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-rw-r--r--arch/arm/mach-pxa/lubbock.c649
1 files changed, 0 insertions, 649 deletions
diff --git a/arch/arm/mach-pxa/lubbock.c b/arch/arm/mach-pxa/lubbock.c
deleted file mode 100644
index 4f0944f3b262..000000000000
--- a/arch/arm/mach-pxa/lubbock.c
+++ /dev/null
@@ -1,649 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * linux/arch/arm/mach-pxa/lubbock.c
- *
- * Support for the Intel DBPXA250 Development Platform.
- *
- * Author: Nicolas Pitre
- * Created: Jun 15, 2001
- * Copyright: MontaVista Software Inc.
- */
-#include <linux/clkdev.h>
-#include <linux/gpio.h>
-#include <linux/gpio/gpio-reg.h>
-#include <linux/gpio/machine.h>
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/io.h>
-#include <linux/platform_device.h>
-#include <linux/syscore_ops.h>
-#include <linux/major.h>
-#include <linux/fb.h>
-#include <linux/interrupt.h>
-#include <linux/mtd/mtd.h>
-#include <linux/mtd/partitions.h>
-#include <linux/smc91x.h>
-#include <linux/slab.h>
-#include <linux/leds.h>
-
-#include <linux/spi/spi.h>
-#include <linux/spi/ads7846.h>
-#include <linux/spi/pxa2xx_spi.h>
-
-#include <asm/setup.h>
-#include <asm/memory.h>
-#include <asm/mach-types.h>
-#include <asm/irq.h>
-#include <linux/sizes.h>
-
-#include <asm/mach/arch.h>
-#include <asm/mach/map.h>
-#include <asm/mach/irq.h>
-#include <asm/mach/flash.h>
-
-#include <asm/hardware/sa1111.h>
-
-#include "pxa25x.h"
-#include <linux/platform_data/asoc-pxa.h>
-#include "lubbock.h"
-#include "udc.h"
-#include <linux/platform_data/irda-pxaficp.h>
-#include <linux/platform_data/video-pxafb.h>
-#include <linux/platform_data/mmc-pxamci.h>
-#include "pm.h"
-#include "smemc.h"
-
-#include "generic.h"
-#include "devices.h"
-
-static unsigned long lubbock_pin_config[] __initdata = {
- GPIO15_nCS_1, /* CS1 - Flash */
- GPIO78_nCS_2, /* CS2 - Baseboard FGPA */
- GPIO79_nCS_3, /* CS3 - SMC ethernet */
- GPIO80_nCS_4, /* CS4 - SA1111 */
-
- /* SSP data pins */
- GPIO23_SSP1_SCLK,
- GPIO25_SSP1_TXD,
- GPIO26_SSP1_RXD,
-
- /* AC97 */
- GPIO28_AC97_BITCLK,
- GPIO29_AC97_SDATA_IN_0,
- GPIO30_AC97_SDATA_OUT,
- GPIO31_AC97_SYNC,
-
- /* LCD - 16bpp DSTN */
- GPIOxx_LCD_DSTN_16BPP,
-
- /* BTUART */
- GPIO42_BTUART_RXD,
- GPIO43_BTUART_TXD,
- GPIO44_BTUART_CTS,
- GPIO45_BTUART_RTS,
-
- /* PC Card */
- GPIO48_nPOE,
- GPIO49_nPWE,
- GPIO50_nPIOR,
- GPIO51_nPIOW,
- GPIO52_nPCE_1,
- GPIO53_nPCE_2,
- GPIO54_nPSKTSEL,
- GPIO55_nPREG,
- GPIO56_nPWAIT,
- GPIO57_nIOIS16,
-
- /* MMC */
- GPIO6_MMC_CLK,
- GPIO8_MMC_CS0,
-
- /* SA1111 chip */
- GPIO11_3_6MHz,
-
- /* wakeup */
- GPIO1_GPIO | WAKEUP_ON_EDGE_RISE,
-};
-
-#define LUB_HEXLED __LUB_REG(LUBBOCK_FPGA_PHYS + 0x010)
-
-void lubbock_set_hexled(uint32_t value)
-{
- LUB_HEXLED = value;
-}
-
-static struct gpio_chip *lubbock_misc_wr_gc;
-
-static void lubbock_set_misc_wr(unsigned int mask, unsigned int set)
-{
- unsigned long m = mask, v = set;
- lubbock_misc_wr_gc->set_multiple(lubbock_misc_wr_gc, &m, &v);
-}
-
-static int lubbock_udc_is_connected(void)
-{
- return (LUB_MISC_RD & (1 << 9)) == 0;
-}
-
-static struct pxa2xx_udc_mach_info udc_info __initdata = {
- .udc_is_connected = lubbock_udc_is_connected,
- // no D+ pullup; lubbock can't connect/disconnect in software
-};
-
-static struct resource lubbock_udc_resources[] = {
- DEFINE_RES_MEM(0x40600000, 0x10000),
- DEFINE_RES_IRQ(IRQ_USB),
- DEFINE_RES_IRQ(LUBBOCK_USB_IRQ),
- DEFINE_RES_IRQ(LUBBOCK_USB_DISC_IRQ),
-};
-
-/* GPIOs for SA1111 PCMCIA */
-static struct gpiod_lookup_table sa1111_pcmcia_gpio_table = {
- .dev_id = "1800",
- .table = {
- { "sa1111", 0, "a0vpp", GPIO_ACTIVE_HIGH },
- { "sa1111", 1, "a1vpp", GPIO_ACTIVE_HIGH },
- { "sa1111", 2, "a0vcc", GPIO_ACTIVE_HIGH },
- { "sa1111", 3, "a1vcc", GPIO_ACTIVE_HIGH },
- { "lubbock", 14, "b0vcc", GPIO_ACTIVE_HIGH },
- { "lubbock", 15, "b1vcc", GPIO_ACTIVE_HIGH },
- { },
- },
-};
-
-static void lubbock_init_pcmcia(void)
-{
- struct clk *clk;
-
- gpiod_add_lookup_table(&sa1111_pcmcia_gpio_table);
-
- /* Add an alias for the SA1111 PCMCIA clock */
- clk = clk_get_sys("pxa2xx-pcmcia", NULL);
- if (!IS_ERR(clk)) {
- clkdev_create(clk, NULL, "1800");
- clk_put(clk);
- }
-}
-
-static struct resource sa1111_resources[] = {
- [0] = {
- .start = 0x10000000,
- .end = 0x10001fff,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = LUBBOCK_SA1111_IRQ,
- .end = LUBBOCK_SA1111_IRQ,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct sa1111_platform_data sa1111_info = {
- .irq_base = LUBBOCK_SA1111_IRQ_BASE,
- .disable_devs = SA1111_DEVID_SAC,
-};
-
-static struct platform_device sa1111_device = {
- .name = "sa1111",
- .id = -1,
- .num_resources = ARRAY_SIZE(sa1111_resources),
- .resource = sa1111_resources,
- .dev = {
- .platform_data = &sa1111_info,
- },
-};
-
-/* ADS7846 is connected through SSP ... and if your board has J5 populated,
- * you can select it to replace the ucb1400 by switching the touchscreen cable
- * (to J5) and poking board registers (as done below). Else it's only useful
- * for the temperature sensors.
- */
-static struct pxa2xx_spi_controller pxa_ssp_master_info = {
- .num_chipselect = 1,
-};
-
-static int lubbock_ads7846_pendown_state(void)
-{
- /* TS_BUSY is bit 8 in LUB_MISC_RD, but pendown is irq-only */
- return 0;
-}
-
-static struct ads7846_platform_data ads_info = {
- .model = 7846,
- .vref_delay_usecs = 100, /* internal, no cap */
- .get_pendown_state = lubbock_ads7846_pendown_state,
- // .x_plate_ohms = 500, /* GUESS! */
- // .y_plate_ohms = 500, /* GUESS! */
-};
-
-static struct gpiod_lookup_table ads7846_cs_gpios = {
- .dev_id = "ads7846",
- .table = {
- GPIO_LOOKUP("lubbock", 11, "cs", GPIO_ACTIVE_LOW),
- {}
- },
-};
-
-static struct pxa2xx_spi_chip ads_hw = {
- .tx_threshold = 1,
- .rx_threshold = 2,
-};
-
-static struct spi_board_info spi_board_info[] __initdata = { {
- .modalias = "ads7846",
- .platform_data = &ads_info,
- .controller_data = &ads_hw,
- .irq = LUBBOCK_BB_IRQ,
- .max_speed_hz = 120000 /* max sample rate at 3V */
- * 26 /* command + data + overhead */,
- .bus_num = 1,
- .chip_select = 0,
-},
-};
-
-static struct resource smc91x_resources[] = {
- [0] = {
- .name = "smc91x-regs",
- .start = 0x0c000c00,
- .end = 0x0c0fffff,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = LUBBOCK_ETH_IRQ,
- .end = LUBBOCK_ETH_IRQ,
- .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
- },
- [2] = {
- .name = "smc91x-attrib",
- .start = 0x0e000000,
- .end = 0x0e0fffff,
- .flags = IORESOURCE_MEM,
- },
-};
-
-static struct smc91x_platdata lubbock_smc91x_info = {
- .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT | SMC91X_IO_SHIFT_2,
-};
-
-static struct platform_device smc91x_device = {
- .name = "smc91x",
- .id = -1,
- .num_resources = ARRAY_SIZE(smc91x_resources),
- .resource = smc91x_resources,
- .dev = {
- .platform_data = &lubbock_smc91x_info,
- },
-};
-
-static struct resource flash_resources[] = {
- [0] = {
- .start = 0x00000000,
- .end = SZ_64M - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = 0x04000000,
- .end = 0x04000000 + SZ_64M - 1,
- .flags = IORESOURCE_MEM,
- },
-};
-
-static struct mtd_partition lubbock_partitions[] = {
- {
- .name = "Bootloader",
- .size = 0x00040000,
- .offset = 0,
- .mask_flags = MTD_WRITEABLE /* force read-only */
- },{
- .name = "Kernel",
- .size = 0x00100000,
- .offset = 0x00040000,
- },{
- .name = "Filesystem",
- .size = MTDPART_SIZ_FULL,
- .offset = 0x00140000
- }
-};
-
-static struct flash_platform_data lubbock_flash_data[2] = {
- {
- .map_name = "cfi_probe",
- .parts = lubbock_partitions,
- .nr_parts = ARRAY_SIZE(lubbock_partitions),
- }, {
- .map_name = "cfi_probe",
- .parts = NULL,
- .nr_parts = 0,
- }
-};
-
-static struct platform_device lubbock_flash_device[2] = {
- {
- .name = "pxa2xx-flash",
- .id = 0,
- .dev = {
- .platform_data = &lubbock_flash_data[0],
- },
- .resource = &flash_resources[0],
- .num_resources = 1,
- },
- {
- .name = "pxa2xx-flash",
- .id = 1,
- .dev = {
- .platform_data = &lubbock_flash_data[1],
- },
- .resource = &flash_resources[1],
- .num_resources = 1,
- },
-};
-
-static struct resource lubbock_cplds_resources[] = {
- [0] = {
- .start = LUBBOCK_FPGA_PHYS + 0xc0,
- .end = LUBBOCK_FPGA_PHYS + 0xe0 - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = PXA_GPIO_TO_IRQ(0),
- .end = PXA_GPIO_TO_IRQ(0),
- .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
- },
- [2] = {
- .start = LUBBOCK_IRQ(0),
- .end = LUBBOCK_IRQ(6),
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device lubbock_cplds_device = {
- .name = "pxa_cplds_irqs",
- .id = -1,
- .resource = &lubbock_cplds_resources[0],
- .num_resources = 3,
-};
-
-
-static struct platform_device *devices[] __initdata = {
- &sa1111_device,
- &smc91x_device,
- &lubbock_flash_device[0],
- &lubbock_flash_device[1],
- &lubbock_cplds_device,
-};
-
-static struct pxafb_mode_info sharp_lm8v31_mode = {
- .pixclock = 270000,
- .xres = 640,
- .yres = 480,
- .bpp = 16,
- .hsync_len = 1,
- .left_margin = 3,
- .right_margin = 3,
- .vsync_len = 1,
- .upper_margin = 0,
- .lower_margin = 0,
- .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
- .cmap_greyscale = 0,
-};
-
-static struct pxafb_mach_info sharp_lm8v31 = {
- .modes = &sharp_lm8v31_mode,
- .num_modes = 1,
- .cmap_inverse = 0,
- .cmap_static = 0,
- .lcd_conn = LCD_COLOR_DSTN_16BPP | LCD_PCLK_EDGE_FALL |
- LCD_AC_BIAS_FREQ(255),
-};
-
-#define MMC_POLL_RATE msecs_to_jiffies(1000)
-
-static irq_handler_t mmc_detect_int;
-static void *mmc_detect_int_data;
-static struct timer_list mmc_timer;
-
-static void lubbock_mmc_poll(struct timer_list *unused)
-{
- unsigned long flags;
-
- /* clear any previous irq state, then ... */
- local_irq_save(flags);
- LUB_IRQ_SET_CLR &= ~(1 << 0);
- local_irq_restore(flags);
-
- /* poll until mmc/sd card is removed */
- if (LUB_IRQ_SET_CLR & (1 << 0))
- mod_timer(&mmc_timer, jiffies + MMC_POLL_RATE);
- else {
- (void) mmc_detect_int(LUBBOCK_SD_IRQ, mmc_detect_int_data);
- enable_irq(LUBBOCK_SD_IRQ);
- }
-}
-
-static irqreturn_t lubbock_detect_int(int irq, void *data)
-{
- /* IRQ is level triggered; disable, and poll for removal */
- disable_irq(irq);
- mod_timer(&mmc_timer, jiffies + MMC_POLL_RATE);
-
- return mmc_detect_int(irq, data);
-}
-
-static int lubbock_mci_init(struct device *dev,
- irq_handler_t detect_int,
- void *data)
-{
- /* detect card insert/eject */
- mmc_detect_int = detect_int;
- mmc_detect_int_data = data;
- timer_setup(&mmc_timer, lubbock_mmc_poll, 0);
- return request_irq(LUBBOCK_SD_IRQ, lubbock_detect_int,
- 0, "lubbock-sd-detect", data);
-}
-
-static int lubbock_mci_get_ro(struct device *dev)
-{
- return (LUB_MISC_RD & (1 << 2)) != 0;
-}
-
-static void lubbock_mci_exit(struct device *dev, void *data)
-{
- free_irq(LUBBOCK_SD_IRQ, data);
- del_timer_sync(&mmc_timer);
-}
-
-static struct pxamci_platform_data lubbock_mci_platform_data = {
- .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
- .detect_delay_ms = 10,
- .init = lubbock_mci_init,
- .get_ro = lubbock_mci_get_ro,
- .exit = lubbock_mci_exit,
-};
-
-static void lubbock_irda_transceiver_mode(struct device *dev, int mode)
-{
- unsigned long flags;
-
- local_irq_save(flags);
- if (mode & IR_SIRMODE) {
- lubbock_set_misc_wr(BIT(4), 0);
- } else if (mode & IR_FIRMODE) {
- lubbock_set_misc_wr(BIT(4), BIT(4));
- }
- pxa2xx_transceiver_mode(dev, mode);
- local_irq_restore(flags);
-}
-
-static struct pxaficp_platform_data lubbock_ficp_platform_data = {
- .gpio_pwdown = -1,
- .transceiver_cap = IR_SIRMODE | IR_FIRMODE,
- .transceiver_mode = lubbock_irda_transceiver_mode,
-};
-
-static void __init lubbock_init(void)
-{
- int flashboot = (LUB_CONF_SWITCHES & 1);
-
- pxa2xx_mfp_config(ARRAY_AND_SIZE(lubbock_pin_config));
-
- lubbock_misc_wr_gc = gpio_reg_init(NULL, (void *)&LUB_MISC_WR,
- -1, 16, "lubbock", 0, LUB_MISC_WR,
- NULL, NULL, NULL);
- if (IS_ERR(lubbock_misc_wr_gc)) {
- pr_err("Lubbock: unable to register lubbock GPIOs: %ld\n",
- PTR_ERR(lubbock_misc_wr_gc));
- lubbock_misc_wr_gc = NULL;
- }
-
- pxa_set_ffuart_info(NULL);
- pxa_set_btuart_info(NULL);
- pxa_set_stuart_info(NULL);
-
- lubbock_init_pcmcia();
-
- clk_add_alias("SA1111_CLK", NULL, "GPIO11_CLK", NULL);
- /* lubbock has two extra IRQs */
- pxa25x_device_udc.resource = lubbock_udc_resources;
- pxa25x_device_udc.num_resources = ARRAY_SIZE(lubbock_udc_resources);
- pxa_set_udc_info(&udc_info);
- pxa_set_fb_info(NULL, &sharp_lm8v31);
- pxa_set_mci_info(&lubbock_mci_platform_data);
- pxa_set_ficp_info(&lubbock_ficp_platform_data);
- pxa_set_ac97_info(NULL);
-
- lubbock_flash_data[0].width = lubbock_flash_data[1].width =
- (__raw_readl(BOOT_DEF) & 1) ? 2 : 4;
- /* Compensate for the nROMBT switch which swaps the flash banks */
- printk(KERN_NOTICE "Lubbock configured to boot from %s (bank %d)\n",
- flashboot?"Flash":"ROM", flashboot);
-
- lubbock_flash_data[flashboot^1].name = "application-flash";
- lubbock_flash_data[flashboot].name = "boot-rom";
- (void) platform_add_devices(devices, ARRAY_SIZE(devices));
-
- gpiod_add_lookup_table(&ads7846_cs_gpios);
-
- pxa2xx_set_spi_info(1, &pxa_ssp_master_info);
- spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info));
-}
-
-static struct map_desc lubbock_io_desc[] __initdata = {
- { /* CPLD */
- .virtual = LUBBOCK_FPGA_VIRT,
- .pfn = __phys_to_pfn(LUBBOCK_FPGA_PHYS),
- .length = 0x00100000,
- .type = MT_DEVICE
- }
-};
-
-static void __init lubbock_map_io(void)
-{
- pxa25x_map_io();
- iotable_init(lubbock_io_desc, ARRAY_SIZE(lubbock_io_desc));
-
- PCFR |= PCFR_OPDE;
-}
-
-/*
- * Driver for the 8 discrete LEDs available for general use:
- * Note: bits [15-8] are used to enable/blank the 8 7 segment hex displays
- * so be sure to not monkey with them here.
- */
-
-#if defined(CONFIG_NEW_LEDS) && defined(CONFIG_LEDS_CLASS)
-struct lubbock_led {
- struct led_classdev cdev;
- u8 mask;
-};
-
-/*
- * The triggers lines up below will only be used if the
- * LED triggers are compiled in.
- */
-static const struct {
- const char *name;
- const char *trigger;
-} lubbock_leds[] = {
- { "lubbock:D28", "default-on", },
- { "lubbock:D27", "cpu0", },
- { "lubbock:D26", "heartbeat" },
- { "lubbock:D25", },
- { "lubbock:D24", },
- { "lubbock:D23", },
- { "lubbock:D22", },
- { "lubbock:D21", },
-};
-
-static void lubbock_led_set(struct led_classdev *cdev,
- enum led_brightness b)
-{
- struct lubbock_led *led = container_of(cdev,
- struct lubbock_led, cdev);
- u32 reg = LUB_DISC_BLNK_LED;
-
- if (b != LED_OFF)
- reg |= led->mask;
- else
- reg &= ~led->mask;
-
- LUB_DISC_BLNK_LED = reg;
-}
-
-static enum led_brightness lubbock_led_get(struct led_classdev *cdev)
-{
- struct lubbock_led *led = container_of(cdev,
- struct lubbock_led, cdev);
- u32 reg = LUB_DISC_BLNK_LED;
-
- return (reg & led->mask) ? LED_FULL : LED_OFF;
-}
-
-static int __init lubbock_leds_init(void)
-{
- int i;
-
- if (!machine_is_lubbock())
- return -ENODEV;
-
- /* All ON */
- LUB_DISC_BLNK_LED |= 0xff;
- for (i = 0; i < ARRAY_SIZE(lubbock_leds); i++) {
- struct lubbock_led *led;
-
- led = kzalloc(sizeof(*led), GFP_KERNEL);
- if (!led)
- break;
-
- led->cdev.name = lubbock_leds[i].name;
- led->cdev.brightness_set = lubbock_led_set;
- led->cdev.brightness_get = lubbock_led_get;
- led->cdev.default_trigger = lubbock_leds[i].trigger;
- led->mask = BIT(i);
-
- if (led_classdev_register(NULL, &led->cdev) < 0) {
- kfree(led);
- break;
- }
- }
-
- return 0;
-}
-
-/*
- * Since we may have triggers on any subsystem, defer registration
- * until after subsystem_init.
- */
-fs_initcall(lubbock_leds_init);
-#endif
-
-MACHINE_START(LUBBOCK, "Intel DBPXA250 Development Platform (aka Lubbock)")
- /* Maintainer: MontaVista Software Inc. */
- .map_io = lubbock_map_io,
- .nr_irqs = LUBBOCK_NR_IRQS,
- .init_irq = pxa25x_init_irq,
- .handle_irq = pxa25x_handle_irq,
- .init_time = pxa_timer_init,
- .init_machine = lubbock_init,
- .restart = pxa_restart,
-MACHINE_END