - KEY(0, 2, KEY_F3), - KEY(1, 2, KEY_F4), - KEY(2, 2, KEY_UP), - KEY(2, 3, KEY_ENTER), - KEY(3, 3, KEY_LEFT), -}; - -static struct mtd_partition innovator_partitions[] = { - /* bootloader (U-Boot, etc) in first sector */ - { - .name = "bootloader", - .offset = 0, - .size = SZ_128K, - .mask_flags = MTD_WRITEABLE, /* force read-only */ - }, - /* bootloader params in the next sector */ - { - .name = "params", - .offset = MTDPART_OFS_APPEND, - .size = SZ_128K, - .mask_flags = 0, - }, - /* kernel */ - { - .name = "kernel", - .offset = MTDPART_OFS_APPEND, - .size = SZ_2M, - .mask_flags = 0 - }, - /* rest of flash1 is a file system */ - { - .name = "rootfs", - .offset = MTDPART_OFS_APPEND, - .size = SZ_16M - SZ_2M - 2 * SZ_128K, - .mask_flags = 0 - }, - /* file system */ - { - .name = "filesystem", - .offset = MTDPART_OFS_APPEND, - .size = MTDPART_SIZ_FULL, - .mask_flags = 0 - } -}; - -static struct physmap_flash_data innovator_flash_data = { - .width = 2, - .set_vpp = omap1_set_vpp, - .parts = innovator_partitions, - .nr_parts = ARRAY_SIZE(innovator_partitions), -}; - -static struct resource innovator_flash_resource = { - .start = OMAP_CS0_PHYS, - .end = OMAP_CS0_PHYS + SZ_32M - 1, - .flags = IORESOURCE_MEM, -}; - -static struct platform_device innovator_flash_device = { - .name = "physmap-flash", - .id = 0, - .dev = { - .platform_data = &innovator_flash_data, - }, - .num_resources = 1, - .resource = &innovator_flash_resource, -}; - -static struct resource innovator_kp_resources[] = { - [0] = { - .start = INT_KEYBOARD, - .end = INT_KEYBOARD, - .flags = IORESOURCE_IRQ, - }, -}; - -static const struct matrix_keymap_data innovator_keymap_data = { - .keymap = innovator_keymap, - .keymap_size = ARRAY_SIZE(innovator_keymap), -}; - -static struct omap_kp_platform_data innovator_kp_data = { - .rows = 8, - .cols = 8, - .keymap_data = &innovator_keymap_data, - .delay = 4, -}; - -static struct platform_device innovator_kp_device = { - .name = "omap-keypad", - .id = -1, - .dev = { - .platform_data = &innovator_kp_data, - }, - .num_resources = ARRAY_SIZE(innovator_kp_resources), - .resource = innovator_kp_resources, -}; - -static struct smc91x_platdata innovator_smc91x_info = { - .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT, - .leda = RPC_LED_100_10, - .ledb = RPC_LED_TX_RX, -}; - -#ifdef CONFIG_ARCH_OMAP15XX - -#include <linux/spi/spi.h> -#include <linux/spi/ads7846.h> - - -/* Only FPGA needs to be mapped here. All others are done with ioremap */ -static struct map_desc innovator1510_io_desc[] __initdata = { - { - .virtual = OMAP1510_FPGA_BASE, - .pfn = __phys_to_pfn(OMAP1510_FPGA_START), - .length = OMAP1510_FPGA_SIZE, - .type = MT_DEVICE - } -}; - -static struct resource innovator1510_smc91x_resources[] = { - [0] = { - .start = OMAP1510_FPGA_ETHR_START, /* Physical */ - .end = OMAP1510_FPGA_ETHR_START + 0xf, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = OMAP1510_INT_ETHER, - .end = OMAP1510_INT_ETHER, - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, - }, -}; - -static struct platform_device innovator1510_smc91x_device = { - .name = "smc91x", - .id = 0, - .dev = { - .platform_data = &innovator_smc91x_info, - }, - .num_resources = ARRAY_SIZE(innovator1510_smc91x_resources), - .resource = innovator1510_smc91x_resources, -}; - -static struct platform_device innovator1510_lcd_device = { - .name = "lcd_inn1510", - .id = -1, -}; - -static struct platform_device innovator1510_spi_device = { - .name = "spi_inn1510", - .id = -1, -}; - -static struct platform_device *innovator1510_devices[] __initdata = { - &innovator_flash_device, - &innovator1510_smc91x_device, - &innovator_kp_device, - &innovator1510_lcd_device, - &innovator1510_spi_device, -}; - -static int innovator_get_pendown_state(void) -{ - return !(__raw_readb(OMAP1510_FPGA_TOUCHSCREEN) & (1 << 5)); -} - -static const struct ads7846_platform_data innovator1510_ts_info = { - .model = 7846, - .vref_delay_usecs = 100, /* internal, no capacitor */ - .x_plate_ohms = 419, - .y_plate_ohms = 486, - .get_pendown_state = innovator_get_pendown_state, -}; - -static struct spi_board_info __initdata innovator1510_boardinfo[] = { { - /* FPGA (bus "10") CS0 has an ads7846e */ - .modalias = "ads7846", - .platform_data = &innovator1510_ts_info, - .irq = OMAP1510_INT_FPGA_TS, - .max_speed_hz = 120000 /* max sample rate at 3V */ - * 26 /* command + data + overhead */, - .bus_num = 10, - .chip_select = 0, -} }; - -#endif /* CONFIG_ARCH_OMAP15XX */ - -#ifdef CONFIG_ARCH_OMAP16XX - -static struct resource innovator1610_smc91x_resources[] = { - [0] = { - .start = INNOVATOR1610_ETHR_START, /* Physical */ - .end = INNOVATOR1610_ETHR_START + 0xf, - .flags = IORESOURCE_MEM, - }, - [1] = { - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE, - }, -}; - -static struct platform_device innovator1610_smc91x_device = { - .name = "smc91x", - .id = 0, - .dev = { - .platform_data = &innovator_smc91x_info, - }, - .num_resources = ARRAY_SIZE(innovator1610_smc91x_resources), - .resource = innovator1610_smc91x_resources, -}; - -static struct platform_device innovator1610_lcd_device = { - .name = "inn1610_lcd", - .id = -1, -}; - -static struct platform_device *innovator1610_devices[] __initdata = { - &innovator_flash_device, - &innovator1610_smc91x_device, - &innovator_kp_device, - &innovator1610_lcd_device, -}; - -#endif /* CONFIG_ARCH_OMAP16XX */ - -static void __init innovator_init_smc91x(void) -{ - if (cpu_is_omap1510()) { - __raw_writeb(__raw_readb(OMAP1510_FPGA_RST) & ~1, - OMAP1510_FPGA_RST); - udelay(750); - } else { - if (gpio_request(0, "SMC91x irq") < 0) { - printk("Error requesting gpio 0 for smc91x irq\n"); - return; - } - } -} - -#ifdef CONFIG_ARCH_OMAP15XX -static struct omap_usb_config innovator1510_usb_config __initdata = { - /* for bundled non-standard host and peripheral cables */ - .hmc_mode = 4, - - .register_host = 1, - .pins[1] = 6, - .pins[2] = 6, /* Conflicts with UART2 */ - - .register_dev = 1, - .pins[0] = 2, -}; - -static const struct omap_lcd_config innovator1510_lcd_config __initconst = { - .ctrl_name = "internal", -}; -#endif - -#ifdef CONFIG_ARCH_OMAP16XX -static struct omap_usb_config h2_usb_config __initdata = { - /* usb1 has a Mini-AB port and external isp1301 transceiver */ - .otg = 2, - -#if IS_ENABLED(CONFIG_USB_OMAP) - .hmc_mode = 19, /* 0:host(off) 1:dev|otg 2:disabled */ - /* .hmc_mode = 21,*/ /* 0:host(off) 1:dev(loopback) 2:host(loopback) */ -#elif IS_ENABLED(CONFIG_USB_OHCI_HCD) - /* NONSTANDARD CABLE NEEDED (B-to-Mini-B) */ - .hmc_mode = 20, /* 1:dev|otg(off) 1:host 2:disabled */ -#endif - - .pins[1] = 3, -}; - -static const struct omap_lcd_config innovator1610_lcd_config __initconst = { - .ctrl_name = "internal", -}; -#endif - -#if IS_ENABLED(CONFIG_MMC_OMAP) - -static int mmc_set_power(struct device *dev, int slot, int power_on, - int vdd) -{ - if (power_on) - __raw_writeb(__raw_readb(OMAP1510_FPGA_POWER) | (1 << 3), - OMAP1510_FPGA_POWER); - else - __raw_writeb(__raw_readb(OMAP1510_FPGA_POWER) & ~(1 << 3), - OMAP1510_FPGA_POWER); - - return 0; -} - -/* - * Innovator could use the following functions tested: - * - mmc_get_wp that uses OMAP_MPUIO(3) - * - mmc_get_cover_state that uses FPGA F4 UIO43 - */ -static struct omap_mmc_platform_data mmc1_data = { - .nr_slots = 1, - .slots[0] = { - .set_power = mmc_set_power, - .wires = 4, - .name = "mmcblk", - }, -}; - -static struct omap_mmc_platform_data *mmc_data[OMAP16XX_NR_MMC]; - -static void __init innovator_mmc_init(void) -{ - mmc_data[0] = &mmc1_data; - omap1_init_mmc(mmc_data, OMAP15XX_NR_MMC); -} - -#else -static inline void innovator_mmc_init(void) -{ -} -#endif - -static void __init innovator_init(void) -{ - if (cpu_is_omap1510()) - omap1510_fpga_init_irq(); - innovator_init_smc91x(); - -#ifdef CONFIG_ARCH_OMAP15XX - if (cpu_is_omap1510()) { - unsigned char reg; - - /* mux pins for uarts */ - omap_cfg_reg(UART1_TX); - omap_cfg_reg(UART1_RTS); - omap_cfg_reg(UART2_TX); - omap_cfg_reg(UART2_RTS); - omap_cfg_reg(UART3_TX); - omap_cfg_reg(UART3_RX); - - reg = __raw_readb(OMAP1510_FPGA_POWER); - reg |= OMAP1510_FPGA_PCR_COM1_EN; - __raw_writeb(reg, OMAP1510_FPGA_POWER); - udelay(10); - - reg = __raw_readb(OMAP1510_FPGA_POWER); - reg |= OMAP1510_FPGA_PCR_COM2_EN; - __raw_writeb(reg, OMAP1510_FPGA_POWER); - udelay(10); - - platform_add_devices(innovator1510_devices, ARRAY_SIZE(innovator1510_devices)); - spi_register_board_info(innovator1510_boardinfo, - ARRAY_SIZE(innovator1510_boardinfo)); - } -#endif -#ifdef CONFIG_ARCH_OMAP16XX - if (!cpu_is_omap1510()) { - innovator1610_smc91x_resources[1].start = gpio_to_irq(0); - innovator1610_smc91x_resources[1].end = gpio_to_irq(0); - platform_add_devices(innovator1610_devices, ARRAY_SIZE(innovator1610_devices)); - } -#endif - -#ifdef CONFIG_ARCH_OMAP15XX - if (cpu_is_omap1510()) { - omap1_usb_init(&innovator1510_usb_config); - omapfb_set_lcd_config(&innovator1510_lcd_config); - } -#endif -#ifdef CONFIG_ARCH_OMAP16XX - if (cpu_is_omap1610()) { - omap1_usb_init(&h2_usb_config); - omapfb_set_lcd_config(&innovator1610_lcd_config); - } -#endif - omap_serial_init(); - omap_register_i2c_bus(1, 100, NULL, 0); - innovator_mmc_init(); -} - -/* - * REVISIT: Assume 15xx for now, we don't want to do revision check - * until later on. The right way to fix this is to set up a different - * machine_id for 16xx Innovator, or use device tree. - */ -static void __init innovator_map_io(void) -{ -#ifdef CONFIG_ARCH_OMAP15XX - omap15xx_map_io(); - - iotable_init(innovator1510_io_desc, ARRAY_SIZE(innovator1510_io_desc)); - udelay(10); /* Delay needed for FPGA */ - - /* Dump the Innovator FPGA rev early - useful info for support. */ - pr_debug("Innovator FPGA Rev %d.%d Board Rev %d\n", - __raw_readb(OMAP1510_FPGA_REV_HIGH), - __raw_readb(OMAP1510_FPGA_REV_LOW), - __raw_readb(OMAP1510_FPGA_BOARD_REV)); -#endif -} - -MACHINE_START(OMAP_INNOVATOR, "TI-Innovator") - /* Maintainer: MontaVista Software, Inc. */ - .atag_offset = 0x100, - .map_io = innovator_map_io, - .init_early = omap1_init_early, - .init_irq = omap1_init_irq, - .handle_irq = omap1_handle_irq, - .init_machine = innovator_init, - .init_late = omap1_init_late, - .init_time = omap1_timer_init, - .restart = omap1_restart, -MACHINE_END diff --git a/arch/arm/mach-omap1/board-nand.c b/arch/arm/mach-omap1/board-nand.c deleted file mode 100644 index 479ab9be784d..000000000000 --- a/arch/arm/mach-omap1/board-nand.c +++ /dev/null @@ -1,33 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * linux/arch/arm/mach-omap1/board-nand.c - * - * Common OMAP1 board NAND code - * - * Copyright (C) 2004, 2012 Texas Instruments, Inc. - * Copyright (C) 2002 MontaVista Software, Inc. - * Copyright (C) 2001 RidgeRun, Inc. - * Author: RidgeRun, Inc. - * Greg Lonnon (glonnon@ridgerun.com) or info@ridgerun.com - */ -#include <linux/kernel.h> -#include <linux/io.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/rawnand.h> - -#include "common.h" - -void omap1_nand_cmd_ctl(struct nand_chip *this, int cmd, unsigned int ctrl) -{ - unsigned long mask; - - if (cmd == NAND_CMD_NONE) - return; - - mask = (ctrl & NAND_CLE) ? 0x02 : 0; - if (ctrl & NAND_ALE) - mask |= 0x04; - - writeb(cmd, this->legacy.IO_ADDR_W + mask); -} - diff --git a/arch/arm/mach-omap1/board-nokia770.c b/arch/arm/mach-omap1/board-nokia770.c index 11511ae2e0a2..a5bf5554800f 100644 --- a/arch/arm/mach-omap1/board-nokia770.c +++ b/arch/arm/mach-omap1/board-nokia770.c @@ -6,17 +6,18 @@ */ #include <linux/clkdev.h> #include <linux/irq.h> -#include <linux/gpio.h> +#include <linux/gpio/consumer.h> #include <linux/gpio/machine.h> +#include <linux/gpio/property.h> #include <linux/kernel.h> #include <linux/init.h> #include <linux/mutex.h> #include <linux/platform_device.h> +#include <linux/property.h> #include <linux/input.h> #include <linux/omapfb.h> #include <linux/spi/spi.h> -#include <linux/spi/ads7846.h> #include <linux/workqueue.h> #include <linux/delay.h> @@ -28,15 +29,32 @@ #include <asm/mach/arch.h> #include <asm/mach/map.h> -#include <mach/mux.h> - -#include <mach/hardware.h> -#include <mach/usb.h> - +#include "mux.h" +#include "hardware.h" +#include "usb.h" #include "common.h" #include "clock.h" #include "mmc.h" +static const struct software_node nokia770_mpuio_gpiochip_node = { + .name = "mpuio", +}; + +static const struct software_node nokia770_gpiochip1_node = { + .name = "gpio-0-15", +}; + +static const struct software_node nokia770_gpiochip2_node = { + .name = "gpio-16-31", +}; + +static const struct software_node *nokia770_gpiochip_nodes[] = { + &nokia770_mpuio_gpiochip_node, + &nokia770_gpiochip1_node, + &nokia770_gpiochip2_node, + NULL +}; + #define ADS7846_PENDOWN_GPIO 15 static const unsigned int nokia770_keymap[] = { @@ -87,40 +105,47 @@ static struct platform_device *nokia770_devices[] __initdata = { &nokia770_kp_device, }; -static void mipid_shutdown(struct mipid_platform_data *pdata) -{ - if (pdata->nreset_gpio != -1) { - printk(KERN_INFO "shutdown LCD\n"); - gpio_set_value(pdata->nreset_gpio, 0); - msleep(120); - } -} - -static struct mipid_platform_data nokia770_mipid_platform_data = { - .shutdown = mipid_shutdown, -}; +static struct mipid_platform_data nokia770_mipid_platform_data = { }; static const struct omap_lcd_config nokia770_lcd_config __initconst = { .ctrl_name = "hwa742", }; +static const struct property_entry nokia770_mipid_props[] = { + PROPERTY_ENTRY_GPIO("reset-gpios", &nokia770_gpiochip1_node, + 13, GPIO_ACTIVE_LOW), + { } +}; + +static const struct software_node nokia770_mipid_swnode = { + .name = "lcd_mipid", + .properties = nokia770_mipid_props, +}; + static void __init mipid_dev_init(void) { - nokia770_mipid_platform_data.nreset_gpio = 13; nokia770_mipid_platform_data.data_lines = 16; omapfb_set_lcd_config(&nokia770_lcd_config); } -static struct ads7846_platform_data nokia770_ads7846_platform_data __initdata = { - .x_max = 0x0fff, - .y_max = 0x0fff, - .x_plate_ohms = 180, - .pressure_max = 255, - .debounce_max = 10, - .debounce_tol = 3, - .debounce_rep = 1, - .gpio_pendown = ADS7846_PENDOWN_GPIO, +static const struct property_entry nokia770_ads7846_props[] = { + PROPERTY_ENTRY_STRING("compatible", "ti,ads7846"), + PROPERTY_ENTRY_U32("touchscreen-size-x", 4096), + PROPERTY_ENTRY_U32("touchscreen-size-y", 4096), + PROPERTY_ENTRY_U32("touchscreen-max-pressure", 256), + PROPERTY_ENTRY_U32("touchscreen-average-samples", 10), + PROPERTY_ENTRY_U16("ti,x-plate-ohms", 180), + PROPERTY_ENTRY_U16("ti,debounce-tol", 3), + PROPERTY_ENTRY_U16("ti,debounce-rep", 1), + PROPERTY_ENTRY_GPIO("pendown-gpios", &nokia770_gpiochip1_node, + ADS7846_PENDOWN_GPIO, GPIO_ACTIVE_LOW), + { } +}; + +static const struct software_node nokia770_ads7846_swnode = { + .name = "ads7846", + .properties = nokia770_ads7846_props, }; static struct spi_board_info nokia770_spi_board_info[] __initdata = { @@ -130,13 +155,14 @@ static struct spi_board_info nokia770_spi_board_info[] __initdata = { .chip_select = 3, .max_speed_hz = 12000000, .platform_data = &nokia770_mipid_platform_data, + .swnode = &nokia770_mipid_swnode, }, [1] = { .modalias = "ads7846", .bus_num = 2, .chip_select = 0, .max_speed_hz = 2500000, - .platform_data = &nokia770_ads7846_platform_data, + .swnode = &nokia770_ads7846_swnode, }, }; @@ -158,27 +184,23 @@ static struct omap_usb_config nokia770_usb_config __initdata = { #if IS_ENABLED(CONFIG_MMC_OMAP) -#define NOKIA770_GPIO_MMC_POWER 41 -#define NOKIA770_GPIO_MMC_SWITCH 23 - -static int nokia770_mmc_set_power(struct device *dev, int slot, int power_on, - int vdd) -{ - gpio_set_value(NOKIA770_GPIO_MMC_POWER, power_on); - return 0; -} - -static int nokia770_mmc_get_cover_state(struct device *dev, int slot) -{ - return gpio_get_value(NOKIA770_GPIO_MMC_SWITCH); -} +static struct gpiod_lookup_table nokia770_mmc_gpio_table = { + .dev_id = "mmci-omap.1", + .table = { + /* Slot index 0, VSD power, GPIO 41 */ + GPIO_LOOKUP_IDX("gpio-32-47", 9, + "vsd", 0, GPIO_ACTIVE_HIGH), + /* Slot index 0, switch, GPIO 23 */ + GPIO_LOOKUP_IDX("gpio-16-31", 7, + "cover", 0, GPIO_ACTIVE_HIGH), + { } + }, +}; static struct omap_mmc_platform_data nokia770_mmc2_data = { .nr_slots = 1, .max_freq = 12000000, .slots[0] = { - .set_power = nokia770_mmc_set_power, - .get_cover_state = nokia770_mmc_get_cover_state, .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, .name = "mmcblk", }, @@ -188,20 +210,7 @@ static struct omap_mmc_platform_data *nokia770_mmc_data[OMAP16XX_NR_MMC]; static void __init nokia770_mmc_init(void) { - int ret; - - ret = gpio_request(NOKIA770_GPIO_MMC_POWER, "MMC power"); - if (ret < 0) - return; - gpio_direction_output(NOKIA770_GPIO_MMC_POWER, 0); - - ret = gpio_request(NOKIA770_GPIO_MMC_SWITCH, "MMC cover"); - if (ret < 0) { - gpio_free(NOKIA770_GPIO_MMC_POWER); - return; - } - gpio_direction_input(NOKIA770_GPIO_MMC_SWITCH); - + gpiod_add_lookup_table(&nokia770_mmc_gpio_table); /* Only the second MMC controller is used */ nokia770_mmc_data[1] = &nokia770_mmc2_data; omap1_init_mmc(nokia770_mmc_data, OMAP16XX_NR_MMC); @@ -214,14 +223,16 @@ static inline void nokia770_mmc_init(void) #endif #if IS_ENABLED(CONFIG_I2C_CBUS_GPIO) -static struct gpiod_lookup_table nokia770_cbus_gpio_table = { - .dev_id = "i2c-cbus-gpio.2", - .table = { - GPIO_LOOKUP_IDX("mpuio", 9, NULL, 0, 0), /* clk */ - GPIO_LOOKUP_IDX("mpuio", 10, NULL, 1, 0), /* dat */ - GPIO_LOOKUP_IDX("mpuio", 11, NULL, 2, 0), /* sel */ - { }, - }, + +static const struct software_node_ref_args nokia770_cbus_gpio_refs[] = { + SOFTWARE_NODE_REFERENCE(&nokia770_mpuio_gpiochip_node, 9, 0), + SOFTWARE_NODE_REFERENCE(&nokia770_mpuio_gpiochip_node, 10, 0), + SOFTWARE_NODE_REFERENCE(&nokia770_mpuio_gpiochip_node, 11, 0), +}; + +static const struct property_entry nokia770_cbus_props[] = { + PROPERTY_ENTRY_REF_ARRAY("gpios", nokia770_cbus_gpio_refs), + { } }; static struct platform_device nokia770_cbus_device = { @@ -240,22 +251,29 @@ static struct i2c_board_info nokia770_i2c_board_info_2[] __initdata = { static void __init nokia770_cbus_init(void) { - const int retu_irq_gpio = 62; - const int tahvo_irq_gpio = 40; - - if (gpio_request_one(retu_irq_gpio, GPIOF_IN, "Retu IRQ")) - return; - if (gpio_request_one(tahvo_irq_gpio, GPIOF_IN, "Tahvo IRQ")) { - gpio_free(retu_irq_gpio); - return; + struct gpio_desc *d; + int irq; + + d = gpiod_get(NULL, "retu_irq", GPIOD_IN); + if (IS_ERR(d)) { + pr_err("Unable to get CBUS Retu IRQ GPIO descriptor\n"); + } else { + irq = gpiod_to_irq(d); + irq_set_irq_type(irq, IRQ_TYPE_EDGE_RISING); + nokia770_i2c_board_info_2[0].irq = irq; + } + d = gpiod_get(NULL, "tahvo_irq", GPIOD_IN); + if (IS_ERR(d)) { + pr_err("Unable to get CBUS Tahvo IRQ GPIO descriptor\n"); + } else { + irq = gpiod_to_irq(d); + irq_set_irq_type(irq, IRQ_TYPE_EDGE_RISING); + nokia770_i2c_board_info_2[1].irq = irq; } - irq_set_irq_type(gpio_to_irq(retu_irq_gpio), IRQ_TYPE_EDGE_RISING); - irq_set_irq_type(gpio_to_irq(tahvo_irq_gpio), IRQ_TYPE_EDGE_RISING); - nokia770_i2c_board_info_2[0].irq = gpio_to_irq(retu_irq_gpio); - nokia770_i2c_board_info_2[1].irq = gpio_to_irq(tahvo_irq_gpio); i2c_register_board_info(2, nokia770_i2c_board_info_2, ARRAY_SIZE(nokia770_i2c_board_info_2)); - gpiod_add_lookup_table(&nokia770_cbus_gpio_table); + device_create_managed_software_node(&nokia770_cbus_device.dev, + nokia770_cbus_props, NULL); platform_device_register(&nokia770_cbus_device); } #else /* CONFIG_I2C_CBUS_GPIO */ @@ -264,8 +282,33 @@ static void __init nokia770_cbus_init(void) } #endif /* CONFIG_I2C_CBUS_GPIO */ +static struct gpiod_lookup_table nokia770_irq_gpio_table = { + .dev_id = NULL, + .table = { + /* GPIO used by SPI device 1 */ + GPIO_LOOKUP("gpio-0-15", 15, "ads7846_irq", + GPIO_ACTIVE_HIGH), + /* GPIO used for retu IRQ */ + GPIO_LOOKUP("gpio-48-63", 14, "retu_irq", + GPIO_ACTIVE_HIGH), + /* GPIO used for tahvo IRQ */ + GPIO_LOOKUP("gpio-32-47", 8, "tahvo_irq", + GPIO_ACTIVE_HIGH), + /* GPIOs used by serial wakeup IRQs */ + GPIO_LOOKUP_IDX("gpio-32-47", 5, "wakeup", 0, + GPIO_ACTIVE_HIGH), + GPIO_LOOKUP_IDX("gpio-16-31", 2, "wakeup", 1, + GPIO_ACTIVE_HIGH), + GPIO_LOOKUP_IDX("gpio-48-63", 1, "wakeup", 2, + GPIO_ACTIVE_HIGH), + { } + }, +}; + static void __init omap_nokia770_init(void) { + struct gpio_desc *d; + /* On Nokia 770, the SleepX signal is masked with an * MPUIO line by default. It has to be unmasked for it * to become functional */ @@ -275,8 +318,16 @@ static void __init omap_nokia770_init(void) /* Unmask SleepX signal */ omap_writew((omap_readw(0xfffb5004) & ~2), 0xfffb5004); + software_node_register_node_group(nokia770_gpiochip_nodes); platform_add_devices(nokia770_devices, ARRAY_SIZE(nokia770_devices)); - nokia770_spi_board_info[1].irq = gpio_to_irq(15); + + gpiod_add_lookup_table(&nokia770_irq_gpio_table); + d = gpiod_get(NULL, "ads7846_irq", GPIOD_IN); + if (IS_ERR(d)) + pr_err("Unable to get ADS7846 IRQ GPIO descriptor\n"); + else + nokia770_spi_board_info[1].irq = gpiod_to_irq(d); + spi_register_board_info(nokia770_spi_board_info, ARRAY_SIZE(nokia770_spi_board_info)); omap_serial_init(); @@ -290,10 +341,9 @@ static void __init omap_nokia770_init(void) MACHINE_START(NOKIA770, "Nokia 770") .atag_offset = 0x100, - .map_io = omap16xx_map_io, + .map_io = omap1_map_io, .init_early = omap1_init_early, .init_irq = omap1_init_irq, - .handle_irq = omap1_handle_irq, .init_machine = omap_nokia770_init, .init_late = omap1_init_late, .init_time = omap1_timer_init, diff --git a/arch/arm/mach-omap1/board-osk.c b/arch/arm/mach-omap1/board-osk.c index 4df15e693b6e..7d5e6f9039d5 100644 --- a/arch/arm/mach-omap1/board-osk.c +++ b/arch/arm/mach-omap1/board-osk.c @@ -25,7 +25,9 @@ * with this program; if not, write to the Free Software Foundation, Inc., * 675 Mass Ave, Cambridge, MA 02139, USA. */ -#include <linux/gpio.h> +#include <linux/gpio/consumer.h> +#include <linux/gpio/driver.h> +#include <linux/gpio/machine.h> #include <linux/kernel.h> #include <linux/init.h> #include <linux/platform_device.h> @@ -41,33 +43,34 @@ #include <linux/mfd/tps65010.h> #include <linux/platform_data/gpio-omap.h> #include <linux/platform_data/omap1_bl.h> +#include <linux/soc/ti/omap1-io.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> +#include "tc.h" #include "flash.h" -#include <mach/mux.h> -#include <mach/tc.h> - -#include <mach/hardware.h> -#include <mach/usb.h> - +#include "mux.h" +#include "hardware.h" +#include "usb.h" #include "common.h" +/* Name of the GPIO chip used by the OMAP for GPIOs 0..15 */ +#define OMAP_GPIO_LABEL "gpio-0-15" + /* At OMAP5912 OSK the Ethernet is directly connected to CS1 */ #define OMAP_OSK_ETHR_START 0x04800300 /* TPS65010 has four GPIOs. nPG and LED2 can be treated like GPIOs with * alternate pin configurations for hardware-controlled blinking. */ -#define OSK_TPS_GPIO_BASE (OMAP_MAX_GPIO_LINES + 16 /* MPUIO */) -# define OSK_TPS_GPIO_USB_PWR_EN (OSK_TPS_GPIO_BASE + 0) -# define OSK_TPS_GPIO_LED_D3 (OSK_TPS_GPIO_BASE + 1) -# define OSK_TPS_GPIO_LAN_RESET (OSK_TPS_GPIO_BASE + 2) -# define OSK_TPS_GPIO_DSP_PWR_EN (OSK_TPS_GPIO_BASE + 3) -# define OSK_TPS_GPIO_LED_D9 (OSK_TPS_GPIO_BASE + 4) -# define OSK_TPS_GPIO_LED_D2 (OSK_TPS_GPIO_BASE + 5) +#define OSK_TPS_GPIO_USB_PWR_EN 0 +#define OSK_TPS_GPIO_LED_D3 1 +#define OSK_TPS_GPIO_LAN_RESET 2 +#define OSK_TPS_GPIO_DSP_PWR_EN 3 +#define OSK_TPS_GPIO_LED_D9 4 +#define OSK_TPS_GPIO_LED_D2 5 static struct mtd_partition osk_partitions[] = { /* bootloader (U-Boot, etc) in first sector */ @@ -149,14 +152,14 @@ static struct resource osk5912_cf_resources[] = { [0] = { .flags = IORESOURCE_IRQ, }, + [1] = { + .flags = IORESOURCE_MEM, + }, }; static struct platform_device osk5912_cf_device = { .name = "omap_cf", .id = -1, - .dev = { - .platform_data = (void *) 2 /* CS2 */, - }, .num_resources = ARRAY_SIZE(osk5912_cf_resources), .resource = osk5912_cf_resources, }; @@ -171,11 +174,20 @@ static const struct gpio_led tps_leds[] = { /* NOTE: D9 and D2 have hardware blink support. * Also, D9 requires non-battery power. */ - { .gpio = OSK_TPS_GPIO_LED_D9, .name = "d9", - .default_trigger = "disk-activity", }, - { .gpio = OSK_TPS_GPIO_LED_D2, .name = "d2", }, - { .gpio = OSK_TPS_GPIO_LED_D3, .name = "d3", .active_low = 1, - .default_trigger = "heartbeat", }, + { .name = "d9", .default_trigger = "disk-activity", }, + { .name = "d2", }, + { .name = "d3", .default_trigger = "heartbeat", }, +}; + +static struct gpiod_lookup_table tps_leds_gpio_table = { + .dev_id = "leds-gpio", + .table = { + /* Use local offsets on TPS65010 */ + GPIO_LOOKUP_IDX("tps65010", OSK_TPS_GPIO_LED_D9, NULL, 0, GPIO_ACTIVE_HIGH), + GPIO_LOOKUP_IDX("tps65010", OSK_TPS_GPIO_LED_D2, NULL, 1, GPIO_ACTIVE_HIGH), + GPIO_LOOKUP_IDX("tps65010", OSK_TPS_GPIO_LED_D3, NULL, 2, GPIO_ACTIVE_LOW), + { } + }, }; static struct gpio_led_platform_data tps_leds_data = { @@ -189,27 +201,34 @@ static struct platform_device osk5912_tps_leds = { .dev.platform_data = &tps_leds_data, }; -static int osk_tps_setup(struct i2c_client *client, void *context) +/* The board just hold these GPIOs hogged from setup to teardown */ +static struct gpio_desc *eth_reset; +static struct gpio_desc *vdd_dsp; + +static int osk_tps_setup(struct i2c_client *client, struct gpio_chip *gc) { + struct gpio_desc *d; if (!IS_BUILTIN(CONFIG_TPS65010)) return -ENOSYS; /* Set GPIO 1 HIGH to disable VBUS power supply; * OHCI driver powers it up/down as needed. */ - gpio_request(OSK_TPS_GPIO_USB_PWR_EN, "n_vbus_en"); - gpio_direction_output(OSK_TPS_GPIO_USB_PWR_EN, 1); + d = gpiochip_request_own_desc(gc, OSK_TPS_GPIO_USB_PWR_EN, "n_vbus_en", + GPIO_ACTIVE_HIGH, GPIOD_OUT_HIGH); + /* Free the GPIO again as the driver will request it */ + gpiochip_free_own_desc(d); /* Set GPIO 2 high so LED D3 is off by default */ tps65010_set_gpio_out_value(GPIO2, HIGH); /* Set GPIO 3 low to take ethernet out of reset */ - gpio_request(OSK_TPS_GPIO_LAN_RESET, "smc_reset"); - gpio_direction_output(OSK_TPS_GPIO_LAN_RESET, 0); + eth_reset = gpiochip_request_own_desc(gc, OSK_TPS_GPIO_LAN_RESET, "smc_reset", + GPIO_ACTIVE_HIGH, GPIOD_OUT_LOW); /* GPIO4 is VDD_DSP */ - gpio_request(OSK_TPS_GPIO_DSP_PWR_EN, "dsp_power"); - gpio_direction_output(OSK_TPS_GPIO_DSP_PWR_EN, 1); + vdd_dsp = gpiochip_request_own_desc(gc, OSK_TPS_GPIO_DSP_PWR_EN, "dsp_power", + GPIO_ACTIVE_HIGH, GPIOD_OUT_HIGH); /* REVISIT if DSP support isn't configured, power it off ... */ /* Let LED1 (D9) blink; leds-gpio may override it */ @@ -227,20 +246,29 @@ static int osk_tps_setup(struct i2c_client *client, void *context) /* register these three LEDs */ osk5912_tps_leds.dev.parent = &client->dev; + gpiod_add_lookup_table(&tps_leds_gpio_table); platform_device_register(&osk5912_tps_leds); return 0; } +static void osk_tps_teardown(struct i2c_client *client, struct gpio_chip *gc) +{ + gpiochip_free_own_desc(eth_reset); + gpiochip_free_own_desc(vdd_dsp); +} + static struct tps65010_board tps_board = { - .base = OSK_TPS_GPIO_BASE, .outmask = 0x0f, .setup = osk_tps_setup, + .teardown = osk_tps_teardown, }; static struct i2c_board_info __initdata osk_i2c_board_info[] = { { + /* This device will get the name "i2c-tps65010" */ I2C_BOARD_INFO("tps65010", 0x48), + .dev_name = "tps65010", .platform_data = &tps_board, }, @@ -256,28 +284,56 @@ static void __init osk_init_smc91x(void) { u32 l; - if ((gpio_request(0, "smc_irq")) < 0) { - printk("Error requesting gpio 0 for smc91x irq\n"); - return; - } - /* Check EMIFS wait states to fix errors with SMC_GET_PKT_HDR */ l = omap_readl(EMIFS_CCS(1)); l |= 0x3; omap_writel(l, EMIFS_CCS(1)); } -static void __init osk_init_cf(void) +static void __init osk_init_cf(int seg) { + struct resource *res = &osk5912_cf_resources[1]; + omap_cfg_reg(M7_1610_GPIO62); - if ((gpio_request(62, "cf_irq")) < 0) { - printk("Error requesting gpio 62 for CF irq\n"); - return; + + switch (seg) { + /* NOTE: CS0 could be configured too ... */ + case 1: + res->start = OMAP_CS1_PHYS; + break; + case 2: + res->start = OMAP_CS2_PHYS; + break; + case 3: + res->start = omap_cs3_phys(); + break; } - /* the CF I/O IRQ is really active-low */ - irq_set_irq_type(gpio_to_irq(62), IRQ_TYPE_EDGE_FALLING); + + res->end = res->start + SZ_8K - 1; + osk5912_cf_device.dev.platform_data = (void *)(uintptr_t)seg; + + /* NOTE: better EMIFS setup might support more cards; but the + * TRM only shows how to affect regular flash signals, not their + * CF/PCMCIA variants... + */ + pr_debug("%s: cs%d, previous ccs %08x acs %08x\n", __func__, + seg, omap_readl(EMIFS_CCS(seg)), omap_readl(EMIFS_ACS(seg))); + omap_writel(0x0004a1b3, EMIFS_CCS(seg)); /* synch mode 4 etc */ + omap_writel(0x00000000, EMIFS_ACS(seg)); /* OE hold/setup */ } +static struct gpiod_lookup_table osk_usb_gpio_table = { + .dev_id = "ohci", + .table = { + /* Power GPIO on the I2C-attached TPS65010 */ + GPIO_LOOKUP("tps65010", OSK_TPS_GPIO_USB_PWR_EN, "power", + GPIO_ACTIVE_HIGH), + GPIO_LOOKUP(OMAP_GPIO_LABEL, 9, "overcurrent", + GPIO_ACTIVE_HIGH), + { } + }, +}; + static struct omap_usb_config osk_usb_config __initdata = { /* has usb host connector (A) ... for development it can also * be used, with a NONSTANDARD gender-bending cable/dongle, as @@ -294,271 +350,38 @@ static struct omap_usb_config osk_usb_config __initdata = { .pins[0] = 2, }; -#ifdef CONFIG_OMAP_OSK_MISTRAL -static const struct omap_lcd_config osk_lcd_config __initconst = { - .ctrl_name = "internal", -}; -#endif - -#ifdef CONFIG_OMAP_OSK_MISTRAL - -#include <linux/input.h> -#include <linux/property.h> -#include <linux/spi/spi.h> -#include <linux/spi/ads7846.h> - -#include <linux/platform_data/keypad-omap.h> - -static const struct property_entry mistral_at24_properties[] = { - PROPERTY_ENTRY_U32("pagesize", 16), - { } -}; - -static struct i2c_board_info __initdata mistral_i2c_board_info[] = { - { - /* NOTE: powered from LCD supply */ - I2C_BOARD_INFO("24c04", 0x50), - .properties = mistral_at24_properties, - }, - /* TODO when driver support is ready: - * - optionally ov9640 camera sensor at 0x30 - */ -}; - -static const unsigned int osk_keymap[] = { - /* KEY(col, row, code) */ - KEY(0, 0, KEY_F1), /* SW4 */ - KEY(3, 0, KEY_UP), /* (sw2/up) */ - KEY(1, 1, KEY_LEFTCTRL), /* SW5 */ - KEY(2, 1, KEY_LEFT), /* (sw2/left) */ - KEY(0, 2, KEY_SPACE), /* SW3 */ - KEY(1, 2, KEY_ESC), /* SW6 */ - KEY(2, 2, KEY_DOWN), /* (sw2/down) */ - KEY(2, 3, KEY_ENTER), /* (sw2/select) */ - KEY(3, 3, KEY_RIGHT), /* (sw2/right) */ -}; - -static const struct matrix_keymap_data osk_keymap_data = { - .keymap = osk_keymap, - .keymap_size = ARRAY_SIZE(osk_keymap), -}; - -static struct omap_kp_platform_data osk_kp_data = { - .rows = 8, - .cols = 8, - .keymap_data = &osk_keymap_data, - .delay = 9, -}; - -static struct resource osk5912_kp_resources[] = { - [0] = { - .start = INT_KEYBOARD, - .end = INT_KEYBOARD, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device osk5912_kp_device = { - .name = "omap-keypad", - .id = -1, - .dev = { - .platform_data = &osk_kp_data, - }, - .num_resources = ARRAY_SIZE(osk5912_kp_resources), - .resource = osk5912_kp_resources, -}; - -static struct omap_backlight_config mistral_bl_data = { - .default_intensity = 0xa0, -}; - -static struct platform_device mistral_bl_device = { - .name = "omap-bl", - .id = -1, - .dev = { - .platform_data = &mistral_bl_data, - }, -}; - -static struct platform_device osk5912_lcd_device = { - .name = "lcd_osk", - .id = -1, -}; - -static const struct gpio_led mistral_gpio_led_pins[] = { - { - .name = "mistral:red", - .default_trigger = "heartbeat", - .gpio = 3, - }, - { - .name = "mistral:green", - .default_trigger = "cpu0", - .gpio = OMAP_MPUIO(4), - }, -}; - -static struct gpio_led_platform_data mistral_gpio_led_data = { - .leds = mistral_gpio_led_pins, - .num_leds = ARRAY_SIZE(mistral_gpio_led_pins), -}; +#define EMIFS_CS3_VAL (0x88013141) -static struct platform_device mistral_gpio_leds = { - .name = "leds-gpio", - .id = -1, - .dev = { - .platform_data = &mistral_gpio_led_data, +static struct gpiod_lookup_table osk_irq_gpio_table = { + .dev_id = NULL, + .table = { + /* GPIO used for SMC91x IRQ */ + GPIO_LOOKUP(OMAP_GPIO_LABEL, 0, "smc_irq", + GPIO_ACTIVE_HIGH), + /* GPIO used for CF IRQ */ + GPIO_LOOKUP("gpio-48-63", 14, "cf_irq", + GPIO_ACTIVE_HIGH), + /* GPIO used by the TPS65010 chip */ + GPIO_LOOKUP("mpuio", 1, "tps65010", + GPIO_ACTIVE_HIGH), + /* GPIOs used for serial wakeup IRQs */ + GPIO_LOOKUP_IDX("gpio-32-47", 5, "wakeup", 0, + GPIO_ACTIVE_HIGH), + GPIO_LOOKUP_IDX("gpio-16-31", 2, "wakeup", 1, + GPIO_ACTIVE_HIGH), + GPIO_LOOKUP_IDX("gpio-48-63", 1, "wakeup", 2, + GPIO_ACTIVE_HIGH), + { } }, }; -static struct platform_device *mistral_devices[] __initdata = { - &osk5912_kp_device, - &mistral_bl_device, - &osk5912_lcd_device, - &mistral_gpio_leds, -}; - -static int mistral_get_pendown_state(void) -{ - return !gpio_get_value(4); -} - -static const struct ads7846_platform_data mistral_ts_info = { - .model = 7846, - .vref_delay_usecs = 100, /* internal, no capacitor */ - .x_plate_ohms = 419, - .y_plate_ohms = 486, - .get_pendown_state = mistral_get_pendown_state, -}; - -static struct spi_board_info __initdata mistral_boardinfo[] = { { - /* MicroWire (bus 2) CS0 has an ads7846e */ - .modalias = "ads7846", - .platform_data = &mistral_ts_info, - .max_speed_hz = 120000 /* max sample rate at 3V */ - * 26 /* command + data + overhead */, - .bus_num = 2, - .chip_select = 0, -} }; - -static irqreturn_t -osk_mistral_wake_interrupt(int irq, void *ignored) -{ - return IRQ_HANDLED; -} - -static void __init osk_mistral_init(void) -{ - /* NOTE: we could actually tell if there's a Mistral board - * attached, e.g. by trying to read something from the ads7846. - * But this arch_init() code is too early for that, since we - * can't talk to the ads or even the i2c eeprom. - */ - - /* parallel camera interface */ - omap_cfg_reg(J15_1610_CAM_LCLK); - omap_cfg_reg(J18_1610_CAM_D7); - omap_cfg_reg(J19_1610_CAM_D6); - omap_cfg_reg(J14_1610_CAM_D5); - omap_cfg_reg(K18_1610_CAM_D4); - omap_cfg_reg(K19_1610_CAM_D3); - omap_cfg_reg(K15_1610_CAM_D2); - omap_cfg_reg(K14_1610_CAM_D1); - omap_cfg_reg(L19_1610_CAM_D0); - omap_cfg_reg(L18_1610_CAM_VS); - omap_cfg_reg(L15_1610_CAM_HS); - omap_cfg_reg(M19_1610_CAM_RSTZ); - omap_cfg_reg(Y15_1610_CAM_OUTCLK); - - /* serial camera interface */ - omap_cfg_reg(H19_1610_CAM_EXCLK); - omap_cfg_reg(W13_1610_CCP_CLKM); - omap_cfg_reg(Y12_1610_CCP_CLKP); - /* CCP_DATAM CONFLICTS WITH UART1.TX (and serial console) */ - /* omap_cfg_reg(Y14_1610_CCP_DATAM); */ - omap_cfg_reg(W14_1610_CCP_DATAP); - - /* CAM_PWDN */ - if (gpio_request(11, "cam_pwdn") == 0) { - omap_cfg_reg(N20_1610_GPIO11); - gpio_direction_output(11, 0); - } else - pr_debug("OSK+Mistral: CAM_PWDN is awol\n"); - - - /* omap_cfg_reg(P19_1610_GPIO6); */ /* BUSY */ - gpio_request(6, "ts_busy"); - gpio_direction_input(6); - - omap_cfg_reg(P20_1610_GPIO4); /* PENIRQ */ - gpio_request(4, "ts_int"); - gpio_direction_input(4); - irq_set_irq_type(gpio_to_irq(4), IRQ_TYPE_EDGE_FALLING); - - mistral_boardinfo[0].irq = gpio_to_irq(4); - spi_register_board_info(mistral_boardinfo, - ARRAY_SIZE(mistral_boardinfo)); - - /* the sideways button (SW1) is for use as a "wakeup" button - * - * NOTE: The Mistral board has the wakeup button (SW1) wired - * to the LCD 3.3V rail, which is powered down during suspend. - * To allow this button to wake up the omap, work around this - * HW bug by rewiring SW1 to use the main 3.3V rail. - */ - omap_cfg_reg(N15_1610_MPUIO2); - if (gpio_request(OMAP_MPUIO(2), "wakeup") == 0) { - int ret = 0; - int irq = gpio_to_irq(OMAP_MPUIO(2)); - - gpio_direction_input(OMAP_MPUIO(2)); - irq_set_irq_type(irq, IRQ_TYPE_EDGE_RISING); - /* share the IRQ in case someone wants to use the - * button for more than wakeup from system sleep. - */ - ret = request_irq(irq, - &osk_mistral_wake_interrupt, - IRQF_SHARED, "mistral_wakeup", - &osk_mistral_wake_interrupt); - if (ret != 0) { - gpio_free(OMAP_MPUIO(2)); - printk(KERN_ERR "OSK+Mistral: no wakeup irq, %d?\n", - ret); - } else - enable_irq_wake(irq); - } else - printk(KERN_ERR "OSK+Mistral: wakeup button is awol\n"); - - /* LCD: backlight, and power; power controls other devices on the - * board, like the touchscreen, EEPROM, and wakeup (!) switch. - */ - omap_cfg_reg(PWL); - if (gpio_request(2, "lcd_pwr") == 0) - gpio_direction_output(2, 1); - - /* - * GPIO based LEDs - */ - omap_cfg_reg(P18_1610_GPIO3); - omap_cfg_reg(MPUIO4); - - i2c_register_board_info(1, mistral_i2c_board_info, - ARRAY_SIZE(mistral_i2c_board_info)); - - platform_add_devices(mistral_devices, ARRAY_SIZE(mistral_devices)); -} -#else -static void __init osk_mistral_init(void) { } -#endif - -#define EMIFS_CS3_VAL (0x88013141) - static void __init osk_init(void) { + struct gpio_desc *d; u32 l; osk_init_smc91x(); - osk_init_cf(); + osk_init_cf(2); /* CS2 */ /* Workaround for wrong CS3 (NOR flash) timing * There are some U-Boot versions out there which configure @@ -571,42 +394,59 @@ static void __init osk_init(void) osk_flash_resource.end = osk_flash_resource.start = omap_cs3_phys(); osk_flash_resource.end += SZ_32M - 1; - osk5912_smc91x_resources[1].start = gpio_to_irq(0); - osk5912_smc91x_resources[1].end = gpio_to_irq(0); - osk5912_cf_resources[0].start = gpio_to_irq(62); - osk5912_cf_resources[0].end = gpio_to_irq(62); + + /* + * Add the GPIOs to be used as IRQs and immediately look them up + * to be passed as an IRQ resource. This is ugly but should work + * until the day we convert to device tree. + */ + gpiod_add_lookup_table(&osk_irq_gpio_table); + + d = gpiod_get(NULL, "smc_irq", GPIOD_IN); + if (IS_ERR(d)) { + pr_err("Unable to get SMC IRQ GPIO descriptor\n"); + } else { + irq_set_irq_type(gpiod_to_irq(d), IRQ_TYPE_EDGE_RISING); + osk5912_smc91x_resources[1] = DEFINE_RES_IRQ(gpiod_to_irq(d)); + } + + d = gpiod_get(NULL, "cf_irq", GPIOD_IN); + if (IS_ERR(d)) { + pr_err("Unable to get CF IRQ GPIO descriptor\n"); + } else { + /* the CF I/O IRQ is really active-low */ + irq_set_irq_type(gpiod_to_irq(d), IRQ_TYPE_EDGE_FALLING); + osk5912_cf_resources[0] = DEFINE_RES_IRQ(gpiod_to_irq(d)); + } + platform_add_devices(osk5912_devices, ARRAY_SIZE(osk5912_devices)); l = omap_readl(USB_TRANSCEIVER_CTRL); l |= (3 << 1); omap_writel(l, USB_TRANSCEIVER_CTRL); + gpiod_add_lookup_table(&osk_usb_gpio_table); omap1_usb_init(&osk_usb_config); + omap_serial_init(); + /* irq for tps65010 chip */ /* bootloader effectively does: omap_cfg_reg(U19_1610_MPUIO1); */ - if (gpio_request(OMAP_MPUIO(1), "tps65010") == 0) - gpio_direction_input(OMAP_MPUIO(1)); - - omap_serial_init(); - osk_i2c_board_info[0].irq = gpio_to_irq(OMAP_MPUIO(1)); + d = gpiod_get(NULL, "tps65010", GPIOD_IN); + if (IS_ERR(d)) + pr_err("Unable to get TPS65010 IRQ GPIO descriptor\n"); + else + osk_i2c_board_info[0].irq = gpiod_to_irq(d); omap_register_i2c_bus(1, 400, osk_i2c_board_info, ARRAY_SIZE(osk_i2c_board_info)); - osk_mistral_init(); - -#ifdef CONFIG_OMAP_OSK_MISTRAL - omapfb_set_lcd_config(&osk_lcd_config); -#endif - } MACHINE_START(OMAP_OSK, "TI-OSK") /* Maintainer: Dirk Behme <dirk.behme@de.bosch.com> */ .atag_offset = 0x100, - .map_io = omap16xx_map_io, + .map_io = omap1_map_io, .init_early = omap1_init_early, .init_irq = omap1_init_irq, - .handle_irq = omap1_handle_irq, .init_machine = osk_init, .init_late = omap1_init_late, .init_time = omap1_timer_init, diff --git a/arch/arm/mach-omap1/board-palmte.c b/arch/arm/mach-omap1/board-palmte.c index ce6f0fcd9d12..c917cb2c6e17 100644 --- a/arch/arm/mach-omap1/board-palmte.c +++ b/arch/arm/mach-omap1/board-palmte.c @@ -13,7 +13,8 @@ * * Copyright (c) 2006 Andrzej Zaborowski <balrog@zabor.org> */ -#include <linux/gpio.h> +#include <linux/gpio/machine.h> +#include <linux/gpio/consumer.h> #include <linux/kernel.h> #include <linux/init.h> #include <linux/input.h> @@ -25,21 +26,19 @@ #include <linux/interrupt.h> #include <linux/apm-emulation.h> #include <linux/omapfb.h> +#include <linux/omap-dma.h> +#include <linux/platform_data/keypad-omap.h> #include <linux/platform_data/omap1_bl.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> +#include "tc.h" #include "flash.h" -#include <mach/mux.h> -#include <mach/tc.h> -#include <linux/omap-dma.h> -#include <linux/platform_data/keypad-omap.h> - -#include <mach/hardware.h> -#include <mach/usb.h> - +#include "mux.h" +#include "hardware.h" +#include "usb.h" #include "mmc.h" #include "common.h" @@ -52,11 +51,6 @@ #define PALMTE_HDQ_GPIO 11 #define PALMTE_HEADPHONES_GPIO 14 #define PALMTE_SPEAKER_GPIO 15 -#define PALMTE_DC_GPIO OMAP_MPUIO(2) -#define PALMTE_MMC_SWITCH_GPIO OMAP_MPUIO(4) -#define PALMTE_MMC1_GPIO OMAP_MPUIO(6) -#define PALMTE_MMC2_GPIO OMAP_MPUIO(7) -#define PALMTE_MMC3_GPIO OMAP_MPUIO(11) static const unsigned int palmte_keymap[] = { KEY(0, 0, KEY_F1), /* Calendar */ @@ -189,23 +183,6 @@ static struct spi_board_info palmte_spi_info[] __initdata = { }, }; -static void __init palmte_misc_gpio_setup(void) -{ - /* Set TSC2102 PINTDAV pin as input (used by TSC2102 driver) */ - if (gpio_request(PALMTE_PINTDAV_GPIO, "TSC2102 PINTDAV") < 0) { - printk(KERN_ERR "Could not reserve PINTDAV GPIO!\n"); - return; - } - gpio_direction_input(PALMTE_PINTDAV_GPIO); - - /* Set USB-or-DC-IN pin as input (unused) */ - if (gpio_request(PALMTE_USB_OR_DC_GPIO, "USB/DC-IN") < 0) { - printk(KERN_ERR "Could not reserve cable signal GPIO!\n"); - return; - } - gpio_direction_input(PALMTE_USB_OR_DC_GPIO); -} - #if IS_ENABLED(CONFIG_MMC_OMAP) static struct omap_mmc_platform_data _palmte_mmc_config = { @@ -233,8 +210,23 @@ static void palmte_mmc_init(void) #endif /* CONFIG_MMC_OMAP */ +static struct gpiod_lookup_table palmte_irq_gpio_table = { + .dev_id = NULL, + .table = { + /* GPIO used for TSC2102 PINTDAV IRQ */ + GPIO_LOOKUP("gpio-0-15", PALMTE_PINTDAV_GPIO, "tsc2102_irq", + GPIO_ACTIVE_HIGH), + /* GPIO used for USB or DC input detection */ + GPIO_LOOKUP("gpio-0-15", PALMTE_USB_OR_DC_GPIO, "usb_dc_irq", + GPIO_ACTIVE_HIGH), + { } + }, +}; + static void __init omap_palmte_init(void) { + struct gpio_desc *d; + /* mux pins for uarts */ omap_cfg_reg(UART1_TX); omap_cfg_reg(UART1_RTS); @@ -245,9 +237,21 @@ static void __init omap_palmte_init(void) platform_add_devices(palmte_devices, ARRAY_SIZE(palmte_devices)); - palmte_spi_info[0].irq = gpio_to_irq(PALMTE_PINTDAV_GPIO); + gpiod_add_lookup_table(&palmte_irq_gpio_table); + d = gpiod_get(NULL, "tsc2102_irq", GPIOD_IN); + if (IS_ERR(d)) + pr_err("Unable to get TSC2102 IRQ GPIO descriptor\n"); + else + palmte_spi_info[0].irq = gpiod_to_irq(d); spi_register_board_info(palmte_spi_info, ARRAY_SIZE(palmte_spi_info)); - palmte_misc_gpio_setup(); + + /* We are getting this just to set it up as input */ + d = gpiod_get(NULL, "usb_dc_irq", GPIOD_IN); + if (IS_ERR(d)) + pr_err("Unable to get USB/DC IRQ GPIO descriptor\n"); + else + gpiod_put(d); + omap_serial_init(); omap1_usb_init(&palmte_usb_config); omap_register_i2c_bus(1, 100, NULL, 0); @@ -258,10 +262,9 @@ static void __init omap_palmte_init(void) MACHINE_START(OMAP_PALMTE, "OMAP310 based Palm Tungsten E") .atag_offset = 0x100, - .map_io = omap15xx_map_io, + .map_io = omap1_map_io, .init_early = omap1_init_early, .init_irq = omap1_init_irq, - .handle_irq = omap1_handle_irq, .init_machine = omap_palmte_init, .init_late = omap1_init_late, .init_time = omap1_timer_init, diff --git a/arch/arm/mach-omap1/board-palmtt.c b/arch/arm/mach-omap1/board-palmtt.c deleted file mode 100644 index 8a08311c4e05..000000000000 --- a/arch/arm/mach-omap1/board-palmtt.c +++ /dev/null @@ -1,287 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * linux/arch/arm/mach-omap1/board-palmtt.c - * - * Modified from board-palmtt2.c - * - * Modified and amended for Palm Tungsten|T - * by Marek Vasut <marek.vasut@gmail.com> - */ - -#include <linux/delay.h> -#include <linux/gpio.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/notifier.h> -#include <linux/clk.h> -#include <linux/input.h> -#include <linux/interrupt.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/partitions.h> -#include <linux/mtd/physmap.h> -#include <linux/leds.h> -#include <linux/omapfb.h> -#include <linux/spi/spi.h> -#include <linux/spi/ads7846.h> -#include <linux/platform_data/omap1_bl.h> -#include <linux/platform_data/leds-omap.h> - -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/map.h> - -#include "flash.h" -#include <mach/mux.h> -#include <linux/omap-dma.h> -#include <mach/tc.h> -#include <linux/platform_data/keypad-omap.h> - -#include <mach/hardware.h> -#include <mach/usb.h> - -#include "common.h" - -#define PALMTT_USBDETECT_GPIO 0 -#define PALMTT_CABLE_GPIO 1 -#define PALMTT_LED_GPIO 3 -#define PALMTT_PENIRQ_GPIO 6 -#define PALMTT_MMC_WP_GPIO 8 -#define PALMTT_HDQ_GPIO 11 - -static const unsigned int palmtt_keymap[] = { - KEY(0, 0, KEY_ESC), - KEY(1, 0, KEY_SPACE), - KEY(2, 0, KEY_LEFTCTRL), - KEY(3, 0, KEY_TAB), - KEY(4, 0, KEY_ENTER), - KEY(0, 1, KEY_LEFT), - KEY(1, 1, KEY_DOWN), - KEY(2, 1, KEY_UP), - KEY(3, 1, KEY_RIGHT), - KEY(0, 2, KEY_SLEEP), - KEY(4, 2, KEY_Y), -}; - -static struct mtd_partition palmtt_partitions[] = { - { - .name = "write8k", - .offset = 0, - .size = SZ_8K, - .mask_flags = 0, - }, - { - .name = "PalmOS-BootLoader(ro)", - .offset = SZ_8K, - .size = 7 * SZ_8K, - .mask_flags = MTD_WRITEABLE, - }, - { - .name = "u-boot", - .offset = MTDPART_OFS_APPEND, - .size = 8 * SZ_8K, - .mask_flags = 0, - }, - { - .name = "PalmOS-FS(ro)", - .offset = MTDPART_OFS_APPEND, - .size = 7 * SZ_1M + 4 * SZ_64K - 16 * SZ_8K, - .mask_flags = MTD_WRITEABLE, - }, - { - .name = "u-boot(rez)", - .offset = MTDPART_OFS_APPEND, - .size = SZ_128K, - .mask_flags = 0 - }, - { - .name = "empty", - .offset = MTDPART_OFS_APPEND, - .size = MTDPART_SIZ_FULL, - .mask_flags = 0 - } -}; - -static struct physmap_flash_data palmtt_flash_data = { - .width = 2, - .set_vpp = omap1_set_vpp, - .parts = palmtt_partitions, - .nr_parts = ARRAY_SIZE(palmtt_partitions), -}; - -static struct resource palmtt_flash_resource = { - .start = OMAP_CS0_PHYS, - .end = OMAP_CS0_PHYS + SZ_8M - 1, - .flags = IORESOURCE_MEM, -}; - -static struct platform_device palmtt_flash_device = { - .name = "physmap-flash", - .id = 0, - .dev = { - .platform_data = &palmtt_flash_data, - }, - .num_resources = 1, - .resource = &palmtt_flash_resource, -}; - -static struct resource palmtt_kp_resources[] = { - [0] = { - .start = INT_KEYBOARD, - .end = INT_KEYBOARD, - .flags = IORESOURCE_IRQ, - }, -}; - -static const struct matrix_keymap_data palmtt_keymap_data = { - .keymap = palmtt_keymap, - .keymap_size = ARRAY_SIZE(palmtt_keymap), -}; - -static struct omap_kp_platform_data palmtt_kp_data = { - .rows = 6, - .cols = 3, - .keymap_data = &palmtt_keymap_data, -}; - -static struct platform_device palmtt_kp_device = { - .name = "omap-keypad", - .id = -1, - .dev = { - .platform_data = &palmtt_kp_data, - }, - .num_resources = ARRAY_SIZE(palmtt_kp_resources), - .resource = palmtt_kp_resources, -}; - -static struct platform_device palmtt_lcd_device = { - .name = "lcd_palmtt", - .id = -1, -}; - -static struct platform_device palmtt_spi_device = { - .name = "spi_palmtt", - .id = -1, -}; - -static struct omap_backlight_config palmtt_backlight_config = { - .default_intensity = 0xa0, -}; - -static struct platform_device palmtt_backlight_device = { - .name = "omap-bl", - .id = -1, - .dev = { - .platform_data= &palmtt_backlight_config, - }, -}; - -static struct omap_led_config palmtt_led_config[] = { - { - .cdev = { - .name = "palmtt:led0", - }, - .gpio = PALMTT_LED_GPIO, - }, -}; - -static struct omap_led_platform_data palmtt_led_data = { - .nr_leds = ARRAY_SIZE(palmtt_led_config), - .leds = palmtt_led_config, -}; - -static struct platform_device palmtt_led_device = { - .name = "omap-led", - .id = -1, - .dev = { - .platform_data = &palmtt_led_data, - }, -}; - -static struct platform_device *palmtt_devices[] __initdata = { - &palmtt_flash_device, - &palmtt_kp_device, - &palmtt_lcd_device, - &palmtt_spi_device, - &palmtt_backlight_device, - &palmtt_led_device, -}; - -static int palmtt_get_pendown_state(void) -{ - return !gpio_get_value(6); -} - -static const struct ads7846_platform_data palmtt_ts_info = { - .model = 7846, - .vref_delay_usecs = 100, /* internal, no capacitor */ - .x_plate_ohms = 419, - .y_plate_ohms = 486, - .get_pendown_state = palmtt_get_pendown_state, -}; - -static struct spi_board_info __initdata palmtt_boardinfo[] = { - { - /* MicroWire (bus 2) CS0 has an ads7846e */ - .modalias = "ads7846", - .platform_data = &palmtt_ts_info, - .max_speed_hz = 120000 /* max sample rate at 3V */ - * 26 /* command + data + overhead */, - .bus_num = 2, - .chip_select = 0, - } -}; - -static struct omap_usb_config palmtt_usb_config __initdata = { - .register_dev = 1, - .hmc_mode = 0, - .pins[0] = 2, -}; - -static const struct omap_lcd_config palmtt_lcd_config __initconst = { - .ctrl_name = "internal", -}; - -static void __init omap_mpu_wdt_mode(int mode) { - if (mode) - omap_writew(0x8000, OMAP_WDT_TIMER_MODE); - else { - omap_writew(0x00f5, OMAP_WDT_TIMER_MODE); - omap_writew(0x00a0, OMAP_WDT_TIMER_MODE); - } -} - -static void __init omap_palmtt_init(void) -{ - /* mux pins for uarts */ - omap_cfg_reg(UART1_TX); - omap_cfg_reg(UART1_RTS); - omap_cfg_reg(UART2_TX); - omap_cfg_reg(UART2_RTS); - omap_cfg_reg(UART3_TX); - omap_cfg_reg(UART3_RX); - - omap_mpu_wdt_mode(0); - - platform_add_devices(palmtt_devices, ARRAY_SIZE(palmtt_devices)); - - palmtt_boardinfo[0].irq = gpio_to_irq(6); - spi_register_board_info(palmtt_boardinfo,ARRAY_SIZE(palmtt_boardinfo)); - omap_serial_init(); - omap1_usb_init(&palmtt_usb_config); - omap_register_i2c_bus(1, 100, NULL, 0); - - omapfb_set_lcd_config(&palmtt_lcd_config); -} - -MACHINE_START(OMAP_PALMTT, "OMAP1510 based Palm Tungsten|T") - .atag_offset = 0x100, - .map_io = omap15xx_map_io, - .init_early = omap1_init_early, - .init_irq = omap1_init_irq, - .handle_irq = omap1_handle_irq, - .init_machine = omap_palmtt_init, - .init_late = omap1_init_late, - .init_time = omap1_timer_init, - .restart = omap1_restart, -MACHINE_END diff --git a/arch/arm/mach-omap1/board-palmz71.c b/arch/arm/mach-omap1/board-palmz71.c deleted file mode 100644 index 034e5bc6a029..000000000000 --- a/arch/arm/mach-omap1/board-palmz71.c +++ /dev/null @@ -1,302 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * linux/arch/arm/mach-omap1/board-palmz71.c - * - * Modified from board-generic.c - * - * Support for the Palm Zire71 PDA. - * - * Original version : Laurent Gonzalez - * - * Modified for zire71 : Marek Vasut - */ - -#include <linux/delay.h> -#include <linux/gpio.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/notifier.h> -#include <linux/clk.h> -#include <linux/irq.h> -#include <linux/input.h> -#include <linux/interrupt.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/partitions.h> -#include <linux/mtd/physmap.h> -#include <linux/omapfb.h> -#include <linux/spi/spi.h> -#include <linux/spi/ads7846.h> -#include <linux/platform_data/omap1_bl.h> - -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/map.h> - -#include "flash.h" -#include <mach/mux.h> -#include <linux/omap-dma.h> -#include <mach/tc.h> -#include <linux/platform_data/keypad-omap.h> - -#include <mach/hardware.h> -#include <mach/usb.h> - -#include "common.h" - -#define PALMZ71_USBDETECT_GPIO 0 -#define PALMZ71_PENIRQ_GPIO 6 -#define PALMZ71_MMC_WP_GPIO 8 -#define PALMZ71_HDQ_GPIO 11 - -#define PALMZ71_HOTSYNC_GPIO OMAP_MPUIO(1) -#define PALMZ71_CABLE_GPIO OMAP_MPUIO(2) -#define PALMZ71_SLIDER_GPIO OMAP_MPUIO(3) -#define PALMZ71_MMC_IN_GPIO OMAP_MPUIO(4) - -static const unsigned int palmz71_keymap[] = { - KEY(0, 0, KEY_F1), - KEY(1, 0, KEY_F2), - KEY(2, 0, KEY_F3), - KEY(3, 0, KEY_F4), - KEY(4, 0, KEY_POWER), - KEY(0, 1, KEY_LEFT), - KEY(1, 1, KEY_DOWN), - KEY(2, 1, KEY_UP), - KEY(3, 1, KEY_RIGHT), - KEY(4, 1, KEY_ENTER), - KEY(0, 2, KEY_CAMERA), -}; - -static const struct matrix_keymap_data palmz71_keymap_data = { - .keymap = palmz71_keymap, - .keymap_size = ARRAY_SIZE(palmz71_keymap), -}; - -static struct omap_kp_platform_data palmz71_kp_data = { - .rows = 8, - .cols = 8, - .keymap_data = &palmz71_keymap_data, - .rep = true, - .delay = 80, -}; - -static struct resource palmz71_kp_resources[] = { - [0] = { - .start = INT_KEYBOARD, - .end = INT_KEYBOARD, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device palmz71_kp_device = { - .name = "omap-keypad", - .id = -1, - .dev = { - .platform_data = &palmz71_kp_data, - }, - .num_resources = ARRAY_SIZE(palmz71_kp_resources), - .resource = palmz71_kp_resources, -}; - -static struct mtd_partition palmz71_rom_partitions[] = { - /* PalmOS "Small ROM", contains the bootloader and the debugger */ - { - .name = "smallrom", - .offset = 0, - .size = 0xa000, - .mask_flags = MTD_WRITEABLE, - }, - /* PalmOS "Big ROM", a filesystem with all the OS code and data */ - { - .name = "bigrom", - .offset = SZ_128K, - /* - * 0x5f0000 bytes big in the multi-language ("EFIGS") version, - * 0x7b0000 bytes in the English-only ("enUS") version. - */ - .size = 0x7b0000, - .mask_flags = MTD_WRITEABLE, - }, -}; - -static struct physmap_flash_data palmz71_rom_data = { - .width = 2, - .set_vpp = omap1_set_vpp, - .parts = palmz71_rom_partitions, - .nr_parts = ARRAY_SIZE(palmz71_rom_partitions), -}; - -static struct resource palmz71_rom_resource = { - .start = OMAP_CS0_PHYS, - .end = OMAP_CS0_PHYS + SZ_8M - 1, - .flags = IORESOURCE_MEM, -}; - -static struct platform_device palmz71_rom_device = { - .name = "physmap-flash", - .id = -1, - .dev = { - .platform_data = &palmz71_rom_data, - }, - .num_resources = 1, - .resource = &palmz71_rom_resource, -}; - -static struct platform_device palmz71_lcd_device = { - .name = "lcd_palmz71", - .id = -1, -}; - -static struct platform_device palmz71_spi_device = { - .name = "spi_palmz71", - .id = -1, -}; - -static struct omap_backlight_config palmz71_backlight_config = { - .default_intensity = 0xa0, -}; - -static struct platform_device palmz71_backlight_device = { - .name = "omap-bl", - .id = -1, - .dev = { - .platform_data = &palmz71_backlight_config, - }, -}; - -static struct platform_device *devices[] __initdata = { - &palmz71_rom_device, - &palmz71_kp_device, - &palmz71_lcd_device, - &palmz71_spi_device, - &palmz71_backlight_device, -}; - -static int -palmz71_get_pendown_state(void) -{ - return !gpio_get_value(PALMZ71_PENIRQ_GPIO); -} - -static const struct ads7846_platform_data palmz71_ts_info = { - .model = 7846, - .vref_delay_usecs = 100, /* internal, no capacitor */ - .x_plate_ohms = 419, - .y_plate_ohms = 486, - .get_pendown_state = palmz71_get_pendown_state, -}; - -static struct spi_board_info __initdata palmz71_boardinfo[] = { { - /* MicroWire (bus 2) CS0 has an ads7846e */ - .modalias = "ads7846", - .platform_data = &palmz71_ts_info, - .max_speed_hz = 120000 /* max sample rate at 3V */ - * 26 /* command + data + overhead */, - .bus_num = 2, - .chip_select = 0, -} }; - -static struct omap_usb_config palmz71_usb_config __initdata = { - .register_dev = 1, /* Mini-B only receptacle */ - .hmc_mode = 0, - .pins[0] = 2, -}; - -static const struct omap_lcd_config palmz71_lcd_config __initconst = { - .ctrl_name = "internal", -}; - -static irqreturn_t -palmz71_powercable(int irq, void *dev_id) -{ - if (gpio_get_value(PALMZ71_USBDETECT_GPIO)) { - printk(KERN_INFO "PM: Power cable connected\n"); - irq_set_irq_type(gpio_to_irq(PALMZ71_USBDETECT_GPIO), - IRQ_TYPE_EDGE_FALLING); - } else { - printk(KERN_INFO "PM: Power cable disconnected\n"); - irq_set_irq_type(gpio_to_irq(PALMZ71_USBDETECT_GPIO), - IRQ_TYPE_EDGE_RISING); - } - return IRQ_HANDLED; -} - -static void __init -omap_mpu_wdt_mode(int mode) -{ - if (mode) - omap_writew(0x8000, OMAP_WDT_TIMER_MODE); - else { - omap_writew(0x00f5, OMAP_WDT_TIMER_MODE); - omap_writew(0x00a0, OMAP_WDT_TIMER_MODE); - } -} - -static void __init -palmz71_gpio_setup(int early) -{ - if (early) { - /* Only set GPIO1 so we have a working serial */ - gpio_direction_output(1, 1); - } else { - /* Set MMC/SD host WP pin as input */ - if (gpio_request(PALMZ71_MMC_WP_GPIO, "MMC WP") < 0) { - printk(KERN_ERR "Could not reserve WP GPIO!\n"); - return; - } - gpio_direction_input(PALMZ71_MMC_WP_GPIO); - - /* Monitor the Power-cable-connected signal */ - if (gpio_request(PALMZ71_USBDETECT_GPIO, "USB detect") < 0) { - printk(KERN_ERR - "Could not reserve cable signal GPIO!\n"); - return; - } - gpio_direction_input(PALMZ71_USBDETECT_GPIO); - if (request_irq(gpio_to_irq(PALMZ71_USBDETECT_GPIO), - palmz71_powercable, 0, "palmz71-cable", NULL)) - printk(KERN_ERR - "IRQ request for power cable failed!\n"); - palmz71_powercable(gpio_to_irq(PALMZ71_USBDETECT_GPIO), NULL); - } -} - -static void __init -omap_palmz71_init(void) -{ - /* mux pins for uarts */ - omap_cfg_reg(UART1_TX); - omap_cfg_reg(UART1_RTS); - omap_cfg_reg(UART2_TX); - omap_cfg_reg(UART2_RTS); - omap_cfg_reg(UART3_TX); - omap_cfg_reg(UART3_RX); - - palmz71_gpio_setup(1); - omap_mpu_wdt_mode(0); - - platform_add_devices(devices, ARRAY_SIZE(devices)); - - palmz71_boardinfo[0].irq = gpio_to_irq(PALMZ71_PENIRQ_GPIO); - spi_register_board_info(palmz71_boardinfo, - ARRAY_SIZE(palmz71_boardinfo)); - omap1_usb_init(&palmz71_usb_config); - omap_serial_init(); - omap_register_i2c_bus(1, 100, NULL, 0); - palmz71_gpio_setup(0); - - omapfb_set_lcd_config(&palmz71_lcd_config); -} - -MACHINE_START(OMAP_PALMZ71, "OMAP310 based Palm Zire71") - .atag_offset = 0x100, - .map_io = omap15xx_map_io, - .init_early = omap1_init_early, - .init_irq = omap1_init_irq, - .handle_irq = omap1_handle_irq, - .init_machine = omap_palmz71_init, - .init_late = omap1_init_late, - .init_time = omap1_timer_init, - .restart = omap1_restart, -MACHINE_END diff --git a/arch/arm/mach-omap1/board-perseus2.c b/arch/arm/mach-omap1/board-perseus2.c deleted file mode 100644 index 1aeeb7337d29..000000000000 --- a/arch/arm/mach-omap1/board-perseus2.c +++ /dev/null @@ -1,328 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * linux/arch/arm/mach-omap1/board-perseus2.c - * - * Modified from board-generic.c - * - * Original OMAP730 support by Jean Pihet <j-pihet@ti.com> - * Updated for 2.6 by Kevin Hilman <kjh@hilman.org> - */ -#include <linux/gpio.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/delay.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/platnand.h> -#include <linux/mtd/physmap.h> -#include <linux/input.h> -#include <linux/smc91x.h> -#include <linux/omapfb.h> -#include <linux/platform_data/keypad-omap.h> - -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/map.h> - -#include <mach/tc.h> -#include <mach/mux.h> -#include "flash.h" - -#include <mach/hardware.h> - -#include "iomap.h" -#include "common.h" -#include "fpga.h" - -static const unsigned int p2_keymap[] = { - KEY(0, 0, KEY_UP), - KEY(1, 0, KEY_RIGHT), - KEY(2, 0, KEY_LEFT), - KEY(3, 0, KEY_DOWN), - KEY(4, 0, KEY_ENTER), - KEY(0, 1, KEY_F10), - KEY(1, 1, KEY_SEND), - KEY(2, 1, KEY_END), - KEY(3, 1, KEY_VOLUMEDOWN), - KEY(4, 1, KEY_VOLUMEUP), - KEY(5, 1, KEY_RECORD), - KEY(0, 2, KEY_F9), - KEY(1, 2, KEY_3), - KEY(2, 2, KEY_6), - KEY(3, 2, KEY_9), - KEY(4, 2, KEY_KPDOT), - KEY(0, 3, KEY_BACK), - KEY(1, 3, KEY_2), - KEY(2, 3, KEY_5), - KEY(3, 3, KEY_8), - KEY(4, 3, KEY_0), - KEY(5, 3, KEY_KPSLASH), - KEY(0, 4, KEY_HOME), - KEY(1, 4, KEY_1), - KEY(2, 4, KEY_4), - KEY(3, 4, KEY_7), - KEY(4, 4, KEY_KPASTERISK), - KEY(5, 4, KEY_POWER), -}; - -static struct smc91x_platdata smc91x_info = { - .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT, - .leda = RPC_LED_100_10, - .ledb = RPC_LED_TX_RX, -}; - -static struct resource smc91x_resources[] = { - [0] = { - .start = H2P2_DBG_FPGA_ETHR_START, /* Physical */ - .end = H2P2_DBG_FPGA_ETHR_START + 0xf, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = INT_7XX_MPU_EXT_NIRQ, - .end = 0, - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, - }, -}; - -static struct mtd_partition nor_partitions[] = { - /* bootloader (U-Boot, etc) in first sector */ - { - .name = "bootloader", - .offset = 0, - .size = SZ_128K, - .mask_flags = MTD_WRITEABLE, /* force read-only */ - }, - /* bootloader params in the next sector */ - { - .name = "params", - .offset = MTDPART_OFS_APPEND, - .size = SZ_128K, - .mask_flags = 0, - }, - /* kernel */ - { - .name = "kernel", - .offset = MTDPART_OFS_APPEND, - .size = SZ_2M, - .mask_flags = 0 - }, - /* rest of flash is a file system */ - { - .name = "rootfs", - .offset = MTDPART_OFS_APPEND, - .size = MTDPART_SIZ_FULL, - .mask_flags = 0 - }, -}; - -static struct physmap_flash_data nor_data = { - .width = 2, - .set_vpp = omap1_set_vpp, - .parts = nor_partitions, - .nr_parts = ARRAY_SIZE(nor_partitions), -}; - -static struct resource nor_resource = { - .start = OMAP_CS0_PHYS, - .end = OMAP_CS0_PHYS + SZ_32M - 1, - .flags = IORESOURCE_MEM, -}; - -static struct platform_device nor_device = { - .name = "physmap-flash", - .id = 0, - .dev = { - .platform_data = &nor_data, - }, - .num_resources = 1, - .resource = &nor_resource, -}; - -#define P2_NAND_RB_GPIO_PIN 62 - -static int nand_dev_ready(struct nand_chip *chip) -{ - return gpio_get_value(P2_NAND_RB_GPIO_PIN); -} - -static struct platform_nand_data nand_data = { - .chip = { - .nr_chips = 1, - .chip_offset = 0, - .options = NAND_SAMSUNG_LP_OPTIONS, - }, - .ctrl = { - .cmd_ctrl = omap1_nand_cmd_ctl, - .dev_ready = nand_dev_ready, - }, -}; - -static struct resource nand_resource = { - .start = OMAP_CS3_PHYS, - .end = OMAP_CS3_PHYS + SZ_4K - 1, - .flags = IORESOURCE_MEM, -}; - -static struct platform_device nand_device = { - .name = "gen_nand", - .id = 0, - .dev = { - .platform_data = &nand_data, - }, - .num_resources = 1, - .resource = &nand_resource, -}; - -static struct platform_device smc91x_device = { - .name = "smc91x", - .id = 0, - .dev = { - .platform_data = &smc91x_info, - }, - .num_resources = ARRAY_SIZE(smc91x_resources), - .resource = smc91x_resources, -}; - -static struct resource kp_resources[] = { - [0] = { - .start = INT_7XX_MPUIO_KEYPAD, - .end = INT_7XX_MPUIO_KEYPAD, - .flags = IORESOURCE_IRQ, - }, -}; - -static const struct matrix_keymap_data p2_keymap_data = { - .keymap = p2_keymap, - .keymap_size = ARRAY_SIZE(p2_keymap), -}; - -static struct omap_kp_platform_data kp_data = { - .rows = 8, - .cols = 8, - .keymap_data = &p2_keymap_data, - .delay = 4, - .dbounce = true, -}; - -static struct platform_device kp_device = { - .name = "omap-keypad", - .id = -1, - .dev = { - .platform_data = &kp_data, - }, - .num_resources = ARRAY_SIZE(kp_resources), - .resource = kp_resources, -}; - -static struct platform_device *devices[] __initdata = { - &nor_device, - &nand_device, - &smc91x_device, - &kp_device, -}; - -static const struct omap_lcd_config perseus2_lcd_config __initconst = { - .ctrl_name = "internal", -}; - -static void __init perseus2_init_smc91x(void) -{ - __raw_writeb(1, H2P2_DBG_FPGA_LAN_RESET); - mdelay(50); - __raw_writeb(__raw_readb(H2P2_DBG_FPGA_LAN_RESET) & ~1, - H2P2_DBG_FPGA_LAN_RESET); - mdelay(50); -} - -static void __init omap_perseus2_init(void) -{ - /* Early, board-dependent init */ - - /* - * Hold GSM Reset until needed - */ - omap_writew(omap_readw(OMAP7XX_DSP_M_CTL) & ~1, OMAP7XX_DSP_M_CTL); - - /* - * UARTs -> done automagically by 8250 driver - */ - - /* - * CSx timings, GPIO Mux ... setup - */ - - /* Flash: CS0 timings setup */ - omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_0); - omap_writel(0x00000088, OMAP7XX_FLASH_ACFG_0); - - /* - * Ethernet support through the debug board - * CS1 timings setup - */ - omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_1); - omap_writel(0x00000000, OMAP7XX_FLASH_ACFG_1); - - /* - * Configure MPU_EXT_NIRQ IO in IO_CONF9 register, - * It is used as the Ethernet controller interrupt - */ - omap_writel(omap_readl(OMAP7XX_IO_CONF_9) & 0x1FFFFFFF, - OMAP7XX_IO_CONF_9); - - perseus2_init_smc91x(); - - BUG_ON(gpio_request(P2_NAND_RB_GPIO_PIN, "NAND ready") < 0); - gpio_direction_input(P2_NAND_RB_GPIO_PIN); - - omap_cfg_reg(L3_1610_FLASH_CS2B_OE); - omap_cfg_reg(M8_1610_FLASH_CS2B_WE); - - /* Mux pins for keypad */ - omap_cfg_reg(E2_7XX_KBR0); - omap_cfg_reg(J7_7XX_KBR1); - omap_cfg_reg(E1_7XX_KBR2); - omap_cfg_reg(F3_7XX_KBR3); - omap_cfg_reg(D2_7XX_KBR4); - omap_cfg_reg(C2_7XX_KBC0); - omap_cfg_reg(D3_7XX_KBC1); - omap_cfg_reg(E4_7XX_KBC2); - omap_cfg_reg(F4_7XX_KBC3); - omap_cfg_reg(E3_7XX_KBC4); - - platform_add_devices(devices, ARRAY_SIZE(devices)); - - omap_serial_init(); - omap_register_i2c_bus(1, 100, NULL, 0); - - omapfb_set_lcd_config(&perseus2_lcd_config); -} - -/* Only FPGA needs to be mapped here. All others are done with ioremap */ -static struct map_desc omap_perseus2_io_desc[] __initdata = { - { - .virtual = H2P2_DBG_FPGA_BASE, - .pfn = __phys_to_pfn(H2P2_DBG_FPGA_START), - .length = H2P2_DBG_FPGA_SIZE, - .type = MT_DEVICE - } -}; - -static void __init omap_perseus2_map_io(void) -{ - omap7xx_map_io(); - iotable_init(omap_perseus2_io_desc, - ARRAY_SIZE(omap_perseus2_io_desc)); -} - -MACHINE_START(OMAP_PERSEUS2, "OMAP730 Perseus2") - /* Maintainer: Kevin Hilman <kjh@hilman.org> */ - .atag_offset = 0x100, - .map_io = omap_perseus2_map_io, - .init_early = omap1_init_early, - .init_irq = omap1_init_irq, - .handle_irq = omap1_handle_irq, - .init_machine = omap_perseus2_init, - .init_late = omap1_init_late, - .init_time = omap1_timer_init, - .restart = omap1_restart, -MACHINE_END diff --git a/arch/arm/mach-omap1/board-sx1-mmc.c b/arch/arm/mach-omap1/board-sx1-mmc.c index 6192b1da75cb..f183a8448a7b 100644 --- a/arch/arm/mach-omap1/board-sx1-mmc.c +++ b/arch/arm/mach-omap1/board-sx1-mmc.c @@ -9,12 +9,10 @@ * Copyright (C) 2007 Instituto Nokia de Tecnologia - INdT */ -#include <linux/gpio.h> #include <linux/platform_device.h> -#include <mach/hardware.h> +#include "hardware.h" #include "board-sx1.h" - #include "mmc.h" #if IS_ENABLED(CONFIG_MMC_OMAP) diff --git a/arch/arm/mach-omap1/board-sx1.c b/arch/arm/mach-omap1/board-sx1.c index bb9ec345e204..b869c7ba1a1b 100644 --- a/arch/arm/mach-omap1/board-sx1.c +++ b/arch/arm/mach-omap1/board-sx1.c @@ -11,7 +11,8 @@ * Maintainters : Vladimir Ananiev (aka Vovan888), Sergge * oslik.ru */ -#include <linux/gpio.h> +#include <linux/gpio/machine.h> +#include <linux/gpio/consumer.h> #include <linux/kernel.h> #include <linux/init.h> #include <linux/input.h> @@ -26,20 +27,18 @@ #include <linux/export.h> #include <linux/omapfb.h> #include <linux/platform_data/keypad-omap.h> +#include <linux/omap-dma.h> +#include "tc.h" #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include "flash.h" -#include <mach/mux.h> -#include <linux/omap-dma.h> -#include <mach/tc.h> +#include "mux.h" #include "board-sx1.h" - -#include <mach/hardware.h> -#include <mach/usb.h> - +#include "hardware.h" +#include "usb.h" #include "common.h" /* Write to I2C device */ @@ -306,8 +305,23 @@ static struct platform_device *sx1_devices[] __initdata = { /*-----------------------------------------*/ +static struct gpiod_lookup_table sx1_gpio_table = { + .dev_id = NULL, + .table = { + GPIO_LOOKUP("gpio-0-15", 1, "irda_off", + GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("gpio-0-15", 11, "switch", + GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("gpio-0-15", 15, "usb_on", + GPIO_ACTIVE_HIGH), + { } + }, +}; + static void __init omap_sx1_init(void) { + struct gpio_desc *d; + /* mux pins for uarts */ omap_cfg_reg(UART1_TX); omap_cfg_reg(UART1_RTS); @@ -322,25 +336,34 @@ static void __init omap_sx1_init(void) omap_register_i2c_bus(1, 100, NULL, 0); omap1_usb_init(&sx1_usb_config); sx1_mmc_init(); + gpiod_add_lookup_table(&sx1_gpio_table); /* turn on USB power */ /* sx1_setusbpower(1); can't do it here because i2c is not ready */ - gpio_request(1, "A_IRDA_OFF"); - gpio_request(11, "A_SWITCH"); - gpio_request(15, "A_USB_ON"); - gpio_direction_output(1, 1); /*A_IRDA_OFF = 1 */ - gpio_direction_output(11, 0); /*A_SWITCH = 0 */ - gpio_direction_output(15, 0); /*A_USB_ON = 0 */ + d = gpiod_get(NULL, "irda_off", GPIOD_OUT_HIGH); + if (IS_ERR(d)) + pr_err("Unable to get IRDA OFF GPIO descriptor\n"); + else + gpiod_put(d); + d = gpiod_get(NULL, "switch", GPIOD_OUT_LOW); + if (IS_ERR(d)) + pr_err("Unable to get SWITCH GPIO descriptor\n"); + else + gpiod_put(d); + d = gpiod_get(NULL, "usb_on", GPIOD_OUT_LOW); + if (IS_ERR(d)) + pr_err("Unable to get USB ON GPIO descriptor\n"); + else + gpiod_put(d); omapfb_set_lcd_config(&sx1_lcd_config); } MACHINE_START(SX1, "OMAP310 based Siemens SX1") .atag_offset = 0x100, - .map_io = omap15xx_map_io, + .map_io = omap1_map_io, .init_early = omap1_init_early, .init_irq = omap1_init_irq, - .handle_irq = omap1_handle_irq, .init_machine = omap_sx1_init, .init_late = omap1_init_late, .init_time = omap1_timer_init, diff --git a/arch/arm/mach-omap1/board-sx1.h b/arch/arm/mach-omap1/board-sx1.h index 355adbdaae33..fafe54a2e444 100644 --- a/arch/arm/mach-omap1/board-sx1.h +++ b/arch/arm/mach-omap1/board-sx1.h @@ -1,15 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Siemens SX1 board definitions * * Copyright: Vovan888 at gmail com - * - * This package is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED - * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. */ #ifndef __ASM_ARCH_SX1_I2C_CHIPS_H diff --git a/arch/arm/mach-omap1/camera.h b/arch/arm/mach-omap1/camera.h deleted file mode 100644 index 8018f410d024..000000000000 --- a/arch/arm/mach-omap1/camera.h +++ /dev/null @@ -1,14 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef __ASM_ARCH_CAMERA_H_ -#define __ASM_ARCH_CAMERA_H_ - -#include <linux/platform_data/media/omap1_camera.h> - -void omap1_camera_init(void *); - -static inline void omap1_set_camera_info(struct omap1_cam_platform_data *info) -{ - omap1_camera_init(info); -} - -#endif /* __ASM_ARCH_CAMERA_H_ */ diff --git a/arch/arm/mach-omap1/clock.c b/arch/arm/mach-omap1/clock.c index bd5be82101f3..83381e23fab9 100644 --- a/arch/arm/mach-omap1/clock.c +++ b/arch/arm/mach-omap1/clock.c @@ -16,11 +16,13 @@ #include <linux/io.h> #include <linux/clk.h> #include <linux/clkdev.h> +#include <linux/clk-provider.h> +#include <linux/soc/ti/omap1-io.h> +#include <linux/spinlock.h> #include <asm/mach-types.h> -#include <mach/hardware.h> - +#include "hardware.h" #include "soc.h" #include "iomap.h" #include "clock.h" @@ -28,33 +30,37 @@ #include "sram.h" __u32 arm_idlect1_mask; -struct clk *api_ck_p, *ck_dpll1_p, *ck_ref_p; +/* provide direct internal access (not via clk API) to some clocks */ +struct omap1_clk *api_ck_p, *ck_dpll1_p, *ck_ref_p; -static LIST_HEAD(clocks); -static DEFINE_MUTEX(clocks_mutex); -static DEFINE_SPINLOCK(clockfw_lock); +/* protect registeres shared among clk_enable/disable() and clk_set_rate() operations */ +static DEFINE_SPINLOCK(arm_ckctl_lock); +static DEFINE_SPINLOCK(arm_idlect2_lock); +static DEFINE_SPINLOCK(mod_conf_ctrl_0_lock); +static DEFINE_SPINLOCK(mod_conf_ctrl_1_lock); +static DEFINE_SPINLOCK(swd_clk_div_ctrl_sel_lock); /* * Omap1 specific clock functions */ -unsigned long omap1_uart_recalc(struct clk *clk) +unsigned long omap1_uart_recalc(struct omap1_clk *clk, unsigned long p_rate) { unsigned int val = __raw_readl(clk->enable_reg); - return val & clk->enable_bit ? 48000000 : 12000000; + return val & 1 << clk->enable_bit ? 48000000 : 12000000; } -unsigned long omap1_sossi_recalc(struct clk *clk) +unsigned long omap1_sossi_recalc(struct omap1_clk *clk, unsigned long p_rate) { u32 div = omap_readl(MOD_CONF_CTRL_1); div = (div >> 17) & 0x7; div++; - return clk->parent->rate / div; + return p_rate / div; } -static void omap1_clk_allow_idle(struct clk *clk) +static void omap1_clk_allow_idle(struct omap1_clk *clk) { struct arm_idlect1_clk * iclk = (struct arm_idlect1_clk *)clk; @@ -65,7 +71,7 @@ static void omap1_clk_allow_idle(struct clk *clk) arm_idlect1_mask |= 1 << iclk->idlect_shift; } -static void omap1_clk_deny_idle(struct clk *clk) +static void omap1_clk_deny_idle(struct omap1_clk *clk) { struct arm_idlect1_clk * iclk = (struct arm_idlect1_clk *)clk; @@ -129,7 +135,7 @@ static __u16 verify_ckctl_value(__u16 newval) return newval; } -static int calc_dsor_exp(struct clk *clk, unsigned long rate) +static int calc_dsor_exp(unsigned long rate, unsigned long realrate) { /* Note: If target frequency is too low, this function will return 4, * which is invalid value. Caller must check for this value and act @@ -142,15 +148,11 @@ static int calc_dsor_exp(struct clk *clk, unsigned long rate) * DSP_CK >= TC_CK * DSPMMU_CK >= TC_CK */ - unsigned long realrate; - struct clk * parent; unsigned dsor_exp; - parent = clk->parent; - if (unlikely(parent == NULL)) + if (unlikely(realrate == 0)) return -EIO; - realrate = parent->rate; for (dsor_exp=0; dsor_exp<4; dsor_exp++) { if (realrate <= rate) break; @@ -161,16 +163,50 @@ static int calc_dsor_exp(struct clk *clk, unsigned long rate) return dsor_exp; } -unsigned long omap1_ckctl_recalc(struct clk *clk) +unsigned long omap1_ckctl_recalc(struct omap1_clk *clk, unsigned long p_rate) { /* Calculate divisor encoded as 2-bit exponent */ int dsor = 1 << (3 & (omap_readw(ARM_CKCTL) >> clk->rate_offset)); - return clk->parent->rate / dsor; + /* update locally maintained rate, required by arm_ck for omap1_show_rates() */ + clk->rate = p_rate / dsor; + return clk->rate; +} + +static int omap1_clk_is_enabled(struct clk_hw *hw) +{ + struct omap1_clk *clk = to_omap1_clk(hw); + bool api_ck_was_enabled = true; + __u32 regval32; + int ret; + + if (!clk->ops) /* no gate -- always enabled */ + return 1; + + if (clk->ops == &clkops_dspck) { + api_ck_was_enabled = omap1_clk_is_enabled(&api_ck_p->hw); + if (!api_ck_was_enabled) + if (api_ck_p->ops->enable(api_ck_p) < 0) + return 0; + } + + if (clk->flags & ENABLE_REG_32BIT) + regval32 = __raw_readl(clk->enable_reg); + else + regval32 = __raw_readw(clk->enable_reg); + + ret = regval32 & (1 << clk->enable_bit); + + if (!api_ck_was_enabled) + api_ck_p->ops->disable(api_ck_p); + + return ret; } -unsigned long omap1_ckctl_recalc_dsp_domain(struct clk *clk) + +unsigned long omap1_ckctl_recalc_dsp_domain(struct omap1_clk *clk, unsigned long p_rate) { + bool api_ck_was_enabled; int dsor; /* Calculate divisor encoded as 2-bit exponent @@ -180,15 +216,18 @@ unsigned long omap1_ckctl_recalc_dsp_domain(struct clk *clk) * Note that DSP_CKCTL virt addr = phys addr, so * we must use __raw_readw() instead of omap_readw(). */ - omap1_clk_enable(api_ck_p); + api_ck_was_enabled = omap1_clk_is_enabled(&api_ck_p->hw); + if (!api_ck_was_enabled) + api_ck_p->ops->enable(api_ck_p); dsor = 1 << (3 & (__raw_readw(DSP_CKCTL) >> clk->rate_offset)); - omap1_clk_disable(api_ck_p); + if (!api_ck_was_enabled) + api_ck_p->ops->disable(api_ck_p); - return clk->parent->rate / dsor; + return p_rate / dsor; } /* MPU virtual clock functions */ -int omap1_select_table_rate(struct clk *clk, unsigned long rate) +int omap1_select_table_rate(struct omap1_clk *clk, unsigned long rate, unsigned long p_rate) { /* Find the highest supported frequency <= rate and switch to it */ struct mpu_rate * ptr; @@ -223,12 +262,12 @@ int omap1_select_table_rate(struct clk *clk, unsigned long rate) return 0; } -int omap1_clk_set_rate_dsp_domain(struct clk *clk, unsigned long rate) +int omap1_clk_set_rate_dsp_domain(struct omap1_clk *clk, unsigned long rate, unsigned long p_rate) { int dsor_exp; u16 regval; - dsor_exp = calc_dsor_exp(clk, rate); + dsor_exp = calc_dsor_exp(rate, p_rate); if (dsor_exp > 3) dsor_exp = -EINVAL; if (dsor_exp < 0) @@ -238,42 +277,51 @@ int omap1_clk_set_rate_dsp_domain(struct clk *clk, unsigned long rate) regval &= ~(3 << clk->rate_offset); regval |= dsor_exp << clk->rate_offset; __raw_writew(regval, DSP_CKCTL); - clk->rate = clk->parent->rate / (1 << dsor_exp); + clk->rate = p_rate / (1 << dsor_exp); return 0; } -long omap1_clk_round_rate_ckctl_arm(struct clk *clk, unsigned long rate) +long omap1_clk_round_rate_ckctl_arm(struct omap1_clk *clk, unsigned long rate, + unsigned long *p_rate) { - int dsor_exp = calc_dsor_exp(clk, rate); + int dsor_exp = calc_dsor_exp(rate, *p_rate); + if (dsor_exp < 0) return dsor_exp; if (dsor_exp > 3) dsor_exp = 3; - return clk->parent->rate / (1 << dsor_exp); + return *p_rate / (1 << dsor_exp); } -int omap1_clk_set_rate_ckctl_arm(struct clk *clk, unsigned long rate) +int omap1_clk_set_rate_ckctl_arm(struct omap1_clk *clk, unsigned long rate, unsigned long p_rate) { + unsigned long flags; int dsor_exp; u16 regval; - dsor_exp = calc_dsor_exp(clk, rate); + dsor_exp = calc_dsor_exp(rate, p_rate); if (dsor_exp > 3) dsor_exp = -EINVAL; if (dsor_exp < 0) return dsor_exp; + /* protect ARM_CKCTL register from concurrent access via clk_enable/disable() */ + spin_lock_irqsave(&arm_ckctl_lock, flags); + regval = omap_readw(ARM_CKCTL); regval &= ~(3 << clk->rate_offset); regval |= dsor_exp << clk->rate_offset; regval = verify_ckctl_value(regval); omap_writew(regval, ARM_CKCTL); - clk->rate = clk->parent->rate / (1 << dsor_exp); + clk->rate = p_rate / (1 << dsor_exp); + + spin_unlock_irqrestore(&arm_ckctl_lock, flags); + return 0; } -long omap1_round_to_table_rate(struct clk *clk, unsigned long rate) +long omap1_round_to_table_rate(struct omap1_clk *clk, unsigned long rate, unsigned long *p_rate) { /* Find the highest supported frequency <= rate */ struct mpu_rate * ptr; @@ -324,26 +372,40 @@ static unsigned calc_ext_dsor(unsigned long rate) } /* XXX Only needed on 1510 */ -int omap1_set_uart_rate(struct clk *clk, unsigned long rate) +long omap1_round_uart_rate(struct omap1_clk *clk, unsigned long rate, unsigned long *p_rate) +{ + return rate > 24000000 ? 48000000 : 12000000; +} + +int omap1_set_uart_rate(struct omap1_clk *clk, unsigned long rate, unsigned long p_rate) { + unsigned long flags; unsigned int val; - val = __raw_readl(clk->enable_reg); if (rate == 12000000) - val &= ~(1 << clk->enable_bit); + val = 0; else if (rate == 48000000) - val |= (1 << clk->enable_bit); + val = 1 << clk->enable_bit; else return -EINVAL; + + /* protect MOD_CONF_CTRL_0 register from concurrent access via clk_enable/disable() */ + spin_lock_irqsave(&mod_conf_ctrl_0_lock, flags); + + val |= __raw_readl(clk->enable_reg) & ~(1 << clk->enable_bit); __raw_writel(val, clk->enable_reg); + + spin_unlock_irqrestore(&mod_conf_ctrl_0_lock, flags); + clk->rate = rate; return 0; } /* External clock (MCLK & BCLK) functions */ -int omap1_set_ext_clk_rate(struct clk *clk, unsigned long rate) +int omap1_set_ext_clk_rate(struct omap1_clk *clk, unsigned long rate, unsigned long p_rate) { + unsigned long flags; unsigned dsor; __u16 ratio_bits; @@ -354,25 +416,53 @@ int omap1_set_ext_clk_rate(struct clk *clk, unsigned long rate) else ratio_bits = (dsor - 2) << 2; + /* protect SWD_CLK_DIV_CTRL_SEL register from concurrent access via clk_enable/disable() */ + spin_lock_irqsave(&swd_clk_div_ctrl_sel_lock, flags); + ratio_bits |= __raw_readw(clk->enable_reg) & ~0xfd; __raw_writew(ratio_bits, clk->enable_reg); + spin_unlock_irqrestore(&swd_clk_div_ctrl_sel_lock, flags); + return 0; } -int omap1_set_sossi_rate(struct clk *clk, unsigned long rate) +static int calc_div_sossi(unsigned long rate, unsigned long p_rate) { - u32 l; int div; - unsigned long p_rate; - p_rate = clk->parent->rate; /* Round towards slower frequency */ div = (p_rate + rate - 1) / rate; - div--; + + return --div; +} + +long omap1_round_sossi_rate(struct omap1_clk *clk, unsigned long rate, unsigned long *p_rate) +{ + int div; + + div = calc_div_sossi(rate, *p_rate); + if (div < 0) + div = 0; + else if (div > 7) + div = 7; + + return *p_rate / (div + 1); +} + +int omap1_set_sossi_rate(struct omap1_clk *clk, unsigned long rate, unsigned long p_rate) +{ + unsigned long flags; + u32 l; + int div; + + div = calc_div_sossi(rate, p_rate); if (div < 0 || div > 7) return -EINVAL; + /* protect MOD_CONF_CTRL_1 register from concurrent access via clk_enable/disable() */ + spin_lock_irqsave(&mod_conf_ctrl_1_lock, flags); + l = omap_readl(MOD_CONF_CTRL_1); l &= ~(7 << 17); l |= div << 17; @@ -380,15 +470,17 @@ int omap1_set_sossi_rate(struct clk *clk, unsigned long rate) clk->rate = p_rate / (div + 1); + spin_unlock_irqrestore(&mod_conf_ctrl_1_lock, flags); + return 0; } -long omap1_round_ext_clk_rate(struct clk *clk, unsigned long rate) +long omap1_round_ext_clk_rate(struct omap1_clk *clk, unsigned long rate, unsigned long *p_rate) { return 96000000 / calc_ext_dsor(rate); } -void omap1_init_ext_clk(struct clk *clk) +int omap1_init_ext_clk(struct omap1_clk *clk) { unsigned dsor; __u16 ratio_bits; @@ -404,59 +496,59 @@ void omap1_init_ext_clk(struct clk *clk) dsor = ratio_bits + 2; clk-> rate = 96000000 / dsor; + + return 0; } -int omap1_clk_enable(struct clk *clk) +static int omap1_clk_enable(struct clk_hw *hw) { + struct omap1_clk *clk = to_omap1_clk(hw), *parent = to_omap1_clk(clk_hw_get_parent(hw)); int ret = 0; - if (clk->usecount++ == 0) { - if (clk->parent) { - ret = omap1_clk_enable(clk->parent); - if (ret) - goto err; - - if (clk->flags & CLOCK_NO_IDLE_PARENT) - omap1_clk_deny_idle(clk->parent); - } + if (parent && clk->flags & CLOCK_NO_IDLE_PARENT) + omap1_clk_deny_idle(parent); + if (clk->ops && !(WARN_ON(!clk->ops->enable))) ret = clk->ops->enable(clk); - if (ret) { - if (clk->parent) - omap1_clk_disable(clk->parent); - goto err; - } - } - return ret; -err: - clk->usecount--; return ret; } -void omap1_clk_disable(struct clk *clk) +static void omap1_clk_disable(struct clk_hw *hw) { - if (clk->usecount > 0 && !(--clk->usecount)) { + struct omap1_clk *clk = to_omap1_clk(hw), *parent = to_omap1_clk(clk_hw_get_parent(hw)); + + if (clk->ops && !(WARN_ON(!clk->ops->disable))) clk->ops->disable(clk); - if (likely(clk->parent)) { - omap1_clk_disable(clk->parent); - if (clk->flags & CLOCK_NO_IDLE_PARENT) - omap1_clk_allow_idle(clk->parent); - } - } + + if (likely(parent) && clk->flags & CLOCK_NO_IDLE_PARENT) + omap1_clk_allow_idle(parent); } -static int omap1_clk_enable_generic(struct clk *clk) +static int omap1_clk_enable_generic(struct omap1_clk *clk) { + unsigned long flags; __u16 regval16; __u32 regval32; if (unlikely(clk->enable_reg == NULL)) { printk(KERN_ERR "clock.c: Enable for %s without enable code\n", - clk->name); + clk_hw_get_name(&clk->hw)); return -EINVAL; } + /* protect clk->enable_reg from concurrent access via clk_set_rate() */ + if (clk->enable_reg == OMAP1_IO_ADDRESS(ARM_CKCTL)) + spin_lock_irqsave(&arm_ckctl_lock, flags); + else if (clk->enable_reg == OMAP1_IO_ADDRESS(ARM_IDLECT2)) + spin_lock_irqsave(&arm_idlect2_lock, flags); + else if (clk->enable_reg == OMAP1_IO_ADDRESS(MOD_CONF_CTRL_0)) + spin_lock_irqsave(&mod_conf_ctrl_0_lock, flags); + else if (clk->enable_reg == OMAP1_IO_ADDRESS(MOD_CONF_CTRL_1)) + spin_lock_irqsave(&mod_conf_ctrl_1_lock, flags); + else if (clk->enable_reg == OMAP1_IO_ADDRESS(SWD_CLK_DIV_CTRL_SEL)) + spin_lock_irqsave(&swd_clk_div_ctrl_sel_lock, flags); + if (clk->flags & ENABLE_REG_32BIT) { regval32 = __raw_readl(clk->enable_reg); regval32 |= (1 << clk->enable_bit); @@ -467,17 +559,41 @@ static int omap1_clk_enable_generic(struct clk *clk) __raw_writew(regval16, clk->enable_reg); } + if (clk->enable_reg == OMAP1_IO_ADDRESS(ARM_CKCTL)) + spin_unlock_irqrestore(&arm_ckctl_lock, flags); + else if (clk->enable_reg == OMAP1_IO_ADDRESS(ARM_IDLECT2)) + spin_unlock_irqrestore(&arm_idlect2_lock, flags); + else if (clk->enable_reg == OMAP1_IO_ADDRESS(MOD_CONF_CTRL_0)) + spin_unlock_irqrestore(&mod_conf_ctrl_0_lock, flags); + else if (clk->enable_reg == OMAP1_IO_ADDRESS(MOD_CONF_CTRL_1)) + spin_unlock_irqrestore(&mod_conf_ctrl_1_lock, flags); + else if (clk->enable_reg == OMAP1_IO_ADDRESS(SWD_CLK_DIV_CTRL_SEL)) + spin_unlock_irqrestore(&swd_clk_div_ctrl_sel_lock, flags); + return 0; } -static void omap1_clk_disable_generic(struct clk *clk) +static void omap1_clk_disable_generic(struct omap1_clk *clk) { + unsigned long flags; __u16 regval16; __u32 regval32; if (clk->enable_reg == NULL) return; + /* protect clk->enable_reg from concurrent access via clk_set_rate() */ + if (clk->enable_reg == OMAP1_IO_ADDRESS(ARM_CKCTL)) + spin_lock_irqsave(&arm_ckctl_lock, flags); + else if (clk->enable_reg == OMAP1_IO_ADDRESS(ARM_IDLECT2)) + spin_lock_irqsave(&arm_idlect2_lock, flags); + else if (clk->enable_reg == OMAP1_IO_ADDRESS(MOD_CONF_CTRL_0)) + spin_lock_irqsave(&mod_conf_ctrl_0_lock, flags); + else if (clk->enable_reg == OMAP1_IO_ADDRESS(MOD_CONF_CTRL_1)) + spin_lock_irqsave(&mod_conf_ctrl_1_lock, flags); + else if (clk->enable_reg == OMAP1_IO_ADDRESS(SWD_CLK_DIV_CTRL_SEL)) + spin_lock_irqsave(&swd_clk_div_ctrl_sel_lock, flags); + if (clk->flags & ENABLE_REG_32BIT) { regval32 = __raw_readl(clk->enable_reg); regval32 &= ~(1 << clk->enable_bit); @@ -487,6 +603,17 @@ static void omap1_clk_disable_generic(struct clk *clk) regval16 &= ~(1 << clk->enable_bit); __raw_writew(regval16, clk->enable_reg); } + + if (clk->enable_reg == OMAP1_IO_ADDRESS(ARM_CKCTL)) + spin_unlock_irqrestore(&arm_ckctl_lock, flags); + else if (clk->enable_reg == OMAP1_IO_ADDRESS(ARM_IDLECT2)) + spin_unlock_irqrestore(&arm_idlect2_lock, flags); + else if (clk->enable_reg == OMAP1_IO_ADDRESS(MOD_CONF_CTRL_0)) + spin_unlock_irqrestore(&mod_conf_ctrl_0_lock, flags); + else if (clk->enable_reg == OMAP1_IO_ADDRESS(MOD_CONF_CTRL_1)) + spin_unlock_irqrestore(&mod_conf_ctrl_1_lock, flags); + else if (clk->enable_reg == OMAP1_IO_ADDRESS(SWD_CLK_DIV_CTRL_SEL)) + spin_unlock_irqrestore(&swd_clk_div_ctrl_sel_lock, flags); } const struct clkops clkops_generic = { @@ -494,25 +621,38 @@ const struct clkops clkops_generic = { .disable = omap1_clk_disable_generic, }; -static int omap1_clk_enable_dsp_domain(struct clk *clk) +static int omap1_clk_enable_dsp_domain(struct omap1_clk *clk) { - int retval; + bool api_ck_was_enabled; + int retval = 0; + + api_ck_was_enabled = omap1_clk_is_enabled(&api_ck_p->hw); + if (!api_ck_was_enabled) + retval = api_ck_p->ops->enable(api_ck_p); - retval = omap1_clk_enable(api_ck_p); if (!retval) { retval = omap1_clk_enable_generic(clk); - omap1_clk_disable(api_ck_p); + + if (!api_ck_was_enabled) + api_ck_p->ops->disable(api_ck_p); } return retval; } -static void omap1_clk_disable_dsp_domain(struct clk *clk) +static void omap1_clk_disable_dsp_domain(struct omap1_clk *clk) { - if (omap1_clk_enable(api_ck_p) == 0) { - omap1_clk_disable_generic(clk); - omap1_clk_disable(api_ck_p); - } + bool api_ck_was_enabled; + + api_ck_was_enabled = omap1_clk_is_enabled(&api_ck_p->hw); + if (!api_ck_was_enabled) + if (api_ck_p->ops->enable(api_ck_p) < 0) + return; + + omap1_clk_disable_generic(clk); + + if (!api_ck_was_enabled) + api_ck_p->ops->disable(api_ck_p); } const struct clkops clkops_dspck = { @@ -521,7 +661,7 @@ const struct clkops clkops_dspck = { }; /* XXX SYSC register handling does not belong in the clock framework */ -static int omap1_clk_enable_uart_functional_16xx(struct clk *clk) +static int omap1_clk_enable_uart_functional_16xx(struct omap1_clk *clk) { int ret; struct uart_clk *uclk; @@ -538,7 +678,7 @@ static int omap1_clk_enable_uart_functional_16xx(struct clk *clk) } /* XXX SYSC register handling does not belong in the clock framework */ -static void omap1_clk_disable_uart_functional_16xx(struct clk *clk) +static void omap1_clk_disable_uart_functional_16xx(struct omap1_clk *clk) { struct uart_clk *uclk; @@ -555,20 +695,33 @@ const struct clkops clkops_uart_16xx = { .disable = omap1_clk_disable_uart_functional_16xx, }; -long omap1_clk_round_rate(struct clk *clk, unsigned long rate) +static unsigned long omap1_clk_recalc_rate(struct clk_hw *hw, unsigned long p_rate) { - if (clk->round_rate != NULL) - return clk->round_rate(clk, rate); + struct omap1_clk *clk = to_omap1_clk(hw); + + if (clk->recalc) + return clk->recalc(clk, p_rate); return clk->rate; } -int omap1_clk_set_rate(struct clk *clk, unsigned long rate) +static long omap1_clk_round_rate(struct clk_hw *hw, unsigned long rate, unsigned long *p_rate) +{ + struct omap1_clk *clk = to_omap1_clk(hw); + + if (clk->round_rate != NULL) + return clk->round_rate(clk, rate, p_rate); + + return omap1_clk_recalc_rate(hw, *p_rate); +} + +static int omap1_clk_set_rate(struct clk_hw *hw, unsigned long rate, unsigned long p_rate) { + struct omap1_clk *clk = to_omap1_clk(hw); int ret = -EINVAL; if (clk->set_rate) - ret = clk->set_rate(clk, rate); + ret = clk->set_rate(clk, rate, p_rate); return ret; } @@ -576,340 +729,105 @@ int omap1_clk_set_rate(struct clk *clk, unsigned long rate) * Omap1 clock reset and init functions */ +static int omap1_clk_init_op(struct clk_hw *hw) +{ + struct omap1_clk *clk = to_omap1_clk(hw); + + if (clk->init) + return clk->init(clk); + + return 0; +} + #ifdef CONFIG_OMAP_RESET_CLOCKS -void omap1_clk_disable_unused(struct clk *clk) +static void omap1_clk_disable_unused(struct clk_hw *hw) { - __u32 regval32; + struct omap1_clk *clk = to_omap1_clk(hw); + const char *name = clk_hw_get_name(hw); /* Clocks in the DSP domain need api_ck. Just assume bootloader * has not enabled any DSP clocks */ if (clk->enable_reg == DSP_IDLECT2) { - pr_info("Skipping reset check for DSP domain clock \"%s\"\n", - clk->name); + pr_info("Skipping reset check for DSP domain clock \"%s\"\n", name); return; } - /* Is the clock already disabled? */ - if (clk->flags & ENABLE_REG_32BIT) - regval32 = __raw_readl(clk->enable_reg); - else - regval32 = __raw_readw(clk->enable_reg); - - if ((regval32 & (1 << clk->enable_bit)) == 0) - return; - - printk(KERN_INFO "Disabling unused clock \"%s\"... ", clk->name); - clk->ops->disable(clk); + pr_info("Disabling unused clock \"%s\"... ", name); + omap1_clk_disable(hw); printk(" done\n"); } #endif +const struct clk_ops omap1_clk_gate_ops = { + .enable = omap1_clk_enable, + .disable = omap1_clk_disable, + .is_enabled = omap1_clk_is_enabled, +#ifdef CONFIG_OMAP_RESET_CLOCKS + .disable_unused = omap1_clk_disable_unused, +#endif +}; -int clk_enable(struct clk *clk) -{ - unsigned long flags; - int ret; - - if (clk == NULL || IS_ERR(clk)) - return -EINVAL; - - spin_lock_irqsave(&clockfw_lock, flags); - ret = omap1_clk_enable(clk); - spin_unlock_irqrestore(&clockfw_lock, flags); - - return ret; -} -EXPORT_SYMBOL(clk_enable); - -void clk_disable(struct clk *clk) -{ - unsigned long flags; - - if (clk == NULL || IS_ERR(clk)) - return; - - spin_lock_irqsave(&clockfw_lock, flags); - if (clk->usecount == 0) { - pr_err("Trying disable clock %s with 0 usecount\n", - clk->name); - WARN_ON(1); - goto out; - } - - omap1_clk_disable(clk); - -out: - spin_unlock_irqrestore(&clockfw_lock, flags); -} -EXPORT_SYMBOL(clk_disable); - -unsigned long clk_get_rate(struct clk *clk) -{ - unsigned long flags; - unsigned long ret; - - if (clk == NULL || IS_ERR(clk)) - return 0; - - spin_lock_irqsave(&clockfw_lock, flags); - ret = clk->rate; - spin_unlock_irqrestore(&clockfw_lock, flags); - - return ret; -} -EXPORT_SYMBOL(clk_get_rate); - -/* - * Optional clock functions defined in include/linux/clk.h - */ - -long clk_round_rate(struct clk *clk, unsigned long rate) -{ - unsigned long flags; - long ret; - - if (clk == NULL || IS_ERR(clk)) - return 0; - - spin_lock_irqsave(&clockfw_lock, flags); - ret = omap1_clk_round_rate(clk, rate); - spin_unlock_irqrestore(&clockfw_lock, flags); - - return ret; -} -EXPORT_SYMBOL(clk_round_rate); - -int clk_set_rate(struct clk *clk, unsigned long rate) -{ - unsigned long flags; - int ret = -EINVAL; - - if (clk == NULL || IS_ERR(clk)) - return ret; - - spin_lock_irqsave(&clockfw_lock, flags); - ret = omap1_clk_set_rate(clk, rate); - if (ret == 0) - propagate_rate(clk); - spin_unlock_irqrestore(&clockfw_lock, flags); - - return ret; -} -EXPORT_SYMBOL(clk_set_rate); - -int clk_set_parent(struct clk *clk, struct clk *parent) -{ - WARN_ONCE(1, "clk_set_parent() not implemented for OMAP1\n"); - - return -EINVAL; -} -EXPORT_SYMBOL(clk_set_parent); +const struct clk_ops omap1_clk_rate_ops = { + .recalc_rate = omap1_clk_recalc_rate, + .round_rate = omap1_clk_round_rate, + .set_rate = omap1_clk_set_rate, + .init = omap1_clk_init_op, +}; -struct clk *clk_get_parent(struct clk *clk) -{ - return clk->parent; -} -EXPORT_SYMBOL(clk_get_parent); +const struct clk_ops omap1_clk_full_ops = { + .enable = omap1_clk_enable, + .disable = omap1_clk_disable, + .is_enabled = omap1_clk_is_enabled, +#ifdef CONFIG_OMAP_RESET_CLOCKS + .disable_unused = omap1_clk_disable_unused, +#endif + .recalc_rate = omap1_clk_recalc_rate, + .round_rate = omap1_clk_round_rate, + .set_rate = omap1_clk_set_rate, + .init = omap1_clk_init_op, +}; /* * OMAP specific clock functions shared between omap1 and omap2 */ /* Used for clocks that always have same value as the parent clock */ -unsigned long followparent_recalc(struct clk *clk) +unsigned long followparent_recalc(struct omap1_clk *clk, unsigned long p_rate) { - return clk->parent->rate; + return p_rate; } /* * Used for clocks that have the same value as the parent clock, * divided by some factor */ -unsigned long omap_fixed_divisor_recalc(struct clk *clk) +unsigned long omap_fixed_divisor_recalc(struct omap1_clk *clk, unsigned long p_rate) { WARN_ON(!clk->fixed_div); - return clk->parent->rate / clk->fixed_div; -} - -void clk_reparent(struct clk *child, struct clk *parent) -{ - list_del_init(&child->sibling); - if (parent) - list_add(&child->sibling, &parent->children); - child->parent = parent; - - /* now do the debugfs renaming to reattach the child - to the proper parent */ + return p_rate / clk->fixed_div; } /* Propagate rate to children */ -void propagate_rate(struct clk *tclk) -{ - struct clk *clkp; - - list_for_each_entry(clkp, &tclk->children, sibling) { - if (clkp->recalc) - clkp->rate = clkp->recalc(clkp); - propagate_rate(clkp); - } -} - -static LIST_HEAD(root_clks); - -/** - * recalculate_root_clocks - recalculate and propagate all root clocks - * - * Recalculates all root clocks (clocks with no parent), which if the - * clock's .recalc is set correctly, should also propagate their rates. - * Called at init. - */ -void recalculate_root_clocks(void) +void propagate_rate(struct omap1_clk *tclk) { struct clk *clkp; - list_for_each_entry(clkp, &root_clks, sibling) { - if (clkp->recalc) - clkp->rate = clkp->recalc(clkp); - propagate_rate(clkp); - } -} - -/** - * clk_preinit - initialize any fields in the struct clk before clk init - * @clk: struct clk * to initialize - * - * Initialize any struct clk fields needed before normal clk initialization - * can run. No return value. - */ -void clk_preinit(struct clk *clk) -{ - INIT_LIST_HEAD(&clk->children); -} - -int clk_register(struct clk *clk) -{ - if (clk == NULL || IS_ERR(clk)) - return -EINVAL; - - /* - * trap out already registered clocks - */ - if (clk->node.next || clk->node.prev) - return 0; - - mutex_lock(&clocks_mutex); - if (clk->parent) - list_add(&clk->sibling, &clk->parent->children); - else - list_add(&clk->sibling, &root_clks); - - list_add(&clk->node, &clocks); - if (clk->init) - clk->init(clk); - mutex_unlock(&clocks_mutex); - - return 0; -} -EXPORT_SYMBOL(clk_register); - -void clk_unregister(struct clk *clk) -{ - if (clk == NULL || IS_ERR(clk)) + /* depend on CCF ability to recalculate new rates across whole clock subtree */ + if (WARN_ON(!(clk_hw_get_flags(&tclk->hw) & CLK_GET_RATE_NOCACHE))) return; - mutex_lock(&clocks_mutex); - list_del(&clk->sibling); - list_del(&clk->node); - mutex_unlock(&clocks_mutex); -} -EXPORT_SYMBOL(clk_unregister); - -void clk_enable_init_clocks(void) -{ - struct clk *clkp; - - list_for_each_entry(clkp, &clocks, node) - if (clkp->flags & ENABLE_ON_INIT) - clk_enable(clkp); -} - -/** - * omap_clk_get_by_name - locate OMAP struct clk by its name - * @name: name of the struct clk to locate - * - * Locate an OMAP struct clk by its name. Assumes that struct clk - * names are unique. Returns NULL if not found or a pointer to the - * struct clk if found. - */ -struct clk *omap_clk_get_by_name(const char *name) -{ - struct clk *c; - struct clk *ret = NULL; - - mutex_lock(&clocks_mutex); - - list_for_each_entry(c, &clocks, node) { - if (!strcmp(c->name, name)) { - ret = c; - break; - } - } - - mutex_unlock(&clocks_mutex); - - return ret; -} - -int omap_clk_enable_autoidle_all(void) -{ - struct clk *c; - unsigned long flags; - - spin_lock_irqsave(&clockfw_lock, flags); - - list_for_each_entry(c, &clocks, node) - if (c->ops->allow_idle) - c->ops->allow_idle(c); - - spin_unlock_irqrestore(&clockfw_lock, flags); - - return 0; -} - -int omap_clk_disable_autoidle_all(void) -{ - struct clk *c; - unsigned long flags; - - spin_lock_irqsave(&clockfw_lock, flags); - - list_for_each_entry(c, &clocks, node) - if (c->ops->deny_idle) - c->ops->deny_idle(c); - - spin_unlock_irqrestore(&clockfw_lock, flags); - - return 0; -} - -/* - * Low level helpers - */ -static int clkll_enable_null(struct clk *clk) -{ - return 0; -} + clkp = clk_get_sys(NULL, clk_hw_get_name(&tclk->hw)); + if (WARN_ON(!clkp)) + return; -static void clkll_disable_null(struct clk *clk) -{ + clk_get_rate(clkp); + clk_put(clkp); } -const struct clkops clkops_null = { - .enable = clkll_enable_null, - .disable = clkll_disable_null, +const struct clk_ops omap1_clk_null_ops = { }; /* @@ -917,115 +835,6 @@ const struct clkops clkops_null = { * * Used for clock aliases that are needed on some OMAPs, but not others */ -struct clk dummy_ck = { - .name = "dummy", - .ops = &clkops_null, +struct omap1_clk dummy_ck __refdata = { + .hw.init = CLK_HW_INIT_NO_PARENT("dummy", &omap1_clk_null_ops, 0), }; - -/* - * - */ - -#ifdef CONFIG_OMAP_RESET_CLOCKS -/* - * Disable any unused clocks left on by the bootloader - */ -static int __init clk_disable_unused(void) -{ - struct clk *ck; - unsigned long flags; - - pr_info("clock: disabling unused clocks to save power\n"); - - spin_lock_irqsave(&clockfw_lock, flags); - list_for_each_entry(ck, &clocks, node) { - if (ck->ops == &clkops_null) - continue; - - if (ck->usecount > 0 || !ck->enable_reg) - continue; - - omap1_clk_disable_unused(ck); - } - spin_unlock_irqrestore(&clockfw_lock, flags); - - return 0; -} -late_initcall(clk_disable_unused); -late_initcall(omap_clk_enable_autoidle_all); -#endif - -#if defined(CONFIG_PM_DEBUG) && defined(CONFIG_DEBUG_FS) -/* - * debugfs support to trace clock tree hierarchy and attributes - */ - -#include <linux/debugfs.h> -#include <linux/seq_file.h> - -static struct dentry *clk_debugfs_root; - -static int debug_clock_show(struct seq_file *s, void *unused) -{ - struct clk *c; - struct clk *pa; - - mutex_lock(&clocks_mutex); - seq_printf(s, "%-30s %-30s %-10s %s\n", - "clock-name", "parent-name", "rate", "use-count"); - - list_for_each_entry(c, &clocks, node) { - pa = c->parent; - seq_printf(s, "%-30s %-30s %-10lu %d\n", - c->name, pa ? pa->name : "none", c->rate, - c->usecount); - } - mutex_unlock(&clocks_mutex); - - return 0; -} - -DEFINE_SHOW_ATTRIBUTE(debug_clock); - -static void clk_debugfs_register_one(struct clk *c) -{ - struct dentry *d; - struct clk *pa = c->parent; - - d = debugfs_create_dir(c->name, pa ? pa->dent : clk_debugfs_root); - c->dent = d; - - debugfs_create_u8("usecount", S_IRUGO, c->dent, &c->usecount); - debugfs_create_ulong("rate", S_IRUGO, c->dent, &c->rate); - debugfs_create_x8("flags", S_IRUGO, c->dent, &c->flags); -} - -static void clk_debugfs_register(struct clk *c) -{ - struct clk *pa = c->parent; - - if (pa && !pa->dent) - clk_debugfs_register(pa); - - if (!c->dent) - clk_debugfs_register_one(c); -} - -static int __init clk_debugfs_init(void) -{ - struct clk *c; - struct dentry *d; - - d = debugfs_create_dir("clock", NULL); - clk_debugfs_root = d; - - list_for_each_entry(c, &clocks, node) - clk_debugfs_register(c); - - debugfs_create_file("summary", S_IRUGO, d, NULL, &debug_clock_fops); - - return 0; -} -late_initcall(clk_debugfs_init); - -#endif /* defined(CONFIG_PM_DEBUG) && defined(CONFIG_DEBUG_FS) */ diff --git a/arch/arm/mach-omap1/clock.h b/arch/arm/mach-omap1/clock.h index f3b8811f5ac0..16cfb2e86ee4 100644 --- a/arch/arm/mach-omap1/clock.h +++ b/arch/arm/mach-omap1/clock.h @@ -11,12 +11,11 @@ #define __ARCH_ARM_MACH_OMAP1_CLOCK_H #include <linux/clk.h> -#include <linux/list.h> - #include <linux/clkdev.h> +#include <linux/clk-provider.h> struct module; -struct clk; +struct omap1_clk; struct omap_clk { u16 cpu; @@ -29,7 +28,7 @@ struct omap_clk { .lk = { \ .dev_id = dev, \ .con_id = con, \ - .clk = ck, \ + .clk_hw = ck, \ }, \ } @@ -40,68 +39,30 @@ struct omap_clk { #define CK_16XX (1 << 3) /* 16xx, 17xx, 5912 */ #define CK_1710 (1 << 4) /* 1710 extra for rate selection */ - -/* Temporary, needed during the common clock framework conversion */ -#define __clk_get_name(clk) (clk->name) -#define __clk_get_parent(clk) (clk->parent) -#define __clk_get_rate(clk) (clk->rate) - /** * struct clkops - some clock function pointers * @enable: fn ptr that enables the current clock in hardware * @disable: fn ptr that enables the current clock in hardware - * @find_idlest: function returning the IDLEST register for the clock's IP blk - * @find_companion: function returning the "companion" clk reg for the clock * @allow_idle: fn ptr that enables autoidle for the current clock in hardware - * @deny_idle: fn ptr that disables autoidle for the current clock in hardware - * - * A "companion" clk is an accompanying clock to the one being queried - * that must be enabled for the IP module connected to the clock to - * become accessible by the hardware. Neither @find_idlest nor - * @find_companion should be needed; that information is IP - * block-specific; the hwmod code has been created to handle this, but - * until hwmod data is ready and drivers have been converted to use PM - * runtime calls in place of clk_enable()/clk_disable(), @find_idlest and - * @find_companion must, unfortunately, remain. */ struct clkops { - int (*enable)(struct clk *); - void (*disable)(struct clk *); - void (*find_idlest)(struct clk *, void __iomem **, - u8 *, u8 *); - void (*find_companion)(struct clk *, void __iomem **, - u8 *); - void (*allow_idle)(struct clk *); - void (*deny_idle)(struct clk *); + int (*enable)(struct omap1_clk *clk); + void (*disable)(struct omap1_clk *clk); }; /* * struct clk.flags possibilities * * XXX document the rest of the clock flags here - * - * CLOCK_CLKOUTX2: (OMAP4 only) DPLL CLKOUT and CLKOUTX2 GATE_CTRL - * bits share the same register. This flag allows the - * omap4_dpllmx*() code to determine which GATE_CTRL bit field - * should be used. This is a temporary solution - a better approach - * would be to associate clock type-specific data with the clock, - * similar to the struct dpll_data approach. */ #define ENABLE_REG_32BIT (1 << 0) /* Use 32-bit access */ #define CLOCK_IDLE_CONTROL (1 << 1) #define CLOCK_NO_IDLE_PARENT (1 << 2) -#define ENABLE_ON_INIT (1 << 3) /* Enable upon framework init */ -#define INVERT_ENABLE (1 << 4) /* 0 enables, 1 disables */ -#define CLOCK_CLKOUTX2 (1 << 5) /** - * struct clk - OMAP struct clk - * @node: list_head connecting this clock into the full clock list + * struct omap1_clk - OMAP1 struct clk + * @hw: struct clk_hw for common clock framework integration * @ops: struct clkops * for this clock - * @name: the name of the clock in the hardware (used in hwmod data and debug) - * @parent: pointer to this clock's parent struct clk - * @children: list_head connecting to the child clks' @sibling list_heads - * @sibling: list_head connecting this clk to its parent clk's @children * @rate: current clock rate * @enable_reg: register to write to enable the clock (see @enable_bit) * @recalc: fn ptr that returns the clock's current rate @@ -109,123 +70,65 @@ struct clkops { * @round_rate: fn ptr that can round the clock's current rate * @init: fn ptr to do clock-specific initialization * @enable_bit: bitshift to write to enable/disable the clock (see @enable_reg) - * @usecount: number of users that have requested this clock to be enabled * @fixed_div: when > 0, this clock's rate is its parent's rate / @fixed_div * @flags: see "struct clk.flags possibilities" above * @rate_offset: bitshift for rate selection bitfield (OMAP1 only) - * @src_offset: bitshift for source selection bitfield (OMAP1 only) - * - * XXX @rate_offset, @src_offset should probably be removed and OMAP1 - * clock code converted to use clksel. - * - * XXX @usecount is poorly named. It should be "enable_count" or - * something similar. "users" in the description refers to kernel - * code (core code or drivers) that have called clk_enable() and not - * yet called clk_disable(); the usecount of parent clocks is also - * incremented by the clock code when clk_enable() is called on child - * clocks and decremented by the clock code when clk_disable() is - * called on child clocks. - * - * XXX @clkdm, @usecount, @children, @sibling should be marked for - * internal use only. - * - * @children and @sibling are used to optimize parent-to-child clock - * tree traversals. (child-to-parent traversals use @parent.) - * - * XXX The notion of the clock's current rate probably needs to be - * separated from the clock's target rate. */ -struct clk { - struct list_head node; +struct omap1_clk { + struct clk_hw hw; const struct clkops *ops; - const char *name; - struct clk *parent; - struct list_head children; - struct list_head sibling; /* node for children */ unsigned long rate; void __iomem *enable_reg; - unsigned long (*recalc)(struct clk *); - int (*set_rate)(struct clk *, unsigned long); - long (*round_rate)(struct clk *, unsigned long); - void (*init)(struct clk *); + unsigned long (*recalc)(struct omap1_clk *clk, unsigned long rate); + int (*set_rate)(struct omap1_clk *clk, unsigned long rate, + unsigned long p_rate); + long (*round_rate)(struct omap1_clk *clk, unsigned long rate, + unsigned long *p_rate); + int (*init)(struct omap1_clk *clk); u8 enable_bit; - s8 usecount; u8 fixed_div; u8 flags; u8 rate_offset; - u8 src_offset; -#if defined(CONFIG_PM_DEBUG) && defined(CONFIG_DEBUG_FS) - struct dentry *dent; /* For visible tree hierarchy */ -#endif -}; - -struct clk_functions { - int (*clk_enable)(struct clk *clk); - void (*clk_disable)(struct clk *clk); - long (*clk_round_rate)(struct clk *clk, unsigned long rate); - int (*clk_set_rate)(struct clk *clk, unsigned long rate); - int (*clk_set_parent)(struct clk *clk, struct clk *parent); - void (*clk_allow_idle)(struct clk *clk); - void (*clk_deny_idle)(struct clk *clk); - void (*clk_disable_unused)(struct clk *clk); }; +#define to_omap1_clk(_hw) container_of(_hw, struct omap1_clk, hw) -extern int clk_init(struct clk_functions *custom_clocks); -extern void clk_preinit(struct clk *clk); -extern int clk_register(struct clk *clk); -extern void clk_reparent(struct clk *child, struct clk *parent); -extern void clk_unregister(struct clk *clk); -extern void propagate_rate(struct clk *clk); -extern void recalculate_root_clocks(void); -extern unsigned long followparent_recalc(struct clk *clk); -extern void clk_enable_init_clocks(void); -unsigned long omap_fixed_divisor_recalc(struct clk *clk); -extern struct clk *omap_clk_get_by_name(const char *name); -extern int omap_clk_enable_autoidle_all(void); -extern int omap_clk_disable_autoidle_all(void); +void propagate_rate(struct omap1_clk *clk); +unsigned long followparent_recalc(struct omap1_clk *clk, unsigned long p_rate); +unsigned long omap_fixed_divisor_recalc(struct omap1_clk *clk, unsigned long p_rate); -extern const struct clkops clkops_null; - -extern struct clk dummy_ck; +extern struct omap1_clk dummy_ck; int omap1_clk_init(void); void omap1_clk_late_init(void); -extern int omap1_clk_enable(struct clk *clk); -extern void omap1_clk_disable(struct clk *clk); -extern long omap1_clk_round_rate(struct clk *clk, unsigned long rate); -extern int omap1_clk_set_rate(struct clk *clk, unsigned long rate); -extern unsigned long omap1_ckctl_recalc(struct clk *clk); -extern int omap1_set_sossi_rate(struct clk *clk, unsigned long rate); -extern unsigned long omap1_sossi_recalc(struct clk *clk); -extern unsigned long omap1_ckctl_recalc_dsp_domain(struct clk *clk); -extern int omap1_clk_set_rate_dsp_domain(struct clk *clk, unsigned long rate); -extern int omap1_set_uart_rate(struct clk *clk, unsigned long rate); -extern unsigned long omap1_uart_recalc(struct clk *clk); -extern int omap1_set_ext_clk_rate(struct clk *clk, unsigned long rate); -extern long omap1_round_ext_clk_rate(struct clk *clk, unsigned long rate); -extern void omap1_init_ext_clk(struct clk *clk); -extern int omap1_select_table_rate(struct clk *clk, unsigned long rate); -extern long omap1_round_to_table_rate(struct clk *clk, unsigned long rate); -extern int omap1_clk_set_rate_ckctl_arm(struct clk *clk, unsigned long rate); -extern long omap1_clk_round_rate_ckctl_arm(struct clk *clk, unsigned long rate); -extern unsigned long omap1_watchdog_recalc(struct clk *clk); - -#ifdef CONFIG_OMAP_RESET_CLOCKS -extern void omap1_clk_disable_unused(struct clk *clk); -#else -#define omap1_clk_disable_unused NULL -#endif +unsigned long omap1_ckctl_recalc(struct omap1_clk *clk, unsigned long p_rate); +long omap1_round_sossi_rate(struct omap1_clk *clk, unsigned long rate, unsigned long *p_rate); +int omap1_set_sossi_rate(struct omap1_clk *clk, unsigned long rate, unsigned long p_rate); +unsigned long omap1_sossi_recalc(struct omap1_clk *clk, unsigned long p_rate); +unsigned long omap1_ckctl_recalc_dsp_domain(struct omap1_clk *clk, unsigned long p_rate); +int omap1_clk_set_rate_dsp_domain(struct omap1_clk *clk, unsigned long rate, + unsigned long p_rate); +long omap1_round_uart_rate(struct omap1_clk *clk, unsigned long rate, unsigned long *p_rate); +int omap1_set_uart_rate(struct omap1_clk *clk, unsigned long rate, unsigned long p_rate); +unsigned long omap1_uart_recalc(struct omap1_clk *clk, unsigned long p_rate); +int omap1_set_ext_clk_rate(struct omap1_clk *clk, unsigned long rate, unsigned long p_rate); +long omap1_round_ext_clk_rate(struct omap1_clk *clk, unsigned long rate, unsigned long *p_rate); +int omap1_init_ext_clk(struct omap1_clk *clk); +int omap1_select_table_rate(struct omap1_clk *clk, unsigned long rate, unsigned long p_rate); +long omap1_round_to_table_rate(struct omap1_clk *clk, unsigned long rate, unsigned long *p_rate); +int omap1_clk_set_rate_ckctl_arm(struct omap1_clk *clk, unsigned long rate, unsigned long p_rate); +long omap1_clk_round_rate_ckctl_arm(struct omap1_clk *clk, unsigned long rate, + unsigned long *p_rate); struct uart_clk { - struct clk clk; - unsigned long sysc_addr; + struct omap1_clk clk; + unsigned long sysc_addr; }; /* Provide a method for preventing idling some ARM IDLECT clocks */ struct arm_idlect1_clk { - struct clk clk; - unsigned long no_idle_count; - __u8 idlect_shift; + struct omap1_clk clk; + unsigned long no_idle_count; + __u8 idlect_shift; }; /* ARM_CKCTL bit shifts */ @@ -275,14 +178,18 @@ struct arm_idlect1_clk { #define SOFT_REQ_REG2 0xfffe0880 extern __u32 arm_idlect1_mask; -extern struct clk *api_ck_p, *ck_dpll1_p, *ck_ref_p; +extern struct omap1_clk *api_ck_p, *ck_dpll1_p, *ck_ref_p; extern const struct clkops clkops_dspck; -extern const struct clkops clkops_dummy; extern const struct clkops clkops_uart_16xx; extern const struct clkops clkops_generic; /* used for passing SoC type to omap1_{select,round_to}_table_rate() */ extern u32 cpu_mask; +extern const struct clk_ops omap1_clk_null_ops; +extern const struct clk_ops omap1_clk_gate_ops; +extern const struct clk_ops omap1_clk_rate_ops; +extern const struct clk_ops omap1_clk_full_ops; + #endif diff --git a/arch/arm/mach-omap1/clock_data.c b/arch/arm/mach-omap1/clock_data.c index 3ebcd96efbff..c58d200e4816 100644 --- a/arch/arm/mach-omap1/clock_data.c +++ b/arch/arm/mach-omap1/clock_data.c @@ -14,16 +14,17 @@ #include <linux/kernel.h> #include <linux/io.h> #include <linux/clk.h> +#include <linux/clkdev.h> +#include <linux/clk-provider.h> #include <linux/cpufreq.h> #include <linux/delay.h> +#include <linux/soc/ti/omap1-io.h> #include <asm/mach-types.h> /* for machine_is_* */ #include "soc.h" - -#include <mach/hardware.h> -#include <mach/usb.h> /* for OTG_BASE */ - +#include "hardware.h" +#include "usb.h" /* for OTG_BASE */ #include "iomap.h" #include "clock.h" #include "sram.h" @@ -72,16 +73,18 @@ * Omap1 clocks */ -static struct clk ck_ref = { - .name = "ck_ref", - .ops = &clkops_null, +static struct omap1_clk ck_ref = { + .hw.init = CLK_HW_INIT_NO_PARENT("ck_ref", &omap1_clk_rate_ops, 0), .rate = 12000000, }; -static struct clk ck_dpll1 = { - .name = "ck_dpll1", - .ops = &clkops_null, - .parent = &ck_ref, +static struct omap1_clk ck_dpll1 = { + .hw.init = CLK_HW_INIT("ck_dpll1", "ck_ref", &omap1_clk_rate_ops, + /* + * force recursive refresh of rates of the clock + * and its children when clk_get_rate() is called + */ + CLK_GET_RATE_NOCACHE), }; /* @@ -90,33 +93,28 @@ static struct clk ck_dpll1 = { */ static struct arm_idlect1_clk ck_dpll1out = { .clk = { - .name = "ck_dpll1out", + .hw.init = CLK_HW_INIT("ck_dpll1out", "ck_dpll1", &omap1_clk_gate_ops, 0), .ops = &clkops_generic, - .parent = &ck_dpll1, - .flags = CLOCK_IDLE_CONTROL | ENABLE_REG_32BIT | - ENABLE_ON_INIT, + .flags = CLOCK_IDLE_CONTROL | ENABLE_REG_32BIT, .enable_reg = OMAP1_IO_ADDRESS(ARM_IDLECT2), .enable_bit = EN_CKOUT_ARM, - .recalc = &followparent_recalc, }, .idlect_shift = IDL_CLKOUT_ARM_SHIFT, }; -static struct clk sossi_ck = { - .name = "ck_sossi", +static struct omap1_clk sossi_ck = { + .hw.init = CLK_HW_INIT("ck_sossi", "ck_dpll1out", &omap1_clk_full_ops, 0), .ops = &clkops_generic, - .parent = &ck_dpll1out.clk, .flags = CLOCK_NO_IDLE_PARENT | ENABLE_REG_32BIT, .enable_reg = OMAP1_IO_ADDRESS(MOD_CONF_CTRL_1), .enable_bit = CONF_MOD_SOSSI_CLK_EN_R, .recalc = &omap1_sossi_recalc, + .round_rate = &omap1_round_sossi_rate, .set_rate = &omap1_set_sossi_rate, }; -static struct clk arm_ck = { - .name = "arm_ck", - .ops = &clkops_null, - .parent = &ck_dpll1, +static struct omap1_clk arm_ck = { + .hw.init = CLK_HW_INIT("arm_ck", "ck_dpll1", &omap1_clk_rate_ops, 0), .rate_offset = CKCTL_ARMDIV_OFFSET, .recalc = &omap1_ckctl_recalc, .round_rate = omap1_clk_round_rate_ckctl_arm, @@ -125,9 +123,9 @@ static struct clk arm_ck = { static struct arm_idlect1_clk armper_ck = { .clk = { - .name = "armper_ck", + .hw.init = CLK_HW_INIT("armper_ck", "ck_dpll1", &omap1_clk_full_ops, + CLK_IS_CRITICAL), .ops = &clkops_generic, - .parent = &ck_dpll1, .flags = CLOCK_IDLE_CONTROL, .enable_reg = OMAP1_IO_ADDRESS(ARM_IDLECT2), .enable_bit = EN_PERCK, @@ -143,47 +141,41 @@ static struct arm_idlect1_clk armper_ck = { * FIXME: This clock seems to be necessary but no-one has asked for its * activation. [ GPIO code for 1510 ] */ -static struct clk arm_gpio_ck = { - .name = "ick", +static struct omap1_clk arm_gpio_ck = { + .hw.init = CLK_HW_INIT("ick", "ck_dpll1", &omap1_clk_gate_ops, CLK_IS_CRITICAL), .ops = &clkops_generic, - .parent = &ck_dpll1, - .flags = ENABLE_ON_INIT, .enable_reg = OMAP1_IO_ADDRESS(ARM_IDLECT2), .enable_bit = EN_GPIOCK, - .recalc = &followparent_recalc, }; static struct arm_idlect1_clk armxor_ck = { .clk = { - .name = "armxor_ck", + .hw.init = CLK_HW_INIT("armxor_ck", "ck_ref", &omap1_clk_gate_ops, + CLK_IS_CRITICAL), .ops = &clkops_generic, - .parent = &ck_ref, .flags = CLOCK_IDLE_CONTROL, .enable_reg = OMAP1_IO_ADDRESS(ARM_IDLECT2), .enable_bit = EN_XORPCK, - .recalc = &followparent_recalc, }, .idlect_shift = IDLXORP_ARM_SHIFT, }; static struct arm_idlect1_clk armtim_ck = { .clk = { - .name = "armtim_ck", + .hw.init = CLK_HW_INIT("armtim_ck", "ck_ref", &omap1_clk_gate_ops, + CLK_IS_CRITICAL), .ops = &clkops_generic, - .parent = &ck_ref, .flags = CLOCK_IDLE_CONTROL, .enable_reg = OMAP1_IO_ADDRESS(ARM_IDLECT2), .enable_bit = EN_TIMCK, - .recalc = &followparent_recalc, }, .idlect_shift = IDLTIM_ARM_SHIFT, }; static struct arm_idlect1_clk armwdt_ck = { .clk = { - .name = "armwdt_ck", + .hw.init = CLK_HW_INIT("armwdt_ck", "ck_ref", &omap1_clk_full_ops, 0), .ops = &clkops_generic, - .parent = &ck_ref, .flags = CLOCK_IDLE_CONTROL, .enable_reg = OMAP1_IO_ADDRESS(ARM_IDLECT2), .enable_bit = EN_WDTCK, @@ -193,11 +185,8 @@ static struct arm_idlect1_clk armwdt_ck = { .idlect_shift = IDLWDT_ARM_SHIFT, }; -static struct clk arminth_ck16xx = { - .name = "arminth_ck", - .ops = &clkops_null, - .parent = &arm_ck, - .recalc = &followparent_recalc, +static struct omap1_clk arminth_ck16xx = { + .hw.init = CLK_HW_INIT("arminth_ck", "arm_ck", &omap1_clk_null_ops, 0), /* Note: On 16xx the frequency can be divided by 2 by programming * ARM_CKCTL:ARM_INTHCK_SEL(14) to 1 * @@ -205,10 +194,9 @@ static struct clk arminth_ck16xx = { */ }; -static struct clk dsp_ck = { - .name = "dsp_ck", +static struct omap1_clk dsp_ck = { + .hw.init = CLK_HW_INIT("dsp_ck", "ck_dpll1", &omap1_clk_full_ops, 0), .ops = &clkops_generic, - .parent = &ck_dpll1, .enable_reg = OMAP1_IO_ADDRESS(ARM_CKCTL), .enable_bit = EN_DSPCK, .rate_offset = CKCTL_DSPDIV_OFFSET, @@ -217,20 +205,17 @@ static struct clk dsp_ck = { .set_rate = omap1_clk_set_rate_ckctl_arm, }; -static struct clk dspmmu_ck = { - .name = "dspmmu_ck", - .ops = &clkops_null, - .parent = &ck_dpll1, +static struct omap1_clk dspmmu_ck = { + .hw.init = CLK_HW_INIT("dspmmu_ck", "ck_dpll1", &omap1_clk_rate_ops, 0), .rate_offset = CKCTL_DSPMMUDIV_OFFSET, .recalc = &omap1_ckctl_recalc, .round_rate = omap1_clk_round_rate_ckctl_arm, .set_rate = omap1_clk_set_rate_ckctl_arm, }; -static struct clk dspper_ck = { - .name = "dspper_ck", +static struct omap1_clk dspper_ck = { + .hw.init = CLK_HW_INIT("dspper_ck", "ck_dpll1", &omap1_clk_full_ops, 0), .ops = &clkops_dspck, - .parent = &ck_dpll1, .enable_reg = DSP_IDLECT2, .enable_bit = EN_PERCK, .rate_offset = CKCTL_PERDIV_OFFSET, @@ -239,29 +224,23 @@ static struct clk dspper_ck = { .set_rate = &omap1_clk_set_rate_dsp_domain, }; -static struct clk dspxor_ck = { - .name = "dspxor_ck", +static struct omap1_clk dspxor_ck = { + .hw.init = CLK_HW_INIT("dspxor_ck", "ck_ref", &omap1_clk_gate_ops, 0), .ops = &clkops_dspck, - .parent = &ck_ref, .enable_reg = DSP_IDLECT2, .enable_bit = EN_XORPCK, - .recalc = &followparent_recalc, }; -static struct clk dsptim_ck = { - .name = "dsptim_ck", +static struct omap1_clk dsptim_ck = { + .hw.init = CLK_HW_INIT("dsptim_ck", "ck_ref", &omap1_clk_gate_ops, 0), .ops = &clkops_dspck, - .parent = &ck_ref, .enable_reg = DSP_IDLECT2, .enable_bit = EN_DSPTIMCK, - .recalc = &followparent_recalc, }; static struct arm_idlect1_clk tc_ck = { .clk = { - .name = "tc_ck", - .ops = &clkops_null, - .parent = &ck_dpll1, + .hw.init = CLK_HW_INIT("tc_ck", "ck_dpll1", &omap1_clk_rate_ops, 0), .flags = CLOCK_IDLE_CONTROL, .rate_offset = CKCTL_TCDIV_OFFSET, .recalc = &omap1_ckctl_recalc, @@ -271,117 +250,88 @@ static struct arm_idlect1_clk tc_ck = { .idlect_shift = IDLIF_ARM_SHIFT, }; -static struct clk arminth_ck1510 = { - .name = "arminth_ck", - .ops = &clkops_null, - .parent = &tc_ck.clk, - .recalc = &followparent_recalc, +static struct omap1_clk arminth_ck1510 = { + .hw.init = CLK_HW_INIT("arminth_ck", "tc_ck", &omap1_clk_null_ops, 0), /* Note: On 1510 the frequency follows TC_CK * * 16xx version is in MPU clocks. */ }; -static struct clk tipb_ck = { +static struct omap1_clk tipb_ck = { /* No-idle controlled by "tc_ck" */ - .name = "tipb_ck", - .ops = &clkops_null, - .parent = &tc_ck.clk, - .recalc = &followparent_recalc, + .hw.init = CLK_HW_INIT("tipb_ck", "tc_ck", &omap1_clk_null_ops, 0), }; -static struct clk l3_ocpi_ck = { +static struct omap1_clk l3_ocpi_ck = { /* No-idle controlled by "tc_ck" */ - .name = "l3_ocpi_ck", + .hw.init = CLK_HW_INIT("l3_ocpi_ck", "tc_ck", &omap1_clk_gate_ops, 0), .ops = &clkops_generic, - .parent = &tc_ck.clk, .enable_reg = OMAP1_IO_ADDRESS(ARM_IDLECT3), .enable_bit = EN_OCPI_CK, - .recalc = &followparent_recalc, }; -static struct clk tc1_ck = { - .name = "tc1_ck", +static struct omap1_clk tc1_ck = { + .hw.init = CLK_HW_INIT("tc1_ck", "tc_ck", &omap1_clk_gate_ops, 0), .ops = &clkops_generic, - .parent = &tc_ck.clk, .enable_reg = OMAP1_IO_ADDRESS(ARM_IDLECT3), .enable_bit = EN_TC1_CK, - .recalc = &followparent_recalc, }; /* * FIXME: This clock seems to be necessary but no-one has asked for its * activation. [ pm.c (SRAM), CCP, Camera ] */ -static struct clk tc2_ck = { - .name = "tc2_ck", + +static struct omap1_clk tc2_ck = { + .hw.init = CLK_HW_INIT("tc2_ck", "tc_ck", &omap1_clk_gate_ops, CLK_IS_CRITICAL), .ops = &clkops_generic, - .parent = &tc_ck.clk, - .flags = ENABLE_ON_INIT, .enable_reg = OMAP1_IO_ADDRESS(ARM_IDLECT3), .enable_bit = EN_TC2_CK, - .recalc = &followparent_recalc, }; -static struct clk dma_ck = { +static struct omap1_clk dma_ck = { /* No-idle controlled by "tc_ck" */ - .name = "dma_ck", - .ops = &clkops_null, - .parent = &tc_ck.clk, - .recalc = &followparent_recalc, + .hw.init = CLK_HW_INIT("dma_ck", "tc_ck", &omap1_clk_null_ops, 0), }; -static struct clk dma_lcdfree_ck = { - .name = "dma_lcdfree_ck", - .ops = &clkops_null, - .parent = &tc_ck.clk, - .recalc = &followparent_recalc, +static struct omap1_clk dma_lcdfree_ck = { + .hw.init = CLK_HW_INIT("dma_lcdfree_ck", "tc_ck", &omap1_clk_null_ops, 0), }; static struct arm_idlect1_clk api_ck = { .clk = { - .name = "api_ck", + .hw.init = CLK_HW_INIT("api_ck", "tc_ck", &omap1_clk_gate_ops, 0), .ops = &clkops_generic, - .parent = &tc_ck.clk, .flags = CLOCK_IDLE_CONTROL, .enable_reg = OMAP1_IO_ADDRESS(ARM_IDLECT2), .enable_bit = EN_APICK, - .recalc = &followparent_recalc, }, .idlect_shift = IDLAPI_ARM_SHIFT, }; static struct arm_idlect1_clk lb_ck = { .clk = { - .name = "lb_ck", + .hw.init = CLK_HW_INIT("lb_ck", "tc_ck", &omap1_clk_gate_ops, 0), .ops = &clkops_generic, - .parent = &tc_ck.clk, .flags = CLOCK_IDLE_CONTROL, .enable_reg = OMAP1_IO_ADDRESS(ARM_IDLECT2), .enable_bit = EN_LBCK, - .recalc = &followparent_recalc, }, .idlect_shift = IDLLB_ARM_SHIFT, }; -static struct clk rhea1_ck = { - .name = "rhea1_ck", - .ops = &clkops_null, - .parent = &tc_ck.clk, - .recalc = &followparent_recalc, +static struct omap1_clk rhea1_ck = { + .hw.init = CLK_HW_INIT("rhea1_ck", "tc_ck", &omap1_clk_null_ops, 0), }; -static struct clk rhea2_ck = { - .name = "rhea2_ck", - .ops = &clkops_null, - .parent = &tc_ck.clk, - .recalc = &followparent_recalc, +static struct omap1_clk rhea2_ck = { + .hw.init = CLK_HW_INIT("rhea2_ck", "tc_ck", &omap1_clk_null_ops, 0), }; -static struct clk lcd_ck_16xx = { - .name = "lcd_ck", +static struct omap1_clk lcd_ck_16xx = { + .hw.init = CLK_HW_INIT("lcd_ck", "ck_dpll1", &omap1_clk_full_ops, 0), .ops = &clkops_generic, - .parent = &ck_dpll1, .enable_reg = OMAP1_IO_ADDRESS(ARM_IDLECT2), .enable_bit = EN_LCDCK, .rate_offset = CKCTL_LCDDIV_OFFSET, @@ -392,9 +342,8 @@ static struct clk lcd_ck_16xx = { static struct arm_idlect1_clk lcd_ck_1510 = { .clk = { - .name = "lcd_ck", + .hw.init = CLK_HW_INIT("lcd_ck", "ck_dpll1", &omap1_clk_full_ops, 0), .ops = &clkops_generic, - .parent = &ck_dpll1, .flags = CLOCK_IDLE_CONTROL, .enable_reg = OMAP1_IO_ADDRESS(ARM_IDLECT2), .enable_bit = EN_LCDCK, @@ -406,37 +355,35 @@ static struct arm_idlect1_clk lcd_ck_1510 = { .idlect_shift = OMAP1510_IDLLCD_ARM_SHIFT, }; + /* * XXX The enable_bit here is misused - it simply switches between 12MHz - * and 48MHz. Reimplement with clksel. + * and 48MHz. Reimplement with clk_mux. * * XXX does this need SYSC register handling? */ -static struct clk uart1_1510 = { - .name = "uart1_ck", - .ops = &clkops_null, +static struct omap1_clk uart1_1510 = { /* Direct from ULPD, no real parent */ - .parent = &armper_ck.clk, - .rate = 12000000, + .hw.init = CLK_HW_INIT("uart1_ck", "armper_ck", &omap1_clk_full_ops, 0), .flags = ENABLE_REG_32BIT | CLOCK_NO_IDLE_PARENT, .enable_reg = OMAP1_IO_ADDRESS(MOD_CONF_CTRL_0), .enable_bit = CONF_MOD_UART1_CLK_MODE_R, + .round_rate = &omap1_round_uart_rate, .set_rate = &omap1_set_uart_rate, .recalc = &omap1_uart_recalc, }; /* * XXX The enable_bit here is misused - it simply switches between 12MHz - * and 48MHz. Reimplement with clksel. + * and 48MHz. Reimplement with clk_mux. * * XXX SYSC register handling does not belong in the clock framework */ static struct uart_clk uart1_16xx = { .clk = { - .name = "uart1_ck", .ops = &clkops_uart_16xx, /* Direct from ULPD, no real parent */ - .parent = &armper_ck.clk, + .hw.init = CLK_HW_INIT("uart1_ck", "armper_ck", &omap1_clk_full_ops, 0), .rate = 48000000, .flags = ENABLE_REG_32BIT | CLOCK_NO_IDLE_PARENT, .enable_reg = OMAP1_IO_ADDRESS(MOD_CONF_CTRL_0), @@ -447,54 +394,49 @@ static struct uart_clk uart1_16xx = { /* * XXX The enable_bit here is misused - it simply switches between 12MHz - * and 48MHz. Reimplement with clksel. + * and 48MHz. Reimplement with clk_mux. * * XXX does this need SYSC register handling? */ -static struct clk uart2_ck = { - .name = "uart2_ck", - .ops = &clkops_null, +static struct omap1_clk uart2_ck = { /* Direct from ULPD, no real parent */ - .parent = &armper_ck.clk, - .rate = 12000000, + .hw.init = CLK_HW_INIT("uart2_ck", "armper_ck", &omap1_clk_full_ops, 0), .flags = ENABLE_REG_32BIT | CLOCK_NO_IDLE_PARENT, .enable_reg = OMAP1_IO_ADDRESS(MOD_CONF_CTRL_0), .enable_bit = CONF_MOD_UART2_CLK_MODE_R, + .round_rate = &omap1_round_uart_rate, .set_rate = &omap1_set_uart_rate, .recalc = &omap1_uart_recalc, }; /* * XXX The enable_bit here is misused - it simply switches between 12MHz - * and 48MHz. Reimplement with clksel. + * and 48MHz. Reimplement with clk_mux. * * XXX does this need SYSC register handling? */ -static struct clk uart3_1510 = { - .name = "uart3_ck", - .ops = &clkops_null, +static struct omap1_clk uart3_1510 = { /* Direct from ULPD, no real parent */ - .parent = &armper_ck.clk, - .rate = 12000000, + .hw.init = CLK_HW_INIT("uart3_ck", "armper_ck", &omap1_clk_full_ops, 0), .flags = ENABLE_REG_32BIT | CLOCK_NO_IDLE_PARENT, .enable_reg = OMAP1_IO_ADDRESS(MOD_CONF_CTRL_0), .enable_bit = CONF_MOD_UART3_CLK_MODE_R, + .round_rate = &omap1_round_uart_rate, .set_rate = &omap1_set_uart_rate, .recalc = &omap1_uart_recalc, }; /* * XXX The enable_bit here is misused - it simply switches between 12MHz - * and 48MHz. Reimplement with clksel. + * and 48MHz. Reimplement with clk_mux. * * XXX SYSC register handling does not belong in the clock framework */ static struct uart_clk uart3_16xx = { .clk = { - .name = "uart3_ck", .ops = &clkops_uart_16xx, /* Direct from ULPD, no real parent */ - .parent = &armper_ck.clk, + .hw.init = CLK_HW_INIT("uart3_ck", "armper_ck", &omap1_clk_full_ops, 0), .rate = 48000000, .flags = ENABLE_REG_32BIT | CLOCK_NO_IDLE_PARENT, .enable_reg = OMAP1_IO_ADDRESS(MOD_CONF_CTRL_0), @@ -503,30 +445,30 @@ static struct uart_clk uart3_16xx = { .sysc_addr = 0xfffb9854, }; -static struct clk usb_clko = { /* 6 MHz output on W4_USB_CLKO */ - .name = "usb_clko", +static struct omap1_clk usb_clko = { /* 6 MHz output on W4_USB_CLKO */ .ops = &clkops_generic, /* Direct from ULPD, no parent */ + .hw.init = CLK_HW_INIT_NO_PARENT("usb_clko", &omap1_clk_full_ops, 0), .rate = 6000000, .flags = ENABLE_REG_32BIT, .enable_reg = OMAP1_IO_ADDRESS(ULPD_CLOCK_CTRL), .enable_bit = USB_MCLK_EN_BIT, }; -static struct clk usb_hhc_ck1510 = { - .name = "usb_hhc_ck", +static struct omap1_clk usb_hhc_ck1510 = { .ops = &clkops_generic, /* Direct from ULPD, no parent */ + .hw.init = CLK_HW_INIT_NO_PARENT("usb_hhc_ck", &omap1_clk_full_ops, 0), .rate = 48000000, /* Actually 2 clocks, 12MHz and 48MHz */ .flags = ENABLE_REG_32BIT, .enable_reg = OMAP1_IO_ADDRESS(MOD_CONF_CTRL_0), .enable_bit = USB_HOST_HHC_UHOST_EN, }; -static struct clk usb_hhc_ck16xx = { - .name = "usb_hhc_ck", +static struct omap1_clk usb_hhc_ck16xx = { .ops = &clkops_generic, /* Direct from ULPD, no parent */ + .hw.init = CLK_HW_INIT_NO_PARENT("usb_hhc_ck", &omap1_clk_full_ops, 0), .rate = 48000000, /* OTG_SYSCON_2.OTG_PADEN == 0 (not 1510-compatible) */ .flags = ENABLE_REG_32BIT, @@ -534,46 +476,46 @@ static struct clk usb_hhc_ck16xx = { .enable_bit = OTG_SYSCON_2_UHOST_EN_SHIFT }; -static struct clk usb_dc_ck = { - .name = "usb_dc_ck", +static struct omap1_clk usb_dc_ck = { .ops = &clkops_generic, /* Direct from ULPD, no parent */ + .hw.init = CLK_HW_INIT_NO_PARENT("usb_dc_ck", &omap1_clk_full_ops, 0), .rate = 48000000, .enable_reg = OMAP1_IO_ADDRESS(SOFT_REQ_REG), .enable_bit = SOFT_USB_OTG_DPLL_REQ_SHIFT, }; -static struct clk uart1_7xx = { - .name = "uart1_ck", +static struct omap1_clk uart1_7xx = { .ops = &clkops_generic, /* Direct from ULPD, no parent */ + .hw.init = CLK_HW_INIT_NO_PARENT("uart1_ck", &omap1_clk_full_ops, 0), .rate = 12000000, .enable_reg = OMAP1_IO_ADDRESS(SOFT_REQ_REG), .enable_bit = 9, }; -static struct clk uart2_7xx = { - .name = "uart2_ck", +static struct omap1_clk uart2_7xx = { .ops = &clkops_generic, /* Direct from ULPD, no parent */ + .hw.init = CLK_HW_INIT_NO_PARENT("uart2_ck", &omap1_clk_full_ops, 0), .rate = 12000000, .enable_reg = OMAP1_IO_ADDRESS(SOFT_REQ_REG), .enable_bit = 11, }; -static struct clk mclk_1510 = { - .name = "mclk", +static struct omap1_clk mclk_1510 = { .ops = &clkops_generic, /* Direct from ULPD, no parent. May be enabled by ext hardware. */ + .hw.init = CLK_HW_INIT_NO_PARENT("mclk", &omap1_clk_full_ops, 0), .rate = 12000000, .enable_reg = OMAP1_IO_ADDRESS(SOFT_REQ_REG), .enable_bit = SOFT_COM_MCKO_REQ_SHIFT, }; -static struct clk mclk_16xx = { - .name = "mclk", +static struct omap1_clk mclk_16xx = { .ops = &clkops_generic, /* Direct from ULPD, no parent. May be enabled by ext hardware. */ + .hw.init = CLK_HW_INIT_NO_PARENT("mclk", &omap1_clk_full_ops, 0), .enable_reg = OMAP1_IO_ADDRESS(COM_CLK_DIV_CTRL_SEL), .enable_bit = COM_ULPD_PLL_CLK_REQ, .set_rate = &omap1_set_ext_clk_rate, @@ -581,17 +523,16 @@ static struct clk mclk_16xx = { .init = &omap1_init_ext_clk, }; -static struct clk bclk_1510 = { - .name = "bclk", - .ops = &clkops_generic, +static struct omap1_clk bclk_1510 = { /* Direct from ULPD, no parent. May be enabled by ext hardware. */ + .hw.init = CLK_HW_INIT_NO_PARENT("bclk", &omap1_clk_rate_ops, 0), .rate = 12000000, }; -static struct clk bclk_16xx = { - .name = "bclk", +static struct omap1_clk bclk_16xx = { .ops = &clkops_generic, /* Direct from ULPD, no parent. May be enabled by ext hardware. */ + .hw.init = CLK_HW_INIT_NO_PARENT("bclk", &omap1_clk_full_ops, 0), .enable_reg = OMAP1_IO_ADDRESS(SWD_CLK_DIV_CTRL_SEL), .enable_bit = SWD_ULPD_PLL_CLK_REQ, .set_rate = &omap1_set_ext_clk_rate, @@ -599,11 +540,10 @@ static struct clk bclk_16xx = { .init = &omap1_init_ext_clk, }; -static struct clk mmc1_ck = { - .name = "mmc1_ck", +static struct omap1_clk mmc1_ck = { .ops = &clkops_generic, /* Functional clock is direct from ULPD, interface clock is ARMPER */ - .parent = &armper_ck.clk, + .hw.init = CLK_HW_INIT("mmc1_ck", "armper_ck", &omap1_clk_full_ops, 0), .rate = 48000000, .flags = ENABLE_REG_32BIT | CLOCK_NO_IDLE_PARENT, .enable_reg = OMAP1_IO_ADDRESS(MOD_CONF_CTRL_0), @@ -614,32 +554,29 @@ static struct clk mmc1_ck = { * XXX MOD_CONF_CTRL_0 bit 20 is defined in the 1510 TRM as * CONF_MOD_MCBSP3_AUXON ?? */ -static struct clk mmc2_ck = { - .name = "mmc2_ck", +static struct omap1_clk mmc2_ck = { .ops = &clkops_generic, /* Functional clock is direct from ULPD, interface clock is ARMPER */ - .parent = &armper_ck.clk, + .hw.init = CLK_HW_INIT("mmc2_ck", "armper_ck", &omap1_clk_full_ops, 0), .rate = 48000000, .flags = ENABLE_REG_32BIT | CLOCK_NO_IDLE_PARENT, .enable_reg = OMAP1_IO_ADDRESS(MOD_CONF_CTRL_0), .enable_bit = 20, }; -static struct clk mmc3_ck = { - .name = "mmc3_ck", +static struct omap1_clk mmc3_ck = { .ops = &clkops_generic, /* Functional clock is direct from ULPD, interface clock is ARMPER */ - .parent = &armper_ck.clk, + .hw.init = CLK_HW_INIT("mmc3_ck", "armper_ck", &omap1_clk_full_ops, 0), .rate = 48000000, .flags = ENABLE_REG_32BIT | CLOCK_NO_IDLE_PARENT, .enable_reg = OMAP1_IO_ADDRESS(SOFT_REQ_REG), .enable_bit = SOFT_MMC_DPLL_REQ_SHIFT, }; -static struct clk virtual_ck_mpu = { - .name = "mpu", - .ops = &clkops_null, - .parent = &arm_ck, /* Is smarter alias for */ +static struct omap1_clk virtual_ck_mpu = { + /* Is smarter alias for arm_ck */ + .hw.init = CLK_HW_INIT("mpu", "arm_ck", &omap1_clk_rate_ops, 0), .recalc = &followparent_recalc, .set_rate = &omap1_select_table_rate, .round_rate = &omap1_round_to_table_rate, @@ -647,20 +584,14 @@ static struct clk virtual_ck_mpu = { /* virtual functional clock domain for I2C. Just for making sure that ARMXOR_CK remains active during MPU idle whenever this is enabled */ -static struct clk i2c_fck = { - .name = "i2c_fck", - .ops = &clkops_null, +static struct omap1_clk i2c_fck = { + .hw.init = CLK_HW_INIT("i2c_fck", "armxor_ck", &omap1_clk_gate_ops, 0), .flags = CLOCK_NO_IDLE_PARENT, - .parent = &armxor_ck.clk, - .recalc = &followparent_recalc, }; -static struct clk i2c_ick = { - .name = "i2c_ick", - .ops = &clkops_null, +static struct omap1_clk i2c_ick = { + .hw.init = CLK_HW_INIT("i2c_ick", "armper_ck", &omap1_clk_gate_ops, 0), .flags = CLOCK_NO_IDLE_PARENT, - .parent = &armper_ck.clk, - .recalc = &followparent_recalc, }; /* @@ -669,81 +600,81 @@ static struct clk i2c_ick = { static struct omap_clk omap_clks[] = { /* non-ULPD clocks */ - CLK(NULL, "ck_ref", &ck_ref, CK_16XX | CK_1510 | CK_310 | CK_7XX), - CLK(NULL, "ck_dpll1", &ck_dpll1, CK_16XX | CK_1510 | CK_310 | CK_7XX), + CLK(NULL, "ck_ref", &ck_ref.hw, CK_16XX | CK_1510 | CK_310 | CK_7XX), + CLK(NULL, "ck_dpll1", &ck_dpll1.hw, CK_16XX | CK_1510 | CK_310 | CK_7XX), /* CK_GEN1 clocks */ - CLK(NULL, "ck_dpll1out", &ck_dpll1out.clk, CK_16XX), - CLK(NULL, "ck_sossi", &sossi_ck, CK_16XX), - CLK(NULL, "arm_ck", &arm_ck, CK_16XX | CK_1510 | CK_310), - CLK(NULL, "armper_ck", &armper_ck.clk, CK_16XX | CK_1510 | CK_310), - CLK("omap_gpio.0", "ick", &arm_gpio_ck, CK_1510 | CK_310), - CLK(NULL, "armxor_ck", &armxor_ck.clk, CK_16XX | CK_1510 | CK_310 | CK_7XX), - CLK(NULL, "armtim_ck", &armtim_ck.clk, CK_16XX | CK_1510 | CK_310), - CLK("omap_wdt", "fck", &armwdt_ck.clk, CK_16XX | CK_1510 | CK_310), - CLK("omap_wdt", "ick", &armper_ck.clk, CK_16XX), - CLK("omap_wdt", "ick", &dummy_ck, CK_1510 | CK_310), - CLK(NULL, "arminth_ck", &arminth_ck1510, CK_1510 | CK_310), - CLK(NULL, "arminth_ck", &arminth_ck16xx, CK_16XX), + CLK(NULL, "ck_dpll1out", &ck_dpll1out.clk.hw, CK_16XX), + CLK(NULL, "ck_sossi", &sossi_ck.hw, CK_16XX), + CLK(NULL, "arm_ck", &arm_ck.hw, CK_16XX | CK_1510 | CK_310), + CLK(NULL, "armper_ck", &armper_ck.clk.hw, CK_16XX | CK_1510 | CK_310), + CLK("omap_gpio.0", "ick", &arm_gpio_ck.hw, CK_1510 | CK_310), + CLK(NULL, "armxor_ck", &armxor_ck.clk.hw, CK_16XX | CK_1510 | CK_310 | CK_7XX), + CLK(NULL, "armtim_ck", &armtim_ck.clk.hw, CK_16XX | CK_1510 | CK_310), + CLK("omap_wdt", "fck", &armwdt_ck.clk.hw, CK_16XX | CK_1510 | CK_310), + CLK("omap_wdt", "ick", &armper_ck.clk.hw, CK_16XX), + CLK("omap_wdt", "ick", &dummy_ck.hw, CK_1510 | CK_310), + CLK(NULL, "arminth_ck", &arminth_ck1510.hw, CK_1510 | CK_310), + CLK(NULL, "arminth_ck", &arminth_ck16xx.hw, CK_16XX), /* CK_GEN2 clocks */ - CLK(NULL, "dsp_ck", &dsp_ck, CK_16XX | CK_1510 | CK_310), - CLK(NULL, "dspmmu_ck", &dspmmu_ck, CK_16XX | CK_1510 | CK_310), - CLK(NULL, "dspper_ck", &dspper_ck, CK_16XX | CK_1510 | CK_310), - CLK(NULL, "dspxor_ck", &dspxor_ck, CK_16XX | CK_1510 | CK_310), - CLK(NULL, "dsptim_ck", &dsptim_ck, CK_16XX | CK_1510 | CK_310), + CLK(NULL, "dsp_ck", &dsp_ck.hw, CK_16XX | CK_1510 | CK_310), + CLK(NULL, "dspmmu_ck", &dspmmu_ck.hw, CK_16XX | CK_1510 | CK_310), + CLK(NULL, "dspper_ck", &dspper_ck.hw, CK_16XX | CK_1510 | CK_310), + CLK(NULL, "dspxor_ck", &dspxor_ck.hw, CK_16XX | CK_1510 | CK_310), + CLK(NULL, "dsptim_ck", &dsptim_ck.hw, CK_16XX | CK_1510 | CK_310), /* CK_GEN3 clocks */ - CLK(NULL, "tc_ck", &tc_ck.clk, CK_16XX | CK_1510 | CK_310 | CK_7XX), - CLK(NULL, "tipb_ck", &tipb_ck, CK_1510 | CK_310), - CLK(NULL, "l3_ocpi_ck", &l3_ocpi_ck, CK_16XX | CK_7XX), - CLK(NULL, "tc1_ck", &tc1_ck, CK_16XX), - CLK(NULL, "tc2_ck", &tc2_ck, CK_16XX), - CLK(NULL, "dma_ck", &dma_ck, CK_16XX | CK_1510 | CK_310), - CLK(NULL, "dma_lcdfree_ck", &dma_lcdfree_ck, CK_16XX), - CLK(NULL, "api_ck", &api_ck.clk, CK_16XX | CK_1510 | CK_310 | CK_7XX), - CLK(NULL, "lb_ck", &lb_ck.clk, CK_1510 | CK_310), - CLK(NULL, "rhea1_ck", &rhea1_ck, CK_16XX), - CLK(NULL, "rhea2_ck", &rhea2_ck, CK_16XX), - CLK(NULL, "lcd_ck", &lcd_ck_16xx, CK_16XX | CK_7XX), - CLK(NULL, "lcd_ck", &lcd_ck_1510.clk, CK_1510 | CK_310), + CLK(NULL, "tc_ck", &tc_ck.clk.hw, CK_16XX | CK_1510 | CK_310 | CK_7XX), + CLK(NULL, "tipb_ck", &tipb_ck.hw, CK_1510 | CK_310), + CLK(NULL, "l3_ocpi_ck", &l3_ocpi_ck.hw, CK_16XX | CK_7XX), + CLK(NULL, "tc1_ck", &tc1_ck.hw, CK_16XX), + CLK(NULL, "tc2_ck", &tc2_ck.hw, CK_16XX), + CLK(NULL, "dma_ck", &dma_ck.hw, CK_16XX | CK_1510 | CK_310), + CLK(NULL, "dma_lcdfree_ck", &dma_lcdfree_ck.hw, CK_16XX), + CLK(NULL, "api_ck", &api_ck.clk.hw, CK_16XX | CK_1510 | CK_310 | CK_7XX), + CLK(NULL, "lb_ck", &lb_ck.clk.hw, CK_1510 | CK_310), + CLK(NULL, "rhea1_ck", &rhea1_ck.hw, CK_16XX), + CLK(NULL, "rhea2_ck", &rhea2_ck.hw, CK_16XX), + CLK(NULL, "lcd_ck", &lcd_ck_16xx.hw, CK_16XX | CK_7XX), + CLK(NULL, "lcd_ck", &lcd_ck_1510.clk.hw, CK_1510 | CK_310), /* ULPD clocks */ - CLK(NULL, "uart1_ck", &uart1_1510, CK_1510 | CK_310), - CLK(NULL, "uart1_ck", &uart1_16xx.clk, CK_16XX), - CLK(NULL, "uart1_ck", &uart1_7xx, CK_7XX), - CLK(NULL, "uart2_ck", &uart2_ck, CK_16XX | CK_1510 | CK_310), - CLK(NULL, "uart2_ck", &uart2_7xx, CK_7XX), - CLK(NULL, "uart3_ck", &uart3_1510, CK_1510 | CK_310), - CLK(NULL, "uart3_ck", &uart3_16xx.clk, CK_16XX), - CLK(NULL, "usb_clko", &usb_clko, CK_16XX | CK_1510 | CK_310), - CLK(NULL, "usb_hhc_ck", &usb_hhc_ck1510, CK_1510 | CK_310), - CLK(NULL, "usb_hhc_ck", &usb_hhc_ck16xx, CK_16XX), - CLK(NULL, "usb_dc_ck", &usb_dc_ck, CK_16XX | CK_7XX), - CLK(NULL, "mclk", &mclk_1510, CK_1510 | CK_310), - CLK(NULL, "mclk", &mclk_16xx, CK_16XX), - CLK(NULL, "bclk", &bclk_1510, CK_1510 | CK_310), - CLK(NULL, "bclk", &bclk_16xx, CK_16XX), - CLK("mmci-omap.0", "fck", &mmc1_ck, CK_16XX | CK_1510 | CK_310), - CLK("mmci-omap.0", "fck", &mmc3_ck, CK_7XX), - CLK("mmci-omap.0", "ick", &armper_ck.clk, CK_16XX | CK_1510 | CK_310 | CK_7XX), - CLK("mmci-omap.1", "fck", &mmc2_ck, CK_16XX), - CLK("mmci-omap.1", "ick", &armper_ck.clk, CK_16XX), + CLK(NULL, "uart1_ck", &uart1_1510.hw, CK_1510 | CK_310), + CLK(NULL, "uart1_ck", &uart1_16xx.clk.hw, CK_16XX), + CLK(NULL, "uart1_ck", &uart1_7xx.hw, CK_7XX), + CLK(NULL, "uart2_ck", &uart2_ck.hw, CK_16XX | CK_1510 | CK_310), + CLK(NULL, "uart2_ck", &uart2_7xx.hw, CK_7XX), + CLK(NULL, "uart3_ck", &uart3_1510.hw, CK_1510 | CK_310), + CLK(NULL, "uart3_ck", &uart3_16xx.clk.hw, CK_16XX), + CLK(NULL, "usb_clko", &usb_clko.hw, CK_16XX | CK_1510 | CK_310), + CLK(NULL, "usb_hhc_ck", &usb_hhc_ck1510.hw, CK_1510 | CK_310), + CLK(NULL, "usb_hhc_ck", &usb_hhc_ck16xx.hw, CK_16XX), + CLK(NULL, "usb_dc_ck", &usb_dc_ck.hw, CK_16XX | CK_7XX), + CLK(NULL, "mclk", &mclk_1510.hw, CK_1510 | CK_310), + CLK(NULL, "mclk", &mclk_16xx.hw, CK_16XX), + CLK(NULL, "bclk", &bclk_1510.hw, CK_1510 | CK_310), + CLK(NULL, "bclk", &bclk_16xx.hw, CK_16XX), + CLK("mmci-omap.0", "fck", &mmc1_ck.hw, CK_16XX | CK_1510 | CK_310), + CLK("mmci-omap.0", "fck", &mmc3_ck.hw, CK_7XX), + CLK("mmci-omap.0", "ick", &armper_ck.clk.hw, CK_16XX | CK_1510 | CK_310 | CK_7XX), + CLK("mmci-omap.1", "fck", &mmc2_ck.hw, CK_16XX), + CLK("mmci-omap.1", "ick", &armper_ck.clk.hw, CK_16XX), /* Virtual clocks */ - CLK(NULL, "mpu", &virtual_ck_mpu, CK_16XX | CK_1510 | CK_310), - CLK("omap_i2c.1", "fck", &i2c_fck, CK_16XX | CK_1510 | CK_310 | CK_7XX), - CLK("omap_i2c.1", "ick", &i2c_ick, CK_16XX), - CLK("omap_i2c.1", "ick", &dummy_ck, CK_1510 | CK_310 | CK_7XX), - CLK("omap1_spi100k.1", "fck", &dummy_ck, CK_7XX), - CLK("omap1_spi100k.1", "ick", &dummy_ck, CK_7XX), - CLK("omap1_spi100k.2", "fck", &dummy_ck, CK_7XX), - CLK("omap1_spi100k.2", "ick", &dummy_ck, CK_7XX), - CLK("omap_uwire", "fck", &armxor_ck.clk, CK_16XX | CK_1510 | CK_310), - CLK("omap-mcbsp.1", "ick", &dspper_ck, CK_16XX), - CLK("omap-mcbsp.1", "ick", &dummy_ck, CK_1510 | CK_310), - CLK("omap-mcbsp.2", "ick", &armper_ck.clk, CK_16XX), - CLK("omap-mcbsp.2", "ick", &dummy_ck, CK_1510 | CK_310), - CLK("omap-mcbsp.3", "ick", &dspper_ck, CK_16XX), - CLK("omap-mcbsp.3", "ick", &dummy_ck, CK_1510 | CK_310), - CLK("omap-mcbsp.1", "fck", &dspxor_ck, CK_16XX | CK_1510 | CK_310), - CLK("omap-mcbsp.2", "fck", &armper_ck.clk, CK_16XX | CK_1510 | CK_310), - CLK("omap-mcbsp.3", "fck", &dspxor_ck, CK_16XX | CK_1510 | CK_310), + CLK(NULL, "mpu", &virtual_ck_mpu.hw, CK_16XX | CK_1510 | CK_310), + CLK("omap_i2c.1", "fck", &i2c_fck.hw, CK_16XX | CK_1510 | CK_310 | CK_7XX), + CLK("omap_i2c.1", "ick", &i2c_ick.hw, CK_16XX), + CLK("omap_i2c.1", "ick", &dummy_ck.hw, CK_1510 | CK_310 | CK_7XX), + CLK("omap1_spi100k.1", "fck", &dummy_ck.hw, CK_7XX), + CLK("omap1_spi100k.1", "ick", &dummy_ck.hw, CK_7XX), + CLK("omap1_spi100k.2", "fck", &dummy_ck.hw, CK_7XX), + CLK("omap1_spi100k.2", "ick", &dummy_ck.hw, CK_7XX), + CLK("omap_uwire", "fck", &armxor_ck.clk.hw, CK_16XX | CK_1510 | CK_310), + CLK("omap-mcbsp.1", "ick", &dspper_ck.hw, CK_16XX), + CLK("omap-mcbsp.1", "ick", &dummy_ck.hw, CK_1510 | CK_310), + CLK("omap-mcbsp.2", "ick", &armper_ck.clk.hw, CK_16XX), + CLK("omap-mcbsp.2", "ick", &dummy_ck.hw, CK_1510 | CK_310), + CLK("omap-mcbsp.3", "ick", &dspper_ck.hw, CK_16XX), + CLK("omap-mcbsp.3", "ick", &dummy_ck.hw, CK_1510 | CK_310), + CLK("omap-mcbsp.1", "fck", &dspxor_ck.hw, CK_16XX | CK_1510 | CK_310), + CLK("omap-mcbsp.2", "fck", &armper_ck.clk.hw, CK_16XX | CK_1510 | CK_310), + CLK("omap-mcbsp.3", "fck", &dspxor_ck.hw, CK_16XX | CK_1510 | CK_310), }; /* @@ -763,15 +694,14 @@ u32 cpu_mask; int __init omap1_clk_init(void) { struct omap_clk *c; - int crystal_type = 0; /* Default 12 MHz */ u32 reg; #ifdef CONFIG_DEBUG_LL - /* - * Resets some clocks that may be left on from bootloader, - * but leaves serial clocks on. - */ - omap_writel(0x3 << 29, MOD_CONF_CTRL_0); + /* Make sure UART clocks are enabled early */ + if (cpu_is_omap16xx()) + omap_writel(omap_readl(MOD_CONF_CTRL_0) | + CONF_MOD_UART1_CLK_MODE_R | + CONF_MOD_UART3_CLK_MODE_R, MOD_CONF_CTRL_0); #endif /* USB_REQ_EN will be disabled later if necessary (usb_dc_ck) */ @@ -783,9 +713,6 @@ int __init omap1_clk_init(void) /* By default all idlect1 clocks are allowed to idle */ arm_idlect1_mask = ~0; - for (c = omap_clks; c < omap_clks + ARRAY_SIZE(omap_clks); c++) - clk_preinit(c->lk.clk); - cpu_mask = 0; if (cpu_is_omap1710()) cpu_mask |= CK_1710; @@ -793,32 +720,19 @@ int __init omap1_clk_init(void) cpu_mask |= CK_16XX; if (cpu_is_omap1510()) cpu_mask |= CK_1510; - if (cpu_is_omap7xx()) - cpu_mask |= CK_7XX; if (cpu_is_omap310()) cpu_mask |= CK_310; - for (c = omap_clks; c < omap_clks + ARRAY_SIZE(omap_clks); c++) - if (c->cpu & cpu_mask) { - clkdev_add(&c->lk); - clk_register(c->lk.clk); - } - /* Pointers to these clocks are needed by code in clock.c */ - api_ck_p = clk_get(NULL, "api_ck"); - ck_dpll1_p = clk_get(NULL, "ck_dpll1"); - ck_ref_p = clk_get(NULL, "ck_ref"); - - if (cpu_is_omap7xx()) - ck_ref.rate = 13000000; - if (cpu_is_omap16xx() && crystal_type == 2) - ck_ref.rate = 19200000; + api_ck_p = &api_ck.clk; + ck_dpll1_p = &ck_dpll1; + ck_ref_p = &ck_ref; pr_info("Clocks: ARM_SYSST: 0x%04x DPLL_CTL: 0x%04x ARM_CKCTL: 0x%04x\n", omap_readw(ARM_SYSST), omap_readw(DPLL_CTL), omap_readw(ARM_CKCTL)); - /* We want to be in syncronous scalable mode */ + /* We want to be in synchronous scalable mode */ omap_writew(0x1000, ARM_SYSST); @@ -851,15 +765,6 @@ int __init omap1_clk_init(void) } } } - propagate_rate(&ck_dpll1); - /* Cache rates for clocks connected to ck_ref (not dpll1) */ - propagate_rate(&ck_ref); - omap1_show_rates(); - if (machine_is_omap_perseus2() || machine_is_omap_fsample()) { - /* Select slicer output as OMAP input clock */ - omap_writew(omap_readw(OMAP7XX_PCC_UPLD_CTRL) & ~0x1, - OMAP7XX_PCC_UPLD_CTRL); - } /* Amstrad Delta wants BCLK high when inactive */ if (machine_is_ams_delta()) @@ -868,11 +773,7 @@ int __init omap1_clk_init(void) ULPD_CLOCK_CTRL); /* Turn off DSP and ARM_TIMXO. Make sure ARM_INTHCK is not divided */ - /* (on 730, bit 13 must not be cleared) */ - if (cpu_is_omap7xx()) - omap_writew(omap_readw(ARM_CKCTL) & 0x2fff, ARM_CKCTL); - else - omap_writew(omap_readw(ARM_CKCTL) & 0x0fff, ARM_CKCTL); + omap_writew(omap_readw(ARM_CKCTL) & 0x0fff, ARM_CKCTL); /* Put DSP/MPUI into reset until needed */ omap_writew(0, ARM_RSTCT1); @@ -886,16 +787,28 @@ int __init omap1_clk_init(void) */ omap_writew(0x0000, ARM_IDLECT2); /* Turn LCD clock off also */ - /* - * Only enable those clocks we will need, let the drivers - * enable other clocks as necessary - */ - clk_enable(&armper_ck.clk); - clk_enable(&armxor_ck.clk); - clk_enable(&armtim_ck.clk); /* This should be done by timer code */ + for (c = omap_clks; c < omap_clks + ARRAY_SIZE(omap_clks); c++) { + if (!(c->cpu & cpu_mask)) + continue; + + if (c->lk.clk_hw->init) { /* NULL if provider already registered */ + const struct clk_init_data *init = c->lk.clk_hw->init; + const char *name = c->lk.clk_hw->init->name; + int err; + + err = clk_hw_register(NULL, c->lk.clk_hw); + if (err < 0) { + pr_err("failed to register clock \"%s\"! (%d)\n", name, err); + /* may be tried again, restore init data */ + c->lk.clk_hw->init = init; + continue; + } + } - if (cpu_is_omap15xx()) - clk_enable(&arm_gpio_ck); + clk_hw_register_clkdev(c->lk.clk_hw, c->lk.con_id, c->lk.dev_id); + } + + omap1_show_rates(); return 0; } @@ -907,7 +820,7 @@ void __init omap1_clk_late_init(void) unsigned long rate = ck_dpll1.rate; /* Find the highest supported frequency and enable it */ - if (omap1_select_table_rate(&virtual_ck_mpu, ~0)) { + if (omap1_select_table_rate(&virtual_ck_mpu, ~0, arm_ck.rate)) { pr_err("System frequencies not set, using default. Check your config.\n"); /* * Reprogramming the DPLL is tricky, it must be done from SRAM. diff --git a/arch/arm/mach-omap1/common.h b/arch/arm/mach-omap1/common.h index 504b959ba5cf..7a7c3d9eb84a 100644 --- a/arch/arm/mach-omap1/common.h +++ b/arch/arm/mach-omap1/common.h @@ -31,39 +31,10 @@ #include <asm/exception.h> -#include <mach/irqs.h> - +#include "irqs.h" #include "soc.h" #include "i2c.h" -#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) -void omap7xx_map_io(void); -#else -static inline void omap7xx_map_io(void) -{ -} -#endif - -#ifdef CONFIG_ARCH_OMAP15XX -void omap1510_fpga_init_irq(void); -void omap15xx_map_io(void); -#else -static inline void omap1510_fpga_init_irq(void) -{ -} -static inline void omap15xx_map_io(void) -{ -} -#endif - -#ifdef CONFIG_ARCH_OMAP16XX -void omap16xx_map_io(void); -#else -static inline void omap16xx_map_io(void) -{ -} -#endif - #ifdef CONFIG_OMAP_SERIAL_WAKE int omap_serial_wakeup_init(void); #else @@ -73,6 +44,7 @@ static inline int omap_serial_wakeup_init(void) } #endif +void omap1_map_io(void); void omap1_init_early(void); void omap1_init_irq(void); void __exception_irq_entry omap1_handle_irq(struct pt_regs *regs); diff --git a/arch/arm/mach-omap1/devices.c b/arch/arm/mach-omap1/devices.c index 3c4900ac72fc..8b2c5f911e97 100644 --- a/arch/arm/mach-omap1/devices.c +++ b/arch/arm/mach-omap1/devices.c @@ -6,7 +6,6 @@ */ #include <linux/dma-mapping.h> -#include <linux/gpio.h> #include <linux/module.h> #include <linux/kernel.h> #include <linux/init.h> @@ -14,16 +13,14 @@ #include <linux/spi/spi.h> #include <linux/platform_data/omap-wd-timer.h> +#include <linux/soc/ti/omap1-io.h> #include <asm/mach/map.h> -#include <mach/tc.h> -#include <mach/mux.h> - -#include <mach/omap7xx.h> -#include "camera.h" -#include <mach/hardware.h> +#include "tc.h" +#include "mux.h" +#include "hardware.h" #include "common.h" #include "clock.h" #include "mmc.h" @@ -64,8 +61,6 @@ static void omap_init_rtc(void) static inline void omap_init_rtc(void) {} #endif -static inline void omap_init_mbox(void) { } - /*-------------------------------------------------------------------------*/ #if IS_ENABLED(CONFIG_MMC_OMAP) @@ -74,22 +69,16 @@ static inline void omap1_mmc_mux(struct omap_mmc_platform_data *mmc_controller, int controller_nr) { if (controller_nr == 0) { - if (cpu_is_omap7xx()) { - omap_cfg_reg(MMC_7XX_CMD); - omap_cfg_reg(MMC_7XX_CLK); - omap_cfg_reg(MMC_7XX_DAT0); - } else { - omap_cfg_reg(MMC_CMD); - omap_cfg_reg(MMC_CLK); - omap_cfg_reg(MMC_DAT0); - } + omap_cfg_reg(MMC_CMD); + omap_cfg_reg(MMC_CLK); + omap_cfg_reg(MMC_DAT0); if (cpu_is_omap1710()) { omap_cfg_reg(M15_1710_MMC_CLKI); omap_cfg_reg(P19_1710_MMC_CMDDIR); omap_cfg_reg(P20_1710_MMC_DATDIR0); } - if (mmc_controller->slots[0].wires == 4 && !cpu_is_omap7xx()) { + if (mmc_controller->slots[0].wires == 4) { omap_cfg_reg(MMC_DAT1); /* NOTE: DAT2 can be on W10 (here) or M15 */ if (!mmc_controller->slots[0].nomux) @@ -155,8 +144,6 @@ static int __init omap_mmc_add(const char *name, int id, unsigned long base, res[3].name = "tx"; res[3].flags = IORESOURCE_DMA; - if (cpu_is_omap7xx()) - data->slots[0].features = MMC_OMAP7XX; if (cpu_is_omap15xx()) data->slots[0].features = MMC_OMAP15XX; if (cpu_is_omap16xx()) @@ -225,85 +212,6 @@ void __init omap1_init_mmc(struct omap_mmc_platform_data **mmc_data, /*-------------------------------------------------------------------------*/ -/* OMAP7xx SPI support */ -#if IS_ENABLED(CONFIG_SPI_OMAP_100K) - -struct platform_device omap_spi1 = { - .name = "omap1_spi100k", - .id = 1, -}; - -struct platform_device omap_spi2 = { - .name = "omap1_spi100k", - .id = 2, -}; - -static void omap_init_spi100k(void) -{ - if (!cpu_is_omap7xx()) - return; - - omap_spi1.dev.platform_data = ioremap(OMAP7XX_SPI1_BASE, 0x7ff); - if (omap_spi1.dev.platform_data) - platform_device_register(&omap_spi1); - - omap_spi2.dev.platform_data = ioremap(OMAP7XX_SPI2_BASE, 0x7ff); - if (omap_spi2.dev.platform_data) - platform_device_register(&omap_spi2); -} - -#else -static inline void omap_init_spi100k(void) -{ -} -#endif - - -#define OMAP1_CAMERA_BASE 0xfffb6800 -#define OMAP1_CAMERA_IOSIZE 0x1c - -static struct resource omap1_camera_resources[] = { - [0] = { - .start = OMAP1_CAMERA_BASE, - .end = OMAP1_CAMERA_BASE + OMAP1_CAMERA_IOSIZE - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = INT_CAMERA, - .flags = IORESOURCE_IRQ, - }, -}; - -static u64 omap1_camera_dma_mask = DMA_BIT_MASK(32); - -static struct platform_device omap1_camera_device = { - .name = "omap1-camera", - .id = 0, /* This is used to put cameras on this interface */ - .dev = { - .dma_mask = &omap1_camera_dma_mask, - .coherent_dma_mask = DMA_BIT_MASK(32), - }, - .num_resources = ARRAY_SIZE(omap1_camera_resources), - .resource = omap1_camera_resources, -}; - -void __init omap1_camera_init(void *info) -{ - struct platform_device *dev = &omap1_camera_device; - int ret; - - dev->dev.platform_data = info; - - ret = platform_device_register(dev); - if (ret) - dev_err(&dev->dev, "unable to register device: %d\n", ret); -} - - -/*-------------------------------------------------------------------------*/ - -static inline void omap_init_sti(void) {} - /* Numbering for the SPI-capable controllers when used for SPI: * spi = 1 * uwire = 2 @@ -399,17 +307,14 @@ static int __init omap1_init_devices(void) if (!cpu_class_is_omap1()) return -ENODEV; - omap_sram_init(); + omap1_sram_init(); omap1_clk_late_init(); /* please keep these calls, and their implementations above, * in alphabetical order so they're easier to sort through. */ - omap_init_mbox(); omap_init_rtc(); - omap_init_spi100k(); - omap_init_sti(); omap_init_uwire(); omap1_init_rng(); diff --git a/arch/arm/mach-omap1/dma.c b/arch/arm/mach-omap1/dma.c index 0ad8bdc2ed61..756966cb715f 100644 --- a/arch/arm/mach-omap1/dma.c +++ b/arch/arm/mach-omap1/dma.c @@ -10,7 +10,7 @@ * OMAP2/3 support Copyright (C) 2004-2007 Texas Instruments, Inc. * Some functions based on earlier dma-omap.c Copyright (C) 2001 RidgeRun, Inc. * - * Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/ + * Copyright (C) 2010 Texas Instruments Incorporated - https://www.ti.com/ * Converted DMA library into platform driver * - G, Manjunath Kondaiah <manjugk@ti.com> */ @@ -24,7 +24,7 @@ #include <linux/dma-mapping.h> #include <linux/dmaengine.h> #include <linux/omap-dma.h> -#include <mach/tc.h> +#include "tc.h" #include "soc.h" @@ -261,22 +261,6 @@ static const struct platform_device_info omap_dma_dev_info = { .num_res = 1, }; -/* OMAP730, OMAP850 */ -static const struct dma_slave_map omap7xx_sdma_map[] = { - { "omap-mcbsp.1", "tx", SDMA_FILTER_PARAM(8) }, - { "omap-mcbsp.1", "rx", SDMA_FILTER_PARAM(9) }, - { "omap-mcbsp.2", "tx", SDMA_FILTER_PARAM(10) }, - { "omap-mcbsp.2", "rx", SDMA_FILTER_PARAM(11) }, - { "mmci-omap.0", "tx", SDMA_FILTER_PARAM(21) }, - { "mmci-omap.0", "rx", SDMA_FILTER_PARAM(22) }, - { "omap_udc", "rx0", SDMA_FILTER_PARAM(26) }, - { "omap_udc", "rx1", SDMA_FILTER_PARAM(27) }, - { "omap_udc", "rx2", SDMA_FILTER_PARAM(28) }, - { "omap_udc", "tx0", SDMA_FILTER_PARAM(29) }, - { "omap_udc", "tx1", SDMA_FILTER_PARAM(30) }, - { "omap_udc", "tx2", SDMA_FILTER_PARAM(31) }, -}; - /* OMAP1510, OMAP1610*/ static const struct dma_slave_map omap1xxx_sdma_map[] = { { "omap-mcbsp.1", "tx", SDMA_FILTER_PARAM(8) }, @@ -371,13 +355,8 @@ static int __init omap1_system_dma_init(void) p.dma_attr = d; p.errata = configure_dma_errata(); - if (cpu_is_omap7xx()) { - p.slave_map = omap7xx_sdma_map; - p.slavecnt = ARRAY_SIZE(omap7xx_sdma_map); - } else { - p.slave_map = omap1xxx_sdma_map; - p.slavecnt = ARRAY_SIZE(omap1xxx_sdma_map); - } + p.slave_map = omap1xxx_sdma_map; + p.slavecnt = ARRAY_SIZE(omap1xxx_sdma_map); ret = platform_device_add_data(pdev, &p, sizeof(p)); if (ret) { diff --git a/arch/arm/mach-omap1/fb.c b/arch/arm/mach-omap1/fb.c index 0e32a959f254..b6e952b03838 100644 --- a/arch/arm/mach-omap1/fb.c +++ b/arch/arm/mach-omap1/fb.c @@ -17,9 +17,12 @@ #include <linux/io.h> #include <linux/omapfb.h> #include <linux/dma-mapping.h> +#include <linux/irq.h> #include <asm/mach/map.h> +#include "irqs.h" + #if IS_ENABLED(CONFIG_FB_OMAP) static bool omapfb_lcd_configured; @@ -27,6 +30,19 @@ static struct omapfb_platform_data omapfb_config; static u64 omap_fb_dma_mask = ~(u32)0; +static struct resource omap_fb_resources[] = { + { + .name = "irq", + .start = INT_LCD_CTRL, + .flags = IORESOURCE_IRQ, + }, + { + .name = "irq", + .start = INT_SOSSI_MATCH, + .flags = IORESOURCE_IRQ, + }, +}; + static struct platform_device omap_fb_device = { .name = "omapfb", .id = -1, @@ -35,7 +51,8 @@ static struct platform_device omap_fb_device = { .coherent_dma_mask = DMA_BIT_MASK(32), .platform_data = &omapfb_config, }, - .num_resources = 0, + .num_resources = ARRAY_SIZE(omap_fb_resources), + .resource = omap_fb_resources, }; void __init omapfb_set_lcd_config(const struct omap_lcd_config *config) diff --git a/arch/arm/mach-omap1/flash.c b/arch/arm/mach-omap1/flash.c index 40e43ce5329f..0a3ddb3b66eb 100644 --- a/arch/arm/mach-omap1/flash.c +++ b/arch/arm/mach-omap1/flash.c @@ -6,11 +6,12 @@ #include <linux/io.h> #include <linux/mtd/mtd.h> #include <linux/mtd/map.h> +#include <linux/soc/ti/omap1-io.h> + +#include "tc.h" -#include <mach/tc.h> #include "flash.h" -#include <mach/hardware.h> void omap1_set_vpp(struct platform_device *pdev, int enable) { diff --git a/arch/arm/mach-omap1/fpga.c b/arch/arm/mach-omap1/fpga.c deleted file mode 100644 index f03ed523f20f..000000000000 --- a/arch/arm/mach-omap1/fpga.c +++ /dev/null @@ -1,187 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * linux/arch/arm/mach-omap1/fpga.c - * - * Interrupt handler for OMAP-1510 Innovator FPGA - * - * Copyright (C) 2001 RidgeRun, Inc. - * Author: Greg Lonnon <glonnon@ridgerun.com> - * - * Copyright (C) 2002 MontaVista Software, Inc. - * - * Separated FPGA interrupts from innovator1510.c and cleaned up for 2.6 - * Copyright (C) 2004 Nokia Corporation by Tony Lindrgen <tony@atomide.com> - */ - -#include <linux/types.h> -#include <linux/gpio.h> -#include <linux/init.h> -#include <linux/kernel.h> -#include <linux/device.h> -#include <linux/errno.h> -#include <linux/io.h> - -#include <asm/irq.h> -#include <asm/mach/irq.h> - -#include <mach/hardware.h> - -#include "iomap.h" -#include "common.h" -#include "fpga.h" - -static void fpga_mask_irq(struct irq_data *d) -{ - unsigned int irq = d->irq - OMAP_FPGA_IRQ_BASE; - - if (irq < 8) - __raw_writeb((__raw_readb(OMAP1510_FPGA_IMR_LO) - & ~(1 << irq)), OMAP1510_FPGA_IMR_LO); - else if (irq < 16) - __raw_writeb((__raw_readb(OMAP1510_FPGA_IMR_HI) - & ~(1 << (irq - 8))), OMAP1510_FPGA_IMR_HI); - else - __raw_writeb((__raw_readb(INNOVATOR_FPGA_IMR2) - & ~(1 << (irq - 16))), INNOVATOR_FPGA_IMR2); -} - - -static inline u32 get_fpga_unmasked_irqs(void) -{ - return - ((__raw_readb(OMAP1510_FPGA_ISR_LO) & - __raw_readb(OMAP1510_FPGA_IMR_LO))) | - ((__raw_readb(OMAP1510_FPGA_ISR_HI) & - __raw_readb(OMAP1510_FPGA_IMR_HI)) << 8) | - ((__raw_readb(INNOVATOR_FPGA_ISR2) & - __raw_readb(INNOVATOR_FPGA_IMR2)) << 16); -} - - -static void fpga_ack_irq(struct irq_data *d) -{ - /* Don't need to explicitly ACK FPGA interrupts */ -} - -static void fpga_unmask_irq(struct irq_data *d) -{ - unsigned int irq = d->irq - OMAP_FPGA_IRQ_BASE; - - if (irq < 8) - __raw_writeb((__raw_readb(OMAP1510_FPGA_IMR_LO) | (1 << irq)), - OMAP1510_FPGA_IMR_LO); - else if (irq < 16) - __raw_writeb((__raw_readb(OMAP1510_FPGA_IMR_HI) - | (1 << (irq - 8))), OMAP1510_FPGA_IMR_HI); - else - __raw_writeb((__raw_readb(INNOVATOR_FPGA_IMR2) - | (1 << (irq - 16))), INNOVATOR_FPGA_IMR2); -} - -static void fpga_mask_ack_irq(struct irq_data *d) -{ - fpga_mask_irq(d); - fpga_ack_irq(d); -} - -static void innovator_fpga_IRQ_demux(struct irq_desc *desc) -{ - u32 stat; - int fpga_irq; - - stat = get_fpga_unmasked_irqs(); - - if (!stat) - return; - - for (fpga_irq = OMAP_FPGA_IRQ_BASE; - (fpga_irq < OMAP_FPGA_IRQ_END) && stat; - fpga_irq++, stat >>= 1) { - if (stat & 1) { - generic_handle_irq(fpga_irq); - } - } -} - -static struct irq_chip omap_fpga_irq_ack = { - .name = "FPGA-ack", - .irq_ack = fpga_mask_ack_irq, - .irq_mask = fpga_mask_irq, - .irq_unmask = fpga_unmask_irq, -}; - - -static struct irq_chip omap_fpga_irq = { - .name = "FPGA", - .irq_ack = fpga_ack_irq, - .irq_mask = fpga_mask_irq, - .irq_unmask = fpga_unmask_irq, -}; - -/* - * All of the FPGA interrupt request inputs except for the touchscreen are - * edge-sensitive; the touchscreen is level-sensitive. The edge-sensitive - * interrupts are acknowledged as a side-effect of reading the interrupt - * status register from the FPGA. The edge-sensitive interrupt inputs - * cause a problem with level interrupt requests, such as Ethernet. The - * problem occurs when a level interrupt request is asserted while its - * interrupt input is masked in the FPGA, which results in a missed - * interrupt. - * - * In an attempt to workaround the problem with missed interrupts, the - * mask_ack routine for all of the FPGA interrupts has been changed from - * fpga_mask_ack_irq() to fpga_ack_irq() so that the specific FPGA interrupt - * being serviced is left unmasked. We can do this because the FPGA cascade - * interrupt is run with all interrupts masked. - * - * Limited testing indicates that this workaround appears to be effective - * for the smc9194 Ethernet driver used on the Innovator. It should work - * on other FPGA interrupts as well, but any drivers that explicitly mask - * interrupts at the interrupt controller via disable_irq/enable_irq - * could pose a problem. - */ -void omap1510_fpga_init_irq(void) -{ - int i, res; - - __raw_writeb(0, OMAP1510_FPGA_IMR_LO); - __raw_writeb(0, OMAP1510_FPGA_IMR_HI); - __raw_writeb(0, INNOVATOR_FPGA_IMR2); - - for (i = OMAP_FPGA_IRQ_BASE; i < OMAP_FPGA_IRQ_END; i++) { - - if (i == OMAP1510_INT_FPGA_TS) { - /* - * The touchscreen interrupt is level-sensitive, so - * we'll use the regular mask_ack routine for it. - */ - irq_set_chip(i, &omap_fpga_irq_ack); - } - else { - /* - * All FPGA interrupts except the touchscreen are - * edge-sensitive, so we won't mask them. - */ - irq_set_chip(i, &omap_fpga_irq); - } - - irq_set_handler(i, handle_edge_irq); - irq_clear_status_flags(i, IRQ_NOREQUEST); - } - - /* - * The FPGA interrupt line is connected to GPIO13. Claim this pin for - * the ARM. - * - * NOTE: For general GPIO/MPUIO access and interrupts, please see - * gpio.[ch] - */ - res = gpio_request(13, "FPGA irq"); - if (res) { - pr_err("%s failed to get gpio\n", __func__); - return; - } - gpio_direction_input(13); - irq_set_irq_type(gpio_to_irq(13), IRQ_TYPE_EDGE_RISING); - irq_set_chained_handler(OMAP1510_INT_FPGA, innovator_fpga_IRQ_demux); -} diff --git a/arch/arm/mach-omap1/fpga.h b/arch/arm/mach-omap1/fpga.h deleted file mode 100644 index 7e7450edacc1..000000000000 --- a/arch/arm/mach-omap1/fpga.h +++ /dev/null @@ -1,49 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Interrupt handler for OMAP-1510 FPGA - * - * Copyright (C) 2001 RidgeRun, Inc. - * Author: Greg Lonnon <glonnon@ridgerun.com> - * - * Copyright (C) 2002 MontaVista Software, Inc. - * - * Separated FPGA interrupts from innovator1510.c and cleaned up for 2.6 - * Copyright (C) 2004 Nokia Corporation by Tony Lindrgen <tony@atomide.com> - */ - -#ifndef __ASM_ARCH_OMAP_FPGA_H -#define __ASM_ARCH_OMAP_FPGA_H - -/* - * --------------------------------------------------------------------------- - * H2/P2 Debug board FPGA - * --------------------------------------------------------------------------- - */ -/* maps in the FPGA registers and the ETHR registers */ -#define H2P2_DBG_FPGA_BASE 0xE8000000 /* VA */ -#define H2P2_DBG_FPGA_SIZE SZ_4K /* SIZE */ -#define H2P2_DBG_FPGA_START 0x04000000 /* PA */ - -#define H2P2_DBG_FPGA_ETHR_START (H2P2_DBG_FPGA_START + 0x300) -#define H2P2_DBG_FPGA_FPGA_REV IOMEM(H2P2_DBG_FPGA_BASE + 0x10) /* FPGA Revision */ -#define H2P2_DBG_FPGA_BOARD_REV IOMEM(H2P2_DBG_FPGA_BASE + 0x12) /* Board Revision */ -#define H2P2_DBG_FPGA_GPIO IOMEM(H2P2_DBG_FPGA_BASE + 0x14) /* GPIO outputs */ -#define H2P2_DBG_FPGA_LEDS IOMEM(H2P2_DBG_FPGA_BASE + 0x16) /* LEDs outputs */ -#define H2P2_DBG_FPGA_MISC_INPUTS IOMEM(H2P2_DBG_FPGA_BASE + 0x18) /* Misc inputs */ -#define H2P2_DBG_FPGA_LAN_STATUS IOMEM(H2P2_DBG_FPGA_BASE + 0x1A) /* LAN Status line */ -#define H2P2_DBG_FPGA_LAN_RESET IOMEM(H2P2_DBG_FPGA_BASE + 0x1C) /* LAN Reset line */ - -/* LEDs definition on debug board (16 LEDs, all physically green) */ -#define H2P2_DBG_FPGA_LED_GREEN (1 << 15) -#define H2P2_DBG_FPGA_LED_AMBER (1 << 14) -#define H2P2_DBG_FPGA_LED_RED (1 << 13) -#define H2P2_DBG_FPGA_LED_BLUE (1 << 12) -/* cpu0 load-meter LEDs */ -#define H2P2_DBG_FPGA_LOAD_METER (1 << 0) // A bit of fun on our board ... -#define H2P2_DBG_FPGA_LOAD_METER_SIZE 11 -#define H2P2_DBG_FPGA_LOAD_METER_MASK ((1 << H2P2_DBG_FPGA_LOAD_METER_SIZE) - 1) - -#define H2P2_DBG_FPGA_P2_LED_TIMER (1 << 0) -#define H2P2_DBG_FPGA_P2_LED_IDLE (1 << 1) - -#endif diff --git a/arch/arm/mach-omap1/gpio15xx.c b/arch/arm/mach-omap1/gpio15xx.c index 312a0924d786..6724af4925f2 100644 --- a/arch/arm/mach-omap1/gpio15xx.c +++ b/arch/arm/mach-omap1/gpio15xx.c @@ -1,25 +1,18 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP15xx specific gpio init * - * Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/ + * Copyright (C) 2010 Texas Instruments Incorporated - https://www.ti.com/ * * Author: * Charulatha V <charu@ti.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation version 2. - * - * This program is distributed "as is" WITHOUT ANY WARRANTY of any - * kind, whether express or implied; without even the implied warranty - * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ -#include <linux/gpio.h> #include <linux/platform_data/gpio-omap.h> +#include <linux/soc/ti/omap1-soc.h> +#include <asm/irq.h> -#include <mach/irqs.h> +#include "irqs.h" #define OMAP1_MPUIO_VBASE OMAP1_MPUIO_BASE #define OMAP1510_GPIO_BASE 0xFFFCE000 diff --git a/arch/arm/mach-omap1/gpio16xx.c b/arch/arm/mach-omap1/gpio16xx.c index 5b7a29b294d4..55acec22fef4 100644 --- a/arch/arm/mach-omap1/gpio16xx.c +++ b/arch/arm/mach-omap1/gpio16xx.c @@ -1,26 +1,18 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP16xx specific gpio init * - * Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/ + * Copyright (C) 2010 Texas Instruments Incorporated - https://www.ti.com/ * * Author: * Charulatha V <charu@ti.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation version 2. - * - * This program is distributed "as is" WITHOUT ANY WARRANTY of any - * kind, whether express or implied; without even the implied warranty - * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ -#include <linux/gpio.h> #include <linux/platform_data/gpio-omap.h> +#include <linux/soc/ti/omap1-io.h> -#include <mach/irqs.h> - +#include "hardware.h" +#include "irqs.h" #include "soc.h" #define OMAP1610_GPIO1_BASE 0xfffbe400 diff --git a/arch/arm/mach-omap1/gpio7xx.c b/arch/arm/mach-omap1/gpio7xx.c deleted file mode 100644 index 0e5f68de23bf..000000000000 --- a/arch/arm/mach-omap1/gpio7xx.c +++ /dev/null @@ -1,281 +0,0 @@ -/* - * OMAP7xx specific gpio init - * - * Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/ - * - * Author: - * Charulatha V <charu@ti.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation version 2. - * - * This program is distributed "as is" WITHOUT ANY WARRANTY of any - * kind, whether express or implied; without even the implied warranty - * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include <linux/gpio.h> -#include <linux/platform_data/gpio-omap.h> - -#include <mach/irqs.h> - -#include "soc.h" - -#define OMAP7XX_GPIO1_BASE 0xfffbc000 -#define OMAP7XX_GPIO2_BASE 0xfffbc800 -#define OMAP7XX_GPIO3_BASE 0xfffbd000 -#define OMAP7XX_GPIO4_BASE 0xfffbd800 -#define OMAP7XX_GPIO5_BASE 0xfffbe000 -#define OMAP7XX_GPIO6_BASE 0xfffbe800 -#define OMAP1_MPUIO_VBASE OMAP1_MPUIO_BASE - -/* mpu gpio */ -static struct resource omap7xx_mpu_gpio_resources[] = { - { - .start = OMAP1_MPUIO_VBASE, - .end = OMAP1_MPUIO_VBASE + SZ_2K - 1, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_7XX_MPUIO, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct omap_gpio_reg_offs omap7xx_mpuio_regs = { - .revision = USHRT_MAX, - .direction = OMAP_MPUIO_IO_CNTL / 2, - .datain = OMAP_MPUIO_INPUT_LATCH / 2, - .dataout = OMAP_MPUIO_OUTPUT / 2, - .irqstatus = OMAP_MPUIO_GPIO_INT / 2, - .irqenable = OMAP_MPUIO_GPIO_MASKIT / 2, - .irqenable_inv = true, - .irqctrl = OMAP_MPUIO_GPIO_INT_EDGE >> 1, -}; - -static struct omap_gpio_platform_data omap7xx_mpu_gpio_config = { - .is_mpuio = true, - .bank_width = 16, - .bank_stride = 2, - .regs = &omap7xx_mpuio_regs, -}; - -static struct platform_device omap7xx_mpu_gpio = { - .name = "omap_gpio", - .id = 0, - .dev = { - .platform_data = &omap7xx_mpu_gpio_config, - }, - .num_resources = ARRAY_SIZE(omap7xx_mpu_gpio_resources), - .resource = omap7xx_mpu_gpio_resources, -}; - -/* gpio1 */ -static struct resource omap7xx_gpio1_resources[] = { - { - .start = OMAP7XX_GPIO1_BASE, - .end = OMAP7XX_GPIO1_BASE + SZ_2K - 1, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_7XX_GPIO_BANK1, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct omap_gpio_reg_offs omap7xx_gpio_regs = { - .revision = USHRT_MAX, - .direction = OMAP7XX_GPIO_DIR_CONTROL, - .datain = OMAP7XX_GPIO_DATA_INPUT, - .dataout = OMAP7XX_GPIO_DATA_OUTPUT, - .irqstatus = OMAP7XX_GPIO_INT_STATUS, - .irqenable = OMAP7XX_GPIO_INT_MASK, - .irqenable_inv = true, - .irqctrl = OMAP7XX_GPIO_INT_CONTROL, -}; - -static struct omap_gpio_platform_data omap7xx_gpio1_config = { - .bank_width = 32, - .regs = &omap7xx_gpio_regs, -}; - -static struct platform_device omap7xx_gpio1 = { - .name = "omap_gpio", - .id = 1, - .dev = { - .platform_data = &omap7xx_gpio1_config, - }, - .num_resources = ARRAY_SIZE(omap7xx_gpio1_resources), - .resource = omap7xx_gpio1_resources, -}; - -/* gpio2 */ -static struct resource omap7xx_gpio2_resources[] = { - { - .start = OMAP7XX_GPIO2_BASE, - .end = OMAP7XX_GPIO2_BASE + SZ_2K - 1, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_7XX_GPIO_BANK2, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct omap_gpio_platform_data omap7xx_gpio2_config = { - .bank_width = 32, - .regs = &omap7xx_gpio_regs, -}; - -static struct platform_device omap7xx_gpio2 = { - .name = "omap_gpio", - .id = 2, - .dev = { - .platform_data = &omap7xx_gpio2_config, - }, - .num_resources = ARRAY_SIZE(omap7xx_gpio2_resources), - .resource = omap7xx_gpio2_resources, -}; - -/* gpio3 */ -static struct resource omap7xx_gpio3_resources[] = { - { - .start = OMAP7XX_GPIO3_BASE, - .end = OMAP7XX_GPIO3_BASE + SZ_2K - 1, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_7XX_GPIO_BANK3, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct omap_gpio_platform_data omap7xx_gpio3_config = { - .bank_width = 32, - .regs = &omap7xx_gpio_regs, -}; - -static struct platform_device omap7xx_gpio3 = { - .name = "omap_gpio", - .id = 3, - .dev = { - .platform_data = &omap7xx_gpio3_config, - }, - .num_resources = ARRAY_SIZE(omap7xx_gpio3_resources), - .resource = omap7xx_gpio3_resources, -}; - -/* gpio4 */ -static struct resource omap7xx_gpio4_resources[] = { - { - .start = OMAP7XX_GPIO4_BASE, - .end = OMAP7XX_GPIO4_BASE + SZ_2K - 1, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_7XX_GPIO_BANK4, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct omap_gpio_platform_data omap7xx_gpio4_config = { - .bank_width = 32, - .regs = &omap7xx_gpio_regs, -}; - -static struct platform_device omap7xx_gpio4 = { - .name = "omap_gpio", - .id = 4, - .dev = { - .platform_data = &omap7xx_gpio4_config, - }, - .num_resources = ARRAY_SIZE(omap7xx_gpio4_resources), - .resource = omap7xx_gpio4_resources, -}; - -/* gpio5 */ -static struct resource omap7xx_gpio5_resources[] = { - { - .start = OMAP7XX_GPIO5_BASE, - .end = OMAP7XX_GPIO5_BASE + SZ_2K - 1, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_7XX_GPIO_BANK5, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct omap_gpio_platform_data omap7xx_gpio5_config = { - .bank_width = 32, - .regs = &omap7xx_gpio_regs, -}; - -static struct platform_device omap7xx_gpio5 = { - .name = "omap_gpio", - .id = 5, - .dev = { - .platform_data = &omap7xx_gpio5_config, - }, - .num_resources = ARRAY_SIZE(omap7xx_gpio5_resources), - .resource = omap7xx_gpio5_resources, -}; - -/* gpio6 */ -static struct resource omap7xx_gpio6_resources[] = { - { - .start = OMAP7XX_GPIO6_BASE, - .end = OMAP7XX_GPIO6_BASE + SZ_2K - 1, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_7XX_GPIO_BANK6, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct omap_gpio_platform_data omap7xx_gpio6_config = { - .bank_width = 32, - .regs = &omap7xx_gpio_regs, -}; - -static struct platform_device omap7xx_gpio6 = { - .name = "omap_gpio", - .id = 6, - .dev = { - .platform_data = &omap7xx_gpio6_config, - }, - .num_resources = ARRAY_SIZE(omap7xx_gpio6_resources), - .resource = omap7xx_gpio6_resources, -}; - -static struct platform_device *omap7xx_gpio_dev[] __initdata = { - &omap7xx_mpu_gpio, - &omap7xx_gpio1, - &omap7xx_gpio2, - &omap7xx_gpio3, - &omap7xx_gpio4, - &omap7xx_gpio5, - &omap7xx_gpio6, -}; - -/* - * omap7xx_gpio_init needs to be done before - * machine_init functions access gpio APIs. - * Hence omap7xx_gpio_init is a postcore_initcall. - */ -static int __init omap7xx_gpio_init(void) -{ - int i; - - if (!cpu_is_omap7xx()) - return -EINVAL; - - for (i = 0; i < ARRAY_SIZE(omap7xx_gpio_dev); i++) - platform_device_register(omap7xx_gpio_dev[i]); - - return 0; -} -postcore_initcall(omap7xx_gpio_init); diff --git a/arch/arm/mach-omap1/include/mach/hardware.h b/arch/arm/mach-omap1/hardware.h index e7c8ac7d83e3..0aa571c9e0eb 100644 --- a/arch/arm/mach-omap1/include/mach/hardware.h +++ b/arch/arm/mach-omap1/hardware.h @@ -1,6 +1,4 @@ /* - * arch/arm/mach-omap1/include/mach/hardware.h - * * Hardware definitions for TI OMAP processors and boards * * NOTE: Please put device driver specific defines into a separate header @@ -37,21 +35,12 @@ #define __ASM_ARCH_OMAP_HARDWARE_H #include <linux/sizes.h> +#include <linux/soc/ti/omap1-io.h> #ifndef __ASSEMBLER__ #include <asm/types.h> -#include <mach/soc.h> +#include <linux/soc/ti/omap1-soc.h> -/* - * NOTE: Please use ioremap + __raw_read/write where possible instead of these - */ -extern u8 omap_readb(u32 pa); -extern u16 omap_readw(u32 pa); -extern u32 omap_readl(u32 pa); -extern void omap_writeb(u8 v, u32 pa); -extern void omap_writew(u16 v, u32 pa); -extern void omap_writel(u32 v, u32 pa); - -#include <mach/tc.h> +#include "tc.h" /* Almost all documentation for chip and board memory maps assumes * BM is clear. Most devel boards have a switch to control booting @@ -72,10 +61,10 @@ static inline u32 omap_cs3_phys(void) #endif /* ifndef __ASSEMBLER__ */ -#define OMAP1_IO_OFFSET 0x01000000 /* Virtual IO = 0xfefb0000 */ +#define OMAP1_IO_OFFSET 0x00f00000 /* Virtual IO = 0xff0b0000 */ #define OMAP1_IO_ADDRESS(pa) IOMEM((pa) - OMAP1_IO_OFFSET) -#include <mach/serial.h> +#include "serial.h" /* * --------------------------------------------------------------------------- @@ -99,66 +88,6 @@ static inline u32 omap_cs3_phys(void) #define MPU_TIMER_ST (1 << 0) /* - * ---------------------------------------------------------------------------- - * Clocks - * ---------------------------------------------------------------------------- - */ -#define CLKGEN_REG_BASE (0xfffece00) -#define ARM_CKCTL (CLKGEN_REG_BASE + 0x0) -#define ARM_IDLECT1 (CLKGEN_REG_BASE + 0x4) -#define ARM_IDLECT2 (CLKGEN_REG_BASE + 0x8) -#define ARM_EWUPCT (CLKGEN_REG_BASE + 0xC) -#define ARM_RSTCT1 (CLKGEN_REG_BASE + 0x10) -#define ARM_RSTCT2 (CLKGEN_REG_BASE + 0x14) -#define ARM_SYSST (CLKGEN_REG_BASE + 0x18) -#define ARM_IDLECT3 (CLKGEN_REG_BASE + 0x24) - -#define CK_RATEF 1 -#define CK_IDLEF 2 -#define CK_ENABLEF 4 -#define CK_SELECTF 8 -#define SETARM_IDLE_SHIFT - -/* DPLL control registers */ -#define DPLL_CTL (0xfffecf00) - -/* DSP clock control. Must use __raw_readw() and __raw_writew() with these */ -#define DSP_CONFIG_REG_BASE IOMEM(0xe1008000) -#define DSP_CKCTL (DSP_CONFIG_REG_BASE + 0x0) -#define DSP_IDLECT1 (DSP_CONFIG_REG_BASE + 0x4) -#define DSP_IDLECT2 (DSP_CONFIG_REG_BASE + 0x8) -#define DSP_RSTCT2 (DSP_CONFIG_REG_BASE + 0x14) - -/* - * --------------------------------------------------------------------------- - * UPLD - * --------------------------------------------------------------------------- - */ -#define ULPD_REG_BASE (0xfffe0800) -#define ULPD_IT_STATUS (ULPD_REG_BASE + 0x14) -#define ULPD_SETUP_ANALOG_CELL_3 (ULPD_REG_BASE + 0x24) -#define ULPD_CLOCK_CTRL (ULPD_REG_BASE + 0x30) -# define DIS_USB_PVCI_CLK (1 << 5) /* no USB/FAC synch */ -# define USB_MCLK_EN (1 << 4) /* enable W4_USB_CLKO */ -#define ULPD_SOFT_REQ (ULPD_REG_BASE + 0x34) -# define SOFT_UDC_REQ (1 << 4) -# define SOFT_USB_CLK_REQ (1 << 3) -# define SOFT_DPLL_REQ (1 << 0) -#define ULPD_DPLL_CTRL (ULPD_REG_BASE + 0x3c) -#define ULPD_STATUS_REQ (ULPD_REG_BASE + 0x40) -#define ULPD_APLL_CTRL (ULPD_REG_BASE + 0x4c) -#define ULPD_POWER_CTRL (ULPD_REG_BASE + 0x50) -#define ULPD_SOFT_DISABLE_REQ_REG (ULPD_REG_BASE + 0x68) -# define DIS_MMC2_DPLL_REQ (1 << 11) -# define DIS_MMC1_DPLL_REQ (1 << 10) -# define DIS_UART3_DPLL_REQ (1 << 9) -# define DIS_UART2_DPLL_REQ (1 << 8) -# define DIS_UART1_DPLL_REQ (1 << 7) -# define DIS_USB_HOST_DPLL_REQ (1 << 6) -#define ULPD_SDW_CLK_DIV_CTRL_SEL (ULPD_REG_BASE + 0x74) -#define ULPD_CAM_CLK_CTRL (ULPD_REG_BASE + 0x7c) - -/* * --------------------------------------------------------------------------- * Watchdog timer * --------------------------------------------------------------------------- @@ -185,6 +114,10 @@ static inline u32 omap_cs3_phys(void) #define OMAP_IH1_BASE 0xfffecb00 #define OMAP_IH2_BASE 0xfffe0000 +#define OMAP_IH2_0_BASE (0xfffe0000) +#define OMAP_IH2_1_BASE (0xfffe0100) +#define OMAP_IH2_2_BASE (0xfffe0200) +#define OMAP_IH2_3_BASE (0xfffe0300) #define OMAP_IH1_ITR (OMAP_IH1_BASE + 0x00) #define OMAP_IH1_MIR (OMAP_IH1_BASE + 0x04) @@ -202,6 +135,38 @@ static inline u32 omap_cs3_phys(void) #define OMAP_IH2_ILR0 (OMAP_IH2_BASE + 0x1c) #define OMAP_IH2_ISR (OMAP_IH2_BASE + 0x9c) +#define OMAP_IH2_0_ITR (OMAP_IH2_0_BASE + 0x00) +#define OMAP_IH2_0_MIR (OMAP_IH2_0_BASE + 0x04) +#define OMAP_IH2_0_SIR_IRQ (OMAP_IH2_0_BASE + 0x10) +#define OMAP_IH2_0_SIR_FIQ (OMAP_IH2_0_BASE + 0x14) +#define OMAP_IH2_0_CONTROL (OMAP_IH2_0_BASE + 0x18) +#define OMAP_IH2_0_ILR0 (OMAP_IH2_0_BASE + 0x1c) +#define OMAP_IH2_0_ISR (OMAP_IH2_0_BASE + 0x9c) + +#define OMAP_IH2_1_ITR (OMAP_IH2_1_BASE + 0x00) +#define OMAP_IH2_1_MIR (OMAP_IH2_1_BASE + 0x04) +#define OMAP_IH2_1_SIR_IRQ (OMAP_IH2_1_BASE + 0x10) +#define OMAP_IH2_1_SIR_FIQ (OMAP_IH2_1_BASE + 0x14) +#define OMAP_IH2_1_CONTROL (OMAP_IH2_1_BASE + 0x18) +#define OMAP_IH2_1_ILR1 (OMAP_IH2_1_BASE + 0x1c) +#define OMAP_IH2_1_ISR (OMAP_IH2_1_BASE + 0x9c) + +#define OMAP_IH2_2_ITR (OMAP_IH2_2_BASE + 0x00) +#define OMAP_IH2_2_MIR (OMAP_IH2_2_BASE + 0x04) +#define OMAP_IH2_2_SIR_IRQ (OMAP_IH2_2_BASE + 0x10) +#define OMAP_IH2_2_SIR_FIQ (OMAP_IH2_2_BASE + 0x14) +#define OMAP_IH2_2_CONTROL (OMAP_IH2_2_BASE + 0x18) +#define OMAP_IH2_2_ILR2 (OMAP_IH2_2_BASE + 0x1c) +#define OMAP_IH2_2_ISR (OMAP_IH2_2_BASE + 0x9c) + +#define OMAP_IH2_3_ITR (OMAP_IH2_3_BASE + 0x00) +#define OMAP_IH2_3_MIR (OMAP_IH2_3_BASE + 0x04) +#define OMAP_IH2_3_SIR_IRQ (OMAP_IH2_3_BASE + 0x10) +#define OMAP_IH2_3_SIR_FIQ (OMAP_IH2_3_BASE + 0x14) +#define OMAP_IH2_3_CONTROL (OMAP_IH2_3_BASE + 0x18) +#define OMAP_IH2_3_ILR3 (OMAP_IH2_3_BASE + 0x1c) +#define OMAP_IH2_3_ISR (OMAP_IH2_3_BASE + 0x9c) + #define IRQ_ITR_REG_OFFSET 0x00 #define IRQ_MIR_REG_OFFSET 0x04 #define IRQ_SIR_IRQ_REG_OFFSET 0x10 @@ -213,52 +178,6 @@ static inline u32 omap_cs3_phys(void) #endif -/* - * ---------------------------------------------------------------------------- - * System control registers - * ---------------------------------------------------------------------------- - */ -#define MOD_CONF_CTRL_0 0xfffe1080 -#define MOD_CONF_CTRL_1 0xfffe1110 - -/* - * ---------------------------------------------------------------------------- - * Pin multiplexing registers - * ---------------------------------------------------------------------------- - */ -#define FUNC_MUX_CTRL_0 0xfffe1000 -#define FUNC_MUX_CTRL_1 0xfffe1004 -#define FUNC_MUX_CTRL_2 0xfffe1008 -#define COMP_MODE_CTRL_0 0xfffe100c -#define FUNC_MUX_CTRL_3 0xfffe1010 -#define FUNC_MUX_CTRL_4 0xfffe1014 -#define FUNC_MUX_CTRL_5 0xfffe1018 -#define FUNC_MUX_CTRL_6 0xfffe101C -#define FUNC_MUX_CTRL_7 0xfffe1020 -#define FUNC_MUX_CTRL_8 0xfffe1024 -#define FUNC_MUX_CTRL_9 0xfffe1028 -#define FUNC_MUX_CTRL_A 0xfffe102C -#define FUNC_MUX_CTRL_B 0xfffe1030 -#define FUNC_MUX_CTRL_C 0xfffe1034 -#define FUNC_MUX_CTRL_D 0xfffe1038 -#define PULL_DWN_CTRL_0 0xfffe1040 -#define PULL_DWN_CTRL_1 0xfffe1044 -#define PULL_DWN_CTRL_2 0xfffe1048 -#define PULL_DWN_CTRL_3 0xfffe104c -#define PULL_DWN_CTRL_4 0xfffe10ac - -/* OMAP-1610 specific multiplexing registers */ -#define FUNC_MUX_CTRL_E 0xfffe1090 -#define FUNC_MUX_CTRL_F 0xfffe1094 -#define FUNC_MUX_CTRL_10 0xfffe1098 -#define FUNC_MUX_CTRL_11 0xfffe109c -#define FUNC_MUX_CTRL_12 0xfffe10a0 -#define PU_PD_SEL_0 0xfffe10b4 -#define PU_PD_SEL_1 0xfffe10b8 -#define PU_PD_SEL_2 0xfffe10bc -#define PU_PD_SEL_3 0xfffe10c0 -#define PU_PD_SEL_4 0xfffe10c4 - /* Timer32K for 1610 and 1710*/ #define OMAP_TIMER32K_BASE 0xFFFBC400 @@ -300,22 +219,17 @@ static inline u32 omap_cs3_phys(void) #define OMAP_LPG2_PMR (OMAP_LPG2_BASE + 0x04) /* - * ---------------------------------------------------------------------------- - * Pulse-Width Light - * ---------------------------------------------------------------------------- - */ -#define OMAP_PWL_BASE 0xfffb5800 -#define OMAP_PWL_ENABLE (OMAP_PWL_BASE + 0x00) -#define OMAP_PWL_CLK_ENABLE (OMAP_PWL_BASE + 0x04) - -/* * --------------------------------------------------------------------------- - * Processor specific defines + * DSP * --------------------------------------------------------------------------- */ -#include "omap7xx.h" -#include "omap1510.h" -#include "omap16xx.h" +#define OMAP1_DSP_BASE 0xE0000000 +#define OMAP1_DSP_SIZE 0x28000 +#define OMAP1_DSP_START 0xE0000000 + +#define OMAP1_DSPREG_BASE 0xE1000000 +#define OMAP1_DSPREG_SIZE SZ_128K +#define OMAP1_DSPREG_START 0xE1000000 #endif /* __ASM_ARCH_OMAP_HARDWARE_H */ diff --git a/arch/arm/mach-omap1/i2c.c b/arch/arm/mach-omap1/i2c.c index 5e6d81b1624c..94d3e7883e02 100644 --- a/arch/arm/mach-omap1/i2c.c +++ b/arch/arm/mach-omap1/i2c.c @@ -7,8 +7,10 @@ #include <linux/i2c.h> #include <linux/platform_data/i2c-omap.h> -#include <mach/mux.h> + +#include "mux.h" #include "soc.h" +#include "i2c.h" #define OMAP_I2C_SIZE 0x3f #define OMAP1_I2C_BASE 0xfffb3800 @@ -23,13 +25,8 @@ static struct platform_device omap_i2c_devices[1] = { static void __init omap1_i2c_mux_pins(int bus_id) { - if (cpu_is_omap7xx()) { - omap_cfg_reg(I2C_7XX_SDA); - omap_cfg_reg(I2C_7XX_SCL); - } else { - omap_cfg_reg(I2C_SDA); - omap_cfg_reg(I2C_SCL); - } + omap_cfg_reg(I2C_SDA); + omap_cfg_reg(I2C_SCL); } int __init omap_i2c_add_bus(struct omap_i2c_bus_platform_data *pdata, @@ -66,10 +63,7 @@ int __init omap_i2c_add_bus(struct omap_i2c_bus_platform_data *pdata, /* how the cpu bus is wired up differs for 7xx only */ - if (cpu_is_omap7xx()) - pdata->flags |= OMAP_I2C_FLAG_BUS_SHIFT_1; - else - pdata->flags |= OMAP_I2C_FLAG_BUS_SHIFT_2; + pdata->flags |= OMAP_I2C_FLAG_BUS_SHIFT_2; pdev->dev.platform_data = pdata; diff --git a/arch/arm/mach-omap1/id.c b/arch/arm/mach-omap1/id.c index 91556e374152..c3bb1b71fdf3 100644 --- a/arch/arm/mach-omap1/id.c +++ b/arch/arm/mach-omap1/id.c @@ -12,12 +12,11 @@ #include <linux/kernel.h> #include <linux/init.h> #include <linux/io.h> +#include <linux/soc/ti/omap1-io.h> #include <asm/system_info.h> #include "soc.h" - -#include <mach/hardware.h> - +#include "hardware.h" #include "common.h" #define OMAP_DIE_ID_0 0xfffe1800 diff --git a/arch/arm/mach-omap1/include/mach/io.h b/arch/arm/mach-omap1/include/mach/io.h deleted file mode 100644 index ce4f8005b26f..000000000000 --- a/arch/arm/mach-omap1/include/mach/io.h +++ /dev/null @@ -1,45 +0,0 @@ -/* - * arch/arm/mach-omap1/include/mach/io.h - * - * IO definitions for TI OMAP processors and boards - * - * Copied from arch/arm/mach-sa1100/include/mach/io.h - * Copyright (C) 1997-1999 Russell King - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN - * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF - * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON - * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 675 Mass Ave, Cambridge, MA 02139, USA. - * - * Modifications: - * 06-12-1997 RMK Created. - * 07-04-1999 RMK Major cleanup - */ - -#ifndef __ASM_ARM_ARCH_IO_H -#define __ASM_ARM_ARCH_IO_H - -#define IO_SPACE_LIMIT 0xffffffff - -/* - * We don't actually have real ISA nor PCI buses, but there is so many - * drivers out there that might just work if we fake them... - */ -#define __io(a) __typesafe_io(a) - -#endif diff --git a/arch/arm/mach-omap1/include/mach/lcd_dma.h b/arch/arm/mach-omap1/include/mach/lcd_dma.h deleted file mode 100644 index 1a3c0cf17899..000000000000 --- a/arch/arm/mach-omap1/include/mach/lcd_dma.h +++ /dev/null @@ -1,65 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later */ -/* - * arch/arm/mach-omap1/include/mach/lcd_dma.h - * - * Extracted from arch/arm/plat-omap/include/plat/dma.h - * Copyright (C) 2003 Nokia Corporation - * Author: Juha Yrjölä <juha.yrjola@nokia.com> - */ -#ifndef __MACH_OMAP1_LCD_DMA_H__ -#define __MACH_OMAP1_LCD_DMA_H__ - -/* Hardware registers for LCD DMA */ -#define OMAP1510_DMA_LCD_BASE (0xfffedb00) -#define OMAP1510_DMA_LCD_CTRL (OMAP1510_DMA_LCD_BASE + 0x00) -#define OMAP1510_DMA_LCD_TOP_F1_L (OMAP1510_DMA_LCD_BASE + 0x02) -#define OMAP1510_DMA_LCD_TOP_F1_U (OMAP1510_DMA_LCD_BASE + 0x04) -#define OMAP1510_DMA_LCD_BOT_F1_L (OMAP1510_DMA_LCD_BASE + 0x06) -#define OMAP1510_DMA_LCD_BOT_F1_U (OMAP1510_DMA_LCD_BASE + 0x08) - -#define OMAP1610_DMA_LCD_BASE (0xfffee300) -#define OMAP1610_DMA_LCD_CSDP (OMAP1610_DMA_LCD_BASE + 0xc0) -#define OMAP1610_DMA_LCD_CCR (OMAP1610_DMA_LCD_BASE + 0xc2) -#define OMAP1610_DMA_LCD_CTRL (OMAP1610_DMA_LCD_BASE + 0xc4) -#define OMAP1610_DMA_LCD_TOP_B1_L (OMAP1610_DMA_LCD_BASE + 0xc8) -#define OMAP1610_DMA_LCD_TOP_B1_U (OMAP1610_DMA_LCD_BASE + 0xca) -#define OMAP1610_DMA_LCD_BOT_B1_L (OMAP1610_DMA_LCD_BASE + 0xcc) -#define OMAP1610_DMA_LCD_BOT_B1_U (OMAP1610_DMA_LCD_BASE + 0xce) -#define OMAP1610_DMA_LCD_TOP_B2_L (OMAP1610_DMA_LCD_BASE + 0xd0) -#define OMAP1610_DMA_LCD_TOP_B2_U (OMAP1610_DMA_LCD_BASE + 0xd2) -#define OMAP1610_DMA_LCD_BOT_B2_L (OMAP1610_DMA_LCD_BASE + 0xd4) -#define OMAP1610_DMA_LCD_BOT_B2_U (OMAP1610_DMA_LCD_BASE + 0xd6) -#define OMAP1610_DMA_LCD_SRC_EI_B1 (OMAP1610_DMA_LCD_BASE + 0xd8) -#define OMAP1610_DMA_LCD_SRC_FI_B1_L (OMAP1610_DMA_LCD_BASE + 0xda) -#define OMAP1610_DMA_LCD_SRC_EN_B1 (OMAP1610_DMA_LCD_BASE + 0xe0) -#define OMAP1610_DMA_LCD_SRC_FN_B1 (OMAP1610_DMA_LCD_BASE + 0xe4) -#define OMAP1610_DMA_LCD_LCH_CTRL (OMAP1610_DMA_LCD_BASE + 0xea) -#define OMAP1610_DMA_LCD_SRC_FI_B1_U (OMAP1610_DMA_LCD_BASE + 0xf4) - -/* LCD DMA block numbers */ -enum { - OMAP_LCD_DMA_B1_TOP, - OMAP_LCD_DMA_B1_BOTTOM, - OMAP_LCD_DMA_B2_TOP, - OMAP_LCD_DMA_B2_BOTTOM -}; - -/* LCD DMA functions */ -extern int omap_request_lcd_dma(void (*callback)(u16 status, void *data), - void *data); -extern void omap_free_lcd_dma(void); -extern void omap_setup_lcd_dma(void); -extern void omap_enable_lcd_dma(void); -extern void omap_stop_lcd_dma(void); -extern void omap_set_lcd_dma_ext_controller(int external); -extern void omap_set_lcd_dma_single_transfer(int single); -extern void omap_set_lcd_dma_b1(unsigned long addr, u16 fb_xres, u16 fb_yres, - int data_type); -extern void omap_set_lcd_dma_b1_rotation(int rotate); -extern void omap_set_lcd_dma_b1_vxres(unsigned long vxres); -extern void omap_set_lcd_dma_b1_mirror(int mirror); -extern void omap_set_lcd_dma_b1_scale(unsigned int xscale, unsigned int yscale); - -extern int omap_lcd_dma_running(void); - -#endif /* __MACH_OMAP1_LCD_DMA_H__ */ diff --git a/arch/arm/mach-omap1/include/mach/lcdc.h b/arch/arm/mach-omap1/include/mach/lcdc.h deleted file mode 100644 index 7152db1f5361..000000000000 --- a/arch/arm/mach-omap1/include/mach/lcdc.h +++ /dev/null @@ -1,44 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later */ -/* - * arch/arm/mach-omap1/include/mach/lcdc.h - * - * Extracted from drivers/video/omap/lcdc.c - * Copyright (C) 2004 Nokia Corporation - * Author: Imre Deak <imre.deak@nokia.com> - */ -#ifndef __MACH_LCDC_H__ -#define __MACH_LCDC_H__ - -#define OMAP_LCDC_BASE 0xfffec000 -#define OMAP_LCDC_SIZE 256 -#define OMAP_LCDC_IRQ INT_LCD_CTRL - -#define OMAP_LCDC_CONTROL (OMAP_LCDC_BASE + 0x00) -#define OMAP_LCDC_TIMING0 (OMAP_LCDC_BASE + 0x04) -#define OMAP_LCDC_TIMING1 (OMAP_LCDC_BASE + 0x08) -#define OMAP_LCDC_TIMING2 (OMAP_LCDC_BASE + 0x0c) -#define OMAP_LCDC_STATUS (OMAP_LCDC_BASE + 0x10) -#define OMAP_LCDC_SUBPANEL (OMAP_LCDC_BASE + 0x14) -#define OMAP_LCDC_LINE_INT (OMAP_LCDC_BASE + 0x18) -#define OMAP_LCDC_DISPLAY_STATUS (OMAP_LCDC_BASE + 0x1c) - -#define OMAP_LCDC_STAT_DONE (1 << 0) -#define OMAP_LCDC_STAT_VSYNC (1 << 1) -#define OMAP_LCDC_STAT_SYNC_LOST (1 << 2) -#define OMAP_LCDC_STAT_ABC (1 << 3) -#define OMAP_LCDC_STAT_LINE_INT (1 << 4) -#define OMAP_LCDC_STAT_FUF (1 << 5) -#define OMAP_LCDC_STAT_LOADED_PALETTE (1 << 6) - -#define OMAP_LCDC_CTRL_LCD_EN (1 << 0) -#define OMAP_LCDC_CTRL_LCD_TFT (1 << 7) -#define OMAP_LCDC_CTRL_LINE_IRQ_CLR_SEL (1 << 10) - -#define OMAP_LCDC_IRQ_VSYNC (1 << 2) -#define OMAP_LCDC_IRQ_DONE (1 << 3) -#define OMAP_LCDC_IRQ_LOADED_PALETTE (1 << 4) -#define OMAP_LCDC_IRQ_LINE_NIRQ (1 << 5) -#define OMAP_LCDC_IRQ_LINE (1 << 6) -#define OMAP_LCDC_IRQ_MASK (((1 << 5) - 1) << 2) - -#endif /* __MACH_LCDC_H__ */ diff --git a/arch/arm/mach-omap1/include/mach/memory.h b/arch/arm/mach-omap1/include/mach/memory.h deleted file mode 100644 index 1142560e0078..000000000000 --- a/arch/arm/mach-omap1/include/mach/memory.h +++ /dev/null @@ -1,55 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * arch/arm/mach-omap1/include/mach/memory.h - */ - -#ifndef __ASM_ARCH_MEMORY_H -#define __ASM_ARCH_MEMORY_H - -/* REVISIT: omap1 legacy drivers still rely on this */ -#include <mach/soc.h> - -/* - * Bus address is physical address, except for OMAP-1510 Local Bus. - * OMAP-1510 bus address is translated into a Local Bus address if the - * OMAP bus type is lbus. We do the address translation based on the - * device overriding the defaults used in the dma-mapping API. - * Note that the is_lbus_device() test is not very efficient on 1510 - * because of the strncmp(). - */ -#if defined(CONFIG_ARCH_OMAP15XX) && !defined(__ASSEMBLER__) - -/* - * OMAP-1510 Local Bus address offset - */ -#define OMAP1510_LB_OFFSET UL(0x30000000) - -#define virt_to_lbus(x) ((x) - PAGE_OFFSET + OMAP1510_LB_OFFSET) -#define lbus_to_virt(x) ((x) - OMAP1510_LB_OFFSET + PAGE_OFFSET) -#define is_lbus_device(dev) (cpu_is_omap15xx() && dev && (strncmp(dev_name(dev), "ohci", 4) == 0)) - -#define __arch_pfn_to_dma(dev, pfn) \ - ({ dma_addr_t __dma = __pfn_to_phys(pfn); \ - if (is_lbus_device(dev)) \ - __dma = __dma - PHYS_OFFSET + OMAP1510_LB_OFFSET; \ - __dma; }) - -#define __arch_dma_to_pfn(dev, addr) \ - ({ dma_addr_t __dma = addr; \ - if (is_lbus_device(dev)) \ - __dma += PHYS_OFFSET - OMAP1510_LB_OFFSET; \ - __phys_to_pfn(__dma); \ - }) - -#define __arch_dma_to_virt(dev, addr) ({ (void *) (is_lbus_device(dev) ? \ - lbus_to_virt(addr) : \ - __phys_to_virt(addr)); }) - -#define __arch_virt_to_dma(dev, addr) ({ unsigned long __addr = (unsigned long)(addr); \ - (dma_addr_t) (is_lbus_device(dev) ? \ - virt_to_lbus(__addr) : \ - __virt_to_phys(__addr)); }) - -#endif /* CONFIG_ARCH_OMAP15XX */ - -#endif diff --git a/arch/arm/mach-omap1/include/mach/mux.h b/arch/arm/mach-omap1/include/mach/mux.h deleted file mode 100644 index adfe1f6bd0c5..000000000000 --- a/arch/arm/mach-omap1/include/mach/mux.h +++ /dev/null @@ -1,441 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later */ -/* - * arch/arm/plat-omap/include/mach/mux.h - * - * Table of the Omap register configurations for the FUNC_MUX and - * PULL_DWN combinations. - * - * Copyright (C) 2004 - 2008 Texas Instruments Inc. - * Copyright (C) 2003 - 2008 Nokia Corporation - * - * Written by Tony Lindgren - * - * NOTE: Please use the following naming style for new pin entries. - * For example, W8_1610_MMC2_DAT0, where: - * - W8 = ball - * - 1610 = 1510 or 1610, none if common for both 1510 and 1610 - * - MMC2_DAT0 = function - */ - -#ifndef __ASM_ARCH_MUX_H -#define __ASM_ARCH_MUX_H - -#define PU_PD_SEL_NA 0 /* No pu_pd reg available */ -#define PULL_DWN_CTRL_NA 0 /* No pull-down control needed */ - -#ifdef CONFIG_OMAP_MUX_DEBUG -#define MUX_REG(reg, mode_offset, mode) .mux_reg_name = "FUNC_MUX_CTRL_"#reg, \ - .mux_reg = FUNC_MUX_CTRL_##reg, \ - .mask_offset = mode_offset, \ - .mask = mode, - -#define PULL_REG(reg, bit, status) .pull_name = "PULL_DWN_CTRL_"#reg, \ - .pull_reg = PULL_DWN_CTRL_##reg, \ - .pull_bit = bit, \ - .pull_val = status, - -#define PU_PD_REG(reg, status) .pu_pd_name = "PU_PD_SEL_"#reg, \ - .pu_pd_reg = PU_PD_SEL_##reg, \ - .pu_pd_val = status, - -#define MUX_REG_7XX(reg, mode_offset, mode) .mux_reg_name = "OMAP7XX_IO_CONF_"#reg, \ - .mux_reg = OMAP7XX_IO_CONF_##reg, \ - .mask_offset = mode_offset, \ - .mask = mode, - -#define PULL_REG_7XX(reg, bit, status) .pull_name = "OMAP7XX_IO_CONF_"#reg, \ - .pull_reg = OMAP7XX_IO_CONF_##reg, \ - .pull_bit = bit, \ - .pull_val = status, - -#else - -#define MUX_REG(reg, mode_offset, mode) .mux_reg = FUNC_MUX_CTRL_##reg, \ - .mask_offset = mode_offset, \ - .mask = mode, - -#define PULL_REG(reg, bit, status) .pull_reg = PULL_DWN_CTRL_##reg, \ - .pull_bit = bit, \ - .pull_val = status, - -#define PU_PD_REG(reg, status) .pu_pd_reg = PU_PD_SEL_##reg, \ - .pu_pd_val = status, - -#define MUX_REG_7XX(reg, mode_offset, mode) \ - .mux_reg = OMAP7XX_IO_CONF_##reg, \ - .mask_offset = mode_offset, \ - .mask = mode, - -#define PULL_REG_7XX(reg, bit, status) .pull_reg = OMAP7XX_IO_CONF_##reg, \ - .pull_bit = bit, \ - .pull_val = status, - -#endif /* CONFIG_OMAP_MUX_DEBUG */ - -#define MUX_CFG(desc, mux_reg, mode_offset, mode, \ - pull_reg, pull_bit, pull_status, \ - pu_pd_reg, pu_pd_status, debug_status) \ -{ \ - .name = desc, \ - .debug = debug_status, \ - MUX_REG(mux_reg, mode_offset, mode) \ - PULL_REG(pull_reg, pull_bit, pull_status) \ - PU_PD_REG(pu_pd_reg, pu_pd_status) \ -}, - - -/* - * OMAP730/850 has a slightly different config for the pin mux. - * - config regs are the OMAP7XX_IO_CONF_x regs (see omap7xx.h) regs and - * not the FUNC_MUX_CTRL_x regs from hardware.h - * - for pull-up/down, only has one enable bit which is is in the same register - * as mux config - */ -#define MUX_CFG_7XX(desc, mux_reg, mode_offset, mode, \ - pull_bit, pull_status, debug_status)\ -{ \ - .name = desc, \ - .debug = debug_status, \ - MUX_REG_7XX(mux_reg, mode_offset, mode) \ - PULL_REG_7XX(mux_reg, pull_bit, pull_status) \ - PU_PD_REG(NA, 0) \ -}, - -struct pin_config { - char *name; - const unsigned int mux_reg; - unsigned char debug; - - const unsigned char mask_offset; - const unsigned char mask; - - const char *pull_name; - const unsigned int pull_reg; - const unsigned char pull_val; - const unsigned char pull_bit; - - const char *pu_pd_name; - const unsigned int pu_pd_reg; - const unsigned char pu_pd_val; - -#if defined(CONFIG_OMAP_MUX_DEBUG) || defined(CONFIG_OMAP_MUX_WARNINGS) - const char *mux_reg_name; -#endif - -}; - -enum omap7xx_index { - /* OMAP 730 keyboard */ - E2_7XX_KBR0, - J7_7XX_KBR1, - E1_7XX_KBR2, - F3_7XX_KBR3, - D2_7XX_KBR4, - C2_7XX_KBC0, - D3_7XX_KBC1, - E4_7XX_KBC2, - F4_7XX_KBC3, - E3_7XX_KBC4, - - /* USB */ - AA17_7XX_USB_DM, - W16_7XX_USB_PU_EN, - W17_7XX_USB_VBUSI, - W18_7XX_USB_DMCK_OUT, - W19_7XX_USB_DCRST, - - /* MMC */ - MMC_7XX_CMD, - MMC_7XX_CLK, - MMC_7XX_DAT0, - - /* I2C */ - I2C_7XX_SCL, - I2C_7XX_SDA, - - /* SPI */ - SPI_7XX_1, - SPI_7XX_2, - SPI_7XX_3, - SPI_7XX_4, - SPI_7XX_5, - SPI_7XX_6, - - /* UART */ - UART_7XX_1, - UART_7XX_2, -}; - -enum omap1xxx_index { - /* UART1 (BT_UART_GATING)*/ - UART1_TX = 0, - UART1_RTS, - - /* UART2 (COM_UART_GATING)*/ - UART2_TX, - UART2_RX, - UART2_CTS, - UART2_RTS, - - /* UART3 (GIGA_UART_GATING) */ - UART3_TX, - UART3_RX, - UART3_CTS, - UART3_RTS, - UART3_CLKREQ, - UART3_BCLK, /* 12MHz clock out */ - Y15_1610_UART3_RTS, - - /* PWT & PWL */ - PWT, - PWL, - - /* USB master generic */ - R18_USB_VBUS, - R18_1510_USB_GPIO0, - W4_USB_PUEN, - W4_USB_CLKO, - W4_USB_HIGHZ, - W4_GPIO58, - - /* USB1 master */ - USB1_SUSP, - USB1_SEO, - W13_1610_USB1_SE0, - USB1_TXEN, - USB1_TXD, - USB1_VP, - USB1_VM, - USB1_RCV, - USB1_SPEED, - R13_1610_USB1_SPEED, - R13_1710_USB1_SE0, - - /* USB2 master */ - USB2_SUSP, - USB2_VP, - USB2_TXEN, - USB2_VM, - USB2_RCV, - USB2_SEO, - USB2_TXD, - - /* OMAP-1510 GPIO */ - R18_1510_GPIO0, - R19_1510_GPIO1, - M14_1510_GPIO2, - - /* OMAP1610 GPIO */ - P18_1610_GPIO3, - Y15_1610_GPIO17, - - /* OMAP-1710 GPIO */ - R18_1710_GPIO0, - V2_1710_GPIO10, - N21_1710_GPIO14, - W15_1710_GPIO40, - - /* MPUIO */ - MPUIO2, - N15_1610_MPUIO2, - MPUIO4, - MPUIO5, - T20_1610_MPUIO5, - W11_1610_MPUIO6, - V10_1610_MPUIO7, - W11_1610_MPUIO9, - V10_1610_MPUIO10, - W10_1610_MPUIO11, - E20_1610_MPUIO13, - U20_1610_MPUIO14, - E19_1610_MPUIO15, - - /* MCBSP2 */ - MCBSP2_CLKR, - MCBSP2_CLKX, - MCBSP2_DR, - MCBSP2_DX, - MCBSP2_FSR, - MCBSP2_FSX, - - /* MCBSP3 */ - MCBSP3_CLKX, - - /* Misc ballouts */ - BALLOUT_V8_ARMIO3, - N20_HDQ, - - /* OMAP-1610 MMC2 */ - W8_1610_MMC2_DAT0, - V8_1610_MMC2_DAT1, - W15_1610_MMC2_DAT2, - R10_1610_MMC2_DAT3, - Y10_1610_MMC2_CLK, - Y8_1610_MMC2_CMD, - V9_1610_MMC2_CMDDIR, - V5_1610_MMC2_DATDIR0, - W19_1610_MMC2_DATDIR1, - R18_1610_MMC2_CLKIN, - - /* OMAP-1610 External Trace Interface */ - M19_1610_ETM_PSTAT0, - L15_1610_ETM_PSTAT1, - L18_1610_ETM_PSTAT2, - L19_1610_ETM_D0, - J19_1610_ETM_D6, - J18_1610_ETM_D7, - - /* OMAP16XX GPIO */ - P20_1610_GPIO4, - V9_1610_GPIO7, - W8_1610_GPIO9, - N20_1610_GPIO11, - N19_1610_GPIO13, - P10_1610_GPIO22, - V5_1610_GPIO24, - AA20_1610_GPIO_41, - W19_1610_GPIO48, - M7_1610_GPIO62, - V14_16XX_GPIO37, - R9_16XX_GPIO18, - L14_16XX_GPIO49, - - /* OMAP-1610 uWire */ - V19_1610_UWIRE_SCLK, - U18_1610_UWIRE_SDI, - W21_1610_UWIRE_SDO, - N14_1610_UWIRE_CS0, - P15_1610_UWIRE_CS3, - N15_1610_UWIRE_CS1, - - /* OMAP-1610 SPI */ - U19_1610_SPIF_SCK, - U18_1610_SPIF_DIN, - P20_1610_SPIF_DIN, - W21_1610_SPIF_DOUT, - R18_1610_SPIF_DOUT, - N14_1610_SPIF_CS0, - N15_1610_SPIF_CS1, - T19_1610_SPIF_CS2, - P15_1610_SPIF_CS3, - - /* OMAP-1610 Flash */ - L3_1610_FLASH_CS2B_OE, - M8_1610_FLASH_CS2B_WE, - - /* First MMC */ - MMC_CMD, - MMC_DAT1, - MMC_DAT2, - MMC_DAT0, - MMC_CLK, - MMC_DAT3, - - /* OMAP-1710 MMC CMDDIR and DATDIR0 */ - M15_1710_MMC_CLKI, - P19_1710_MMC_CMDDIR, - P20_1710_MMC_DATDIR0, - - /* OMAP-1610 USB0 alternate pin configuration */ - W9_USB0_TXEN, - AA9_USB0_VP, - Y5_USB0_RCV, - R9_USB0_VM, - V6_USB0_TXD, - W5_USB0_SE0, - V9_USB0_SPEED, - V9_USB0_SUSP, - - /* USB2 */ - W9_USB2_TXEN, - AA9_USB2_VP, - Y5_USB2_RCV, - R9_USB2_VM, - V6_USB2_TXD, - W5_USB2_SE0, - - /* 16XX UART */ - R13_1610_UART1_TX, - V14_16XX_UART1_RX, - R14_1610_UART1_CTS, - AA15_1610_UART1_RTS, - R9_16XX_UART2_RX, - L14_16XX_UART3_RX, - - /* I2C OMAP-1610 */ - I2C_SCL, - I2C_SDA, - - /* Keypad */ - F18_1610_KBC0, - D20_1610_KBC1, - D19_1610_KBC2, - E18_1610_KBC3, - C21_1610_KBC4, - G18_1610_KBR0, - F19_1610_KBR1, - H14_1610_KBR2, - E20_1610_KBR3, - E19_1610_KBR4, - N19_1610_KBR5, - - /* Power management */ - T20_1610_LOW_PWR, - - /* MCLK Settings */ - V5_1710_MCLK_ON, - V5_1710_MCLK_OFF, - R10_1610_MCLK_ON, - R10_1610_MCLK_OFF, - - /* CompactFlash controller */ - P11_1610_CF_CD2, - R11_1610_CF_IOIS16, - V10_1610_CF_IREQ, - W10_1610_CF_RESET, - W11_1610_CF_CD1, - - /* parallel camera */ - J15_1610_CAM_LCLK, - J18_1610_CAM_D7, - J19_1610_CAM_D6, - J14_1610_CAM_D5, - K18_1610_CAM_D4, - K19_1610_CAM_D3, - K15_1610_CAM_D2, - K14_1610_CAM_D1, - L19_1610_CAM_D0, - L18_1610_CAM_VS, - L15_1610_CAM_HS, - M19_1610_CAM_RSTZ, - Y15_1610_CAM_OUTCLK, - - /* serial camera */ - H19_1610_CAM_EXCLK, - Y12_1610_CCP_CLKP, - W13_1610_CCP_CLKM, - W14_1610_CCP_DATAP, - Y14_1610_CCP_DATAM, - -}; - -struct omap_mux_cfg { - struct pin_config *pins; - unsigned long size; - int (*cfg_reg)(const struct pin_config *cfg); -}; - -#ifdef CONFIG_OMAP_MUX -/* setup pin muxing in Linux */ -extern int omap1_mux_init(void); -extern int omap_mux_register(struct omap_mux_cfg *); -extern int omap_cfg_reg(unsigned long reg_cfg); -#else -/* boot loader does it all (no warnings from CONFIG_OMAP_MUX_WARNINGS) */ -static inline int omap1_mux_init(void) { return 0; } -static inline int omap_cfg_reg(unsigned long reg_cfg) { return 0; } -#endif - -extern int omap2_mux_init(void); - -#endif diff --git a/arch/arm/mach-omap1/include/mach/omap1510.h b/arch/arm/mach-omap1/include/mach/omap1510.h deleted file mode 100644 index 3d235244bf5c..000000000000 --- a/arch/arm/mach-omap1/include/mach/omap1510.h +++ /dev/null @@ -1,162 +0,0 @@ -/* - * Hardware definitions for TI OMAP1510 processor. - * - * Cleanup for Linux-2.6 by Dirk Behme <dirk.behme@de.bosch.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN - * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF - * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON - * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -#ifndef __ASM_ARCH_OMAP15XX_H -#define __ASM_ARCH_OMAP15XX_H - -/* - * ---------------------------------------------------------------------------- - * Base addresses - * ---------------------------------------------------------------------------- - */ - -/* Syntax: XX_BASE = Virtual base address, XX_START = Physical base address */ - -#define OMAP1510_DSP_BASE 0xE0000000 -#define OMAP1510_DSP_SIZE 0x28000 -#define OMAP1510_DSP_START 0xE0000000 - -#define OMAP1510_DSPREG_BASE 0xE1000000 -#define OMAP1510_DSPREG_SIZE SZ_128K -#define OMAP1510_DSPREG_START 0xE1000000 - -#define OMAP1510_DSP_MMU_BASE (0xfffed200) - -/* - * --------------------------------------------------------------------------- - * OMAP-1510 FPGA - * --------------------------------------------------------------------------- - */ -#define OMAP1510_FPGA_BASE 0xE8000000 /* VA */ -#define OMAP1510_FPGA_SIZE SZ_4K -#define OMAP1510_FPGA_START 0x08000000 /* PA */ - -/* Revision */ -#define OMAP1510_FPGA_REV_LOW IOMEM(OMAP1510_FPGA_BASE + 0x0) -#define OMAP1510_FPGA_REV_HIGH IOMEM(OMAP1510_FPGA_BASE + 0x1) -#define OMAP1510_FPGA_LCD_PANEL_CONTROL IOMEM(OMAP1510_FPGA_BASE + 0x2) -#define OMAP1510_FPGA_LED_DIGIT IOMEM(OMAP1510_FPGA_BASE + 0x3) -#define INNOVATOR_FPGA_HID_SPI IOMEM(OMAP1510_FPGA_BASE + 0x4) -#define OMAP1510_FPGA_POWER IOMEM(OMAP1510_FPGA_BASE + 0x5) - -/* Interrupt status */ -#define OMAP1510_FPGA_ISR_LO IOMEM(OMAP1510_FPGA_BASE + 0x6) -#define OMAP1510_FPGA_ISR_HI IOMEM(OMAP1510_FPGA_BASE + 0x7) - -/* Interrupt mask */ -#define OMAP1510_FPGA_IMR_LO IOMEM(OMAP1510_FPGA_BASE + 0x8) -#define OMAP1510_FPGA_IMR_HI IOMEM(OMAP1510_FPGA_BASE + 0x9) - -/* Reset registers */ -#define OMAP1510_FPGA_HOST_RESET IOMEM(OMAP1510_FPGA_BASE + 0xa) -#define OMAP1510_FPGA_RST IOMEM(OMAP1510_FPGA_BASE + 0xb) - -#define OMAP1510_FPGA_AUDIO IOMEM(OMAP1510_FPGA_BASE + 0xc) -#define OMAP1510_FPGA_DIP IOMEM(OMAP1510_FPGA_BASE + 0xe) -#define OMAP1510_FPGA_FPGA_IO IOMEM(OMAP1510_FPGA_BASE + 0xf) -#define OMAP1510_FPGA_UART1 IOMEM(OMAP1510_FPGA_BASE + 0x14) -#define OMAP1510_FPGA_UART2 IOMEM(OMAP1510_FPGA_BASE + 0x15) -#define OMAP1510_FPGA_OMAP1510_STATUS IOMEM(OMAP1510_FPGA_BASE + 0x16) -#define OMAP1510_FPGA_BOARD_REV IOMEM(OMAP1510_FPGA_BASE + 0x18) -#define INNOVATOR_FPGA_CAM_USB_CONTROL IOMEM(OMAP1510_FPGA_BASE + 0x20c) -#define OMAP1510P1_PPT_DATA IOMEM(OMAP1510_FPGA_BASE + 0x100) -#define OMAP1510P1_PPT_STATUS IOMEM(OMAP1510_FPGA_BASE + 0x101) -#define OMAP1510P1_PPT_CONTROL IOMEM(OMAP1510_FPGA_BASE + 0x102) - -#define OMAP1510_FPGA_TOUCHSCREEN IOMEM(OMAP1510_FPGA_BASE + 0x204) - -#define INNOVATOR_FPGA_INFO IOMEM(OMAP1510_FPGA_BASE + 0x205) -#define INNOVATOR_FPGA_LCD_BRIGHT_LO IOMEM(OMAP1510_FPGA_BASE + 0x206) -#define INNOVATOR_FPGA_LCD_BRIGHT_HI IOMEM(OMAP1510_FPGA_BASE + 0x207) -#define INNOVATOR_FPGA_LED_GRN_LO IOMEM(OMAP1510_FPGA_BASE + 0x208) -#define INNOVATOR_FPGA_LED_GRN_HI IOMEM(OMAP1510_FPGA_BASE + 0x209) -#define INNOVATOR_FPGA_LED_RED_LO IOMEM(OMAP1510_FPGA_BASE + 0x20a) -#define INNOVATOR_FPGA_LED_RED_HI IOMEM(OMAP1510_FPGA_BASE + 0x20b) -#define INNOVATOR_FPGA_EXP_CONTROL IOMEM(OMAP1510_FPGA_BASE + 0x20d) -#define INNOVATOR_FPGA_ISR2 IOMEM(OMAP1510_FPGA_BASE + 0x20e) -#define INNOVATOR_FPGA_IMR2 IOMEM(OMAP1510_FPGA_BASE + 0x210) - -#define OMAP1510_FPGA_ETHR_START (OMAP1510_FPGA_START + 0x300) - -/* - * Power up Giga UART driver, turn on HID clock. - * Turn off BT power, since we're not using it and it - * draws power. - */ -#define OMAP1510_FPGA_RESET_VALUE 0x42 - -#define OMAP1510_FPGA_PCR_IF_PD0 (1 << 7) -#define OMAP1510_FPGA_PCR_COM2_EN (1 << 6) -#define OMAP1510_FPGA_PCR_COM1_EN (1 << 5) -#define OMAP1510_FPGA_PCR_EXP_PD0 (1 << 4) -#define OMAP1510_FPGA_PCR_EXP_PD1 (1 << 3) -#define OMAP1510_FPGA_PCR_48MHZ_CLK (1 << 2) -#define OMAP1510_FPGA_PCR_4MHZ_CLK (1 << 1) -#define OMAP1510_FPGA_PCR_RSRVD_BIT0 (1 << 0) - -/* - * Innovator/OMAP1510 FPGA HID register bit definitions - */ -#define OMAP1510_FPGA_HID_SCLK (1<<0) /* output */ -#define OMAP1510_FPGA_HID_MOSI (1<<1) /* output */ -#define OMAP1510_FPGA_HID_nSS (1<<2) /* output 0/1 chip idle/select */ -#define OMAP1510_FPGA_HID_nHSUS (1<<3) /* output 0/1 host active/suspended */ -#define OMAP1510_FPGA_HID_MISO (1<<4) /* input */ -#define OMAP1510_FPGA_HID_ATN (1<<5) /* input 0/1 chip idle/ATN */ -#define OMAP1510_FPGA_HID_rsrvd (1<<6) -#define OMAP1510_FPGA_HID_RESETn (1<<7) /* output - 0/1 USAR reset/run */ - -/* The FPGA IRQ is cascaded through GPIO_13 */ -#define OMAP1510_INT_FPGA (IH_GPIO_BASE + 13) - -/* IRQ Numbers for interrupts muxed through the FPGA */ -#define OMAP1510_INT_FPGA_ATN (OMAP_FPGA_IRQ_BASE + 0) -#define OMAP1510_INT_FPGA_ACK (OMAP_FPGA_IRQ_BASE + 1) -#define OMAP1510_INT_FPGA2 (OMAP_FPGA_IRQ_BASE + 2) -#define OMAP1510_INT_FPGA3 (OMAP_FPGA_IRQ_BASE + 3) -#define OMAP1510_INT_FPGA4 (OMAP_FPGA_IRQ_BASE + 4) -#define OMAP1510_INT_FPGA5 (OMAP_FPGA_IRQ_BASE + 5) -#define OMAP1510_INT_FPGA6 (OMAP_FPGA_IRQ_BASE + 6) -#define OMAP1510_INT_FPGA7 (OMAP_FPGA_IRQ_BASE + 7) -#define OMAP1510_INT_FPGA8 (OMAP_FPGA_IRQ_BASE + 8) -#define OMAP1510_INT_FPGA9 (OMAP_FPGA_IRQ_BASE + 9) -#define OMAP1510_INT_FPGA10 (OMAP_FPGA_IRQ_BASE + 10) -#define OMAP1510_INT_FPGA11 (OMAP_FPGA_IRQ_BASE + 11) -#define OMAP1510_INT_FPGA12 (OMAP_FPGA_IRQ_BASE + 12) -#define OMAP1510_INT_ETHER (OMAP_FPGA_IRQ_BASE + 13) -#define OMAP1510_INT_FPGAUART1 (OMAP_FPGA_IRQ_BASE + 14) -#define OMAP1510_INT_FPGAUART2 (OMAP_FPGA_IRQ_BASE + 15) -#define OMAP1510_INT_FPGA_TS (OMAP_FPGA_IRQ_BASE + 16) -#define OMAP1510_INT_FPGA17 (OMAP_FPGA_IRQ_BASE + 17) -#define OMAP1510_INT_FPGA_CAM (OMAP_FPGA_IRQ_BASE + 18) -#define OMAP1510_INT_FPGA_RTC_A (OMAP_FPGA_IRQ_BASE + 19) -#define OMAP1510_INT_FPGA_RTC_B (OMAP_FPGA_IRQ_BASE + 20) -#define OMAP1510_INT_FPGA_CD (OMAP_FPGA_IRQ_BASE + 21) -#define OMAP1510_INT_FPGA22 (OMAP_FPGA_IRQ_BASE + 22) -#define OMAP1510_INT_FPGA23 (OMAP_FPGA_IRQ_BASE + 23) - -#endif /* __ASM_ARCH_OMAP15XX_H */ - diff --git a/arch/arm/mach-omap1/include/mach/omap16xx.h b/arch/arm/mach-omap1/include/mach/omap16xx.h deleted file mode 100644 index cd1c724869c7..000000000000 --- a/arch/arm/mach-omap1/include/mach/omap16xx.h +++ /dev/null @@ -1,201 +0,0 @@ -/* - * Hardware definitions for TI OMAP1610/5912/1710 processors. - * - * Cleanup for Linux-2.6 by Dirk Behme <dirk.behme@de.bosch.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN - * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF - * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON - * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -#ifndef __ASM_ARCH_OMAP16XX_H -#define __ASM_ARCH_OMAP16XX_H - -/* - * ---------------------------------------------------------------------------- - * Base addresses - * ---------------------------------------------------------------------------- - */ - -/* Syntax: XX_BASE = Virtual base address, XX_START = Physical base address */ - -#define OMAP16XX_DSP_BASE 0xE0000000 -#define OMAP16XX_DSP_SIZE 0x28000 -#define OMAP16XX_DSP_START 0xE0000000 - -#define OMAP16XX_DSPREG_BASE 0xE1000000 -#define OMAP16XX_DSPREG_SIZE SZ_128K -#define OMAP16XX_DSPREG_START 0xE1000000 - -#define OMAP16XX_SEC_BASE 0xFFFE4000 -#define OMAP16XX_SEC_DES (OMAP16XX_SEC_BASE + 0x0000) -#define OMAP16XX_SEC_SHA1MD5 (OMAP16XX_SEC_BASE + 0x0800) -#define OMAP16XX_SEC_RNG (OMAP16XX_SEC_BASE + 0x1000) - -/* - * --------------------------------------------------------------------------- - * Interrupts - * --------------------------------------------------------------------------- - */ -#define OMAP_IH2_0_BASE (0xfffe0000) -#define OMAP_IH2_1_BASE (0xfffe0100) -#define OMAP_IH2_2_BASE (0xfffe0200) -#define OMAP_IH2_3_BASE (0xfffe0300) - -#define OMAP_IH2_0_ITR (OMAP_IH2_0_BASE + 0x00) -#define OMAP_IH2_0_MIR (OMAP_IH2_0_BASE + 0x04) -#define OMAP_IH2_0_SIR_IRQ (OMAP_IH2_0_BASE + 0x10) -#define OMAP_IH2_0_SIR_FIQ (OMAP_IH2_0_BASE + 0x14) -#define OMAP_IH2_0_CONTROL (OMAP_IH2_0_BASE + 0x18) -#define OMAP_IH2_0_ILR0 (OMAP_IH2_0_BASE + 0x1c) -#define OMAP_IH2_0_ISR (OMAP_IH2_0_BASE + 0x9c) - -#define OMAP_IH2_1_ITR (OMAP_IH2_1_BASE + 0x00) -#define OMAP_IH2_1_MIR (OMAP_IH2_1_BASE + 0x04) -#define OMAP_IH2_1_SIR_IRQ (OMAP_IH2_1_BASE + 0x10) -#define OMAP_IH2_1_SIR_FIQ (OMAP_IH2_1_BASE + 0x14) -#define OMAP_IH2_1_CONTROL (OMAP_IH2_1_BASE + 0x18) -#define OMAP_IH2_1_ILR1 (OMAP_IH2_1_BASE + 0x1c) -#define OMAP_IH2_1_ISR (OMAP_IH2_1_BASE + 0x9c) - -#define OMAP_IH2_2_ITR (OMAP_IH2_2_BASE + 0x00) -#define OMAP_IH2_2_MIR (OMAP_IH2_2_BASE + 0x04) -#define OMAP_IH2_2_SIR_IRQ (OMAP_IH2_2_BASE + 0x10) -#define OMAP_IH2_2_SIR_FIQ (OMAP_IH2_2_BASE + 0x14) -#define OMAP_IH2_2_CONTROL (OMAP_IH2_2_BASE + 0x18) -#define OMAP_IH2_2_ILR2 (OMAP_IH2_2_BASE + 0x1c) -#define OMAP_IH2_2_ISR (OMAP_IH2_2_BASE + 0x9c) - -#define OMAP_IH2_3_ITR (OMAP_IH2_3_BASE + 0x00) -#define OMAP_IH2_3_MIR (OMAP_IH2_3_BASE + 0x04) -#define OMAP_IH2_3_SIR_IRQ (OMAP_IH2_3_BASE + 0x10) -#define OMAP_IH2_3_SIR_FIQ (OMAP_IH2_3_BASE + 0x14) -#define OMAP_IH2_3_CONTROL (OMAP_IH2_3_BASE + 0x18) -#define OMAP_IH2_3_ILR3 (OMAP_IH2_3_BASE + 0x1c) -#define OMAP_IH2_3_ISR (OMAP_IH2_3_BASE + 0x9c) - -/* - * ---------------------------------------------------------------------------- - * Clocks - * ---------------------------------------------------------------------------- - */ -#define OMAP16XX_ARM_IDLECT3 (CLKGEN_REG_BASE + 0x24) - -/* - * ---------------------------------------------------------------------------- - * Pin configuration registers - * ---------------------------------------------------------------------------- - */ -#define OMAP16XX_CONF_VOLTAGE_VDDSHV6 (1 << 8) -#define OMAP16XX_CONF_VOLTAGE_VDDSHV7 (1 << 9) -#define OMAP16XX_CONF_VOLTAGE_VDDSHV8 (1 << 10) -#define OMAP16XX_CONF_VOLTAGE_VDDSHV9 (1 << 11) -#define OMAP16XX_SUBLVDS_CONF_VALID (1 << 13) - -/* - * ---------------------------------------------------------------------------- - * System control registers - * ---------------------------------------------------------------------------- - */ -#define OMAP1610_RESET_CONTROL 0xfffe1140 - -/* - * --------------------------------------------------------------------------- - * TIPB bus interface - * --------------------------------------------------------------------------- - */ -#define TIPB_SWITCH_BASE (0xfffbc800) -#define OMAP16XX_MMCSD2_SSW_MPU_CONF (TIPB_SWITCH_BASE + 0x160) - -/* UART3 Registers Mapping through MPU bus */ -#define UART3_RHR (OMAP1_UART3_BASE + 0) -#define UART3_THR (OMAP1_UART3_BASE + 0) -#define UART3_DLL (OMAP1_UART3_BASE + 0) -#define UART3_IER (OMAP1_UART3_BASE + 4) -#define UART3_DLH (OMAP1_UART3_BASE + 4) -#define UART3_IIR (OMAP1_UART3_BASE + 8) -#define UART3_FCR (OMAP1_UART3_BASE + 8) -#define UART3_EFR (OMAP1_UART3_BASE + 8) -#define UART3_LCR (OMAP1_UART3_BASE + 0x0C) -#define UART3_MCR (OMAP1_UART3_BASE + 0x10) -#define UART3_XON1_ADDR1 (OMAP1_UART3_BASE + 0x10) -#define UART3_XON2_ADDR2 (OMAP1_UART3_BASE + 0x14) -#define UART3_LSR (OMAP1_UART3_BASE + 0x14) -#define UART3_TCR (OMAP1_UART3_BASE + 0x18) -#define UART3_MSR (OMAP1_UART3_BASE + 0x18) -#define UART3_XOFF1 (OMAP1_UART3_BASE + 0x18) -#define UART3_XOFF2 (OMAP1_UART3_BASE + 0x1C) -#define UART3_SPR (OMAP1_UART3_BASE + 0x1C) -#define UART3_TLR (OMAP1_UART3_BASE + 0x1C) -#define UART3_MDR1 (OMAP1_UART3_BASE + 0x20) -#define UART3_MDR2 (OMAP1_UART3_BASE + 0x24) -#define UART3_SFLSR (OMAP1_UART3_BASE + 0x28) -#define UART3_TXFLL (OMAP1_UART3_BASE + 0x28) -#define UART3_RESUME (OMAP1_UART3_BASE + 0x2C) -#define UART3_TXFLH (OMAP1_UART3_BASE + 0x2C) -#define UART3_SFREGL (OMAP1_UART3_BASE + 0x30) -#define UART3_RXFLL (OMAP1_UART3_BASE + 0x30) -#define UART3_SFREGH (OMAP1_UART3_BASE + 0x34) -#define UART3_RXFLH (OMAP1_UART3_BASE + 0x34) -#define UART3_BLR (OMAP1_UART3_BASE + 0x38) -#define UART3_ACREG (OMAP1_UART3_BASE + 0x3C) -#define UART3_DIV16 (OMAP1_UART3_BASE + 0x3C) -#define UART3_SCR (OMAP1_UART3_BASE + 0x40) -#define UART3_SSR (OMAP1_UART3_BASE + 0x44) -#define UART3_EBLR (OMAP1_UART3_BASE + 0x48) -#define UART3_OSC_12M_SEL (OMAP1_UART3_BASE + 0x4C) -#define UART3_MVR (OMAP1_UART3_BASE + 0x50) - -/* - * --------------------------------------------------------------------------- - * Watchdog timer - * --------------------------------------------------------------------------- - */ - -/* 32-bit Watchdog timer in OMAP 16XX */ -#define OMAP_16XX_WATCHDOG_BASE (0xfffeb000) -#define OMAP_16XX_WIDR (OMAP_16XX_WATCHDOG_BASE + 0x00) -#define OMAP_16XX_WD_SYSCONFIG (OMAP_16XX_WATCHDOG_BASE + 0x10) -#define OMAP_16XX_WD_SYSSTATUS (OMAP_16XX_WATCHDOG_BASE + 0x14) -#define OMAP_16XX_WCLR (OMAP_16XX_WATCHDOG_BASE + 0x24) -#define OMAP_16XX_WCRR (OMAP_16XX_WATCHDOG_BASE + 0x28) -#define OMAP_16XX_WLDR (OMAP_16XX_WATCHDOG_BASE + 0x2c) -#define OMAP_16XX_WTGR (OMAP_16XX_WATCHDOG_BASE + 0x30) -#define OMAP_16XX_WWPS (OMAP_16XX_WATCHDOG_BASE + 0x34) -#define OMAP_16XX_WSPR (OMAP_16XX_WATCHDOG_BASE + 0x48) - -#define WCLR_PRE_SHIFT 5 -#define WCLR_PTV_SHIFT 2 - -#define WWPS_W_PEND_WSPR (1 << 4) -#define WWPS_W_PEND_WTGR (1 << 3) -#define WWPS_W_PEND_WLDR (1 << 2) -#define WWPS_W_PEND_WCRR (1 << 1) -#define WWPS_W_PEND_WCLR (1 << 0) - -#define WSPR_ENABLE_0 (0x0000bbbb) -#define WSPR_ENABLE_1 (0x00004444) -#define WSPR_DISABLE_0 (0x0000aaaa) -#define WSPR_DISABLE_1 (0x00005555) - -#define OMAP16XX_DSP_MMU_BASE (0xfffed200) -#define OMAP16XX_MAILBOX_BASE (0xfffcf000) - -#endif /* __ASM_ARCH_OMAP16XX_H */ - diff --git a/arch/arm/mach-omap1/include/mach/omap7xx.h b/arch/arm/mach-omap1/include/mach/omap7xx.h deleted file mode 100644 index 63da994bc609..000000000000 --- a/arch/arm/mach-omap1/include/mach/omap7xx.h +++ /dev/null @@ -1,106 +0,0 @@ -/* - * Hardware definitions for TI OMAP7XX processor. - * - * Cleanup for Linux-2.6 by Dirk Behme <dirk.behme@de.bosch.com> - * Adapted for omap850 by Zebediah C. McClure <zmc@lurian.net> - * Adapted for omap7xx by Alistair Buxton <a.j.buxton@gmail.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN - * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF - * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON - * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -#ifndef __ASM_ARCH_OMAP7XX_H -#define __ASM_ARCH_OMAP7XX_H - -/* - * ---------------------------------------------------------------------------- - * Base addresses - * ---------------------------------------------------------------------------- - */ - -/* Syntax: XX_BASE = Virtual base address, XX_START = Physical base address */ - -#define OMAP7XX_DSP_BASE 0xE0000000 -#define OMAP7XX_DSP_SIZE 0x50000 -#define OMAP7XX_DSP_START 0xE0000000 - -#define OMAP7XX_DSPREG_BASE 0xE1000000 -#define OMAP7XX_DSPREG_SIZE SZ_128K -#define OMAP7XX_DSPREG_START 0xE1000000 - -#define OMAP7XX_SPI1_BASE 0xfffc0800 -#define OMAP7XX_SPI2_BASE 0xfffc1000 - -/* - * ---------------------------------------------------------------------------- - * OMAP7XX specific configuration registers - * ---------------------------------------------------------------------------- - */ -#define OMAP7XX_CONFIG_BASE 0xfffe1000 -#define OMAP7XX_IO_CONF_0 0xfffe1070 -#define OMAP7XX_IO_CONF_1 0xfffe1074 -#define OMAP7XX_IO_CONF_2 0xfffe1078 -#define OMAP7XX_IO_CONF_3 0xfffe107c -#define OMAP7XX_IO_CONF_4 0xfffe1080 -#define OMAP7XX_IO_CONF_5 0xfffe1084 -#define OMAP7XX_IO_CONF_6 0xfffe1088 -#define OMAP7XX_IO_CONF_7 0xfffe108c -#define OMAP7XX_IO_CONF_8 0xfffe1090 -#define OMAP7XX_IO_CONF_9 0xfffe1094 -#define OMAP7XX_IO_CONF_10 0xfffe1098 -#define OMAP7XX_IO_CONF_11 0xfffe109c -#define OMAP7XX_IO_CONF_12 0xfffe10a0 -#define OMAP7XX_IO_CONF_13 0xfffe10a4 - -#define OMAP7XX_MODE_1 0xfffe1010 -#define OMAP7XX_MODE_2 0xfffe1014 - -/* CSMI specials: in terms of base + offset */ -#define OMAP7XX_MODE2_OFFSET 0x14 - -/* - * ---------------------------------------------------------------------------- - * OMAP7XX traffic controller configuration registers - * ---------------------------------------------------------------------------- - */ -#define OMAP7XX_FLASH_CFG_0 0xfffecc10 -#define OMAP7XX_FLASH_ACFG_0 0xfffecc50 -#define OMAP7XX_FLASH_CFG_1 0xfffecc14 -#define OMAP7XX_FLASH_ACFG_1 0xfffecc54 - -/* - * ---------------------------------------------------------------------------- - * OMAP7XX DSP control registers - * ---------------------------------------------------------------------------- - */ -#define OMAP7XX_ICR_BASE 0xfffbb800 -#define OMAP7XX_DSP_M_CTL 0xfffbb804 -#define OMAP7XX_DSP_MMU_BASE 0xfffed200 - -/* - * ---------------------------------------------------------------------------- - * OMAP7XX PCC_UPLD configuration registers - * ---------------------------------------------------------------------------- - */ -#define OMAP7XX_PCC_UPLD_CTRL_BASE (0xfffe0900) -#define OMAP7XX_PCC_UPLD_CTRL (OMAP7XX_PCC_UPLD_CTRL_BASE + 0x00) - -#endif /* __ASM_ARCH_OMAP7XX_H */ - diff --git a/arch/arm/mach-omap1/include/mach/soc.h b/arch/arm/mach-omap1/include/mach/soc.h deleted file mode 100644 index 1897cbabfc93..000000000000 --- a/arch/arm/mach-omap1/include/mach/soc.h +++ /dev/null @@ -1,220 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later */ -/* - * OMAP cpu type detection - * - * Copyright (C) 2004, 2008 Nokia Corporation - * - * Copyright (C) 2009-11 Texas Instruments. - * - * Written by Tony Lindgren <tony.lindgren@nokia.com> - * - * Added OMAP4/5 specific defines - Santosh Shilimkar<santosh.shilimkar@ti.com> - */ - -#ifndef __ASM_ARCH_OMAP_CPU_H -#define __ASM_ARCH_OMAP_CPU_H - -#include <asm/irq.h> -#include <mach/hardware.h> -#include <mach/irqs.h> - -#ifndef __ASSEMBLY__ - -#include <linux/bitops.h> - -/* - * Test if multicore OMAP support is needed - */ -#undef MULTI_OMAP1 -#undef OMAP_NAME - -#ifdef CONFIG_ARCH_OMAP730 -# ifdef OMAP_NAME -# undef MULTI_OMAP1 -# define MULTI_OMAP1 -# else -# define OMAP_NAME omap730 -# endif -#endif -#ifdef CONFIG_ARCH_OMAP850 -# ifdef OMAP_NAME -# undef MULTI_OMAP1 -# define MULTI_OMAP1 -# else -# define OMAP_NAME omap850 -# endif -#endif -#ifdef CONFIG_ARCH_OMAP15XX -# ifdef OMAP_NAME -# undef MULTI_OMAP1 -# define MULTI_OMAP1 -# else -# define OMAP_NAME omap1510 -# endif -#endif -#ifdef CONFIG_ARCH_OMAP16XX -# ifdef OMAP_NAME -# undef MULTI_OMAP1 -# define MULTI_OMAP1 -# else -# define OMAP_NAME omap16xx -# endif -#endif - -/* - * omap_rev bits: - * CPU id bits (0730, 1510, 1710, 2422...) [31:16] - * CPU revision (See _REV_ defined in cpu.h) [15:08] - * CPU class bits (15xx, 16xx, 24xx, 34xx...) [07:00] - */ -unsigned int omap_rev(void); - -/* - * Get the CPU revision for OMAP devices - */ -#define GET_OMAP_REVISION() ((omap_rev() >> 8) & 0xff) - -/* - * Macros to group OMAP into cpu classes. - * These can be used in most places. - * cpu_is_omap7xx(): True for OMAP730, OMAP850 - * cpu_is_omap15xx(): True for OMAP1510, OMAP5910 and OMAP310 - * cpu_is_omap16xx(): True for OMAP1610, OMAP5912 and OMAP1710 - */ -#define GET_OMAP_CLASS (omap_rev() & 0xff) - -#define IS_OMAP_CLASS(class, id) \ -static inline int is_omap ##class (void) \ -{ \ - return (GET_OMAP_CLASS == (id)) ? 1 : 0; \ -} - -#define GET_OMAP_SUBCLASS ((omap_rev() >> 20) & 0x0fff) - -#define IS_OMAP_SUBCLASS(subclass, id) \ -static inline int is_omap ##subclass (void) \ -{ \ - return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0; \ -} - -IS_OMAP_CLASS(7xx, 0x07) -IS_OMAP_CLASS(15xx, 0x15) -IS_OMAP_CLASS(16xx, 0x16) - -#define cpu_is_omap7xx() 0 -#define cpu_is_omap15xx() 0 -#define cpu_is_omap16xx() 0 - -#if defined(MULTI_OMAP1) -# if defined(CONFIG_ARCH_OMAP730) -# undef cpu_is_omap7xx -# define cpu_is_omap7xx() is_omap7xx() -# endif -# if defined(CONFIG_ARCH_OMAP850) -# undef cpu_is_omap7xx -# define cpu_is_omap7xx() is_omap7xx() -# endif -# if defined(CONFIG_ARCH_OMAP15XX) -# undef cpu_is_omap15xx -# define cpu_is_omap15xx() is_omap15xx() -# endif -# if defined(CONFIG_ARCH_OMAP16XX) -# undef cpu_is_omap16xx -# define cpu_is_omap16xx() is_omap16xx() -# endif -#else -# if defined(CONFIG_ARCH_OMAP730) -# undef cpu_is_omap7xx -# define cpu_is_omap7xx() 1 -# endif -# if defined(CONFIG_ARCH_OMAP850) -# undef cpu_is_omap7xx -# define cpu_is_omap7xx() 1 -# endif -# if defined(CONFIG_ARCH_OMAP15XX) -# undef cpu_is_omap15xx -# define cpu_is_omap15xx() 1 -# endif -# if defined(CONFIG_ARCH_OMAP16XX) -# undef cpu_is_omap16xx -# define cpu_is_omap16xx() 1 -# endif -#endif - -/* - * Macros to detect individual cpu types. - * These are only rarely needed. - * cpu_is_omap310(): True for OMAP310 - * cpu_is_omap1510(): True for OMAP1510 - * cpu_is_omap1610(): True for OMAP1610 - * cpu_is_omap1611(): True for OMAP1611 - * cpu_is_omap5912(): True for OMAP5912 - * cpu_is_omap1621(): True for OMAP1621 - * cpu_is_omap1710(): True for OMAP1710 - */ -#define GET_OMAP_TYPE ((omap_rev() >> 16) & 0xffff) - -#define IS_OMAP_TYPE(type, id) \ -static inline int is_omap ##type (void) \ -{ \ - return (GET_OMAP_TYPE == (id)) ? 1 : 0; \ -} - -IS_OMAP_TYPE(310, 0x0310) -IS_OMAP_TYPE(1510, 0x1510) -IS_OMAP_TYPE(1610, 0x1610) -IS_OMAP_TYPE(1611, 0x1611) -IS_OMAP_TYPE(5912, 0x1611) -IS_OMAP_TYPE(1621, 0x1621) -IS_OMAP_TYPE(1710, 0x1710) - -#define cpu_is_omap310() 0 -#define cpu_is_omap1510() 0 -#define cpu_is_omap1610() 0 -#define cpu_is_omap5912() 0 -#define cpu_is_omap1611() 0 -#define cpu_is_omap1621() 0 -#define cpu_is_omap1710() 0 - -/* These are needed to compile common code */ -#ifdef CONFIG_ARCH_OMAP1 -#define cpu_is_omap242x() 0 -#define cpu_is_omap2430() 0 -#define cpu_is_omap243x() 0 -#define cpu_is_omap24xx() 0 -#define cpu_is_omap34xx() 0 -#define cpu_is_omap44xx() 0 -#define soc_is_omap54xx() 0 -#define soc_is_dra7xx() 0 -#define soc_is_am33xx() 0 -#define cpu_class_is_omap1() 1 -#define cpu_class_is_omap2() 0 -#endif - -/* - * Whether we have MULTI_OMAP1 or not, we still need to distinguish - * between 310 vs. 1510 and 1611B/5912 vs. 1710. - */ - -#if defined(CONFIG_ARCH_OMAP15XX) -# undef cpu_is_omap310 -# undef cpu_is_omap1510 -# define cpu_is_omap310() is_omap310() -# define cpu_is_omap1510() is_omap1510() -#endif - -#if defined(CONFIG_ARCH_OMAP16XX) -# undef cpu_is_omap1610 -# undef cpu_is_omap1611 -# undef cpu_is_omap5912 -# undef cpu_is_omap1621 -# undef cpu_is_omap1710 -# define cpu_is_omap1610() is_omap1610() -# define cpu_is_omap1611() is_omap1611() -# define cpu_is_omap5912() is_omap5912() -# define cpu_is_omap1621() is_omap1621() -# define cpu_is_omap1710() is_omap1710() -#endif - -#endif /* __ASSEMBLY__ */ -#endif diff --git a/arch/arm/mach-omap1/include/mach/uncompress.h b/arch/arm/mach-omap1/include/mach/uncompress.h deleted file mode 100644 index 9cca6a56788f..000000000000 --- a/arch/arm/mach-omap1/include/mach/uncompress.h +++ /dev/null @@ -1,117 +0,0 @@ -/* - * arch/arm/plat-omap/include/mach/uncompress.h - * - * Serial port stubs for kernel decompress status messages - * - * Initially based on: - * linux-2.4.15-rmk1-dsplinux1.6/arch/arm/plat-omap/include/mach1510/uncompress.h - * Copyright (C) 2000 RidgeRun, Inc. - * Author: Greg Lonnon <glonnon@ridgerun.com> - * - * Rewritten by: - * Author: <source@mvista.com> - * 2004 (c) MontaVista Software, Inc. - * - * This file is licensed under the terms of the GNU General Public License - * version 2. This program is licensed "as is" without any warranty of any - * kind, whether express or implied. - */ - -#include <linux/types.h> -#include <linux/serial_reg.h> - -#include <asm/memory.h> -#include <asm/mach-types.h> - -#include "serial.h" - -#define MDR1_MODE_MASK 0x07 - -volatile u8 *uart_base; -int uart_shift; - -/* - * Store the DEBUG_LL uart number into memory. - * See also debug-macro.S, and serial.c for related code. - */ -static void set_omap_uart_info(unsigned char port) -{ - /* - * Get address of some.bss variable and round it down - * a la CONFIG_AUTO_ZRELADDR. - */ - u32 ram_start = (u32)&uart_shift & 0xf8000000; - u32 *uart_info = (u32 *)(ram_start + OMAP_UART_INFO_OFS); - *uart_info = port; -} - -static inline void putc(int c) -{ - if (!uart_base) - return; - - /* Check for UART 16x mode */ - if ((uart_base[UART_OMAP_MDR1 << uart_shift] & MDR1_MODE_MASK) != 0) - return; - - while (!(uart_base[UART_LSR << uart_shift] & UART_LSR_THRE)) - barrier(); - uart_base[UART_TX << uart_shift] = c; -} - -static inline void flush(void) -{ -} - -/* - * Macros to configure UART1 and debug UART - */ -#define _DEBUG_LL_ENTRY(mach, dbg_uart, dbg_shft, dbg_id) \ - if (machine_is_##mach()) { \ - uart_base = (volatile u8 *)(dbg_uart); \ - uart_shift = (dbg_shft); \ - port = (dbg_id); \ - set_omap_uart_info(port); \ - break; \ - } - -#define DEBUG_LL_OMAP7XX(p, mach) \ - _DEBUG_LL_ENTRY(mach, OMAP1_UART##p##_BASE, OMAP7XX_PORT_SHIFT, \ - OMAP1UART##p) - -#define DEBUG_LL_OMAP1(p, mach) \ - _DEBUG_LL_ENTRY(mach, OMAP1_UART##p##_BASE, OMAP_PORT_SHIFT, \ - OMAP1UART##p) - -static inline void arch_decomp_setup(void) -{ - int port = 0; - - /* - * Initialize the port based on the machine ID from the bootloader. - * Note that we're using macros here instead of switch statement - * as machine_is functions are optimized out for the boards that - * are not selected. - */ - do { - /* omap7xx/8xx based boards using UART1 with shift 0 */ - DEBUG_LL_OMAP7XX(1, herald); - DEBUG_LL_OMAP7XX(1, omap_perseus2); - - /* omap15xx/16xx based boards using UART1 */ - DEBUG_LL_OMAP1(1, ams_delta); - DEBUG_LL_OMAP1(1, nokia770); - DEBUG_LL_OMAP1(1, omap_h2); - DEBUG_LL_OMAP1(1, omap_h3); - DEBUG_LL_OMAP1(1, omap_innovator); - DEBUG_LL_OMAP1(1, omap_osk); - DEBUG_LL_OMAP1(1, omap_palmte); - DEBUG_LL_OMAP1(1, omap_palmz71); - - /* omap15xx/16xx based boards using UART2 */ - DEBUG_LL_OMAP1(2, omap_palmtt); - - /* omap15xx/16xx based boards using UART3 */ - DEBUG_LL_OMAP1(3, sx1); - } while (0); -} diff --git a/arch/arm/mach-omap1/include/mach/usb.h b/arch/arm/mach-omap1/include/mach/usb.h deleted file mode 100644 index 5429d86c7190..000000000000 --- a/arch/arm/mach-omap1/include/mach/usb.h +++ /dev/null @@ -1,128 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * FIXME correct answer depends on hmc_mode, - * as does (on omap1) any nonzero value for config->otg port number - */ -#if IS_ENABLED(CONFIG_USB_OMAP) -#define is_usb0_device(config) 1 -#else -#define is_usb0_device(config) 0 -#endif - -#include <linux/platform_data/usb-omap1.h> - -#if IS_ENABLED(CONFIG_USB_SUPPORT) -void omap1_usb_init(struct omap_usb_config *pdata); -#else -static inline void omap1_usb_init(struct omap_usb_config *pdata) -{ -} -#endif - -#define OMAP1_OTG_BASE 0xfffb0400 -#define OMAP1_UDC_BASE 0xfffb4000 -#define OMAP1_OHCI_BASE 0xfffba000 - -#define OMAP2_OHCI_BASE 0x4805e000 -#define OMAP2_UDC_BASE 0x4805e200 -#define OMAP2_OTG_BASE 0x4805e300 -#define OTG_BASE OMAP1_OTG_BASE -#define UDC_BASE OMAP1_UDC_BASE -#define OMAP_OHCI_BASE OMAP1_OHCI_BASE - -/* - * OTG and transceiver registers, for OMAPs starting with ARM926 - */ -#define OTG_REV (OTG_BASE + 0x00) -#define OTG_SYSCON_1 (OTG_BASE + 0x04) -# define USB2_TRX_MODE(w) (((w)>>24)&0x07) -# define USB1_TRX_MODE(w) (((w)>>20)&0x07) -# define USB0_TRX_MODE(w) (((w)>>16)&0x07) -# define OTG_IDLE_EN (1 << 15) -# define HST_IDLE_EN (1 << 14) -# define DEV_IDLE_EN (1 << 13) -# define OTG_RESET_DONE (1 << 2) -# define OTG_SOFT_RESET (1 << 1) -#define OTG_SYSCON_2 (OTG_BASE + 0x08) -# define OTG_EN (1 << 31) -# define USBX_SYNCHRO (1 << 30) -# define OTG_MST16 (1 << 29) -# define SRP_GPDATA (1 << 28) -# define SRP_GPDVBUS (1 << 27) -# define SRP_GPUVBUS(w) (((w)>>24)&0x07) -# define A_WAIT_VRISE(w) (((w)>>20)&0x07) -# define B_ASE_BRST(w) (((w)>>16)&0x07) -# define SRP_DPW (1 << 14) -# define SRP_DATA (1 << 13) -# define SRP_VBUS (1 << 12) -# define OTG_PADEN (1 << 10) -# define HMC_PADEN (1 << 9) -# define UHOST_EN (1 << 8) -# define HMC_TLLSPEED (1 << 7) -# define HMC_TLLATTACH (1 << 6) -# define OTG_HMC(w) (((w)>>0)&0x3f) -#define OTG_CTRL (OTG_BASE + 0x0c) -# define OTG_USB2_EN (1 << 29) -# define OTG_USB2_DP (1 << 28) -# define OTG_USB2_DM (1 << 27) -# define OTG_USB1_EN (1 << 26) -# define OTG_USB1_DP (1 << 25) -# define OTG_USB1_DM (1 << 24) -# define OTG_USB0_EN (1 << 23) -# define OTG_USB0_DP (1 << 22) -# define OTG_USB0_DM (1 << 21) -# define OTG_ASESSVLD (1 << 20) -# define OTG_BSESSEND (1 << 19) -# define OTG_BSESSVLD (1 << 18) -# define OTG_VBUSVLD (1 << 17) -# define OTG_ID (1 << 16) -# define OTG_DRIVER_SEL (1 << 15) -# define OTG_A_SETB_HNPEN (1 << 12) -# define OTG_A_BUSREQ (1 << 11) -# define OTG_B_HNPEN (1 << 9) -# define OTG_B_BUSREQ (1 << 8) -# define OTG_BUSDROP (1 << 7) -# define OTG_PULLDOWN (1 << 5) -# define OTG_PULLUP (1 << 4) -# define OTG_DRV_VBUS (1 << 3) -# define OTG_PD_VBUS (1 << 2) -# define OTG_PU_VBUS (1 << 1) -# define OTG_PU_ID (1 << 0) -#define OTG_IRQ_EN (OTG_BASE + 0x10) /* 16-bit */ -# define DRIVER_SWITCH (1 << 15) -# define A_VBUS_ERR (1 << 13) -# define A_REQ_TMROUT (1 << 12) -# define A_SRP_DETECT (1 << 11) -# define B_HNP_FAIL (1 << 10) -# define B_SRP_TMROUT (1 << 9) -# define B_SRP_DONE (1 << 8) -# define B_SRP_STARTED (1 << 7) -# define OPRT_CHG (1 << 0) -#define OTG_IRQ_SRC (OTG_BASE + 0x14) /* 16-bit */ - // same bits as in IRQ_EN -#define OTG_OUTCTRL (OTG_BASE + 0x18) /* 16-bit */ -# define OTGVPD (1 << 14) -# define OTGVPU (1 << 13) -# define OTGPUID (1 << 12) -# define USB2VDR (1 << 10) -# define USB2PDEN (1 << 9) -# define USB2PUEN (1 << 8) -# define USB1VDR (1 << 6) -# define USB1PDEN (1 << 5) -# define USB1PUEN (1 << 4) -# define USB0VDR (1 << 2) -# define USB0PDEN (1 << 1) -# define USB0PUEN (1 << 0) -#define OTG_TEST (OTG_BASE + 0x20) /* 16-bit */ -#define OTG_VENDOR_CODE (OTG_BASE + 0xfc) /* 16-bit */ - -/*-------------------------------------------------------------------------*/ - -/* OMAP1 */ -#define USB_TRANSCEIVER_CTRL (0xfffe1000 + 0x0064) -# define CONF_USB2_UNI_R (1 << 8) -# define CONF_USB1_UNI_R (1 << 7) -# define CONF_USB_PORT0_R(x) (((x)>>4)&0x7) -# define CONF_USB0_ISOLATE_R (1 << 3) -# define CONF_USB_PWRDN_DM_R (1 << 2) -# define CONF_USB_PWRDN_DP_R (1 << 1) diff --git a/arch/arm/mach-omap1/io.c b/arch/arm/mach-omap1/io.c index 5a173fc2a1ca..1f20fe99be57 100644 --- a/arch/arm/mach-omap1/io.c +++ b/arch/arm/mach-omap1/io.c @@ -9,111 +9,46 @@ #include <linux/kernel.h> #include <linux/init.h> #include <linux/io.h> +#include <linux/omap-dma.h> #include <asm/tlb.h> #include <asm/mach/map.h> -#include <mach/mux.h> -#include <mach/tc.h> -#include <linux/omap-dma.h> - +#include "tc.h" #include "iomap.h" #include "common.h" -#include "clock.h" /* * The machine specific code may provide the extra mapping besides the * default mapping provided here. */ -static struct map_desc omap_io_desc[] __initdata = { +static struct map_desc omap1_io_desc[] __initdata = { { .virtual = OMAP1_IO_VIRT, .pfn = __phys_to_pfn(OMAP1_IO_PHYS), .length = OMAP1_IO_SIZE, .type = MT_DEVICE - } -}; - -#if defined (CONFIG_ARCH_OMAP730) || defined (CONFIG_ARCH_OMAP850) -static struct map_desc omap7xx_io_desc[] __initdata = { - { - .virtual = OMAP7XX_DSP_BASE, - .pfn = __phys_to_pfn(OMAP7XX_DSP_START), - .length = OMAP7XX_DSP_SIZE, - .type = MT_DEVICE }, { - .virtual = OMAP7XX_DSPREG_BASE, - .pfn = __phys_to_pfn(OMAP7XX_DSPREG_START), - .length = OMAP7XX_DSPREG_SIZE, - .type = MT_DEVICE - } -}; -#endif - -#ifdef CONFIG_ARCH_OMAP15XX -static struct map_desc omap1510_io_desc[] __initdata = { - { - .virtual = OMAP1510_DSP_BASE, - .pfn = __phys_to_pfn(OMAP1510_DSP_START), - .length = OMAP1510_DSP_SIZE, + .virtual = OMAP1_DSP_BASE, + .pfn = __phys_to_pfn(OMAP1_DSP_START), + .length = OMAP1_DSP_SIZE, .type = MT_DEVICE }, { - .virtual = OMAP1510_DSPREG_BASE, - .pfn = __phys_to_pfn(OMAP1510_DSPREG_START), - .length = OMAP1510_DSPREG_SIZE, + .virtual = OMAP1_DSPREG_BASE, + .pfn = __phys_to_pfn(OMAP1_DSPREG_START), + .length = OMAP1_DSPREG_SIZE, .type = MT_DEVICE } }; -#endif - -#if defined(CONFIG_ARCH_OMAP16XX) -static struct map_desc omap16xx_io_desc[] __initdata = { - { - .virtual = OMAP16XX_DSP_BASE, - .pfn = __phys_to_pfn(OMAP16XX_DSP_START), - .length = OMAP16XX_DSP_SIZE, - .type = MT_DEVICE - }, { - .virtual = OMAP16XX_DSPREG_BASE, - .pfn = __phys_to_pfn(OMAP16XX_DSPREG_START), - .length = OMAP16XX_DSPREG_SIZE, - .type = MT_DEVICE - } -}; -#endif /* * Maps common IO regions for omap1 */ -static void __init omap1_map_common_io(void) +void __init omap1_map_io(void) { - iotable_init(omap_io_desc, ARRAY_SIZE(omap_io_desc)); + iotable_init(omap1_io_desc, ARRAY_SIZE(omap1_io_desc)); } -#if defined (CONFIG_ARCH_OMAP730) || defined (CONFIG_ARCH_OMAP850) -void __init omap7xx_map_io(void) -{ - omap1_map_common_io(); - iotable_init(omap7xx_io_desc, ARRAY_SIZE(omap7xx_io_desc)); -} -#endif - -#ifdef CONFIG_ARCH_OMAP15XX -void __init omap15xx_map_io(void) -{ - omap1_map_common_io(); - iotable_init(omap1510_io_desc, ARRAY_SIZE(omap1510_io_desc)); -} -#endif - -#if defined(CONFIG_ARCH_OMAP16XX) -void __init omap16xx_map_io(void) -{ - omap1_map_common_io(); - iotable_init(omap16xx_io_desc, ARRAY_SIZE(omap16xx_io_desc)); -} -#endif - /* * Common low-level hardware init for omap1. */ @@ -126,11 +61,6 @@ void __init omap1_init_early(void) */ omap_writew(0x0, MPU_PUBLIC_TIPB_CNTL); omap_writew(0x0, MPU_PRIVATE_TIPB_CNTL); - - /* Must init clocks early to assure that timer interrupt works - */ - omap1_clk_init(); - omap1_mux_init(); } void __init omap1_init_late(void) diff --git a/arch/arm/mach-omap1/irq.c b/arch/arm/mach-omap1/irq.c index b11edc8a46f0..bb1bc060ecd8 100644 --- a/arch/arm/mach-omap1/irq.c +++ b/arch/arm/mach-omap1/irq.c @@ -35,21 +35,20 @@ * with this program; if not, write to the Free Software Foundation, Inc., * 675 Mass Ave, Cambridge, MA 02139, USA. */ -#include <linux/gpio.h> #include <linux/init.h> +#include <linux/irq.h> #include <linux/module.h> #include <linux/sched.h> #include <linux/interrupt.h> #include <linux/io.h> +#include <linux/irqdomain.h> #include <asm/irq.h> #include <asm/exception.h> #include <asm/mach/irq.h> #include "soc.h" - -#include <mach/hardware.h> - +#include "hardware.h" #include "common.h" #define IRQ_BANK(irq) ((irq) >> 5) @@ -112,14 +111,6 @@ static void omap_irq_set_cfg(int irq, int fiq, int priority, int trigger) irq_bank_writel(val, bank, offset); } -#if defined (CONFIG_ARCH_OMAP730) || defined (CONFIG_ARCH_OMAP850) -static struct omap_irq_bank omap7xx_irq_banks[] = { - { .base_reg = OMAP_IH1_BASE, .trigger_map = 0xb3f8e22f }, - { .base_reg = OMAP_IH2_BASE, .trigger_map = 0xfdb9c1f2 }, - { .base_reg = OMAP_IH2_BASE + 0x100, .trigger_map = 0x800040f3 }, -}; -#endif - #ifdef CONFIG_ARCH_OMAP15XX static struct omap_irq_bank omap1510_irq_banks[] = { { .base_reg = OMAP_IH1_BASE, .trigger_map = 0xb3febfff }, @@ -165,7 +156,7 @@ asmlinkage void __exception_irq_entry omap1_handle_irq(struct pt_regs *regs) } irq: if (irqnr) - handle_domain_irq(domain, irqnr, regs); + generic_handle_domain_irq(domain, irqnr); else break; } while (irqnr); @@ -196,12 +187,6 @@ void __init omap1_init_irq(void) int i, j, irq_base; unsigned long nr_irqs; -#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) - if (cpu_is_omap7xx()) { - irq_banks = omap7xx_irq_banks; - irq_bank_count = ARRAY_SIZE(omap7xx_irq_banks); - } -#endif #ifdef CONFIG_ARCH_OMAP15XX if (cpu_is_omap1510()) { irq_banks = omap1510_irq_banks; @@ -232,11 +217,10 @@ void __init omap1_init_irq(void) pr_warn("Couldn't allocate IRQ numbers\n"); irq_base = 0; } - omap_l2_irq = cpu_is_omap7xx() ? irq_base + 1 : irq_base; + omap_l2_irq = irq_base; omap_l2_irq -= NR_IRQS_LEGACY; - domain = irq_domain_add_legacy(NULL, nr_irqs, irq_base, 0, - &irq_domain_simple_ops, NULL); + domain = irq_domain_create_legacy(NULL, nr_irqs, irq_base, 0, &irq_domain_simple_ops, NULL); pr_info("Total of %lu interrupts in %i interrupt banks\n", nr_irqs, irq_bank_count); @@ -251,10 +235,6 @@ void __init omap1_init_irq(void) irq_bank_writel(0x03, 0, IRQ_CONTROL_REG_OFFSET); irq_bank_writel(0x03, 1, IRQ_CONTROL_REG_OFFSET); - /* Enable interrupts in global mask */ - if (cpu_is_omap7xx()) - irq_bank_writel(0x0, 0, IRQ_GMR_REG_OFFSET); - /* Install the interrupt handlers for each bank */ for (i = 0; i < irq_bank_count; i++) { for (j = i * 32; j < (i + 1) * 32; j++) { @@ -273,4 +253,6 @@ void __init omap1_init_irq(void) ct = irq_data_get_chip_type(d); ct->chip.irq_unmask(d); } + + set_handle_irq(omap1_handle_irq); } diff --git a/arch/arm/mach-omap1/include/mach/irqs.h b/arch/arm/mach-omap1/irqs.h index 30bf007700cf..3ab7050b1b6b 100644 --- a/arch/arm/mach-omap1/include/mach/irqs.h +++ b/arch/arm/mach-omap1/irqs.h @@ -1,7 +1,5 @@ /* SPDX-License-Identifier: GPL-2.0-or-later */ /* - * arch/arm/plat-omap/include/mach/irqs.h - * * Copyright (C) Greg Lonnon 2001 * Updated for OMAP-1610 by Tony Lindgren <tony@atomide.com> * @@ -233,15 +231,6 @@ #define IH_MPUIO_BASE (OMAP_MAX_GPIO_LINES + IH_GPIO_BASE) #define OMAP_IRQ_END (IH_MPUIO_BASE + 16) -/* External FPGA handles interrupts on Innovator boards */ -#define OMAP_FPGA_IRQ_BASE (OMAP_IRQ_END) -#ifdef CONFIG_MACH_OMAP_INNOVATOR -#define OMAP_FPGA_NR_IRQS 24 -#else -#define OMAP_FPGA_NR_IRQS 0 -#endif -#define OMAP_FPGA_IRQ_END (OMAP_FPGA_IRQ_BASE + OMAP_FPGA_NR_IRQS) - #define OMAP_IRQ_BIT(irq) (1 << ((irq - NR_IRQS_LEGACY) % 32)) #ifdef CONFIG_FIQ diff --git a/arch/arm/mach-omap1/lcd_dma.c b/arch/arm/mach-omap1/lcd_dma.c deleted file mode 100644 index a72ac0c02b4f..000000000000 --- a/arch/arm/mach-omap1/lcd_dma.c +++ /dev/null @@ -1,441 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * linux/arch/arm/mach-omap1/lcd_dma.c - * - * Extracted from arch/arm/plat-omap/dma.c - * Copyright (C) 2003 - 2008 Nokia Corporation - * Author: Juha Yrjölä <juha.yrjola@nokia.com> - * DMA channel linking for 1610 by Samuel Ortiz <samuel.ortiz@nokia.com> - * Graphics DMA and LCD DMA graphics tranformations - * by Imre Deak <imre.deak@nokia.com> - * OMAP2/3 support Copyright (C) 2004-2007 Texas Instruments, Inc. - * Merged to support both OMAP1 and OMAP2 by Tony Lindgren <tony@atomide.com> - * Some functions based on earlier dma-omap.c Copyright (C) 2001 RidgeRun, Inc. - * - * Copyright (C) 2009 Texas Instruments - * Added OMAP4 support - Santosh Shilimkar <santosh.shilimkar@ti.com> - * - * Support functions for the OMAP internal DMA channels. - */ - -#include <linux/module.h> -#include <linux/spinlock.h> -#include <linux/interrupt.h> -#include <linux/io.h> - -#include <linux/omap-dma.h> - -#include <mach/hardware.h> -#include <mach/lcdc.h> - -int omap_lcd_dma_running(void) -{ - /* - * On OMAP1510, internal LCD controller will start the transfer - * when it gets enabled, so assume DMA running if LCD enabled. - */ - if (cpu_is_omap15xx()) - if (omap_readw(OMAP_LCDC_CONTROL) & OMAP_LCDC_CTRL_LCD_EN) - return 1; - - /* Check if LCD DMA is running */ - if (cpu_is_omap16xx()) - if (omap_readw(OMAP1610_DMA_LCD_CCR) & OMAP_DMA_CCR_EN) - return 1; - - return 0; -} - -static struct lcd_dma_info { - spinlock_t lock; - int reserved; - void (*callback)(u16 status, void *data); - void *cb_data; - - int active; - unsigned long addr; - int rotate, data_type, xres, yres; - int vxres; - int mirror; - int xscale, yscale; - int ext_ctrl; - int src_port; - int single_transfer; -} lcd_dma; - -void omap_set_lcd_dma_b1(unsigned long addr, u16 fb_xres, u16 fb_yres, - int data_type) -{ - lcd_dma.addr = addr; - lcd_dma.data_type = data_type; - lcd_dma.xres = fb_xres; - lcd_dma.yres = fb_yres; -} -EXPORT_SYMBOL(omap_set_lcd_dma_b1); - -void omap_set_lcd_dma_ext_controller(int external) -{ - lcd_dma.ext_ctrl = external; -} -EXPORT_SYMBOL(omap_set_lcd_dma_ext_controller); - -void omap_set_lcd_dma_single_transfer(int single) -{ - lcd_dma.single_transfer = single; -} -EXPORT_SYMBOL(omap_set_lcd_dma_single_transfer); - -void omap_set_lcd_dma_b1_rotation(int rotate) -{ - if (cpu_is_omap15xx()) { - printk(KERN_ERR "DMA rotation is not supported in 1510 mode\n"); - BUG(); - return; - } - lcd_dma.rotate = rotate; -} -EXPORT_SYMBOL(omap_set_lcd_dma_b1_rotation); - -void omap_set_lcd_dma_b1_mirror(int mirror) -{ - if (cpu_is_omap15xx()) { - printk(KERN_ERR "DMA mirror is not supported in 1510 mode\n"); - BUG(); - } - lcd_dma.mirror = mirror; -} -EXPORT_SYMBOL(omap_set_lcd_dma_b1_mirror); - -void omap_set_lcd_dma_b1_vxres(unsigned long vxres) -{ - if (cpu_is_omap15xx()) { - pr_err("DMA virtual resolution is not supported in 1510 mode\n"); - BUG(); - } - lcd_dma.vxres = vxres; -} -EXPORT_SYMBOL(omap_set_lcd_dma_b1_vxres); - -void omap_set_lcd_dma_b1_scale(unsigned int xscale, unsigned int yscale) -{ - if (cpu_is_omap15xx()) { - printk(KERN_ERR "DMA scale is not supported in 1510 mode\n"); - BUG(); - } - lcd_dma.xscale = xscale; - lcd_dma.yscale = yscale; -} -EXPORT_SYMBOL(omap_set_lcd_dma_b1_scale); - -static void set_b1_regs(void) -{ - unsigned long top, bottom; - int es; - u16 w; - unsigned long en, fn; - long ei, fi; - unsigned long vxres; - unsigned int xscale, yscale; - - switch (lcd_dma.data_type) { - case OMAP_DMA_DATA_TYPE_S8: - es = 1; - break; - case OMAP_DMA_DATA_TYPE_S16: - es = 2; - break; - case OMAP_DMA_DATA_TYPE_S32: - es = 4; - break; - default: - BUG(); - return; - } - - vxres = lcd_dma.vxres ? lcd_dma.vxres : lcd_dma.xres; - xscale = lcd_dma.xscale ? lcd_dma.xscale : 1; - yscale = lcd_dma.yscale ? lcd_dma.yscale : 1; - BUG_ON(vxres < lcd_dma.xres); - -#define PIXADDR(x, y) (lcd_dma.addr + \ - ((y) * vxres * yscale + (x) * xscale) * es) -#define PIXSTEP(sx, sy, dx, dy) (PIXADDR(dx, dy) - PIXADDR(sx, sy) - es + 1) - - switch (lcd_dma.rotate) { - case 0: - if (!lcd_dma.mirror) { - top = PIXADDR(0, 0); - bottom = PIXADDR(lcd_dma.xres - 1, lcd_dma.yres - 1); - /* 1510 DMA requires the bottom address to be 2 more - * than the actual last memory access location. */ - if (cpu_is_omap15xx() && - lcd_dma.data_type == OMAP_DMA_DATA_TYPE_S32) - bottom += 2; - ei = PIXSTEP(0, 0, 1, 0); - fi = PIXSTEP(lcd_dma.xres - 1, 0, 0, 1); - } else { - top = PIXADDR(lcd_dma.xres - 1, 0); - bottom = PIXADDR(0, lcd_dma.yres - 1); - ei = PIXSTEP(1, 0, 0, 0); - fi = PIXSTEP(0, 0, lcd_dma.xres - 1, 1); - } - en = lcd_dma.xres; - fn = lcd_dma.yres; - break; - case 90: - if (!lcd_dma.mirror) { - top = PIXADDR(0, lcd_dma.yres - 1); - bottom = PIXADDR(lcd_dma.xres - 1, 0); - ei = PIXSTEP(0, 1, 0, 0); - fi = PIXSTEP(0, 0, 1, lcd_dma.yres - 1); - } else { - top = PIXADDR(lcd_dma.xres - 1, lcd_dma.yres - 1); - bottom = PIXADDR(0, 0); - ei = PIXSTEP(0, 1, 0, 0); - fi = PIXSTEP(1, 0, 0, lcd_dma.yres - 1); - } - en = lcd_dma.yres; - fn = lcd_dma.xres; - break; - case 180: - if (!lcd_dma.mirror) { - top = PIXADDR(lcd_dma.xres - 1, lcd_dma.yres - 1); - bottom = PIXADDR(0, 0); - ei = PIXSTEP(1, 0, 0, 0); - fi = PIXSTEP(0, 1, lcd_dma.xres - 1, 0); - } else { - top = PIXADDR(0, lcd_dma.yres - 1); - bottom = PIXADDR(lcd_dma.xres - 1, 0); - ei = PIXSTEP(0, 0, 1, 0); - fi = PIXSTEP(lcd_dma.xres - 1, 1, 0, 0); - } - en = lcd_dma.xres; - fn = lcd_dma.yres; - break; - case 270: - if (!lcd_dma.mirror) { - top = PIXADDR(lcd_dma.xres - 1, 0); - bottom = PIXADDR(0, lcd_dma.yres - 1); - ei = PIXSTEP(0, 0, 0, 1); - fi = PIXSTEP(1, lcd_dma.yres - 1, 0, 0); - } else { - top = PIXADDR(0, 0); - bottom = PIXADDR(lcd_dma.xres - 1, lcd_dma.yres - 1); - ei = PIXSTEP(0, 0, 0, 1); - fi = PIXSTEP(0, lcd_dma.yres - 1, 1, 0); - } - en = lcd_dma.yres; - fn = lcd_dma.xres; - break; - default: - BUG(); - return; /* Suppress warning about uninitialized vars */ - } - - if (cpu_is_omap15xx()) { - omap_writew(top >> 16, OMAP1510_DMA_LCD_TOP_F1_U); - omap_writew(top, OMAP1510_DMA_LCD_TOP_F1_L); - omap_writew(bottom >> 16, OMAP1510_DMA_LCD_BOT_F1_U); - omap_writew(bottom, OMAP1510_DMA_LCD_BOT_F1_L); - - return; - } - - /* 1610 regs */ - omap_writew(top >> 16, OMAP1610_DMA_LCD_TOP_B1_U); - omap_writew(top, OMAP1610_DMA_LCD_TOP_B1_L); - omap_writew(bottom >> 16, OMAP1610_DMA_LCD_BOT_B1_U); - omap_writew(bottom, OMAP1610_DMA_LCD_BOT_B1_L); - - omap_writew(en, OMAP1610_DMA_LCD_SRC_EN_B1); - omap_writew(fn, OMAP1610_DMA_LCD_SRC_FN_B1); - - w = omap_readw(OMAP1610_DMA_LCD_CSDP); - w &= ~0x03; - w |= lcd_dma.data_type; - omap_writew(w, OMAP1610_DMA_LCD_CSDP); - - w = omap_readw(OMAP1610_DMA_LCD_CTRL); - /* Always set the source port as SDRAM for now*/ - w &= ~(0x03 << 6); - if (lcd_dma.callback != NULL) - w |= 1 << 1; /* Block interrupt enable */ - else - w &= ~(1 << 1); - omap_writew(w, OMAP1610_DMA_LCD_CTRL); - - if (!(lcd_dma.rotate || lcd_dma.mirror || - lcd_dma.vxres || lcd_dma.xscale || lcd_dma.yscale)) - return; - - w = omap_readw(OMAP1610_DMA_LCD_CCR); - /* Set the double-indexed addressing mode */ - w |= (0x03 << 12); - omap_writew(w, OMAP1610_DMA_LCD_CCR); - - omap_writew(ei, OMAP1610_DMA_LCD_SRC_EI_B1); - omap_writew(fi >> 16, OMAP1610_DMA_LCD_SRC_FI_B1_U); - omap_writew(fi, OMAP1610_DMA_LCD_SRC_FI_B1_L); -} - -static irqreturn_t lcd_dma_irq_handler(int irq, void *dev_id) -{ - u16 w; - - w = omap_readw(OMAP1610_DMA_LCD_CTRL); - if (unlikely(!(w & (1 << 3)))) { - printk(KERN_WARNING "Spurious LCD DMA IRQ\n"); - return IRQ_NONE; - } - /* Ack the IRQ */ - w |= (1 << 3); - omap_writew(w, OMAP1610_DMA_LCD_CTRL); - lcd_dma.active = 0; - if (lcd_dma.callback != NULL) - lcd_dma.callback(w, lcd_dma.cb_data); - - return IRQ_HANDLED; -} - -int omap_request_lcd_dma(void (*callback)(u16 status, void *data), - void *data) -{ - spin_lock_irq(&lcd_dma.lock); - if (lcd_dma.reserved) { - spin_unlock_irq(&lcd_dma.lock); - printk(KERN_ERR "LCD DMA channel already reserved\n"); - BUG(); - return -EBUSY; - } - lcd_dma.reserved = 1; - spin_unlock_irq(&lcd_dma.lock); - lcd_dma.callback = callback; - lcd_dma.cb_data = data; - lcd_dma.active = 0; - lcd_dma.single_transfer = 0; - lcd_dma.rotate = 0; - lcd_dma.vxres = 0; - lcd_dma.mirror = 0; - lcd_dma.xscale = 0; - lcd_dma.yscale = 0; - lcd_dma.ext_ctrl = 0; - lcd_dma.src_port = 0; - - return 0; -} -EXPORT_SYMBOL(omap_request_lcd_dma); - -void omap_free_lcd_dma(void) -{ - spin_lock(&lcd_dma.lock); - if (!lcd_dma.reserved) { - spin_unlock(&lcd_dma.lock); - printk(KERN_ERR "LCD DMA is not reserved\n"); - BUG(); - return; - } - if (!cpu_is_omap15xx()) - omap_writew(omap_readw(OMAP1610_DMA_LCD_CCR) & ~1, - OMAP1610_DMA_LCD_CCR); - lcd_dma.reserved = 0; - spin_unlock(&lcd_dma.lock); -} -EXPORT_SYMBOL(omap_free_lcd_dma); - -void omap_enable_lcd_dma(void) -{ - u16 w; - - /* - * Set the Enable bit only if an external controller is - * connected. Otherwise the OMAP internal controller will - * start the transfer when it gets enabled. - */ - if (cpu_is_omap15xx() || !lcd_dma.ext_ctrl) - return; - - w = omap_readw(OMAP1610_DMA_LCD_CTRL); - w |= 1 << 8; - omap_writew(w, OMAP1610_DMA_LCD_CTRL); - - lcd_dma.active = 1; - - w = omap_readw(OMAP1610_DMA_LCD_CCR); - w |= 1 << 7; - omap_writew(w, OMAP1610_DMA_LCD_CCR); -} -EXPORT_SYMBOL(omap_enable_lcd_dma); - -void omap_setup_lcd_dma(void) -{ - BUG_ON(lcd_dma.active); - if (!cpu_is_omap15xx()) { - /* Set some reasonable defaults */ - omap_writew(0x5440, OMAP1610_DMA_LCD_CCR); - omap_writew(0x9102, OMAP1610_DMA_LCD_CSDP); - omap_writew(0x0004, OMAP1610_DMA_LCD_LCH_CTRL); - } - set_b1_regs(); - if (!cpu_is_omap15xx()) { - u16 w; - - w = omap_readw(OMAP1610_DMA_LCD_CCR); - /* - * If DMA was already active set the end_prog bit to have - * the programmed register set loaded into the active - * register set. - */ - w |= 1 << 11; /* End_prog */ - if (!lcd_dma.single_transfer) - w |= (3 << 8); /* Auto_init, repeat */ - omap_writew(w, OMAP1610_DMA_LCD_CCR); - } -} -EXPORT_SYMBOL(omap_setup_lcd_dma); - -void omap_stop_lcd_dma(void) -{ - u16 w; - - lcd_dma.active = 0; - if (cpu_is_omap15xx() || !lcd_dma.ext_ctrl) - return; - - w = omap_readw(OMAP1610_DMA_LCD_CCR); - w &= ~(1 << 7); - omap_writew(w, OMAP1610_DMA_LCD_CCR); - - w = omap_readw(OMAP1610_DMA_LCD_CTRL); - w &= ~(1 << 8); - omap_writew(w, OMAP1610_DMA_LCD_CTRL); -} -EXPORT_SYMBOL(omap_stop_lcd_dma); - -static int __init omap_init_lcd_dma(void) -{ - int r; - - if (!cpu_class_is_omap1()) - return -ENODEV; - - if (cpu_is_omap16xx()) { - u16 w; - - /* this would prevent OMAP sleep */ - w = omap_readw(OMAP1610_DMA_LCD_CTRL); - w &= ~(1 << 8); - omap_writew(w, OMAP1610_DMA_LCD_CTRL); - } - - spin_lock_init(&lcd_dma.lock); - - r = request_irq(INT_DMA_LCD, lcd_dma_irq_handler, 0, - "LCD DMA", NULL); - if (r != 0) - pr_err("unable to request IRQ for LCD DMA (error %d)\n", r); - - return r; -} - -arch_initcall(omap_init_lcd_dma); - diff --git a/arch/arm/mach-omap1/mcbsp.c b/arch/arm/mach-omap1/mcbsp.c index f36c34f47f11..37863bdce9ea 100644 --- a/arch/arm/mach-omap1/mcbsp.c +++ b/arch/arm/mach-omap1/mcbsp.c @@ -15,14 +15,13 @@ #include <linux/io.h> #include <linux/platform_device.h> #include <linux/slab.h> - #include <linux/omap-dma.h> -#include <mach/mux.h> -#include "soc.h" +#include <linux/soc/ti/omap1-io.h> #include <linux/platform_data/asoc-ti-mcbsp.h> -#include <mach/irqs.h> - +#include "mux.h" +#include "soc.h" +#include "irqs.h" #include "iomap.h" #define DPS_RSTCT2_PER_EN (1 << 0) @@ -44,8 +43,8 @@ static void omap1_mcbsp_request(unsigned int id) api_clk = clk_get(NULL, "api_ck"); dsp_clk = clk_get(NULL, "dsp_ck"); if (!IS_ERR(api_clk) && !IS_ERR(dsp_clk)) { - clk_enable(api_clk); - clk_enable(dsp_clk); + clk_prepare_enable(api_clk); + clk_prepare_enable(dsp_clk); /* * DSP external peripheral reset @@ -63,11 +62,11 @@ static void omap1_mcbsp_free(unsigned int id) if (id == 0 || id == 2) { if (--dsp_use == 0) { if (!IS_ERR(api_clk)) { - clk_disable(api_clk); + clk_disable_unprepare(api_clk); clk_put(api_clk); } if (!IS_ERR(dsp_clk)) { - clk_disable(dsp_clk); + clk_disable_unprepare(dsp_clk); clk_put(dsp_clk); } } @@ -90,84 +89,6 @@ static struct omap_mcbsp_ops omap1_mcbsp_ops = { #define OMAP1610_MCBSP2_BASE 0xfffb1000 #define OMAP1610_MCBSP3_BASE 0xe1017000 -#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) -struct resource omap7xx_mcbsp_res[][6] = { - { - { - .start = OMAP7XX_MCBSP1_BASE, - .end = OMAP7XX_MCBSP1_BASE + SZ_256, - .flags = IORESOURCE_MEM, - }, - { - .name = "rx", - .start = INT_7XX_McBSP1RX, - .flags = IORESOURCE_IRQ, - }, - { - .name = "tx", - .start = INT_7XX_McBSP1TX, - .flags = IORESOURCE_IRQ, - }, - { - .name = "rx", - .start = 9, - .flags = IORESOURCE_DMA, - }, - { - .name = "tx", - .start = 8, - .flags = IORESOURCE_DMA, - }, - }, - { - { - .start = OMAP7XX_MCBSP2_BASE, - .end = OMAP7XX_MCBSP2_BASE + SZ_256, - .flags = IORESOURCE_MEM, - }, - { - .name = "rx", - .start = INT_7XX_McBSP2RX, - .flags = IORESOURCE_IRQ, - }, - { - .name = "tx", - .start = INT_7XX_McBSP2TX, - .flags = IORESOURCE_IRQ, - }, - { - .name = "rx", - .start = 11, - .flags = IORESOURCE_DMA, - }, - { - .name = "tx", - .start = 10, - .flags = IORESOURCE_DMA, - }, - }, -}; - -#define omap7xx_mcbsp_res_0 omap7xx_mcbsp_res[0] - -static struct omap_mcbsp_platform_data omap7xx_mcbsp_pdata[] = { - { - .ops = &omap1_mcbsp_ops, - }, - { - .ops = &omap1_mcbsp_ops, - }, -}; -#define OMAP7XX_MCBSP_RES_SZ ARRAY_SIZE(omap7xx_mcbsp_res[1]) -#define OMAP7XX_MCBSP_COUNT ARRAY_SIZE(omap7xx_mcbsp_res) -#else -#define omap7xx_mcbsp_res_0 NULL -#define omap7xx_mcbsp_pdata NULL -#define OMAP7XX_MCBSP_RES_SZ 0 -#define OMAP7XX_MCBSP_COUNT 0 -#endif - -#ifdef CONFIG_ARCH_OMAP15XX struct resource omap15xx_mcbsp_res[][6] = { { { @@ -267,14 +188,7 @@ static struct omap_mcbsp_platform_data omap15xx_mcbsp_pdata[] = { }; #define OMAP15XX_MCBSP_RES_SZ ARRAY_SIZE(omap15xx_mcbsp_res[1]) #define OMAP15XX_MCBSP_COUNT ARRAY_SIZE(omap15xx_mcbsp_res) -#else -#define omap15xx_mcbsp_res_0 NULL -#define omap15xx_mcbsp_pdata NULL -#define OMAP15XX_MCBSP_RES_SZ 0 -#define OMAP15XX_MCBSP_COUNT 0 -#endif -#ifdef CONFIG_ARCH_OMAP16XX struct resource omap16xx_mcbsp_res[][6] = { { { @@ -374,12 +288,6 @@ static struct omap_mcbsp_platform_data omap16xx_mcbsp_pdata[] = { }; #define OMAP16XX_MCBSP_RES_SZ ARRAY_SIZE(omap16xx_mcbsp_res[1]) #define OMAP16XX_MCBSP_COUNT ARRAY_SIZE(omap16xx_mcbsp_res) -#else -#define omap16xx_mcbsp_res_0 NULL -#define omap16xx_mcbsp_pdata NULL -#define OMAP16XX_MCBSP_RES_SZ 0 -#define OMAP16XX_MCBSP_COUNT 0 -#endif static void omap_mcbsp_register_board_cfg(struct resource *res, int res_count, struct omap_mcbsp_platform_data *config, int size) @@ -419,12 +327,6 @@ static int __init omap1_mcbsp_init(void) if (!cpu_class_is_omap1()) return -ENODEV; - if (cpu_is_omap7xx()) - omap_mcbsp_register_board_cfg(omap7xx_mcbsp_res_0, - OMAP7XX_MCBSP_RES_SZ, - omap7xx_mcbsp_pdata, - OMAP7XX_MCBSP_COUNT); - if (cpu_is_omap15xx()) omap_mcbsp_register_board_cfg(omap15xx_mcbsp_res_0, OMAP15XX_MCBSP_RES_SZ, diff --git a/arch/arm/mach-omap1/include/mach/mtd-xip.h b/arch/arm/mach-omap1/mtd-xip.h index d09b2bc4920f..cbeda46dd526 100644 --- a/arch/arm/mach-omap1/include/mach/mtd-xip.h +++ b/arch/arm/mach-omap1/mtd-xip.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * MTD primitives for XIP support. Architecture specific functions. * @@ -5,16 +6,14 @@ * * Author: Vladimir Barinov <vbarinov@embeddedalley.com> * - * (c) 2005 MontaVista Software, Inc. This file is licensed under the - * terms of the GNU General Public License version 2. This program is - * licensed "as is" without any warranty of any kind, whether express or - * implied. + * (c) 2005 MontaVista Software, Inc. */ #ifndef __ARCH_OMAP_MTD_XIP_H__ #define __ARCH_OMAP_MTD_XIP_H__ -#include <mach/hardware.h> +#include "hardware.h" +#include <linux/soc/ti/omap1-io.h> #define OMAP_MPU_TIMER_BASE (0xfffec500) #define OMAP_MPU_TIMER_OFFSET 0x100 @@ -43,11 +42,7 @@ static inline unsigned long xip_omap_mpu_timer_read(int nr) * (see linux/mtd/xip.h) */ -#ifdef CONFIG_MACH_OMAP_PERSEUS2 -#define xip_elapsed_since(x) (signed)((~xip_omap_mpu_timer_read(0) - (x)) / 7) -#else #define xip_elapsed_since(x) (signed)((~xip_omap_mpu_timer_read(0) - (x)) / 6) -#endif /* * xip_cpu_idle() is used when waiting for a delay equal or larger than diff --git a/arch/arm/mach-omap1/mux.c b/arch/arm/mach-omap1/mux.c index 972665bf52d6..4456fbc8aa3d 100644 --- a/arch/arm/mach-omap1/mux.c +++ b/arch/arm/mach-omap1/mux.c @@ -12,61 +12,15 @@ #include <linux/init.h> #include <linux/io.h> #include <linux/spinlock.h> +#include <linux/soc/ti/omap1-io.h> -#include <mach/hardware.h> - -#include <mach/mux.h> +#include "hardware.h" +#include "mux.h" #ifdef CONFIG_OMAP_MUX static struct omap_mux_cfg arch_mux_cfg; -#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) -static struct pin_config omap7xx_pins[] = { -MUX_CFG_7XX("E2_7XX_KBR0", 12, 21, 0, 20, 1, 0) -MUX_CFG_7XX("J7_7XX_KBR1", 12, 25, 0, 24, 1, 0) -MUX_CFG_7XX("E1_7XX_KBR2", 12, 29, 0, 28, 1, 0) -MUX_CFG_7XX("F3_7XX_KBR3", 13, 1, 0, 0, 1, 0) -MUX_CFG_7XX("D2_7XX_KBR4", 13, 5, 0, 4, 1, 0) -MUX_CFG_7XX("C2_7XX_KBC0", 13, 9, 0, 8, 1, 0) -MUX_CFG_7XX("D3_7XX_KBC1", 13, 13, 0, 12, 1, 0) -MUX_CFG_7XX("E4_7XX_KBC2", 13, 17, 0, 16, 1, 0) -MUX_CFG_7XX("F4_7XX_KBC3", 13, 21, 0, 20, 1, 0) -MUX_CFG_7XX("E3_7XX_KBC4", 13, 25, 0, 24, 1, 0) - -MUX_CFG_7XX("AA17_7XX_USB_DM", 2, 21, 0, 20, 0, 0) -MUX_CFG_7XX("W16_7XX_USB_PU_EN", 2, 25, 0, 24, 0, 0) -MUX_CFG_7XX("W17_7XX_USB_VBUSI", 2, 29, 6, 28, 1, 0) -MUX_CFG_7XX("W18_7XX_USB_DMCK_OUT",3, 3, 1, 2, 0, 0) -MUX_CFG_7XX("W19_7XX_USB_DCRST", 3, 7, 1, 6, 0, 0) - -/* MMC Pins */ -MUX_CFG_7XX("MMC_7XX_CMD", 2, 9, 0, 8, 1, 0) -MUX_CFG_7XX("MMC_7XX_CLK", 2, 13, 0, 12, 1, 0) -MUX_CFG_7XX("MMC_7XX_DAT0", 2, 17, 0, 16, 1, 0) - -/* I2C interface */ -MUX_CFG_7XX("I2C_7XX_SCL", 5, 1, 0, 0, 1, 0) -MUX_CFG_7XX("I2C_7XX_SDA", 5, 5, 0, 0, 1, 0) - -/* SPI pins */ -MUX_CFG_7XX("SPI_7XX_1", 6, 5, 4, 4, 1, 0) -MUX_CFG_7XX("SPI_7XX_2", 6, 9, 4, 8, 1, 0) -MUX_CFG_7XX("SPI_7XX_3", 6, 13, 4, 12, 1, 0) -MUX_CFG_7XX("SPI_7XX_4", 6, 17, 4, 16, 1, 0) -MUX_CFG_7XX("SPI_7XX_5", 8, 25, 0, 24, 0, 0) -MUX_CFG_7XX("SPI_7XX_6", 9, 5, 0, 4, 0, 0) - -/* UART pins */ -MUX_CFG_7XX("UART_7XX_1", 3, 21, 0, 20, 0, 0) -MUX_CFG_7XX("UART_7XX_2", 8, 1, 6, 0, 0, 0) -}; -#define OMAP7XX_PINS_SZ ARRAY_SIZE(omap7xx_pins) -#else -#define omap7xx_pins NULL -#define OMAP7XX_PINS_SZ 0 -#endif /* CONFIG_ARCH_OMAP730 || CONFIG_ARCH_OMAP850 */ - #if defined(CONFIG_ARCH_OMAP15XX) || defined(CONFIG_ARCH_OMAP16XX) static struct pin_config omap1xxx_pins[] = { /* @@ -489,12 +443,6 @@ EXPORT_SYMBOL(omap_cfg_reg); int __init omap1_mux_init(void) { - if (cpu_is_omap7xx()) { - arch_mux_cfg.pins = omap7xx_pins; - arch_mux_cfg.size = OMAP7XX_PINS_SZ; - arch_mux_cfg.cfg_reg = omap1_cfg_reg; - } - if (cpu_is_omap15xx() || cpu_is_omap16xx()) { arch_mux_cfg.pins = omap1xxx_pins; arch_mux_cfg.size = OMAP1XXX_PINS_SZ; diff --git a/arch/arm/mach-omap1/mux.h b/arch/arm/mach-omap1/mux.h new file mode 100644 index 000000000000..3e7ed3348a55 --- /dev/null +++ b/arch/arm/mach-omap1/mux.h @@ -0,0 +1,144 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Table of the Omap register configurations for the FUNC_MUX and + * PULL_DWN combinations. + * + * Copyright (C) 2004 - 2008 Texas Instruments Inc. + * Copyright (C) 2003 - 2008 Nokia Corporation + * + * Written by Tony Lindgren + * + * NOTE: Please use the following naming style for new pin entries. + * For example, W8_1610_MMC2_DAT0, where: + * - W8 = ball + * - 1610 = 1510 or 1610, none if common for both 1510 and 1610 + * - MMC2_DAT0 = function + */ + +#ifndef __ASM_ARCH_MUX_H +#define __ASM_ARCH_MUX_H + +#include <linux/soc/ti/omap1-mux.h> + +#define PU_PD_SEL_NA 0 /* No pu_pd reg available */ +#define PULL_DWN_CTRL_NA 0 /* No pull-down control needed */ + +#ifdef CONFIG_OMAP_MUX_DEBUG +#define MUX_REG(reg, mode_offset, mode) .mux_reg_name = "FUNC_MUX_CTRL_"#reg, \ + .mux_reg = FUNC_MUX_CTRL_##reg, \ + .mask_offset = mode_offset, \ + .mask = mode, + +#define PULL_REG(reg, bit, status) .pull_name = "PULL_DWN_CTRL_"#reg, \ + .pull_reg = PULL_DWN_CTRL_##reg, \ + .pull_bit = bit, \ + .pull_val = status, + +#define PU_PD_REG(reg, status) .pu_pd_name = "PU_PD_SEL_"#reg, \ + .pu_pd_reg = PU_PD_SEL_##reg, \ + .pu_pd_val = status, + +#define MUX_REG_7XX(reg, mode_offset, mode) .mux_reg_name = "OMAP7XX_IO_CONF_"#reg, \ + .mux_reg = OMAP7XX_IO_CONF_##reg, \ + .mask_offset = mode_offset, \ + .mask = mode, + +#define PULL_REG_7XX(reg, bit, status) .pull_name = "OMAP7XX_IO_CONF_"#reg, \ + .pull_reg = OMAP7XX_IO_CONF_##reg, \ + .pull_bit = bit, \ + .pull_val = status, + +#else + +#define MUX_REG(reg, mode_offset, mode) .mux_reg = FUNC_MUX_CTRL_##reg, \ + .mask_offset = mode_offset, \ + .mask = mode, + +#define PULL_REG(reg, bit, status) .pull_reg = PULL_DWN_CTRL_##reg, \ + .pull_bit = bit, \ + .pull_val = status, + +#define PU_PD_REG(reg, status) .pu_pd_reg = PU_PD_SEL_##reg, \ + .pu_pd_val = status, + +#define MUX_REG_7XX(reg, mode_offset, mode) \ + .mux_reg = OMAP7XX_IO_CONF_##reg, \ + .mask_offset = mode_offset, \ + .mask = mode, + +#define PULL_REG_7XX(reg, bit, status) .pull_reg = OMAP7XX_IO_CONF_##reg, \ + .pull_bit = bit, \ + .pull_val = status, + +#endif /* CONFIG_OMAP_MUX_DEBUG */ + +#define MUX_CFG(desc, mux_reg, mode_offset, mode, \ + pull_reg, pull_bit, pull_status, \ + pu_pd_reg, pu_pd_status, debug_status) \ +{ \ + .name = desc, \ + .debug = debug_status, \ + MUX_REG(mux_reg, mode_offset, mode) \ + PULL_REG(pull_reg, pull_bit, pull_status) \ + PU_PD_REG(pu_pd_reg, pu_pd_status) \ +}, + + +/* + * OMAP730/850 has a slightly different config for the pin mux. + * - config regs are the OMAP7XX_IO_CONF_x regs (see omap7xx.h) regs and + * not the FUNC_MUX_CTRL_x regs from hardware.h + * - for pull-up/down, only has one enable bit which is in the same register + * as mux config + */ +#define MUX_CFG_7XX(desc, mux_reg, mode_offset, mode, \ + pull_bit, pull_status, debug_status)\ +{ \ + .name = desc, \ + .debug = debug_status, \ + MUX_REG_7XX(mux_reg, mode_offset, mode) \ + PULL_REG_7XX(mux_reg, pull_bit, pull_status) \ + PU_PD_REG(NA, 0) \ +}, + +struct pin_config { + char *name; + const unsigned int mux_reg; + unsigned char debug; + + const unsigned char mask_offset; + const unsigned char mask; + + const char *pull_name; + const unsigned int pull_reg; + const unsigned char pull_val; + const unsigned char pull_bit; + + const char *pu_pd_name; + const unsigned int pu_pd_reg; + const unsigned char pu_pd_val; + +#if defined(CONFIG_OMAP_MUX_DEBUG) || defined(CONFIG_OMAP_MUX_WARNINGS) + const char *mux_reg_name; +#endif + +}; + +struct omap_mux_cfg { + struct pin_config *pins; + unsigned long size; + int (*cfg_reg)(const struct pin_config *cfg); +}; + +#ifdef CONFIG_OMAP_MUX +/* setup pin muxing in Linux */ +extern int omap1_mux_init(void); +extern int omap_mux_register(struct omap_mux_cfg *); +#else +/* boot loader does it all (no warnings from CONFIG_OMAP_MUX_WARNINGS) */ +static inline int omap1_mux_init(void) { return 0; } +#endif + +extern int omap2_mux_init(void); + +#endif diff --git a/arch/arm/mach-omap1/ocpi.c b/arch/arm/mach-omap1/ocpi.c index 380ea2de58c1..d48f726571a4 100644 --- a/arch/arm/mach-omap1/ocpi.c +++ b/arch/arm/mach-omap1/ocpi.c @@ -20,9 +20,9 @@ #include <linux/err.h> #include <linux/clk.h> #include <linux/io.h> +#include <linux/soc/ti/omap1-io.h> -#include <mach/hardware.h> - +#include "hardware.h" #include "common.h" #define OCPI_BASE 0xfffec320 @@ -73,7 +73,7 @@ static int __init omap_ocpi_init(void) if (IS_ERR(ocpi_ck)) return PTR_ERR(ocpi_ck); - clk_enable(ocpi_ck); + clk_prepare_enable(ocpi_ck); ocpi_enable(); pr_info("OMAP OCPI interconnect driver loaded\n"); @@ -87,7 +87,7 @@ static void __exit omap_ocpi_exit(void) if (!cpu_is_omap16xx()) return; - clk_disable(ocpi_ck); + clk_disable_unprepare(ocpi_ck); clk_put(ocpi_ck); } diff --git a/arch/arm/mach-omap1/omap-dma.c b/arch/arm/mach-omap1/omap-dma.c new file mode 100644 index 000000000000..aebe5e55ff60 --- /dev/null +++ b/arch/arm/mach-omap1/omap-dma.c @@ -0,0 +1,869 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * linux/arch/arm/plat-omap/dma.c + * + * Copyright (C) 2003 - 2008 Nokia Corporation + * Author: Juha Yrjölä <juha.yrjola@nokia.com> + * DMA channel linking for 1610 by Samuel Ortiz <samuel.ortiz@nokia.com> + * Graphics DMA and LCD DMA graphics tranformations + * by Imre Deak <imre.deak@nokia.com> + * OMAP2/3 support Copyright (C) 2004-2007 Texas Instruments, Inc. + * Merged to support both OMAP1 and OMAP2 by Tony Lindgren <tony@atomide.com> + * Some functions based on earlier dma-omap.c Copyright (C) 2001 RidgeRun, Inc. + * + * Copyright (C) 2009 Texas Instruments + * Added OMAP4 support - Santosh Shilimkar <santosh.shilimkar@ti.com> + * + * Support functions for the OMAP internal DMA channels. + * + * Copyright (C) 2010 Texas Instruments Incorporated - https://www.ti.com/ + * Converted DMA library into DMA platform driver. + * - G, Manjunath Kondaiah <manjugk@ti.com> + */ + +#include <linux/module.h> +#include <linux/init.h> +#include <linux/sched.h> +#include <linux/spinlock.h> +#include <linux/errno.h> +#include <linux/interrupt.h> +#include <linux/irq.h> +#include <linux/io.h> +#include <linux/slab.h> +#include <linux/delay.h> + +#include <linux/omap-dma.h> + +#include <linux/soc/ti/omap1-io.h> +#include <linux/soc/ti/omap1-soc.h> + +#include "tc.h" + +/* + * MAX_LOGICAL_DMA_CH_COUNT: the maximum number of logical DMA + * channels that an instance of the SDMA IP block can support. Used + * to size arrays. (The actual maximum on a particular SoC may be less + * than this -- for example, OMAP1 SDMA instances only support 17 logical + * DMA channels.) + */ +#define MAX_LOGICAL_DMA_CH_COUNT 32 + +#undef DEBUG + +#define OMAP_DMA_ACTIVE 0x01 + +#define OMAP_FUNC_MUX_ARM_BASE (0xfffe1000 + 0xec) + +static struct omap_system_dma_plat_info *p; +static struct omap_dma_dev_attr *d; +static int enable_1510_mode; +static u32 errata; + +static int dma_lch_count; +static int dma_chan_count; +static int omap_dma_reserve_channels; + +static DEFINE_SPINLOCK(dma_chan_lock); +static struct omap_dma_lch *dma_chan; + +static inline void omap_disable_channel_irq(int lch) +{ + /* disable channel interrupts */ + p->dma_write(0, CICR, lch); + /* Clear CSR */ + p->dma_read(CSR, lch); +} + +static inline void set_gdma_dev(int req, int dev) +{ + u32 reg = OMAP_FUNC_MUX_ARM_BASE + ((req - 1) / 5) * 4; + int shift = ((req - 1) % 5) * 6; + u32 l; + + l = omap_readl(reg); + l &= ~(0x3f << shift); + l |= (dev - 1) << shift; + omap_writel(l, reg); +} + +#if IS_ENABLED(CONFIG_FB_OMAP) +void omap_set_dma_priority(int lch, int dst_port, int priority) +{ + unsigned long reg; + u32 l; + + if (dma_omap1()) { + switch (dst_port) { + case OMAP_DMA_PORT_OCP_T1: /* FFFECC00 */ + reg = OMAP_TC_OCPT1_PRIOR; + break; + case OMAP_DMA_PORT_OCP_T2: /* FFFECCD0 */ + reg = OMAP_TC_OCPT2_PRIOR; + break; + case OMAP_DMA_PORT_EMIFF: /* FFFECC08 */ + reg = OMAP_TC_EMIFF_PRIOR; + break; + case OMAP_DMA_PORT_EMIFS: /* FFFECC04 */ + reg = OMAP_TC_EMIFS_PRIOR; + break; + default: + BUG(); + return; + } + l = omap_readl(reg); + l &= ~(0xf << 8); + l |= (priority & 0xf) << 8; + omap_writel(l, reg); + } +} +EXPORT_SYMBOL(omap_set_dma_priority); +#endif + +#if IS_ENABLED(CONFIG_USB_OMAP) +#ifdef CONFIG_ARCH_OMAP15XX +/* Returns 1 if the DMA module is in OMAP1510-compatible mode, 0 otherwise */ +static int omap_dma_in_1510_mode(void) +{ + return enable_1510_mode; +} +#else +#define omap_dma_in_1510_mode() 0 +#endif + +void omap_set_dma_transfer_params(int lch, int data_type, int elem_count, + int frame_count, int sync_mode, + int dma_trigger, int src_or_dst_synch) +{ + u32 l; + u16 ccr; + + l = p->dma_read(CSDP, lch); + l &= ~0x03; + l |= data_type; + p->dma_write(l, CSDP, lch); + + ccr = p->dma_read(CCR, lch); + ccr &= ~(1 << 5); + if (sync_mode == OMAP_DMA_SYNC_FRAME) + ccr |= 1 << 5; + p->dma_write(ccr, CCR, lch); + + ccr = p->dma_read(CCR2, lch); + ccr &= ~(1 << 2); + if (sync_mode == OMAP_DMA_SYNC_BLOCK) + ccr |= 1 << 2; + p->dma_write(ccr, CCR2, lch); + p->dma_write(elem_count, CEN, lch); + p->dma_write(frame_count, CFN, lch); +} +EXPORT_SYMBOL(omap_set_dma_transfer_params); + +void omap_set_dma_channel_mode(int lch, enum omap_dma_channel_mode mode) +{ + if (!dma_omap15xx()) { + u32 l; + + l = p->dma_read(LCH_CTRL, lch); + l &= ~0x7; + l |= mode; + p->dma_write(l, LCH_CTRL, lch); + } +} +EXPORT_SYMBOL(omap_set_dma_channel_mode); + +/* Note that src_port is only for omap1 */ +void omap_set_dma_src_params(int lch, int src_port, int src_amode, + unsigned long src_start, + int src_ei, int src_fi) +{ + u32 l; + u16 w; + + w = p->dma_read(CSDP, lch); + w &= ~(0x1f << 2); + w |= src_port << 2; + p->dma_write(w, CSDP, lch); + + l = p->dma_read(CCR, lch); + l &= ~(0x03 << 12); + l |= src_amode << 12; + p->dma_write(l, CCR, lch); + + p->dma_write(src_start, CSSA, lch); + + p->dma_write(src_ei, CSEI, lch); + p->dma_write(src_fi, CSFI, lch); +} +EXPORT_SYMBOL(omap_set_dma_src_params); + +void omap_set_dma_src_data_pack(int lch, int enable) +{ + u32 l; + + l = p->dma_read(CSDP, lch); + l &= ~(1 << 6); + if (enable) + l |= (1 << 6); + p->dma_write(l, CSDP, lch); +} +EXPORT_SYMBOL(omap_set_dma_src_data_pack); + +void omap_set_dma_src_burst_mode(int lch, enum omap_dma_burst_mode burst_mode) +{ + unsigned int burst = 0; + u32 l; + + l = p->dma_read(CSDP, lch); + l &= ~(0x03 << 7); + + switch (burst_mode) { + case OMAP_DMA_DATA_BURST_DIS: + break; + case OMAP_DMA_DATA_BURST_4: + burst = 0x2; + break; + case OMAP_DMA_DATA_BURST_8: + /* + * not supported by current hardware on OMAP1 + * w |= (0x03 << 7); + */ + fallthrough; + case OMAP_DMA_DATA_BURST_16: + /* OMAP1 don't support burst 16 */ + fallthrough; + default: + BUG(); + } + + l |= (burst << 7); + p->dma_write(l, CSDP, lch); +} +EXPORT_SYMBOL(omap_set_dma_src_burst_mode); + +/* Note that dest_port is only for OMAP1 */ +void omap_set_dma_dest_params(int lch, int dest_port, int dest_amode, + unsigned long dest_start, + int dst_ei, int dst_fi) +{ + u32 l; + + l = p->dma_read(CSDP, lch); + l &= ~(0x1f << 9); + l |= dest_port << 9; + p->dma_write(l, CSDP, lch); + + l = p->dma_read(CCR, lch); + l &= ~(0x03 << 14); + l |= dest_amode << 14; + p->dma_write(l, CCR, lch); + + p->dma_write(dest_start, CDSA, lch); + + p->dma_write(dst_ei, CDEI, lch); + p->dma_write(dst_fi, CDFI, lch); +} +EXPORT_SYMBOL(omap_set_dma_dest_params); + +void omap_set_dma_dest_data_pack(int lch, int enable) +{ + u32 l; + + l = p->dma_read(CSDP, lch); + l &= ~(1 << 13); + if (enable) + l |= 1 << 13; + p->dma_write(l, CSDP, lch); +} +EXPORT_SYMBOL(omap_set_dma_dest_data_pack); + +void omap_set_dma_dest_burst_mode(int lch, enum omap_dma_burst_mode burst_mode) +{ + unsigned int burst = 0; + u32 l; + + l = p->dma_read(CSDP, lch); + l &= ~(0x03 << 14); + + switch (burst_mode) { + case OMAP_DMA_DATA_BURST_DIS: + break; + case OMAP_DMA_DATA_BURST_4: + burst = 0x2; + break; + case OMAP_DMA_DATA_BURST_8: + burst = 0x3; + break; + case OMAP_DMA_DATA_BURST_16: + /* OMAP1 don't support burst 16 */ + fallthrough; + default: + printk(KERN_ERR "Invalid DMA burst mode\n"); + BUG(); + return; + } + l |= (burst << 14); + p->dma_write(l, CSDP, lch); +} +EXPORT_SYMBOL(omap_set_dma_dest_burst_mode); + +static inline void omap_enable_channel_irq(int lch) +{ + /* Clear CSR */ + p->dma_read(CSR, lch); + + /* Enable some nice interrupts. */ + p->dma_write(dma_chan[lch].enabled_irqs, CICR, lch); +} + +void omap_disable_dma_irq(int lch, u16 bits) +{ + dma_chan[lch].enabled_irqs &= ~bits; +} +EXPORT_SYMBOL(omap_disable_dma_irq); + +static inline void enable_lnk(int lch) +{ + u32 l; + + l = p->dma_read(CLNK_CTRL, lch); + + l &= ~(1 << 14); + + /* Set the ENABLE_LNK bits */ + if (dma_chan[lch].next_lch != -1) + l = dma_chan[lch].next_lch | (1 << 15); + + p->dma_write(l, CLNK_CTRL, lch); +} + +static inline void disable_lnk(int lch) +{ + u32 l; + + l = p->dma_read(CLNK_CTRL, lch); + + /* Disable interrupts */ + omap_disable_channel_irq(lch); + + /* Set the STOP_LNK bit */ + l |= 1 << 14; + + p->dma_write(l, CLNK_CTRL, lch); + dma_chan[lch].flags &= ~OMAP_DMA_ACTIVE; +} +#endif + +int omap_request_dma(int dev_id, const char *dev_name, + void (*callback)(int lch, u16 ch_status, void *data), + void *data, int *dma_ch_out) +{ + int ch, free_ch = -1; + unsigned long flags; + struct omap_dma_lch *chan; + + WARN(strcmp(dev_name, "DMA engine"), "Using deprecated platform DMA API - please update to DMA engine"); + + spin_lock_irqsave(&dma_chan_lock, flags); + for (ch = 0; ch < dma_chan_count; ch++) { + if (free_ch == -1 && dma_chan[ch].dev_id == -1) { + free_ch = ch; + /* Exit after first free channel found */ + break; + } + } + if (free_ch == -1) { + spin_unlock_irqrestore(&dma_chan_lock, flags); + return -EBUSY; + } + chan = dma_chan + free_ch; + chan->dev_id = dev_id; + + if (p->clear_lch_regs) + p->clear_lch_regs(free_ch); + + spin_unlock_irqrestore(&dma_chan_lock, flags); + + chan->dev_name = dev_name; + chan->callback = callback; + chan->data = data; + chan->flags = 0; + + chan->enabled_irqs = OMAP_DMA_DROP_IRQ | OMAP_DMA_BLOCK_IRQ; + + chan->enabled_irqs |= OMAP1_DMA_TOUT_IRQ; + + if (dma_omap16xx()) { + /* If the sync device is set, configure it dynamically. */ + if (dev_id != 0) { + set_gdma_dev(free_ch + 1, dev_id); + dev_id = free_ch + 1; + } + /* + * Disable the 1510 compatibility mode and set the sync device + * id. + */ + p->dma_write(dev_id | (1 << 10), CCR, free_ch); + } else { + p->dma_write(dev_id, CCR, free_ch); + } + + *dma_ch_out = free_ch; + + return 0; +} +EXPORT_SYMBOL(omap_request_dma); + +void omap_free_dma(int lch) +{ + unsigned long flags; + + if (dma_chan[lch].dev_id == -1) { + pr_err("omap_dma: trying to free unallocated DMA channel %d\n", + lch); + return; + } + + /* Disable all DMA interrupts for the channel. */ + omap_disable_channel_irq(lch); + + /* Make sure the DMA transfer is stopped. */ + p->dma_write(0, CCR, lch); + + spin_lock_irqsave(&dma_chan_lock, flags); + dma_chan[lch].dev_id = -1; + dma_chan[lch].next_lch = -1; + dma_chan[lch].callback = NULL; + spin_unlock_irqrestore(&dma_chan_lock, flags); +} +EXPORT_SYMBOL(omap_free_dma); + +/* + * Clears any DMA state so the DMA engine is ready to restart with new buffers + * through omap_start_dma(). Any buffers in flight are discarded. + */ +static void omap_clear_dma(int lch) +{ + unsigned long flags; + + local_irq_save(flags); + p->clear_dma(lch); + local_irq_restore(flags); +} + +#if IS_ENABLED(CONFIG_USB_OMAP) +void omap_start_dma(int lch) +{ + u32 l; + + /* + * The CPC/CDAC register needs to be initialized to zero + * before starting dma transfer. + */ + if (dma_omap15xx()) + p->dma_write(0, CPC, lch); + else + p->dma_write(0, CDAC, lch); + + if (!omap_dma_in_1510_mode() && dma_chan[lch].next_lch != -1) { + int next_lch, cur_lch; + char dma_chan_link_map[MAX_LOGICAL_DMA_CH_COUNT]; + + /* Set the link register of the first channel */ + enable_lnk(lch); + + memset(dma_chan_link_map, 0, sizeof(dma_chan_link_map)); + dma_chan_link_map[lch] = 1; + + cur_lch = dma_chan[lch].next_lch; + do { + next_lch = dma_chan[cur_lch].next_lch; + + /* The loop case: we've been here already */ + if (dma_chan_link_map[cur_lch]) + break; + /* Mark the current channel */ + dma_chan_link_map[cur_lch] = 1; + + enable_lnk(cur_lch); + omap_enable_channel_irq(cur_lch); + + cur_lch = next_lch; + } while (next_lch != -1); + } else if (IS_DMA_ERRATA(DMA_ERRATA_PARALLEL_CHANNELS)) + p->dma_write(lch, CLNK_CTRL, lch); + + omap_enable_channel_irq(lch); + + l = p->dma_read(CCR, lch); + + if (IS_DMA_ERRATA(DMA_ERRATA_IFRAME_BUFFERING)) + l |= OMAP_DMA_CCR_BUFFERING_DISABLE; + l |= OMAP_DMA_CCR_EN; + + /* + * As dma_write() uses IO accessors which are weakly ordered, there + * is no guarantee that data in coherent DMA memory will be visible + * to the DMA device. Add a memory barrier here to ensure that any + * such data is visible prior to enabling DMA. + */ + mb(); + p->dma_write(l, CCR, lch); + + dma_chan[lch].flags |= OMAP_DMA_ACTIVE; +} +EXPORT_SYMBOL(omap_start_dma); + +void omap_stop_dma(int lch) +{ + u32 l; + + /* Disable all interrupts on the channel */ + omap_disable_channel_irq(lch); + + l = p->dma_read(CCR, lch); + if (IS_DMA_ERRATA(DMA_ERRATA_i541) && + (l & OMAP_DMA_CCR_SEL_SRC_DST_SYNC)) { + int i = 0; + u32 sys_cf; + + /* Configure No-Standby */ + l = p->dma_read(OCP_SYSCONFIG, lch); + sys_cf = l; + l &= ~DMA_SYSCONFIG_MIDLEMODE_MASK; + l |= DMA_SYSCONFIG_MIDLEMODE(DMA_IDLEMODE_NO_IDLE); + p->dma_write(l , OCP_SYSCONFIG, 0); + + l = p->dma_read(CCR, lch); + l &= ~OMAP_DMA_CCR_EN; + p->dma_write(l, CCR, lch); + + /* Wait for sDMA FIFO drain */ + l = p->dma_read(CCR, lch); + while (i < 100 && (l & (OMAP_DMA_CCR_RD_ACTIVE | + OMAP_DMA_CCR_WR_ACTIVE))) { + udelay(5); + i++; + l = p->dma_read(CCR, lch); + } + if (i >= 100) + pr_err("DMA drain did not complete on lch %d\n", lch); + /* Restore OCP_SYSCONFIG */ + p->dma_write(sys_cf, OCP_SYSCONFIG, lch); + } else { + l &= ~OMAP_DMA_CCR_EN; + p->dma_write(l, CCR, lch); + } + + /* + * Ensure that data transferred by DMA is visible to any access + * after DMA has been disabled. This is important for coherent + * DMA regions. + */ + mb(); + + if (!omap_dma_in_1510_mode() && dma_chan[lch].next_lch != -1) { + int next_lch, cur_lch = lch; + char dma_chan_link_map[MAX_LOGICAL_DMA_CH_COUNT]; + + memset(dma_chan_link_map, 0, sizeof(dma_chan_link_map)); + do { + /* The loop case: we've been here already */ + if (dma_chan_link_map[cur_lch]) + break; + /* Mark the current channel */ + dma_chan_link_map[cur_lch] = 1; + + disable_lnk(cur_lch); + + next_lch = dma_chan[cur_lch].next_lch; + cur_lch = next_lch; + } while (next_lch != -1); + } + + dma_chan[lch].flags &= ~OMAP_DMA_ACTIVE; +} +EXPORT_SYMBOL(omap_stop_dma); + +/* + * Allows changing the DMA callback function or data. This may be needed if + * the driver shares a single DMA channel for multiple dma triggers. + */ +/* + * Returns current physical source address for the given DMA channel. + * If the channel is running the caller must disable interrupts prior calling + * this function and process the returned value before re-enabling interrupt to + * prevent races with the interrupt handler. Note that in continuous mode there + * is a chance for CSSA_L register overflow between the two reads resulting + * in incorrect return value. + */ +dma_addr_t omap_get_dma_src_pos(int lch) +{ + dma_addr_t offset = 0; + + if (dma_omap15xx()) + offset = p->dma_read(CPC, lch); + else + offset = p->dma_read(CSAC, lch); + + if (IS_DMA_ERRATA(DMA_ERRATA_3_3) && offset == 0) + offset = p->dma_read(CSAC, lch); + + if (!dma_omap15xx()) { + /* + * CDAC == 0 indicates that the DMA transfer on the channel has + * not been started (no data has been transferred so far). + * Return the programmed source start address in this case. + */ + if (likely(p->dma_read(CDAC, lch))) + offset = p->dma_read(CSAC, lch); + else + offset = p->dma_read(CSSA, lch); + } + + offset |= (p->dma_read(CSSA, lch) & 0xFFFF0000); + + return offset; +} +EXPORT_SYMBOL(omap_get_dma_src_pos); + +/* + * Returns current physical destination address for the given DMA channel. + * If the channel is running the caller must disable interrupts prior calling + * this function and process the returned value before re-enabling interrupt to + * prevent races with the interrupt handler. Note that in continuous mode there + * is a chance for CDSA_L register overflow between the two reads resulting + * in incorrect return value. + */ +dma_addr_t omap_get_dma_dst_pos(int lch) +{ + dma_addr_t offset = 0; + + if (dma_omap15xx()) + offset = p->dma_read(CPC, lch); + else + offset = p->dma_read(CDAC, lch); + + /* + * omap 3.2/3.3 erratum: sometimes 0 is returned if CSAC/CDAC is + * read before the DMA controller finished disabling the channel. + */ + if (!dma_omap15xx() && offset == 0) { + offset = p->dma_read(CDAC, lch); + /* + * CDAC == 0 indicates that the DMA transfer on the channel has + * not been started (no data has been transferred so far). + * Return the programmed destination start address in this case. + */ + if (unlikely(!offset)) + offset = p->dma_read(CDSA, lch); + } + + offset |= (p->dma_read(CDSA, lch) & 0xFFFF0000); + + return offset; +} +EXPORT_SYMBOL(omap_get_dma_dst_pos); + +int omap_get_dma_active_status(int lch) +{ + return (p->dma_read(CCR, lch) & OMAP_DMA_CCR_EN) != 0; +} +EXPORT_SYMBOL(omap_get_dma_active_status); +#endif + +int omap_dma_running(void) +{ + int lch; + + if (omap_lcd_dma_running()) + return 1; + + for (lch = 0; lch < dma_chan_count; lch++) + if (p->dma_read(CCR, lch) & OMAP_DMA_CCR_EN) + return 1; + + return 0; +} + +/*----------------------------------------------------------------------------*/ + +static int omap1_dma_handle_ch(int ch) +{ + u32 csr; + + if (enable_1510_mode && ch >= 6) { + csr = dma_chan[ch].saved_csr; + dma_chan[ch].saved_csr = 0; + } else + csr = p->dma_read(CSR, ch); + if (enable_1510_mode && ch <= 2 && (csr >> 7) != 0) { + dma_chan[ch + 6].saved_csr = csr >> 7; + csr &= 0x7f; + } + if ((csr & 0x3f) == 0) + return 0; + if (unlikely(dma_chan[ch].dev_id == -1)) { + pr_warn("Spurious interrupt from DMA channel %d (CSR %04x)\n", + ch, csr); + return 0; + } + if (unlikely(csr & OMAP1_DMA_TOUT_IRQ)) + pr_warn("DMA timeout with device %d\n", dma_chan[ch].dev_id); + if (unlikely(csr & OMAP_DMA_DROP_IRQ)) + pr_warn("DMA synchronization event drop occurred with device %d\n", + dma_chan[ch].dev_id); + if (likely(csr & OMAP_DMA_BLOCK_IRQ)) + dma_chan[ch].flags &= ~OMAP_DMA_ACTIVE; + if (likely(dma_chan[ch].callback != NULL)) + dma_chan[ch].callback(ch, csr, dma_chan[ch].data); + + return 1; +} + +static irqreturn_t omap1_dma_irq_handler(int irq, void *dev_id) +{ + int ch = ((int) dev_id) - 1; + int handled = 0; + + for (;;) { + int handled_now = 0; + + handled_now += omap1_dma_handle_ch(ch); + if (enable_1510_mode && dma_chan[ch + 6].saved_csr) + handled_now += omap1_dma_handle_ch(ch + 6); + if (!handled_now) + break; + handled += handled_now; + } + + return handled ? IRQ_HANDLED : IRQ_NONE; +} + +struct omap_system_dma_plat_info *omap_get_plat_info(void) +{ + return p; +} +EXPORT_SYMBOL_GPL(omap_get_plat_info); + +static int omap_system_dma_probe(struct platform_device *pdev) +{ + int ch, ret = 0; + int dma_irq; + char irq_name[4]; + + p = pdev->dev.platform_data; + if (!p) { + dev_err(&pdev->dev, + "%s: System DMA initialized without platform data\n", + __func__); + return -EINVAL; + } + + d = p->dma_attr; + errata = p->errata; + + if ((d->dev_caps & RESERVE_CHANNEL) && omap_dma_reserve_channels + && (omap_dma_reserve_channels < d->lch_count)) + d->lch_count = omap_dma_reserve_channels; + + dma_lch_count = d->lch_count; + dma_chan_count = dma_lch_count; + enable_1510_mode = d->dev_caps & ENABLE_1510_MODE; + + dma_chan = devm_kcalloc(&pdev->dev, dma_lch_count, + sizeof(*dma_chan), GFP_KERNEL); + if (!dma_chan) + return -ENOMEM; + + for (ch = 0; ch < dma_chan_count; ch++) { + omap_clear_dma(ch); + + dma_chan[ch].dev_id = -1; + dma_chan[ch].next_lch = -1; + + if (ch >= 6 && enable_1510_mode) + continue; + + /* + * request_irq() doesn't like dev_id (ie. ch) being + * zero, so we have to kludge around this. + */ + sprintf(&irq_name[0], "%d", ch); + dma_irq = platform_get_irq_byname(pdev, irq_name); + + if (dma_irq < 0) { + ret = dma_irq; + goto exit_dma_irq_fail; + } + + /* INT_DMA_LCD is handled in lcd_dma.c */ + if (dma_irq == INT_DMA_LCD) + continue; + + ret = request_irq(dma_irq, + omap1_dma_irq_handler, 0, "DMA", + (void *) (ch + 1)); + if (ret != 0) + goto exit_dma_irq_fail; + } + + /* reserve dma channels 0 and 1 in high security devices on 34xx */ + if (d->dev_caps & HS_CHANNELS_RESERVED) { + pr_info("Reserving DMA channels 0 and 1 for HS ROM code\n"); + dma_chan[0].dev_id = 0; + dma_chan[1].dev_id = 1; + } + p->show_dma_caps(); + return 0; + +exit_dma_irq_fail: + return ret; +} + +static void omap_system_dma_remove(struct platform_device *pdev) +{ + int dma_irq, irq_rel = 0; + + for ( ; irq_rel < dma_chan_count; irq_rel++) { + dma_irq = platform_get_irq(pdev, irq_rel); + free_irq(dma_irq, (void *)(irq_rel + 1)); + } +} + +static struct platform_driver omap_system_dma_driver = { + .probe = omap_system_dma_probe, + .remove = omap_system_dma_remove, + .driver = { + .name = "omap_dma_system" + }, +}; + +static int __init omap_system_dma_init(void) +{ + return platform_driver_register(&omap_system_dma_driver); +} +arch_initcall(omap_system_dma_init); + +static void __exit omap_system_dma_exit(void) +{ + platform_driver_unregister(&omap_system_dma_driver); +} + +MODULE_DESCRIPTION("OMAP SYSTEM DMA DRIVER"); +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Texas Instruments Inc"); + +/* + * Reserve the omap SDMA channels using cmdline bootarg + * "omap_dma_reserve_ch=". The valid range is 1 to 32 + */ +static int __init omap_dma_cmdline_reserve_ch(char *str) +{ + if (get_option(&str, &omap_dma_reserve_channels) != 1) + omap_dma_reserve_channels = 0; + return 1; +} + +__setup("omap_dma_reserve_ch=", omap_dma_cmdline_reserve_ch); + + diff --git a/arch/arm/mach-omap1/pm.c b/arch/arm/mach-omap1/pm.c index d068958d6f8a..6a5815aa05e6 100644 --- a/arch/arm/mach-omap1/pm.c +++ b/arch/arm/mach-omap1/pm.c @@ -52,13 +52,14 @@ #include <asm/mach/time.h> #include <asm/mach/irq.h> -#include <mach/tc.h> -#include <mach/mux.h> +#include <linux/soc/ti/omap1-io.h> +#include "tc.h" #include <linux/omap-dma.h> #include <clocksource/timer-ti-dm.h> -#include <mach/irqs.h> - +#include "hardware.h" +#include "mux.h" +#include "irqs.h" #include "iomap.h" #include "clock.h" #include "pm.h" @@ -68,7 +69,6 @@ static unsigned int arm_sleep_save[ARM_SLEEP_SAVE_SIZE]; static unsigned short dsp_sleep_save[DSP_SLEEP_SAVE_SIZE]; static unsigned short ulpd_sleep_save[ULPD_SLEEP_SAVE_SIZE]; -static unsigned int mpui7xx_sleep_save[MPUI7XX_SLEEP_SAVE_SIZE]; static unsigned int mpui1510_sleep_save[MPUI1510_SLEEP_SAVE_SIZE]; static unsigned int mpui1610_sleep_save[MPUI1610_SLEEP_SAVE_SIZE]; @@ -165,10 +165,7 @@ static void omap_pm_wakeup_setup(void) * drivers must still separately call omap_set_gpio_wakeup() to * wake up to a GPIO interrupt. */ - if (cpu_is_omap7xx()) - level1_wake = OMAP_IRQ_BIT(INT_7XX_GPIO_BANK1) | - OMAP_IRQ_BIT(INT_7XX_IH2_IRQ); - else if (cpu_is_omap15xx()) + if (cpu_is_omap15xx()) level1_wake = OMAP_IRQ_BIT(INT_GPIO_BANK1) | OMAP_IRQ_BIT(INT_1510_IH2_IRQ); else if (cpu_is_omap16xx()) @@ -177,12 +174,7 @@ static void omap_pm_wakeup_setup(void) omap_writel(~level1_wake, OMAP_IH1_MIR); - if (cpu_is_omap7xx()) { - omap_writel(~level2_wake, OMAP_IH2_0_MIR); - omap_writel(~(OMAP_IRQ_BIT(INT_7XX_WAKE_UP_REQ) | - OMAP_IRQ_BIT(INT_7XX_MPUIO_KEYPAD)), - OMAP_IH2_1_MIR); - } else if (cpu_is_omap15xx()) { + if (cpu_is_omap15xx()) { level2_wake |= OMAP_IRQ_BIT(INT_KEYBOARD); omap_writel(~level2_wake, OMAP_IH2_MIR); } else if (cpu_is_omap16xx()) { @@ -235,17 +227,7 @@ void omap1_pm_suspend(void) * Save interrupt, MPUI, ARM and UPLD control registers. */ - if (cpu_is_omap7xx()) { - MPUI7XX_SAVE(OMAP_IH1_MIR); - MPUI7XX_SAVE(OMAP_IH2_0_MIR); - MPUI7XX_SAVE(OMAP_IH2_1_MIR); - MPUI7XX_SAVE(MPUI_CTRL); - MPUI7XX_SAVE(MPUI_DSP_BOOT_CONFIG); - MPUI7XX_SAVE(MPUI_DSP_API_CONFIG); - MPUI7XX_SAVE(EMIFS_CONFIG); - MPUI7XX_SAVE(EMIFF_SDRAM_CONFIG); - - } else if (cpu_is_omap15xx()) { + if (cpu_is_omap15xx()) { MPUI1510_SAVE(OMAP_IH1_MIR); MPUI1510_SAVE(OMAP_IH2_MIR); MPUI1510_SAVE(MPUI_CTRL); @@ -287,9 +269,8 @@ void omap1_pm_suspend(void) /* stop DSP */ omap_writew(omap_readw(ARM_RSTCT1) & ~(1 << DSP_EN), ARM_RSTCT1); - /* shut down dsp_ck */ - if (!cpu_is_omap7xx()) - omap_writew(omap_readw(ARM_CKCTL) & ~(1 << EN_DSPCK), ARM_CKCTL); + /* shut down dsp_ck */ + omap_writew(omap_readw(ARM_CKCTL) & ~(1 << EN_DSPCK), ARM_CKCTL); /* temporarily enabling api_ck to access DSP registers */ omap_writew(omap_readw(ARM_IDLECT2) | 1 << EN_APICK, ARM_IDLECT2); @@ -365,13 +346,7 @@ void omap1_pm_suspend(void) ULPD_RESTORE(ULPD_CLOCK_CTRL); ULPD_RESTORE(ULPD_STATUS_REQ); - if (cpu_is_omap7xx()) { - MPUI7XX_RESTORE(EMIFS_CONFIG); - MPUI7XX_RESTORE(EMIFF_SDRAM_CONFIG); - MPUI7XX_RESTORE(OMAP_IH1_MIR); - MPUI7XX_RESTORE(OMAP_IH2_0_MIR); - MPUI7XX_RESTORE(OMAP_IH2_1_MIR); - } else if (cpu_is_omap15xx()) { + if (cpu_is_omap15xx()) { MPUI1510_RESTORE(MPUI_CTRL); MPUI1510_RESTORE(MPUI_DSP_BOOT_CONFIG); MPUI1510_RESTORE(MPUI_DSP_API_CONFIG); @@ -432,14 +407,7 @@ static int omap_pm_debug_show(struct seq_file *m, void *v) ULPD_SAVE(ULPD_DPLL_CTRL); ULPD_SAVE(ULPD_POWER_CTRL); - if (cpu_is_omap7xx()) { - MPUI7XX_SAVE(MPUI_CTRL); - MPUI7XX_SAVE(MPUI_DSP_STATUS); - MPUI7XX_SAVE(MPUI_DSP_BOOT_CONFIG); - MPUI7XX_SAVE(MPUI_DSP_API_CONFIG); - MPUI7XX_SAVE(EMIFF_SDRAM_CONFIG); - MPUI7XX_SAVE(EMIFS_CONFIG); - } else if (cpu_is_omap15xx()) { + if (cpu_is_omap15xx()) { MPUI1510_SAVE(MPUI_CTRL); MPUI1510_SAVE(MPUI_DSP_STATUS); MPUI1510_SAVE(MPUI_DSP_BOOT_CONFIG); @@ -485,21 +453,7 @@ static int omap_pm_debug_show(struct seq_file *m, void *v) ULPD_SHOW(ULPD_STATUS_REQ), ULPD_SHOW(ULPD_POWER_CTRL)); - if (cpu_is_omap7xx()) { - seq_printf(m, - "MPUI7XX_CTRL_REG 0x%-8x \n" - "MPUI7XX_DSP_STATUS_REG: 0x%-8x \n" - "MPUI7XX_DSP_BOOT_CONFIG_REG: 0x%-8x \n" - "MPUI7XX_DSP_API_CONFIG_REG: 0x%-8x \n" - "MPUI7XX_SDRAM_CONFIG_REG: 0x%-8x \n" - "MPUI7XX_EMIFS_CONFIG_REG: 0x%-8x \n", - MPUI7XX_SHOW(MPUI_CTRL), - MPUI7XX_SHOW(MPUI_DSP_STATUS), - MPUI7XX_SHOW(MPUI_DSP_BOOT_CONFIG), - MPUI7XX_SHOW(MPUI_DSP_API_CONFIG), - MPUI7XX_SHOW(EMIFF_SDRAM_CONFIG), - MPUI7XX_SHOW(EMIFS_CONFIG)); - } else if (cpu_is_omap15xx()) { + if (cpu_is_omap15xx()) { seq_printf(m, "MPUI1510_CTRL_REG 0x%-8x \n" "MPUI1510_DSP_STATUS_REG: 0x%-8x \n" @@ -596,11 +550,6 @@ static irqreturn_t omap_wakeup_interrupt(int irq, void *dev) return IRQ_HANDLED; } -static struct irqaction omap_wakeup_irq = { - .name = "peripheral wakeup", - .handler = omap_wakeup_interrupt -}; - static const struct platform_suspend_ops omap_pm_ops = { @@ -613,6 +562,7 @@ static const struct platform_suspend_ops omap_pm_ops = { static int __init omap_pm_init(void) { int error = 0; + int irq; if (!cpu_class_is_omap1()) return -ENODEV; @@ -637,10 +587,7 @@ static int __init omap_pm_init(void) * These routines need to be in SRAM as that's the only * memory the MPU can see when it wakes up. */ - if (cpu_is_omap7xx()) { - omap_sram_suspend = omap_sram_push(omap7xx_cpu_suspend, - omap7xx_cpu_suspend_sz); - } else if (cpu_is_omap15xx()) { + if (cpu_is_omap15xx()) { omap_sram_suspend = omap_sram_push(omap1510_cpu_suspend, omap1510_cpu_suspend_sz); } else if (cpu_is_omap16xx()) { @@ -655,10 +602,15 @@ static int __init omap_pm_init(void) arm_pm_idle = omap1_pm_idle; - if (cpu_is_omap7xx()) - setup_irq(INT_7XX_WAKE_UP_REQ, &omap_wakeup_irq); - else if (cpu_is_omap16xx()) - setup_irq(INT_1610_WAKE_UP_REQ, &omap_wakeup_irq); + if (cpu_is_omap16xx()) + irq = INT_1610_WAKE_UP_REQ; + else + irq = -1; + + if (irq >= 0) { + if (request_irq(irq, omap_wakeup_interrupt, 0, "peripheral wakeup", NULL)) + pr_err("Failed to request irq %d (peripheral wakeup)\n", irq); + } /* Program new power ramp-up time * (0 for most boards since we don't lower voltage when in deep sleep) @@ -669,9 +621,7 @@ static int __init omap_pm_init(void) omap_writew(ULPD_POWER_CTRL_REG_VAL, ULPD_POWER_CTRL); /* Configure IDLECT3 */ - if (cpu_is_omap7xx()) - omap_writel(OMAP7XX_IDLECT3_VAL, OMAP7XX_IDLECT3); - else if (cpu_is_omap16xx()) + if (cpu_is_omap16xx()) omap_writel(OMAP1610_IDLECT3_VAL, OMAP1610_IDLECT3); suspend_set_ops(&omap_pm_ops); @@ -682,7 +632,7 @@ static int __init omap_pm_init(void) error = sysfs_create_file(power_kobj, &sleep_while_idle_attr.attr); if (error) - printk(KERN_ERR "sysfs_create_file failed: %d\n", error); + pr_err("sysfs_create_file failed: %d\n", error); if (cpu_is_omap16xx()) { /* configure LOW_PWR pin */ diff --git a/arch/arm/mach-omap1/pm.h b/arch/arm/mach-omap1/pm.h index cd926dcb5e7f..b2763fb097ea 100644 --- a/arch/arm/mach-omap1/pm.h +++ b/arch/arm/mach-omap1/pm.h @@ -34,6 +34,8 @@ #ifndef __ARCH_ARM_MACH_OMAP1_PM_H #define __ARCH_ARM_MACH_OMAP1_PM_H +#include <linux/soc/ti/omap1-io.h> + /* * ---------------------------------------------------------------------------- * Register and offset definitions to be used in PM assembler code @@ -98,19 +100,6 @@ #define OMAP1610_IDLECT3 0xfffece24 #define OMAP1610_IDLE_LOOP_REQUEST 0x0400 -#define OMAP7XX_IDLECT1_SLEEP_VAL 0x16c7 -#define OMAP7XX_IDLECT2_SLEEP_VAL 0x09c7 -#define OMAP7XX_IDLECT3_VAL 0x3f -#define OMAP7XX_IDLECT3 0xfffece24 -#define OMAP7XX_IDLE_LOOP_REQUEST 0x0C00 - -#if !defined(CONFIG_ARCH_OMAP730) && \ - !defined(CONFIG_ARCH_OMAP850) && \ - !defined(CONFIG_ARCH_OMAP15XX) && \ - !defined(CONFIG_ARCH_OMAP16XX) -#warning "Power management for this processor not implemented yet" -#endif - #ifndef __ASSEMBLER__ #include <linux/clk.h> @@ -123,19 +112,11 @@ extern void allow_idle_sleep(void); extern void omap1_pm_idle(void); extern void omap1_pm_suspend(void); -extern void omap7xx_cpu_suspend(unsigned long, unsigned long); extern void omap1510_cpu_suspend(unsigned long, unsigned long); extern void omap1610_cpu_suspend(unsigned long, unsigned long); -extern void omap7xx_idle_loop_suspend(void); -extern void omap1510_idle_loop_suspend(void); -extern void omap1610_idle_loop_suspend(void); -extern unsigned int omap7xx_cpu_suspend_sz; extern unsigned int omap1510_cpu_suspend_sz; extern unsigned int omap1610_cpu_suspend_sz; -extern unsigned int omap7xx_idle_loop_suspend_sz; -extern unsigned int omap1510_idle_loop_suspend_sz; -extern unsigned int omap1610_idle_loop_suspend_sz; #ifdef CONFIG_OMAP_SERIAL_WAKE extern void omap_serial_wake_trigger(int enable); @@ -156,10 +137,6 @@ extern void omap_serial_wake_trigger(int enable); #define ULPD_RESTORE(x) omap_writew((ulpd_sleep_save[ULPD_SLEEP_SAVE_##x]), (x)) #define ULPD_SHOW(x) ulpd_sleep_save[ULPD_SLEEP_SAVE_##x] -#define MPUI7XX_SAVE(x) mpui7xx_sleep_save[MPUI7XX_SLEEP_SAVE_##x] = omap_readl(x) -#define MPUI7XX_RESTORE(x) omap_writel((mpui7xx_sleep_save[MPUI7XX_SLEEP_SAVE_##x]), (x)) -#define MPUI7XX_SHOW(x) mpui7xx_sleep_save[MPUI7XX_SLEEP_SAVE_##x] - #define MPUI1510_SAVE(x) mpui1510_sleep_save[MPUI1510_SLEEP_SAVE_##x] = omap_readl(x) #define MPUI1510_RESTORE(x) omap_writel((mpui1510_sleep_save[MPUI1510_SLEEP_SAVE_##x]), (x)) #define MPUI1510_SHOW(x) mpui1510_sleep_save[MPUI1510_SLEEP_SAVE_##x] @@ -233,27 +210,6 @@ enum mpui1510_save_state { #endif }; -enum mpui7xx_save_state { - MPUI7XX_SLEEP_SAVE_START = 0, - /* - * MPUI registers 32 bits - */ - MPUI7XX_SLEEP_SAVE_MPUI_CTRL, - MPUI7XX_SLEEP_SAVE_MPUI_DSP_BOOT_CONFIG, - MPUI7XX_SLEEP_SAVE_MPUI_DSP_API_CONFIG, - MPUI7XX_SLEEP_SAVE_MPUI_DSP_STATUS, - MPUI7XX_SLEEP_SAVE_EMIFF_SDRAM_CONFIG, - MPUI7XX_SLEEP_SAVE_EMIFS_CONFIG, - MPUI7XX_SLEEP_SAVE_OMAP_IH1_MIR, - MPUI7XX_SLEEP_SAVE_OMAP_IH2_0_MIR, - MPUI7XX_SLEEP_SAVE_OMAP_IH2_1_MIR, -#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) - MPUI7XX_SLEEP_SAVE_SIZE -#else - MPUI7XX_SLEEP_SAVE_SIZE = 0 -#endif -}; - enum mpui1610_save_state { MPUI1610_SLEEP_SAVE_START = 0, /* diff --git a/arch/arm/mach-omap1/pm_bus.c b/arch/arm/mach-omap1/pm_bus.c index 667c1637ff91..c04619ac0631 100644 --- a/arch/arm/mach-omap1/pm_bus.c +++ b/arch/arm/mach-omap1/pm_bus.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Runtime PM support code for OMAP1 * * Author: Kevin Hilman, Deep Root Systems, LLC * * Copyright (C) 2010 Texas Instruments, Inc. - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. */ #include <linux/init.h> #include <linux/kernel.h> @@ -43,4 +40,3 @@ static int __init omap1_pm_runtime_init(void) return 0; } core_initcall(omap1_pm_runtime_init); - diff --git a/arch/arm/mach-omap1/reset.c b/arch/arm/mach-omap1/reset.c index af2c120b0c4e..2eee6a6965ff 100644 --- a/arch/arm/mach-omap1/reset.c +++ b/arch/arm/mach-omap1/reset.c @@ -6,8 +6,7 @@ #include <linux/io.h> #include <linux/reboot.h> -#include <mach/hardware.h> - +#include "hardware.h" #include "iomap.h" #include "common.h" diff --git a/arch/arm/mach-omap1/serial.c b/arch/arm/mach-omap1/serial.c index 9eb591fbfd89..ffa4a9bece1e 100644 --- a/arch/arm/mach-omap1/serial.c +++ b/arch/arm/mach-omap1/serial.c @@ -4,7 +4,8 @@ * * OMAP1 serial support. */ -#include <linux/gpio.h> +#include <linux/gpio/machine.h> +#include <linux/gpio/consumer.h> #include <linux/module.h> #include <linux/kernel.h> #include <linux/init.h> @@ -19,8 +20,9 @@ #include <asm/mach-types.h> -#include <mach/mux.h> - +#include "common.h" +#include "serial.h" +#include "mux.h" #include "pm.h" #include "soc.h" @@ -106,13 +108,6 @@ void __init omap_serial_init(void) { int i; - if (cpu_is_omap7xx()) { - serial_platform_data[0].regshift = 0; - serial_platform_data[1].regshift = 0; - serial_platform_data[0].irq = INT_7XX_UART_MODEM_1; - serial_platform_data[1].irq = INT_7XX_UART_MODEM_IRDA_2; - } - if (cpu_is_omap15xx()) { serial_platform_data[0].uartclk = OMAP1510_BASE_BAUD * 16; serial_platform_data[1].uartclk = OMAP1510_BASE_BAUD * 16; @@ -120,14 +115,6 @@ void __init omap_serial_init(void) } for (i = 0; i < ARRAY_SIZE(serial_platform_data) - 1; i++) { - - /* Don't look at UARTs higher than 2 for omap7xx */ - if (cpu_is_omap7xx() && i > 1) { - serial_platform_data[i].membase = NULL; - serial_platform_data[i].mapbase = 0; - continue; - } - /* Static mapping, never released */ serial_platform_data[i].membase = ioremap(serial_platform_data[i].mapbase, SZ_2K); @@ -141,7 +128,7 @@ void __init omap_serial_init(void) if (IS_ERR(uart1_ck)) printk("Could not get uart1_ck\n"); else { - clk_enable(uart1_ck); + clk_prepare_enable(uart1_ck); if (cpu_is_omap15xx()) clk_set_rate(uart1_ck, 12000000); } @@ -151,7 +138,7 @@ void __init omap_serial_init(void) if (IS_ERR(uart2_ck)) printk("Could not get uart2_ck\n"); else { - clk_enable(uart2_ck); + clk_prepare_enable(uart2_ck); if (cpu_is_omap15xx()) clk_set_rate(uart2_ck, 12000000); else @@ -163,7 +150,7 @@ void __init omap_serial_init(void) if (IS_ERR(uart3_ck)) printk("Could not get uart3_ck\n"); else { - clk_enable(uart3_ck); + clk_prepare_enable(uart3_ck); if (cpu_is_omap15xx()) clk_set_rate(uart3_ck, 12000000); } @@ -211,39 +198,38 @@ void omap_serial_wake_trigger(int enable) } } -static void __init omap_serial_set_port_wakeup(int gpio_nr) +static void __init omap_serial_set_port_wakeup(int idx) { + struct gpio_desc *d; int ret; - ret = gpio_request(gpio_nr, "UART wake"); - if (ret < 0) { - printk(KERN_ERR "Could not request UART wake GPIO: %i\n", - gpio_nr); + d = gpiod_get_index(NULL, "wakeup", idx, GPIOD_IN); + if (IS_ERR(d)) { + pr_err("Unable to get UART wakeup GPIO descriptor\n"); return; } - gpio_direction_input(gpio_nr); - ret = request_irq(gpio_to_irq(gpio_nr), &omap_serial_wake_interrupt, + ret = request_irq(gpiod_to_irq(d), &omap_serial_wake_interrupt, IRQF_TRIGGER_RISING, "serial wakeup", NULL); if (ret) { - gpio_free(gpio_nr); - printk(KERN_ERR "No interrupt for UART wake GPIO: %i\n", - gpio_nr); + gpiod_put(d); + pr_err("No interrupt for UART%d wake GPIO\n", idx + 1); return; } - enable_irq_wake(gpio_to_irq(gpio_nr)); + enable_irq_wake(gpiod_to_irq(d)); } + int __init omap_serial_wakeup_init(void) { if (!cpu_is_omap16xx()) return 0; if (uart1_ck != NULL) - omap_serial_set_port_wakeup(37); + omap_serial_set_port_wakeup(0); if (uart2_ck != NULL) - omap_serial_set_port_wakeup(18); + omap_serial_set_port_wakeup(1); if (uart3_ck != NULL) - omap_serial_set_port_wakeup(49); + omap_serial_set_port_wakeup(2); return 0; } diff --git a/arch/arm/mach-omap1/include/mach/serial.h b/arch/arm/mach-omap1/serial.h index 4700e384c3d9..4700e384c3d9 100644 --- a/arch/arm/mach-omap1/include/mach/serial.h +++ b/arch/arm/mach-omap1/serial.h diff --git a/arch/arm/mach-omap1/sleep.S b/arch/arm/mach-omap1/sleep.S index a908c51839a4..6192f52d531a 100644 --- a/arch/arm/mach-omap1/sleep.S +++ b/arch/arm/mach-omap1/sleep.S @@ -36,7 +36,7 @@ #include <asm/assembler.h> -#include <mach/hardware.h> +#include "hardware.h" #include "iomap.h" #include "pm.h" @@ -61,86 +61,6 @@ * */ -#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) - .align 3 -ENTRY(omap7xx_cpu_suspend) - - @ save registers on stack - stmfd sp!, {r0 - r12, lr} - - @ Drain write cache - mov r4, #0 - mcr p15, 0, r0, c7, c10, 4 - nop - - @ load base address of Traffic Controller - mov r6, #TCMIF_ASM_BASE & 0xff000000 - orr r6, r6, #TCMIF_ASM_BASE & 0x00ff0000 - orr r6, r6, #TCMIF_ASM_BASE & 0x0000ff00 - - @ prepare to put SDRAM into self-refresh manually - ldr r7, [r6, #EMIFF_SDRAM_CONFIG_ASM_OFFSET & 0xff] - orr r9, r7, #SELF_REFRESH_MODE & 0xff000000 - orr r9, r9, #SELF_REFRESH_MODE & 0x000000ff - str r9, [r6, #EMIFF_SDRAM_CONFIG_ASM_OFFSET & 0xff] - - @ prepare to put EMIFS to Sleep - ldr r8, [r6, #EMIFS_CONFIG_ASM_OFFSET & 0xff] - orr r9, r8, #IDLE_EMIFS_REQUEST & 0xff - str r9, [r6, #EMIFS_CONFIG_ASM_OFFSET & 0xff] - - @ load base address of ARM_IDLECT1 and ARM_IDLECT2 - mov r4, #CLKGEN_REG_ASM_BASE & 0xff000000 - orr r4, r4, #CLKGEN_REG_ASM_BASE & 0x00ff0000 - orr r4, r4, #CLKGEN_REG_ASM_BASE & 0x0000ff00 - - @ turn off clock domains - @ do not disable PERCK (0x04) - mov r5, #OMAP7XX_IDLECT2_SLEEP_VAL & 0xff - orr r5, r5, #OMAP7XX_IDLECT2_SLEEP_VAL & 0xff00 - strh r5, [r4, #ARM_IDLECT2_ASM_OFFSET & 0xff] - - @ request ARM idle - mov r3, #OMAP7XX_IDLECT1_SLEEP_VAL & 0xff - orr r3, r3, #OMAP7XX_IDLECT1_SLEEP_VAL & 0xff00 - strh r3, [r4, #ARM_IDLECT1_ASM_OFFSET & 0xff] - - @ disable instruction cache - mrc p15, 0, r9, c1, c0, 0 - bic r2, r9, #0x1000 - mcr p15, 0, r2, c1, c0, 0 - nop - -/* - * Let's wait for the next wake up event to wake us up. r0 can't be - * used here because r0 holds ARM_IDLECT1 - */ - mov r2, #0 - mcr p15, 0, r2, c7, c0, 4 @ wait for interrupt -/* - * omap7xx_cpu_suspend()'s resume point. - * - * It will just start executing here, so we'll restore stuff from the - * stack. - */ - @ re-enable Icache - mcr p15, 0, r9, c1, c0, 0 - - @ reset the ARM_IDLECT1 and ARM_IDLECT2. - strh r1, [r4, #ARM_IDLECT2_ASM_OFFSET & 0xff] - strh r0, [r4, #ARM_IDLECT1_ASM_OFFSET & 0xff] - - @ Restore EMIFF controls - str r7, [r6, #EMIFF_SDRAM_CONFIG_ASM_OFFSET & 0xff] - str r8, [r6, #EMIFS_CONFIG_ASM_OFFSET & 0xff] - - @ restore regs and return - ldmfd sp!, {r0 - r12, pc} - -ENTRY(omap7xx_cpu_suspend_sz) - .word . - omap7xx_cpu_suspend -#endif /* CONFIG_ARCH_OMAP730 || CONFIG_ARCH_OMAP850 */ - #ifdef CONFIG_ARCH_OMAP15XX .align 3 ENTRY(omap1510_cpu_suspend) diff --git a/arch/arm/mach-omap1/soc.h b/arch/arm/mach-omap1/soc.h index 69daf0187b1d..5fb57fdd9c2b 100644 --- a/arch/arm/mach-omap1/soc.h +++ b/arch/arm/mach-omap1/soc.h @@ -1,4 +1,6 @@ /* - * We can move mach/soc.h here once the drivers are fixed + * We can move linux/soc/ti/omap1-soc.h here once the drivers are fixed */ -#include <mach/soc.h> +#include "hardware.h" +#include "irqs.h" +#include <asm/irq.h> diff --git a/arch/arm/mach-omap1/sram-init.c b/arch/arm/mach-omap1/sram-init.c index 3bd60708c345..736a72a2b184 100644 --- a/arch/arm/mach-omap1/sram-init.c +++ b/arch/arm/mach-omap1/sram-init.c @@ -10,6 +10,7 @@ #include <linux/kernel.h> #include <linux/init.h> #include <linux/io.h> +#include <linux/set_memory.h> #include <asm/fncpy.h> #include <asm/tlb.h> @@ -22,22 +23,78 @@ #define OMAP1_SRAM_PA 0x20000000 #define SRAM_BOOTLOADER_SZ 0x80 +#define ROUND_DOWN(value, boundary) ((value) & (~((boundary) - 1))) + +static void __iomem *omap_sram_base; +static unsigned long omap_sram_start; +static unsigned long omap_sram_skip; +static unsigned long omap_sram_size; +static void __iomem *omap_sram_ceil; + +/* + * Memory allocator for SRAM: calculates the new ceiling address + * for pushing a function using the fncpy API. + * + * Note that fncpy requires the returned address to be aligned + * to an 8-byte boundary. + */ +static void *omap_sram_push_address(unsigned long size) +{ + unsigned long available, new_ceil = (unsigned long)omap_sram_ceil; + + available = omap_sram_ceil - (omap_sram_base + omap_sram_skip); + + if (size > available) { + pr_err("Not enough space in SRAM\n"); + return NULL; + } + + new_ceil -= size; + new_ceil = ROUND_DOWN(new_ceil, FNCPY_ALIGN); + omap_sram_ceil = IOMEM(new_ceil); + + return (void __force *)omap_sram_ceil; +} + +void *omap_sram_push(void *funcp, unsigned long size) +{ + void *sram; + unsigned long base; + int pages; + void *dst = NULL; + + sram = omap_sram_push_address(size); + if (!sram) + return NULL; + + base = (unsigned long)sram & PAGE_MASK; + pages = PAGE_ALIGN(size) / PAGE_SIZE; + + set_memory_rw(base, pages); + + dst = fncpy(sram, funcp, size); + + set_memory_rox(base, pages); + + return dst; +} /* * The amount of SRAM depends on the core type. * Note that we cannot try to test for SRAM here because writes * to secure SRAM will hang the system. Also the SRAM is not * yet mapped at this point. + * Note that we cannot use ioremap for SRAM, as clock init needs SRAM early. */ static void __init omap_detect_and_map_sram(void) { - unsigned long omap_sram_skip = SRAM_BOOTLOADER_SZ; - unsigned long omap_sram_start = OMAP1_SRAM_PA; - unsigned long omap_sram_size; + unsigned long base; + int pages; - if (cpu_is_omap7xx()) - omap_sram_size = 0x32000; /* 200K */ - else if (cpu_is_omap15xx()) + omap_sram_skip = SRAM_BOOTLOADER_SZ; + omap_sram_start = OMAP1_SRAM_PA; + + if (cpu_is_omap15xx()) omap_sram_size = 0x30000; /* 192K */ else if (cpu_is_omap1610() || cpu_is_omap1611() || cpu_is_omap1621() || cpu_is_omap1710()) @@ -47,8 +104,26 @@ static void __init omap_detect_and_map_sram(void) omap_sram_size = 0x4000; } - omap_map_sram(omap_sram_start, omap_sram_size, - omap_sram_skip, 1); + omap_sram_start = ROUND_DOWN(omap_sram_start, PAGE_SIZE); + omap_sram_base = __arm_ioremap_exec(omap_sram_start, omap_sram_size, 1); + if (!omap_sram_base) { + pr_err("SRAM: Could not map\n"); + return; + } + + omap_sram_ceil = omap_sram_base + omap_sram_size; + + /* + * Looks like we need to preserve some bootloader code at the + * beginning of SRAM for jumping to flash for reboot to work... + */ + memset_io(omap_sram_base + omap_sram_skip, 0, + omap_sram_size - omap_sram_skip); + + base = (unsigned long)omap_sram_base; + pages = PAGE_ALIGN(omap_sram_size) / PAGE_SIZE; + + set_memory_rox(base, pages); } static void (*_omap_sram_reprogram_clock)(u32 dpllctl, u32 ckctl); @@ -56,13 +131,10 @@ static void (*_omap_sram_reprogram_clock)(u32 dpllctl, u32 ckctl); void omap_sram_reprogram_clock(u32 dpllctl, u32 ckctl) { BUG_ON(!_omap_sram_reprogram_clock); - /* On 730, bit 13 must always be 1 */ - if (cpu_is_omap7xx()) - ckctl |= 0x2000; _omap_sram_reprogram_clock(dpllctl, ckctl); } -int __init omap_sram_init(void) +int __init omap1_sram_init(void) { omap_detect_and_map_sram(); _omap_sram_reprogram_clock = diff --git a/arch/arm/mach-omap1/sram.S b/arch/arm/mach-omap1/sram.S index 37f34fcd65fb..89f4dc1b70f0 100644 --- a/arch/arm/mach-omap1/sram.S +++ b/arch/arm/mach-omap1/sram.S @@ -6,11 +6,11 @@ */ #include <linux/linkage.h> +#include <linux/soc/ti/omap1-io.h> #include <asm/assembler.h> -#include <mach/hardware.h> - +#include "hardware.h" #include "iomap.h" .text diff --git a/arch/arm/mach-omap1/sram.h b/arch/arm/mach-omap1/sram.h index 73efabd119e8..f45e6dd6d7e5 100644 --- a/arch/arm/mach-omap1/sram.h +++ b/arch/arm/mach-omap1/sram.h @@ -1,8 +1,10 @@ /* SPDX-License-Identifier: GPL-2.0 */ -#include <plat/sram.h> extern void omap_sram_reprogram_clock(u32 dpllctl, u32 ckctl); +int omap1_sram_init(void); +void *omap_sram_push(void *funcp, unsigned long size); + /* Do not use these */ extern void omap1_sram_reprogram_clock(u32 ckctl, u32 dpllctl); extern unsigned long omap1_sram_reprogram_clock_sz; diff --git a/arch/arm/mach-omap1/include/mach/tc.h b/arch/arm/mach-omap1/tc.h index adaab6a0bd08..243454bc0684 100644 --- a/arch/arm/mach-omap1/include/mach/tc.h +++ b/arch/arm/mach-omap1/tc.h @@ -1,7 +1,5 @@ /* SPDX-License-Identifier: GPL-2.0-or-later */ /* - * arch/arm/plat-omap/include/mach/tc.h - * * OMAP Traffic Controller * * Copyright (C) 2004 Nokia Corporation diff --git a/arch/arm/mach-omap1/time.c b/arch/arm/mach-omap1/time.c index 524977a31a49..d5e127851dc7 100644 --- a/arch/arm/mach-omap1/time.c +++ b/arch/arm/mach-omap1/time.c @@ -47,12 +47,14 @@ #include <asm/irq.h> -#include <mach/hardware.h> #include <asm/mach/irq.h> #include <asm/mach/time.h> +#include "hardware.h" +#include "mux.h" #include "iomap.h" #include "common.h" +#include "clock.h" #ifdef CONFIG_OMAP_MPU_TIMER @@ -155,15 +157,11 @@ static irqreturn_t omap_mpu_timer1_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } -static struct irqaction omap_mpu_timer1_irq = { - .name = "mpu_timer1", - .flags = IRQF_TIMER | IRQF_IRQPOLL, - .handler = omap_mpu_timer1_interrupt, -}; - static __init void omap_init_mpu_timer(unsigned long rate) { - setup_irq(INT_TIMER1, &omap_mpu_timer1_irq); + if (request_irq(INT_TIMER1, omap_mpu_timer1_interrupt, + IRQF_TIMER | IRQF_IRQPOLL, "mpu_timer1", NULL)) + pr_err("Failed to request irq %d (mpu_timer1)\n", INT_TIMER1); omap_mpu_timer_start(0, (rate / HZ) - 1, 1); clockevent_mpu_timer1.cpumask = cpumask_of(0); @@ -228,6 +226,9 @@ static inline void omap_mpu_timer_init(void) */ void __init omap1_timer_init(void) { + omap1_clk_init(); + omap1_mux_init(); + if (omap_32k_timer_init() != 0) omap_mpu_timer_init(); } diff --git a/arch/arm/mach-omap1/timer.c b/arch/arm/mach-omap1/timer.c index 4447210c9b0d..81a912c1145a 100644 --- a/arch/arm/mach-omap1/timer.c +++ b/arch/arm/mach-omap1/timer.c @@ -1,4 +1,5 @@ -/** +// SPDX-License-Identifier: GPL-2.0-only +/* * OMAP1 Dual-Mode Timers - platform device registration * * Contains first level initialization routines which internally @@ -6,18 +7,9 @@ * device model. It also has a low level function to change the timer * input clock source. * - * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ + * Copyright (C) 2011 Texas Instruments Incorporated - https://www.ti.com/ * Tarun Kanti DebBarma <tarun.kanti@ti.com> * Thara Gopinath <thara@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed "as is" WITHOUT ANY WARRANTY of any - * kind, whether express or implied; without even the implied warranty - * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #include <linux/clk.h> @@ -26,6 +18,7 @@ #include <linux/slab.h> #include <linux/platform_device.h> #include <linux/platform_data/dmtimer-omap.h> +#include <linux/soc/ti/omap1-io.h> #include <clocksource/timer-ti-dm.h> @@ -165,7 +158,7 @@ err_free_pdata: kfree(pdata); err_free_pdev: - platform_device_unregister(pdev); + platform_device_put(pdev); return ret; } diff --git a/arch/arm/mach-omap1/timer32k.c b/arch/arm/mach-omap1/timer32k.c index 0ae6c52a7d70..f618a6df2938 100644 --- a/arch/arm/mach-omap1/timer32k.c +++ b/arch/arm/mach-omap1/timer32k.c @@ -45,15 +45,13 @@ #include <linux/clocksource.h> #include <linux/clockchips.h> #include <linux/io.h> +#include <linux/sched_clock.h> #include <asm/irq.h> #include <asm/mach/irq.h> #include <asm/mach/time.h> -#include <plat/counter-32k.h> - -#include <mach/hardware.h> - +#include "hardware.h" #include "common.h" /* @@ -148,21 +146,109 @@ static irqreturn_t omap_32k_timer_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } -static struct irqaction omap_32k_timer_irq = { - .name = "32KHz timer", - .flags = IRQF_TIMER | IRQF_IRQPOLL, - .handler = omap_32k_timer_interrupt, -}; - static __init void omap_init_32k_timer(void) { - setup_irq(INT_OS_TIMER, &omap_32k_timer_irq); + if (request_irq(INT_OS_TIMER, omap_32k_timer_interrupt, + IRQF_TIMER | IRQF_IRQPOLL, "32KHz timer", NULL)) + pr_err("Failed to request irq %d(32KHz timer)\n", INT_OS_TIMER); clockevent_32k_timer.cpumask = cpumask_of(0); clockevents_config_and_register(&clockevent_32k_timer, OMAP_32K_TICKS_PER_SEC, 1, 0xfffffffe); } +/* OMAP2_32KSYNCNT_CR_OFF: offset of 32ksync counter register */ +#define OMAP2_32KSYNCNT_REV_OFF 0x0 +#define OMAP2_32KSYNCNT_REV_SCHEME (0x3 << 30) +#define OMAP2_32KSYNCNT_CR_OFF_LOW 0x10 +#define OMAP2_32KSYNCNT_CR_OFF_HIGH 0x30 + +/* + * 32KHz clocksource ... always available, on pretty most chips except + * OMAP 730 and 1510. Other timers could be used as clocksources, with + * higher resolution in free-running counter modes (e.g. 12 MHz xtal), + * but systems won't necessarily want to spend resources that way. + */ +static void __iomem *sync32k_cnt_reg; + +static u64 notrace omap_32k_read_sched_clock(void) +{ + return sync32k_cnt_reg ? readl_relaxed(sync32k_cnt_reg) : 0; +} + +static struct timespec64 persistent_ts; +static cycles_t cycles; +static unsigned int persistent_mult, persistent_shift; + +/** + * omap_read_persistent_clock64 - Return time from a persistent clock. + * @ts: &struct timespec64 for the returned time + * + * Reads the time from a source which isn't disabled during PM, the + * 32k sync timer. Convert the cycles elapsed since last read into + * nsecs and adds to a monotonically increasing timespec64. + */ +static void omap_read_persistent_clock64(struct timespec64 *ts) +{ + unsigned long long nsecs; + cycles_t last_cycles; + + last_cycles = cycles; + cycles = sync32k_cnt_reg ? readl_relaxed(sync32k_cnt_reg) : 0; + + nsecs = clocksource_cyc2ns(cycles - last_cycles, + persistent_mult, persistent_shift); + + timespec64_add_ns(&persistent_ts, nsecs); + + *ts = persistent_ts; +} + +/** + * omap_init_clocksource_32k - setup and register counter 32k as a + * kernel clocksource + * @vbase: base addr of counter_32k module + * + * Returns: %0 upon success or negative error code upon failure. + * + */ +static int __init omap_init_clocksource_32k(void __iomem *vbase) +{ + int ret; + + /* + * 32k sync Counter IP register offsets vary between the + * highlander version and the legacy ones. + * The 'SCHEME' bits(30-31) of the revision register is used + * to identify the version. + */ + if (readl_relaxed(vbase + OMAP2_32KSYNCNT_REV_OFF) & + OMAP2_32KSYNCNT_REV_SCHEME) + sync32k_cnt_reg = vbase + OMAP2_32KSYNCNT_CR_OFF_HIGH; + else + sync32k_cnt_reg = vbase + OMAP2_32KSYNCNT_CR_OFF_LOW; + + /* + * 120000 rough estimate from the calculations in + * __clocksource_update_freq_scale. + */ + clocks_calc_mult_shift(&persistent_mult, &persistent_shift, + 32768, NSEC_PER_SEC, 120000); + + ret = clocksource_mmio_init(sync32k_cnt_reg, "32k_counter", 32768, + 250, 32, clocksource_mmio_readl_up); + if (ret) { + pr_err("32k_counter: can't register clocksource\n"); + return ret; + } + + sched_clock_register(omap_32k_read_sched_clock, 32, 32768); + register_persistent_clock(omap_read_persistent_clock64); + pr_info("OMAP clocksource: 32k_counter at 32768 Hz\n"); + + return 0; +} + /* * --------------------------------------------------------------------------- * Timer initialization @@ -184,7 +270,7 @@ int __init omap_32k_timer_init(void) sync32k_ick = clk_get(NULL, "omap_32ksync_ick"); if (!IS_ERR(sync32k_ick)) - clk_enable(sync32k_ick); + clk_prepare_enable(sync32k_ick); ret = omap_init_clocksource_32k(base); } diff --git a/arch/arm/mach-omap1/usb.c b/arch/arm/mach-omap1/usb.c index d8e9bbda8f7b..08d42abc4a0f 100644 --- a/arch/arm/mach-omap1/usb.c +++ b/arch/arm/mach-omap1/usb.c @@ -9,14 +9,16 @@ #include <linux/kernel.h> #include <linux/init.h> #include <linux/platform_device.h> +#include <linux/dma-map-ops.h> #include <linux/io.h> +#include <linux/delay.h> +#include <linux/soc/ti/omap1-io.h> #include <asm/irq.h> -#include <mach/mux.h> - -#include <mach/usb.h> - +#include "hardware.h" +#include "mux.h" +#include "usb.h" #include "common.h" /* These routines should handle the standard chip-specific modes @@ -188,12 +190,6 @@ static struct platform_device udc_device = { static inline void udc_device_init(struct omap_usb_config *pdata) { - /* IRQ numbers for omap7xx */ - if(cpu_is_omap7xx()) { - udc_resources[1].start = INT_7XX_USB_GENI; - udc_resources[2].start = INT_7XX_USB_NON_ISO; - udc_resources[3].start = INT_7XX_USB_ISO; - } pdata->udc_device = &udc_device; } @@ -205,8 +201,6 @@ static inline void udc_device_init(struct omap_usb_config *pdata) #endif -#if IS_ENABLED(CONFIG_USB_OHCI_HCD) - /* The dmamask must be set for OHCI to work */ static u64 ohci_dmamask = ~(u32)0; @@ -235,20 +229,13 @@ static struct platform_device ohci_device = { static inline void ohci_device_init(struct omap_usb_config *pdata) { - if (cpu_is_omap7xx()) - ohci_resources[1].start = INT_7XX_USB_HHC_1; + if (!IS_ENABLED(CONFIG_USB_OHCI_HCD)) + return; + pdata->ohci_device = &ohci_device; pdata->ocpi_enable = &ocpi_enable; } -#else - -static inline void ohci_device_init(struct omap_usb_config *pdata) -{ -} - -#endif - #if defined(CONFIG_USB_OTG) && defined(CONFIG_ARCH_OMAP_OTG) static struct resource otg_resources[] = { @@ -272,8 +259,6 @@ static struct platform_device otg_device = { static inline void otg_device_init(struct omap_usb_config *pdata) { - if (cpu_is_omap7xx()) - otg_resources[1].start = INT_7XX_USB_OTG; pdata->otg_device = &otg_device; } @@ -302,14 +287,7 @@ static u32 __init omap1_usb0_init(unsigned nwires, unsigned is_device) } if (is_device) { - if (cpu_is_omap7xx()) { - omap_cfg_reg(AA17_7XX_USB_DM); - omap_cfg_reg(W16_7XX_USB_PU_EN); - omap_cfg_reg(W17_7XX_USB_VBUSI); - omap_cfg_reg(W18_7XX_USB_DMCK_OUT); - omap_cfg_reg(W19_7XX_USB_DCRST); - } else - omap_cfg_reg(W4_USB_PUEN); + omap_cfg_reg(W4_USB_PUEN); } if (nwires == 2) { @@ -329,14 +307,11 @@ static u32 __init omap1_usb0_init(unsigned nwires, unsigned is_device) * - OTG support on this port not yet written */ - /* Don't do this for omap7xx -- it causes USB to not work correctly */ - if (!cpu_is_omap7xx()) { - l = omap_readl(USB_TRANSCEIVER_CTRL); - l &= ~(7 << 4); - if (!is_device) - l |= (3 << 1); - omap_writel(l, USB_TRANSCEIVER_CTRL); - } + l = omap_readl(USB_TRANSCEIVER_CTRL); + l &= ~(7 << 4); + if (!is_device) + l |= (3 << 1); + omap_writel(l, USB_TRANSCEIVER_CTRL); return 3 << 16; } @@ -533,6 +508,79 @@ bad: } #ifdef CONFIG_ARCH_OMAP15XX +/* OMAP-1510 OHCI has its own MMU for DMA */ +#define OMAP1510_LB_MEMSIZE 32 /* Should be same as SDRAM size */ +#define OMAP1510_LB_CLOCK_DIV 0xfffec10c +#define OMAP1510_LB_MMU_CTL 0xfffec208 +#define OMAP1510_LB_MMU_LCK 0xfffec224 +#define OMAP1510_LB_MMU_LD_TLB 0xfffec228 +#define OMAP1510_LB_MMU_CAM_H 0xfffec22c +#define OMAP1510_LB_MMU_CAM_L 0xfffec230 +#define OMAP1510_LB_MMU_RAM_H 0xfffec234 +#define OMAP1510_LB_MMU_RAM_L 0xfffec238 + +/* + * Bus address is physical address, except for OMAP-1510 Local Bus. + * OMAP-1510 bus address is translated into a Local Bus address if the + * OMAP bus type is lbus. + */ +#define OMAP1510_LB_OFFSET UL(0x30000000) + +/* + * OMAP-1510 specific Local Bus clock on/off + */ +static int omap_1510_local_bus_power(int on) +{ + if (on) { + omap_writel((1 << 1) | (1 << 0), OMAP1510_LB_MMU_CTL); + udelay(200); + } else { + omap_writel(0, OMAP1510_LB_MMU_CTL); + } + + return 0; +} + +/* + * OMAP-1510 specific Local Bus initialization + * NOTE: This assumes 32MB memory size in OMAP1510LB_MEMSIZE. + * See also arch/mach-omap/memory.h for __virt_to_dma() and + * __dma_to_virt() which need to match with the physical + * Local Bus address below. + */ +static int omap_1510_local_bus_init(void) +{ + unsigned int tlb; + unsigned long lbaddr, physaddr; + + omap_writel((omap_readl(OMAP1510_LB_CLOCK_DIV) & 0xfffffff8) | 0x4, + OMAP1510_LB_CLOCK_DIV); + + /* Configure the Local Bus MMU table */ + for (tlb = 0; tlb < OMAP1510_LB_MEMSIZE; tlb++) { + lbaddr = tlb * 0x00100000 + OMAP1510_LB_OFFSET; + physaddr = tlb * 0x00100000 + PHYS_OFFSET; + omap_writel((lbaddr & 0x0fffffff) >> 22, OMAP1510_LB_MMU_CAM_H); + omap_writel(((lbaddr & 0x003ffc00) >> 6) | 0xc, + OMAP1510_LB_MMU_CAM_L); + omap_writel(physaddr >> 16, OMAP1510_LB_MMU_RAM_H); + omap_writel((physaddr & 0x0000fc00) | 0x300, OMAP1510_LB_MMU_RAM_L); + omap_writel(tlb << 4, OMAP1510_LB_MMU_LCK); + omap_writel(0x1, OMAP1510_LB_MMU_LD_TLB); + } + + /* Enable the walking table */ + omap_writel(omap_readl(OMAP1510_LB_MMU_CTL) | (1 << 3), OMAP1510_LB_MMU_CTL); + udelay(200); + + return 0; +} + +static void omap_1510_local_bus_reset(void) +{ + omap_1510_local_bus_power(1); + omap_1510_local_bus_init(); +} /* ULPD_DPLL_CTRL */ #define DPLL_IOB (1 << 13) @@ -596,17 +644,19 @@ static void __init omap_1510_usb_init(struct omap_usb_config *config) } #endif -#if IS_ENABLED(CONFIG_USB_OHCI_HCD) - if (config->register_host) { + if (IS_ENABLED(CONFIG_USB_OHCI_HCD) && config->register_host) { int status; ohci_device.dev.platform_data = config; + dma_direct_set_offset(&ohci_device.dev, PHYS_OFFSET, + OMAP1510_LB_OFFSET, (u64)-1); status = platform_device_register(&ohci_device); if (status) pr_debug("can't register OHCI device, %d\n", status); /* hcd explicitly gates 48MHz */ + + config->lb_reset = omap_1510_local_bus_reset; } -#endif } #else @@ -628,7 +678,7 @@ void __init omap1_usb_init(struct omap_usb_config *_pdata) ohci_device_init(pdata); otg_device_init(pdata); - if (cpu_is_omap7xx() || cpu_is_omap16xx()) + if (cpu_is_omap16xx()) omap_otg_init(pdata); else if (cpu_is_omap15xx()) omap_1510_usb_init(pdata); diff --git a/arch/arm/mach-omap1/usb.h b/arch/arm/mach-omap1/usb.h new file mode 100644 index 000000000000..08c9344c46e3 --- /dev/null +++ b/arch/arm/mach-omap1/usb.h @@ -0,0 +1,25 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * fixme correct answer depends on hmc_mode, + * as does (on omap1) any nonzero value for config->otg port number + */ +#include <linux/platform_data/usb-omap1.h> +#include <linux/soc/ti/omap1-usb.h> + +#if IS_ENABLED(CONFIG_USB_OMAP) +#define is_usb0_device(config) 1 +#else +#define is_usb0_device(config) 0 +#endif + +#if IS_ENABLED(CONFIG_USB_SUPPORT) +void omap1_usb_init(struct omap_usb_config *pdata); +#else +static inline void omap1_usb_init(struct omap_usb_config *pdata) +{ +} +#endif + +#define OMAP1_OHCI_BASE 0xfffba000 +#define OMAP2_OHCI_BASE 0x4805e000 +#define OMAP_OHCI_BASE OMAP1_OHCI_BASE |