diff options
Diffstat (limited to 'arch/arm/mach-imx/mach-pcm037.c')
| -rw-r--r-- | arch/arm/mach-imx/mach-pcm037.c | 585 |
1 files changed, 0 insertions, 585 deletions
diff --git a/arch/arm/mach-imx/mach-pcm037.c b/arch/arm/mach-imx/mach-pcm037.c deleted file mode 100644 index c7d23e9d4f8b..000000000000 --- a/arch/arm/mach-imx/mach-pcm037.c +++ /dev/null @@ -1,585 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-or-later -/* - * Copyright (C) 2008 Sascha Hauer, Pengutronix - */ - -#include <linux/types.h> -#include <linux/init.h> -#include <linux/dma-mapping.h> -#include <linux/platform_device.h> -#include <linux/mtd/physmap.h> -#include <linux/mtd/plat-ram.h> -#include <linux/memory.h> -#include <linux/gpio.h> -#include <linux/smsc911x.h> -#include <linux/interrupt.h> -#include <linux/i2c.h> -#include <linux/property.h> -#include <linux/delay.h> -#include <linux/spi/spi.h> -#include <linux/irq.h> -#include <linux/can/platform/sja1000.h> -#include <linux/usb/otg.h> -#include <linux/usb/ulpi.h> -#include <linux/gfp.h> -#include <linux/regulator/machine.h> -#include <linux/regulator/fixed.h> - -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/time.h> -#include <asm/mach/map.h> - -#include "common.h" -#include "devices-imx31.h" -#include "ehci.h" -#include "hardware.h" -#include "iomux-mx3.h" -#include "pcm037.h" -#include "ulpi.h" - -static enum pcm037_board_variant pcm037_instance = PCM037_PCM970; - -static int __init pcm037_variant_setup(char *str) -{ - if (!strcmp("eet", str)) - pcm037_instance = PCM037_EET; - else if (strcmp("pcm970", str)) - pr_warn("Unknown pcm037 baseboard variant %s\n", str); - - return 1; -} - -/* Supported values: "pcm970" (default) and "eet" */ -__setup("pcm037_variant=", pcm037_variant_setup); - -enum pcm037_board_variant pcm037_variant(void) -{ - return pcm037_instance; -} - -/* UART1 with RTS/CTS handshake signals */ -static unsigned int pcm037_uart1_handshake_pins[] = { - MX31_PIN_CTS1__CTS1, - MX31_PIN_RTS1__RTS1, - MX31_PIN_TXD1__TXD1, - MX31_PIN_RXD1__RXD1, -}; - -/* UART1 without RTS/CTS handshake signals */ -static unsigned int pcm037_uart1_pins[] = { - MX31_PIN_TXD1__TXD1, - MX31_PIN_RXD1__RXD1, -}; - -static unsigned int pcm037_pins[] = { - /* I2C */ - MX31_PIN_CSPI2_MOSI__SCL, - MX31_PIN_CSPI2_MISO__SDA, - MX31_PIN_CSPI2_SS2__I2C3_SDA, - MX31_PIN_CSPI2_SCLK__I2C3_SCL, - /* SDHC1 */ - MX31_PIN_SD1_DATA3__SD1_DATA3, - MX31_PIN_SD1_DATA2__SD1_DATA2, - MX31_PIN_SD1_DATA1__SD1_DATA1, - MX31_PIN_SD1_DATA0__SD1_DATA0, - MX31_PIN_SD1_CLK__SD1_CLK, - MX31_PIN_SD1_CMD__SD1_CMD, - IOMUX_MODE(MX31_PIN_SCK6, IOMUX_CONFIG_GPIO), /* card detect */ - IOMUX_MODE(MX31_PIN_SFS6, IOMUX_CONFIG_GPIO), /* write protect */ - /* SPI1 */ - MX31_PIN_CSPI1_MOSI__MOSI, - MX31_PIN_CSPI1_MISO__MISO, - MX31_PIN_CSPI1_SCLK__SCLK, - MX31_PIN_CSPI1_SPI_RDY__SPI_RDY, - MX31_PIN_CSPI1_SS0__SS0, - MX31_PIN_CSPI1_SS1__SS1, - MX31_PIN_CSPI1_SS2__SS2, - /* UART2 */ - MX31_PIN_TXD2__TXD2, - MX31_PIN_RXD2__RXD2, - MX31_PIN_CTS2__CTS2, - MX31_PIN_RTS2__RTS2, - /* UART3 */ - MX31_PIN_CSPI3_MOSI__RXD3, - MX31_PIN_CSPI3_MISO__TXD3, - MX31_PIN_CSPI3_SCLK__RTS3, - MX31_PIN_CSPI3_SPI_RDY__CTS3, - /* LAN9217 irq pin */ - IOMUX_MODE(MX31_PIN_GPIO3_1, IOMUX_CONFIG_GPIO), - /* Onewire */ - MX31_PIN_BATT_LINE__OWIRE, - /* Framebuffer */ - MX31_PIN_LD0__LD0, - MX31_PIN_LD1__LD1, - MX31_PIN_LD2__LD2, - MX31_PIN_LD3__LD3, - MX31_PIN_LD4__LD4, - MX31_PIN_LD5__LD5, - MX31_PIN_LD6__LD6, - MX31_PIN_LD7__LD7, - MX31_PIN_LD8__LD8, - MX31_PIN_LD9__LD9, - MX31_PIN_LD10__LD10, - MX31_PIN_LD11__LD11, - MX31_PIN_LD12__LD12, - MX31_PIN_LD13__LD13, - MX31_PIN_LD14__LD14, - MX31_PIN_LD15__LD15, - MX31_PIN_LD16__LD16, - MX31_PIN_LD17__LD17, - MX31_PIN_VSYNC3__VSYNC3, - MX31_PIN_HSYNC__HSYNC, - MX31_PIN_FPSHIFT__FPSHIFT, - MX31_PIN_DRDY0__DRDY0, - MX31_PIN_D3_REV__D3_REV, - MX31_PIN_CONTRAST__CONTRAST, - MX31_PIN_D3_SPL__D3_SPL, - MX31_PIN_D3_CLS__D3_CLS, - MX31_PIN_LCS0__GPIO3_23, - /* GPIO */ - IOMUX_MODE(MX31_PIN_ATA_DMACK, IOMUX_CONFIG_GPIO), - /* OTG */ - MX31_PIN_USBOTG_DATA0__USBOTG_DATA0, - MX31_PIN_USBOTG_DATA1__USBOTG_DATA1, - MX31_PIN_USBOTG_DATA2__USBOTG_DATA2, - MX31_PIN_USBOTG_DATA3__USBOTG_DATA3, - MX31_PIN_USBOTG_DATA4__USBOTG_DATA4, - MX31_PIN_USBOTG_DATA5__USBOTG_DATA5, - MX31_PIN_USBOTG_DATA6__USBOTG_DATA6, - MX31_PIN_USBOTG_DATA7__USBOTG_DATA7, - MX31_PIN_USBOTG_CLK__USBOTG_CLK, - MX31_PIN_USBOTG_DIR__USBOTG_DIR, - MX31_PIN_USBOTG_NXT__USBOTG_NXT, - MX31_PIN_USBOTG_STP__USBOTG_STP, - /* USB host 2 */ - IOMUX_MODE(MX31_PIN_USBH2_CLK, IOMUX_CONFIG_FUNC), - IOMUX_MODE(MX31_PIN_USBH2_DIR, IOMUX_CONFIG_FUNC), - IOMUX_MODE(MX31_PIN_USBH2_NXT, IOMUX_CONFIG_FUNC), - IOMUX_MODE(MX31_PIN_USBH2_STP, IOMUX_CONFIG_FUNC), - IOMUX_MODE(MX31_PIN_USBH2_DATA0, IOMUX_CONFIG_FUNC), - IOMUX_MODE(MX31_PIN_USBH2_DATA1, IOMUX_CONFIG_FUNC), - IOMUX_MODE(MX31_PIN_STXD3, IOMUX_CONFIG_FUNC), - IOMUX_MODE(MX31_PIN_SRXD3, IOMUX_CONFIG_FUNC), - IOMUX_MODE(MX31_PIN_SCK3, IOMUX_CONFIG_FUNC), - IOMUX_MODE(MX31_PIN_SFS3, IOMUX_CONFIG_FUNC), - IOMUX_MODE(MX31_PIN_STXD6, IOMUX_CONFIG_FUNC), - IOMUX_MODE(MX31_PIN_SRXD6, IOMUX_CONFIG_FUNC), -}; - -static struct physmap_flash_data pcm037_flash_data = { - .width = 2, -}; - -static struct resource pcm037_flash_resource = { - .start = 0xa0000000, - .end = 0xa1ffffff, - .flags = IORESOURCE_MEM, -}; - -static struct platform_device pcm037_flash = { - .name = "physmap-flash", - .id = 0, - .dev = { - .platform_data = &pcm037_flash_data, - }, - .resource = &pcm037_flash_resource, - .num_resources = 1, -}; - -static const struct imxuart_platform_data uart_pdata __initconst = { - .flags = IMXUART_HAVE_RTSCTS, -}; - -static struct resource smsc911x_resources[] = { - { - .start = MX31_CS1_BASE_ADDR + 0x300, - .end = MX31_CS1_BASE_ADDR + 0x300 + SZ_64K - 1, - .flags = IORESOURCE_MEM, - }, { - /* irq number is run-time assigned */ - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL, - }, -}; - -static struct smsc911x_platform_config smsc911x_info = { - .flags = SMSC911X_USE_32BIT | SMSC911X_FORCE_INTERNAL_PHY | - SMSC911X_SAVE_MAC_ADDRESS, - .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW, - .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN, - .phy_interface = PHY_INTERFACE_MODE_MII, -}; - -static struct platform_device pcm037_eth = { - .name = "smsc911x", - .id = -1, - .num_resources = ARRAY_SIZE(smsc911x_resources), - .resource = smsc911x_resources, - .dev = { - .platform_data = &smsc911x_info, - }, -}; - -static struct platdata_mtd_ram pcm038_sram_data = { - .bankwidth = 2, -}; - -static struct resource pcm038_sram_resource = { - .start = MX31_CS4_BASE_ADDR, - .end = MX31_CS4_BASE_ADDR + 512 * 1024 - 1, - .flags = IORESOURCE_MEM, -}; - -static struct platform_device pcm037_sram_device = { - .name = "mtd-ram", - .id = 0, - .dev = { - .platform_data = &pcm038_sram_data, - }, - .num_resources = 1, - .resource = &pcm038_sram_resource, -}; - -static const struct mxc_nand_platform_data -pcm037_nand_board_info __initconst = { - .width = 1, - .hw_ecc = 1, -}; - -static const struct imxi2c_platform_data pcm037_i2c1_data __initconst = { - .bitrate = 100000, -}; - -static const struct imxi2c_platform_data pcm037_i2c2_data __initconst = { - .bitrate = 20000, -}; - -static const struct property_entry board_eeprom_properties[] = { - PROPERTY_ENTRY_U32("pagesize", 32), - { } -}; - -static struct i2c_board_info pcm037_i2c_devices[] = { - { - I2C_BOARD_INFO("24c32", 0x52), /* E0=0, E1=1, E2=0 */ - .properties = board_eeprom_properties, - }, { - I2C_BOARD_INFO("pcf8563", 0x51), - } -}; - -/* Not connected by default */ -#ifdef PCM970_SDHC_RW_SWITCH -static int pcm970_sdhc1_get_ro(struct device *dev) -{ - return gpio_get_value(IOMUX_TO_GPIO(MX31_PIN_SFS6)); -} -#endif - -#define SDHC1_GPIO_WP IOMUX_TO_GPIO(MX31_PIN_SFS6) -#define SDHC1_GPIO_DET IOMUX_TO_GPIO(MX31_PIN_SCK6) - -static int pcm970_sdhc1_init(struct device *dev, irq_handler_t detect_irq, - void *data) -{ - int ret; - - ret = gpio_request(SDHC1_GPIO_DET, "sdhc-detect"); - if (ret) - return ret; - - gpio_direction_input(SDHC1_GPIO_DET); - -#ifdef PCM970_SDHC_RW_SWITCH - ret = gpio_request(SDHC1_GPIO_WP, "sdhc-wp"); - if (ret) - goto err_gpio_free; - gpio_direction_input(SDHC1_GPIO_WP); -#endif - - ret = request_irq(gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_SCK6)), detect_irq, - IRQF_TRIGGER_FALLING, "sdhc-detect", data); - if (ret) - goto err_gpio_free_2; - - return 0; - -err_gpio_free_2: -#ifdef PCM970_SDHC_RW_SWITCH - gpio_free(SDHC1_GPIO_WP); -err_gpio_free: -#endif - gpio_free(SDHC1_GPIO_DET); - - return ret; -} - -static void pcm970_sdhc1_exit(struct device *dev, void *data) -{ - free_irq(gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_SCK6)), data); - gpio_free(SDHC1_GPIO_DET); - gpio_free(SDHC1_GPIO_WP); -} - -static const struct imxmmc_platform_data sdhc_pdata __initconst = { -#ifdef PCM970_SDHC_RW_SWITCH - .get_ro = pcm970_sdhc1_get_ro, -#endif - .init = pcm970_sdhc1_init, - .exit = pcm970_sdhc1_exit, -}; - -static struct platform_device *devices[] __initdata = { - &pcm037_flash, - &pcm037_sram_device, -}; - -static const struct fb_videomode fb_modedb[] = { - { - /* 240x320 @ 60 Hz Sharp */ - .name = "Sharp-LQ035Q7DH06-QVGA", - .refresh = 60, - .xres = 240, - .yres = 320, - .pixclock = 185925, - .left_margin = 9, - .right_margin = 16, - .upper_margin = 7, - .lower_margin = 9, - .hsync_len = 1, - .vsync_len = 1, - .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_SHARP_MODE | - FB_SYNC_CLK_INVERT | FB_SYNC_CLK_IDLE_EN, - .vmode = FB_VMODE_NONINTERLACED, - .flag = 0, - }, { - /* 240x320 @ 60 Hz */ - .name = "TX090", - .refresh = 60, - .xres = 240, - .yres = 320, - .pixclock = 38255, - .left_margin = 144, - .right_margin = 0, - .upper_margin = 7, - .lower_margin = 40, - .hsync_len = 96, - .vsync_len = 1, - .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_OE_ACT_HIGH, - .vmode = FB_VMODE_NONINTERLACED, - .flag = 0, - }, { - /* 240x320 @ 60 Hz */ - .name = "CMEL-OLED", - .refresh = 60, - .xres = 240, - .yres = 320, - .pixclock = 185925, - .left_margin = 9, - .right_margin = 16, - .upper_margin = 7, - .lower_margin = 9, - .hsync_len = 1, - .vsync_len = 1, - .sync = FB_SYNC_OE_ACT_HIGH | FB_SYNC_CLK_INVERT, - .vmode = FB_VMODE_NONINTERLACED, - .flag = 0, - }, -}; - -static struct mx3fb_platform_data mx3fb_pdata = { - .name = "Sharp-LQ035Q7DH06-QVGA", - .mode = fb_modedb, - .num_modes = ARRAY_SIZE(fb_modedb), -}; - -static struct resource pcm970_sja1000_resources[] = { - { - .start = MX31_CS5_BASE_ADDR, - .end = MX31_CS5_BASE_ADDR + 0x100 - 1, - .flags = IORESOURCE_MEM, - }, { - /* irq number is run-time assigned */ - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE, - }, -}; - -static struct sja1000_platform_data pcm970_sja1000_platform_data = { - .osc_freq = 16000000, - .ocr = OCR_TX1_PULLDOWN | OCR_TX0_PUSHPULL, - .cdr = CDR_CBP, -}; - -static struct platform_device pcm970_sja1000 = { - .name = "sja1000_platform", - .dev = { - .platform_data = &pcm970_sja1000_platform_data, - }, - .resource = pcm970_sja1000_resources, - .num_resources = ARRAY_SIZE(pcm970_sja1000_resources), -}; - -static int pcm037_otg_init(struct platform_device *pdev) -{ - return mx31_initialize_usb_hw(pdev->id, MXC_EHCI_INTERFACE_DIFF_UNI); -} - -static struct mxc_usbh_platform_data otg_pdata __initdata = { - .init = pcm037_otg_init, - .portsc = MXC_EHCI_MODE_ULPI, -}; - -static int pcm037_usbh2_init(struct platform_device *pdev) -{ - return mx31_initialize_usb_hw(pdev->id, MXC_EHCI_INTERFACE_DIFF_UNI); -} - -static struct mxc_usbh_platform_data usbh2_pdata __initdata = { - .init = pcm037_usbh2_init, - .portsc = MXC_EHCI_MODE_ULPI, -}; - -static const struct fsl_usb2_platform_data otg_device_pdata __initconst = { - .operating_mode = FSL_USB2_DR_DEVICE, - .phy_mode = FSL_USB2_PHY_ULPI, -}; - -static bool otg_mode_host __initdata; - -static int __init pcm037_otg_mode(char *options) -{ - if (!strcmp(options, "host")) - otg_mode_host = true; - else if (!strcmp(options, "device")) - otg_mode_host = false; - else - pr_info("otg_mode neither \"host\" nor \"device\". " - "Defaulting to device\n"); - return 1; -} -__setup("otg_mode=", pcm037_otg_mode); - -static struct regulator_consumer_supply dummy_supplies[] = { - REGULATOR_SUPPLY("vdd33a", "smsc911x"), - REGULATOR_SUPPLY("vddvario", "smsc911x"), -}; - -/* - * Board specific initialization. - */ -static void __init pcm037_init(void) -{ - imx31_soc_init(); - - regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies)); - - mxc_iomux_set_gpr(MUX_PGP_UH2, 1); - - mxc_iomux_setup_multiple_pins(pcm037_pins, ARRAY_SIZE(pcm037_pins), - "pcm037"); - -#define H2_PAD_CFG (PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST | PAD_CTL_HYS_CMOS \ - | PAD_CTL_ODE_CMOS | PAD_CTL_100K_PU) - - mxc_iomux_set_pad(MX31_PIN_USBH2_CLK, H2_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBH2_DIR, H2_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBH2_NXT, H2_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBH2_STP, H2_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBH2_DATA0, H2_PAD_CFG); /* USBH2_DATA0 */ - mxc_iomux_set_pad(MX31_PIN_USBH2_DATA1, H2_PAD_CFG); /* USBH2_DATA1 */ - mxc_iomux_set_pad(MX31_PIN_SRXD6, H2_PAD_CFG); /* USBH2_DATA2 */ - mxc_iomux_set_pad(MX31_PIN_STXD6, H2_PAD_CFG); /* USBH2_DATA3 */ - mxc_iomux_set_pad(MX31_PIN_SFS3, H2_PAD_CFG); /* USBH2_DATA4 */ - mxc_iomux_set_pad(MX31_PIN_SCK3, H2_PAD_CFG); /* USBH2_DATA5 */ - mxc_iomux_set_pad(MX31_PIN_SRXD3, H2_PAD_CFG); /* USBH2_DATA6 */ - mxc_iomux_set_pad(MX31_PIN_STXD3, H2_PAD_CFG); /* USBH2_DATA7 */ - - if (pcm037_variant() == PCM037_EET) - mxc_iomux_setup_multiple_pins(pcm037_uart1_pins, - ARRAY_SIZE(pcm037_uart1_pins), "pcm037_uart1"); - else - mxc_iomux_setup_multiple_pins(pcm037_uart1_handshake_pins, - ARRAY_SIZE(pcm037_uart1_handshake_pins), - "pcm037_uart1"); - - platform_add_devices(devices, ARRAY_SIZE(devices)); - - imx31_add_imx2_wdt(); - imx31_add_imx_uart0(&uart_pdata); - /* XXX: should't this have .flags = 0 (i.e. no RTSCTS) on PCM037_EET? */ - imx31_add_imx_uart1(&uart_pdata); - imx31_add_imx_uart2(&uart_pdata); - - imx31_add_mxc_w1(); - - /* I2C adapters and devices */ - i2c_register_board_info(1, pcm037_i2c_devices, - ARRAY_SIZE(pcm037_i2c_devices)); - - imx31_add_imx_i2c1(&pcm037_i2c1_data); - imx31_add_imx_i2c2(&pcm037_i2c2_data); - - imx31_add_mxc_nand(&pcm037_nand_board_info); - imx31_add_ipu_core(); - imx31_add_mx3_sdc_fb(&mx3fb_pdata); - - if (otg_mode_host) { - otg_pdata.otg = imx_otg_ulpi_create(ULPI_OTG_DRVVBUS | - ULPI_OTG_DRVVBUS_EXT); - if (otg_pdata.otg) - imx31_add_mxc_ehci_otg(&otg_pdata); - } - - usbh2_pdata.otg = imx_otg_ulpi_create(ULPI_OTG_DRVVBUS | - ULPI_OTG_DRVVBUS_EXT); - if (usbh2_pdata.otg) - imx31_add_mxc_ehci_hs(2, &usbh2_pdata); - - if (!otg_mode_host) - imx31_add_fsl_usb2_udc(&otg_device_pdata); -} - -static void __init pcm037_timer_init(void) -{ - mx31_clocks_init(26000000); -} - -static void __init pcm037_init_late(void) -{ - int ret; - - /* LAN9217 IRQ pin */ - ret = gpio_request(IOMUX_TO_GPIO(MX31_PIN_GPIO3_1), "lan9217-irq"); - if (!ret) { - gpio_direction_input(IOMUX_TO_GPIO(MX31_PIN_GPIO3_1)); - smsc911x_resources[1].start = - gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_GPIO3_1)); - smsc911x_resources[1].end = - gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_GPIO3_1)); - platform_device_register(&pcm037_eth); - } else { - pr_warn("could not get LAN irq gpio\n"); - } - - imx31_add_mxc_mmc(0, &sdhc_pdata); - - pcm970_sja1000_resources[1].start = - gpio_to_irq(IOMUX_TO_GPIO(IOMUX_PIN(48, 105))); - pcm970_sja1000_resources[1].end = - gpio_to_irq(IOMUX_TO_GPIO(IOMUX_PIN(48, 105))); - platform_device_register(&pcm970_sja1000); - - pcm037_eet_init_devices(); -} - -MACHINE_START(PCM037, "Phytec Phycore pcm037") - /* Maintainer: Pengutronix */ - .atag_offset = 0x100, - .map_io = mx31_map_io, - .init_early = imx31_init_early, - .init_irq = mx31_init_irq, - .init_time = pcm037_timer_init, - .init_machine = pcm037_init, - .init_late = pcm037_init_late, - .restart = mxc_restart, -MACHINE_END |