/* * Support for CompuLab EM-X270 platform * * Copyright (C) 2007, 2008 CompuLab, Ltd. * Author: Mike Rapoport <mike@compulab.co.il> * * 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. */ #include <linux/irq.h> #include <linux/platform_device.h> #include <linux/delay.h> #include <linux/dm9000.h> #include <linux/rtc-v3020.h> #include <linux/mtd/nand.h> #include <linux/mtd/partitions.h> #include <linux/mtd/physmap.h> #include <linux/input.h> #include <linux/gpio_keys.h> #include <linux/gpio.h> #include <linux/mfd/da903x.h> #include <linux/regulator/machine.h> #include <linux/spi/spi.h> #include <linux/spi/tdo24m.h> #include <linux/spi/libertas_spi.h> #include <linux/spi/pxa2xx_spi.h> #include <linux/power_supply.h> #include <linux/apm-emulation.h> #include <linux/i2c.h> #include <linux/i2c/pca953x.h> #include <linux/i2c/pxa-i2c.h> #include <linux/regulator/userspace-consumer.h> #include <media/soc_camera.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <mach/pxa27x.h> #include <mach/pxa27x-udc.h> #include <mach/audio.h> #include <mach/pxafb.h> #include <mach/ohci.h> #include <mach/mmc.h> #include <plat/pxa27x_keypad.h> #include <mach/camera.h> #include "generic.h" #include "devices.h" /* EM-X270 specific GPIOs */ #define GPIO13_MMC_CD (13) #define GPIO95_MMC_WP (95) #define GPIO56_NAND_RB (56) #define GPIO93_CAM_RESET (93) #define GPIO16_USB_HUB_RESET (16) /* eXeda specific GPIOs */ #define GPIO114_MMC_CD (114) #define GPIO20_NAND_RB (20) #define GPIO38_SD_PWEN (38) #define GPIO37_WLAN_RST (37) #define GPIO95_TOUCHPAD_INT (95) #define GPIO130_CAM_RESET (130) #define GPIO10_USB_HUB_RESET (10) /* common GPIOs */ #define GPIO11_NAND_CS (11) #define GPIO41_ETHIRQ (41) #define EM_X270_ETHIRQ IRQ_GPIO(GPIO41_ETHIRQ) #define GPIO115_WLAN_PWEN (115) #define GPIO19_WLAN_STRAP (19) #define GPIO9_USB_VBUS_EN (9) static int mmc_cd; static int nand_rb; static int dm9000_flags; static int cam_reset; static int usb_hub_reset; static unsigned long common_pin_config[] = { /* AC'97 */ GPIO28_AC97_BITCLK, GPIO29_AC97_SDATA_IN_0, GPIO30_AC97_SDATA_OUT, GPIO31_AC97_SYNC, GPIO98_AC97_SYSCLK, GPIO113_AC97_nRESET, /* BTUART */ GPIO42_BTUART_RXD, GPIO43_BTUART_TXD, GPIO44_BTUART_CTS, GPIO45_BTUART_RTS, /* STUART */ GPIO46_STUART_RXD, GPIO47_STUART_TXD, /* MCI controller */ GPIO32_MMC_CLK, GPIO112_MMC_CMD, GPIO92_MMC_DAT_0, GPIO109_MMC_DAT_1, GPIO110_MMC_DAT_2, GPIO111_MMC_DAT_3, /* LCD */ GPIOxx_LCD_TFT_16BPP, /* QCI */ GPIO84_CIF_FV, GPIO25_CIF_LV, GPIO53_CIF_MCLK, GPIO54_CIF_PCLK, GPIO81_CIF_DD_0, GPIO55_CIF_DD_1, GPIO51_CIF_DD_2, GPIO50_CIF_DD_3, GPIO52_CIF_DD_4, GPIO48_CIF_DD_5, GPIO17_CIF_DD_6, GPIO12_CIF_DD_7, /* I2C */ GPIO117_I2C_SCL, GPIO118_I2C_SDA, /* Keypad */ GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH, GPIO101_KP_MKIN_1 | WAKEUP_ON_LEVEL_HIGH, GPIO102_KP_MKIN_2 | WAKEUP_ON_LEVEL_HIGH, GPIO34_KP_MKIN_3 | WAKEUP_ON_LEVEL_HIGH, GPIO39_KP_MKIN_4 | WAKEUP_ON_LEVEL_HIGH, GPIO99_KP_MKIN_5 | WAKEUP_ON_LEVEL_HIGH, GPIO91_KP_MKIN_6 | WAKEUP_ON_LEVEL_HIGH, GPIO36_KP_MKIN_7 | WAKEUP_ON_LEVEL_HIGH, GPIO103_KP_MKOUT_0, GPIO104_KP_MKOUT_1, GPIO105_KP_MKOUT_2, GPIO106_KP_MKOUT_3, GPIO107_KP_MKOUT_4, GPIO108_KP_MKOUT_5, GPIO96_KP_MKOUT_6, GPIO22_KP_MKOUT_7, /* SSP1 */ GPIO26_SSP1_RXD, GPIO23_SSP1_SCLK, GPIO24_SSP1_SFRM, GPIO57_SSP1_TXD, /* SSP2 */ GPIO19_GPIO, /* SSP2 clock is used as GPIO for Libertas pin-strap */ GPIO14_GPIO, GPIO89_SSP2_TXD, GPIO88_SSP2_RXD, /* SDRAM and local bus */ GPIO15_nCS_1, GPIO78_nCS_2, GPIO79_nCS_3, GPIO80_nCS_4, GPIO49_nPWE, GPIO18_RDY, /* GPIO */ GPIO1_GPIO | WAKEUP_ON_EDGE_BOTH, /* sleep/resume button */ /* power controls */ GPIO20_GPIO | MFP_LPM_DRIVE_LOW, /* GPRS_PWEN */ GPIO115_GPIO | MFP_LPM_DRIVE_LOW, /* WLAN_PWEN */ /* NAND controls */ GPIO11_GPIO | MFP_LPM_DRIVE_HIGH, /* NAND CE# */ /* interrupts */ GPIO41_GPIO, /* DM9000 interrupt */ }; static unsigned long em_x270_pin_config[] = { GPIO13_GPIO, /* MMC card detect */ GPIO16_GPIO, /* USB hub reset */ GPIO56_GPIO, /* NAND Ready/Busy */ GPIO93_GPIO | MFP_LPM_DRIVE_LOW, /* Camera reset */ GPIO95_GPIO, /* MMC Write protect */ }; static unsigned long exeda_pin_config[] = { GPIO10_GPIO, /* USB hub reset */ GPIO20_GPIO, /* NAND Ready/Busy */ GPIO38_GPIO | MFP_LPM_DRIVE_LOW, /* SD slot power */ GPIO95_GPIO, /* touchpad IRQ */ GPIO114_GPIO, /* MMC card detect */ }; #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE) static struct resource em_x270_dm9000_resource[] = { [0] = { .start = PXA_CS2_PHYS, .end = PXA_CS2_PHYS + 3, .flags = IORESOURCE_MEM, }, [1] = { .start = PXA_CS2_PHYS + 8, .end = PXA_CS2_PHYS + 8 + 0x3f, .flags = IORESOURCE_MEM, }, [2] = { .start = EM_X270_ETHIRQ, .end = EM_X270_ETHIRQ, .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, } }; static struct dm9000_plat_data em_x270_dm9000_platdata = { .flags = DM9000_PLATF_NO_EEPROM, }; static struct platform_device em_x270_dm9000 = { .name = "dm9000", .id = 0, .num_resources = ARRAY_SIZE(em_x270_dm9000_resource), .resource = em_x270_dm9000_resource, .dev = { .platform_data = &em_x270_dm9000_platdata, } }; static void __init em_x270_init_dm9000(void) { em_x270_dm9000_platdata.flags |= dm9000_flags; platform_device_register(&em_x270_dm9000); } #else static inline void em_x270_init_dm9000(void) {} #endif /* V3020 RTC */ #if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE) static struct resource em_x270_v3020_resource[] = { [0] = { .start = PXA_CS4_PHYS, .end = PXA_CS4_PHYS + 3, .flags = IORESOURCE_MEM, }, }; static struct v3020_platform_data em_x270_v3020_platdata = { .leftshift = 0, }; static struct platform_device em_x270_rtc = { .name = "v3020", .num_resources = ARRAY_SIZE(em_x270_v3020_resource), .resource = em_x270_v3020_resource, .id = -1, .dev = { .platform_data = &em_x270_v3020_platdata, } }; static void __init em_x270_init_rtc(void) { platform_device_register(&em_x270_rtc); } #else static inline void em_x270_init_rtc(void) {} #endif /* NAND flash */ #if defined(CONFIG_MTD_NAND_PLATFORM) || defined(CONFIG_MTD_NAND_PLATFORM_MODULE) static inline void nand_cs_on(void) { gpio_set_value(GPIO11_NAND_CS, 0); } static void nand_cs_off(void) { dsb(); gpio_set_value(GPIO11_NAND_CS, 1); } /* hardware specific access to control-lines */ static void em_x270_nand_cmd_ctl(struct mtd_info *mtd, int dat, unsigned int ctrl) { struct nand_chip *this = mtd->priv; unsigned long nandaddr = (unsigned long)this->IO_ADDR_W; dsb(); if (ctrl & NAND_CTRL_CHANGE) { if (ctrl & NAND_ALE) nandaddr |= (1 << 3); else nandaddr &= ~(1 << 3); if (ctrl & NAND_CLE) nandaddr |= (1 << 2); else nandaddr &= ~(1 << 2); if (ctrl & NAND_NCE) nand_cs_on(); else nand_cs_off(); } dsb(); this->IO_ADDR_W = (void __iomem *)nandaddr; if (dat != NAND_CMD_NONE) writel(dat, this->IO_ADDR_W); dsb(); } /* read device ready pin */ static int em_x270_nand_device_ready(struct mtd_info *mtd) { dsb(); return gpio_get_value(nand_rb); } static struct mtd_partition em_x270_partition_info[] = { [0] = { .name = "em_x270-0", .offset = 0, .size = SZ_4M, }, [1] = { .name = "em_x270-1", .offset = MTDPART_OFS_APPEND, .size = MTDPART_SIZ_FULL }, }; static const char *em_x270_part_probes[] = { "cmdlinepart", NULL }; struct platform_nand_data em_x270_nand_platdata = { .chip = { .nr_chips = 1, .chip_offset = 0, .nr_partitions = ARRAY_SIZE(em_x270_partition_info), .partitions = em_x270_partition_info, .chip_delay = 20, .part_probe_types = em_x270_part_probes, }, .ctrl = { .hwcontrol = 0, .dev_ready = em_x270_nand_device_ready, .select_chip = 0, .cmd_ctrl = em_x270_nand_cmd_ctl, }, }; static struct resource em_x270_nand_resource[] = { [0] = { .start = PXA_CS1_PHYS, .end = PXA_CS1_PHYS + 12, .flags = IORESOURCE_MEM, }, }; static struct platform_device em_x270_nand = { .name = "gen_nand", .num_resources = ARRAY_SIZE(em_x270_nand_resource), .resource = em_x270_nand_resource, .id = -1, .dev = { .platform_data = &em_x270_nand_platdata, } }; static void __init em_x270_init_nand(void) { int err; err = gpio_request(GPIO11_NAND_CS, "NAND CS"); if (err) { pr_warning("EM-X270: failed to request NAND CS gpio\n"); return; } gpio_direction_output(GPIO11_NAND_CS, 1); err = gpio_request(nand_rb, "NAND R/B"); if (err) { pr_warning("EM-X270: failed to request NAND R/B gpio\n"); gpio_free(GPIO11_NAND_CS); return; } gpio_direction_input(nand_rb); platform_device_register(&em_x270_nand); } #else static inline void em_x270_init_nand(void) {} #endif #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE) static struct mtd_partition em_x270_nor_parts[] = { { .name = "Bootloader", .offset = 0x00000000, .size = 0x00050000, .mask_flags = MTD_WRITEABLE /* force read-only */ }, { .name = "Environment", .offset = 0x00050000, .size = 0x00010000, }, { .name = "Reserved", .offset = 0x00060000, .size = 0x00050000, .mask_flags = MTD_WRITEABLE /* force read-only */ }, { .name = "Splashscreen", .offset = 0x000b0000, .size = 0x00050000, } }; static struct physmap_flash_data em_x270_nor_data[] = { [0] = { .width = 2, .parts = em_x270_nor_parts, .nr_parts = ARRAY_SIZE(em_x270_nor_parts), }, }; static struct resource em_x270_nor_flash_resource = { .start = PXA_CS0_PHYS, .end = PXA_CS0_PHYS + SZ_1M - 1, .flags = IORESOURCE_MEM, }; static struct platform_device em_x270_physmap_flash = { .name = "physmap-flash", .id = 0, .num_resources = 1, .resource = &em_x270_nor_flash_resource, .dev = { .platform_data = &em_x270_nor_data, }, }; static void __init em_x270_init_nor(void) { platform_device_register(&em_x270_physmap_flash); } #else static inline void em_x270_init_nor(void) {} #endif /* PXA27x OHCI controller setup */ #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) static struct regulator *em_x270_usb_ldo; static int em_x270_usb_hub_init(void) { int err; em_x270_usb_ldo = regulator_get(NULL, "vcc usb"); if (IS_ERR(em_x270_usb_ldo)) return PTR_ERR(em_x270_usb_ldo); err = gpio_request(GPIO9_USB_VBUS_EN, "vbus en"); if (err) goto err_free_usb_ldo; err = gpio_request(usb_hub_reset, "hub rst"); if (err) goto err_free_vbus_gpio; /* USB Hub power-on and reset */ gpio_direction_output(usb_hub_reset, 1); gpio_direction_output(GPIO9_USB_VBUS_EN, 0); regulator_enable(em_x270_usb_ldo); gpio_set_value(usb_hub_reset, 0); gpio_set_value(usb_hub_reset, 1); regulator_disable(em_x270_usb_ldo); regulator_enable(em_x270_usb_ldo); gpio_set_value(usb_hub_reset, 0); gpio_set_value(GPIO9_USB_VBUS_EN, 1); return 0; err_free_vbus_gpio: gpio_free(GPIO9_USB_VBUS_EN); err_free_usb_ldo: regulator_put(em_x270_usb_ldo); return err; } static int em_x270_ohci_init(struct device *dev) { int err; /* we don't want to entirely disable USB if the HUB init failed */ err = em_x270_usb_hub_init(); if (err) pr_err("USB Hub initialization failed: %d\n", err); /* enable port 2 transiever */ UP2OCR = UP2OCR_HXS | UP2OCR_HXOE; return 0; } static void em_x270_ohci_exit(struct device *dev) { gpio_free(usb_hub_reset); gpio_free(GPIO9_USB_VBUS_EN); if (!IS_ERR(em_x270_usb_ldo)) { if (regulator_is_enabled(em_x270_usb_ldo)) regulator_disable(em_x270_usb_ldo); regulator_put(em_x270_usb_ldo); } } static struct pxaohci_platform_data em_x270_ohci_platform_data = { .port_mode = PMM_PERPORT_MODE, .flags = ENABLE_PORT1 | ENABLE_PORT2 | POWER_CONTROL_LOW, .init = em_x270_ohci_init, .exit = em_x270_ohci_exit, }; static void __init em_x270_init_ohci(void) { pxa_set_ohci_info(&em_x270_ohci_platform_data); } #else static inline void em_x270_init_ohci(void) {} #endif /* MCI controller setup */ #if defined(CONFIG_MMC) || defined(CONFIG_MMC_MODULE) static struct regulator *em_x270_sdio_ldo; static int em_x270_mci_init(struct device *dev, irq_handler_t em_x270_detect_int, void *data) { int err; em_x270_sdio_ldo = regulator_get(dev, "vcc sdio"); if (IS_ERR(em_x270_sdio_ldo)) { dev_err(dev, "can't request SDIO power supply: %ld\n", PTR_ERR(em_x270_sdio_ldo)); return PTR_ERR(em_x270_sdio_ldo); } err = request_irq(gpio_to_irq(mmc_cd), em_x270_detect_int, IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, "MMC card detect", data); if (err) { dev_err(dev, "can't request MMC card detect IRQ: %d\n", err); goto err_irq; } if (machine_is_em_x270()) { err = gpio_request(GPIO95_MMC_WP, "MMC WP"); if (err) { dev_err(dev, "can't request MMC write protect: %d\n", err); goto err_gpio_wp; } gpio_direction_input(GPIO95_MMC_WP); } else { err = gpio_request(GPIO38_SD_PWEN, "sdio power"); if (err) { dev_err(dev, "can't request MMC power control : %d\n", err); goto err_gpio_wp; } gpio_direction_output(GPIO38_SD_PWEN, 1); } return 0; err_gpio_wp: free_irq(gpio_to_irq(mmc_cd), data); err_irq: regulator_put(em_x270_sdio_ldo); return err; } static void em_x270_mci_setpower(struct device *dev, unsigned int vdd) { struct pxamci_platform_data* p_d = dev->platform_data; if ((1 << vdd) & p_d->ocr_mask) { int vdd_uV = (2000 + (vdd - __ffs(MMC_VDD_20_21)) * 100) * 1000; regulator_set_voltage(em_x270_sdio_ldo, vdd_uV, vdd_uV); regulator_enable(em_x270_sdio_ldo); } else { regulator_disable(em_x270_sdio_ldo); } } static void em_x270_mci_exit(struct device *dev, void *data) { free_irq(gpio_to_irq(mmc_cd), data); regulator_put(em_x270_sdio_ldo); if (machine_is_em_x270()) gpio_free(GPIO95_MMC_WP); else gpio_free(GPIO38_SD_PWEN); } static int em_x270_mci_get_ro(struct device *dev) { return gpio_get_value(GPIO95_MMC_WP); } static struct pxamci_platform_data em_x270_mci_platform_data = { .detect_delay_ms = 250, .ocr_mask = MMC_VDD_20_21|MMC_VDD_21_22|MMC_VDD_22_23| MMC_VDD_24_25|MMC_VDD_25_26|MMC_VDD_26_27| MMC_VDD_27_28|MMC_VDD_28_29|MMC_VDD_29_30| MMC_VDD_30_31|MMC_VDD_31_32, .init = em_x270_mci_init, .setpower = em_x270_mci_setpower, .exit = em_x270_mci_exit, .gpio_card_detect = -1, .gpio_card_ro = -1, .gpio_power = -1, }; static void __init em_x270_init_mmc(void) { if (machine_is_em_x270()) em_x270_mci_platform_data.get_ro = em_x270_mci_get_ro; pxa_set_mci_info(&em_x270_mci_platform_data); } #else static inline void em_x270_init_mmc(void) {} #endif /* LCD */ #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) static struct pxafb_mode_info em_x270_lcd_modes[] = { [0] = { .pixclock = 38250, .bpp = 16, .xres = 480, .yres = 640, .hsync_len = 8, .vsync_len = 2, .left_margin = 8, .upper_margin = 2, .right_margin = 24, .lower_margin = 4, .sync = 0, }, [1] = { .pixclock = 153800, .bpp = 16, .xres = 240, .yres = 320, .hsync_len = 8, .vsync_len = 2, .left_margin = 8, .upper_margin = 2, .right_margin = 88, .lower_margin = 2, .sync = 0, }, }; static struct pxafb_mach_info em_x270_lcd = { .modes = em_x270_lcd_modes, .num_modes = 2, .lcd_conn = LCD_COLOR_TFT_16BPP, }; static void __init em_x270_init_lcd(void) { pxa_set_fb_info(NULL, &em_x270_lcd); } #else static inline void em_x270_init_lcd(void) {} #endif #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE) static struct pxa2xx_spi_master em_x270_spi_info = { .num_chipselect = 1, }; static struct pxa2xx_spi_chip em_x270_tdo24m_chip = { .rx_threshold = 1, .tx_threshold = 1, .gpio_cs = -1, }; static struct tdo24m_platform_data em_x270_tdo24m_pdata = { .model = TDO35S, }; static struct pxa2xx_spi_master em_x270_spi_2_info = { .num_chipselect = 1, .enable_dma = 1, }; static struct pxa2xx_spi_chip em_x270_libertas_chip = { .rx_threshold = 1, .tx_threshold = 1, .timeout = 1000, .gpio_cs = 14, }; static unsigned long em_x270_libertas_pin_config[] = { /* SSP2 */ GPIO19_SSP2_SCLK, GPIO14_GPIO, GPIO89_SSP2_TXD, GPIO88_SSP2_RXD, }; static int em_x270_libertas_setup(struct spi_device *spi) { int err = gpio_request(GPIO115_WLAN_PWEN, "WLAN PWEN"); if (err) return err; err = gpio_request(GPIO19_WLAN_STRAP, "WLAN STRAP"); if (err) goto err_free_pwen; if (machine_is_exeda()) { err = gpio_request(GPIO37_WLAN_RST, "WLAN RST"); if (err) goto err_free_strap; gpio_direction_output(GPIO37_WLAN_RST, 1); msleep(100); } gpio_direction_output(GPIO19_WLAN_STRAP, 1); msleep(100); pxa2xx_mfp_config(ARRAY_AND_SIZE(em_x270_libertas_pin_config)); gpio_direction_output(GPIO115_WLAN_PWEN, 0); msleep(100); gpio_set_value(GPIO115_WLAN_PWEN, 1); msleep(100); spi->bits_per_word = 16; spi_setup(spi); return 0; err_free_strap: gpio_free(GPIO19_WLAN_STRAP); err_free_pwen: gpio_free(GPIO115_WLAN_PWEN); return err; } static int em_x270_libertas_teardown(struct spi_device *spi) { gpio_set_value(GPIO115_WLAN_PWEN, 0); gpio_free(GPIO115_WLAN_PWEN); gpio_free(GPIO19_WLAN_STRAP); if (machine_is_exeda()) { gpio_set_value(GPIO37_WLAN_RST, 0); gpio_free(GPIO37_WLAN_RST); } return 0; } struct libertas_spi_platform_data em_x270_libertas_pdata = { .use_dummy_writes = 1, .setup = em_x270_libertas_setup, .teardown = em_x270_libertas_teardown, }; static struct spi_board_info em_x270_spi_devices[] __initdata = { { .modalias = "tdo24m", .max_speed_hz = 1000000, .bus_num = 1, .chip_select = 0, .controller_data = &em_x270_tdo24m_chip, .platform_data = &em_x270_tdo24m_pdata, }, { .modalias = "libertas_spi", .max_speed_hz = 13000000, .bus_num = 2, .irq = IRQ_GPIO(116), .chip_select = 0, .controller_data = &em_x270_libertas_chip, .platform_data = &em_x270_libertas_pdata, }, }; static void __init em_x270_init_spi(void) { pxa2xx_set_spi_info(1, &em_x270_spi_info); pxa2xx_set_spi_info(2, &em_x270_spi_2_info); spi_register_board_info(ARRAY_AND_SIZE(em_x270_spi_devices)); } #else static inline void em_x270_init_spi(void) {} #endif #if defined(CONFIG_SND_PXA2XX_LIB_AC97) static pxa2xx_audio_ops_t em_x270_ac97_info = { .reset_gpio = 113, }; static void __init em_x270_init_ac97(void) { pxa_set_ac97_info(&em_x270_ac97_info); } #else static inline void em_x270_init_ac97(void) {} #endif #if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE) static unsigned int em_x270_module_matrix_keys[] = { KEY(0, 0, KEY_A), KEY(1, 0, KEY_UP), KEY(2, 1, KEY_B), KEY(0, 2, KEY_LEFT), KEY(1, 1, KEY_ENTER), KEY(2, 0, KEY_RIGHT), KEY(0, 1, KEY_C), KEY(1, 2, KEY_DOWN), KEY(2, 2, KEY_D), }; struct pxa27x_keypad_platform_data em_x270_module_keypad_info = { /* code map for the matrix keys */ .matrix_key_rows = 3, .matrix_key_cols = 3, .matrix_key_map = em_x270_module_matrix_keys, .matrix_key_map_size = ARRAY_SIZE(em_x270_module_matrix_keys), }; static unsigned int em_x270_exeda_matrix_keys[] = { KEY(0, 0, KEY_RIGHTSHIFT), KEY(0, 1, KEY_RIGHTCTRL), KEY(0, 2, KEY_RIGHTALT), KEY(0, 3, KEY_SPACE), KEY(0, 4, KEY_LEFTALT), KEY(0, 5, KEY_LEFTCTRL), KEY(0, 6, KEY_ENTER), KEY(0, 7, KEY_SLASH), KEY(1, 0, KEY_DOT), KEY(1, 1, KEY_M), KEY(1, 2, KEY_N), KEY(1, 3, KEY_B), KEY(1, 4, KEY_V), KEY(1, 5, KEY_C), KEY(1, 6, KEY_X), KEY(1, 7, KEY_Z), KEY(2, 0, KEY_LEFTSHIFT), KEY(2, 1, KEY_SEMICOLON), KEY(2, 2, KEY_L), KEY(2, 3, KEY_K), KEY(2, 4, KEY_J), KEY(2, 5, KEY_H), KEY(2, 6, KEY_G), KEY(2, 7, KEY_F), KEY(3, 0, KEY_D), KEY(3, 1, KEY_S), KEY(3, 2, KEY_A), KEY(3, 3, KEY_TAB), KEY(3, 4, KEY_BACKSPACE), KEY(3, 5, KEY_P), KEY(3, 6, KEY_O), KEY(3, 7, KEY_I), KEY(4, 0, KEY_U), KEY(4, 1, KEY_Y), KEY(4, 2, KEY_T), KEY(4, 3, KEY_R), KEY(4, 4, KEY_E), KEY(4, 5, KEY_W), KEY(4, 6, KEY_Q), KEY(4, 7, KEY_MINUS), KEY(5, 0, KEY_0), KEY(5, 1, KEY_9), KEY(5, 2, KEY_8), KEY(5, 3, KEY_7), KEY(5, 4, KEY_6), KEY(5, 5, KEY_5), KEY(5, 6, KEY_4), KEY(5, 7, KEY_3), KEY(6, 0, KEY_2), KEY(6, 1, KEY_1), KEY(6, 2, KEY_ENTER), KEY(6, 3, KEY_END), KEY(6, 4, KEY_DOWN), KEY(6, 5, KEY_UP), KEY(6, 6, KEY_MENU), KEY(6, 7, KEY_F1), KEY(7, 0, KEY_LEFT), KEY(7, 1, KEY_RIGHT), KEY(7, 2, KEY_BACK), KEY(7, 3, KEY_HOME), KEY(7, 4, 0), KEY(7, 5, 0), KEY(7, 6, 0), KEY(7, 7, 0), }; struct pxa27x_keypad_platform_data em_x270_exeda_keypad_info = { /* code map for the matrix keys */ .matrix_key_rows = 8, .matrix_key_cols = 8, .matrix_key_map = em_x270_exeda_matrix_keys, .matrix_key_map_size = ARRAY_SIZE(em_x270_exeda_matrix_keys), }; static void __init em_x270_init_keypad(void) { if (machine_is_em_x270()) pxa_set_keypad_info(&em_x270_module_keypad_info); else pxa_set_keypad_info(&em_x270_exeda_keypad_info); } #else static inline void em_x270_init_keypad(void) {} #endif #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) static struct gpio_keys_button gpio_keys_button[] = { [0] = { .desc = "sleep/wakeup", .code = KEY_SUSPEND, .type = EV_PWR, .gpio = 1, .wakeup = 1, }, }; static struct gpio_keys_platform_data em_x270_gpio_keys_data = { .buttons = gpio_keys_button, .nbuttons = 1, }; static struct platform_device em_x270_gpio_keys = { .name = "gpio-keys", .id = -1, .dev = { .platform_data = &em_x270_gpio_keys_data, }, }; static void __init em_x270_init_gpio_keys(void) { platform_device_register(&em_x270_gpio_keys); } #else static inline void em_x270_init_gpio_keys(void) {} #endif /* Quick Capture Interface and sensor setup */ #if defined(CONFIG_VIDEO_PXA27x) || defined(CONFIG_VIDEO_PXA27x_MODULE) static struct regulator *em_x270_camera_ldo; static int em_x270_sensor_init(void) { int ret; ret = gpio_request(cam_reset, "camera reset"); if (ret) return ret; gpio_direction_output(cam_reset, 0); em_x270_camera_ldo = regulator_get(NULL, "vcc cam"); if (em_x270_camera_ldo == NULL) { gpio_free(cam_reset); return -ENODEV; } ret = regulator_enable(em_x270_camera_ldo); if (ret) { regulator_put(em_x270_camera_ldo); gpio_free(cam_reset); return ret; } gpio_set_value(cam_reset, 1); return 0; } struct pxacamera_platform_data em_x270_camera_platform_data = { .flags = PXA_CAMERA_MASTER | PXA_CAMERA_DATAWIDTH_8 | PXA_CAMERA_PCLK_EN | PXA_CAMERA_MCLK_EN, .mclk_10khz = 2600, }; static int em_x270_sensor_power(struct device *dev, int on) { int ret; int is_on = regulator_is_enabled(em_x270_camera_ldo); if (on == is_on) return 0; gpio_set_value(cam_reset, !on); if (on) ret = regulator_enable(em_x270_camera_ldo); else ret = regulator_disable(em_x270_camera_ldo); if (ret) return ret; gpio_set_value(cam_reset, on); return 0; } static struct i2c_board_info em_x270_i2c_cam_info[] = { { I2C_BOARD_INFO("mt9m111", 0x48), }, }; static struct soc_camera_link iclink = { .bus_id = 0, .power = em_x270_sensor_power, .board_info = &em_x270_i2c_cam_info[0], .i2c_adapter_id = 0, }; static struct platform_device em_x270_camera = { .name = "soc-camera-pdrv", .id = -1, .dev = { .platform_data = &iclink, }, }; static void __init em_x270_init_camera(void) { if (em_x270_sensor_init() == 0) { pxa_set_camera_info(&em_x270_camera_platform_data); platform_device_register(&em_x270_camera); } } #else static inline void em_x270_init_camera(void) {} #endif static struct regulator_bulk_data em_x270_gps_consumer_supply = { .supply = "vcc gps", }; static struct regulator_userspace_consumer_data em_x270_gps_consumer_data = { .name = "vcc gps", .num_supplies = 1, .supplies = &em_x270_gps_consumer_supply, }; static struct platform_device em_x270_gps_userspace_consumer = { .name = "reg-userspace-consumer", .id = 0, .dev = { .platform_data = &em_x270_gps_consumer_data, }, }; static struct regulator_bulk_data em_x270_gprs_consumer_supply = { .supply = "vcc gprs", }; static struct regulator_userspace_consumer_data em_x270_gprs_consumer_data = { .name = "vcc gprs", .num_supplies = 1, .supplies = &em_x270_gprs_consumer_supply }; static struct platform_device em_x270_gprs_userspace_consumer = { .name = "reg-userspace-consumer", .id = 1, .dev = { .platform_data = &em_x270_gprs_consumer_data, } }; static struct platform_device *em_x270_userspace_consumers[] = { &em_x270_gps_userspace_consumer, &em_x270_gprs_userspace_consumer, }; static void __init em_x270_userspace_consumers_init(void) { platform_add_devices(ARRAY_AND_SIZE(em_x270_userspace_consumers)); } /* DA9030 related initializations */ #define REGULATOR_CONSUMER(_name, _dev, _supply) \ static struct regulator_consumer_supply _name##_consumers[] = { \ { \ .dev = _dev, \ .supply = _supply, \ }, \ } REGULATOR_CONSUMER(ldo3, &em_x270_gps_userspace_consumer.dev, "vcc gps"); REGULATOR_CONSUMER(ldo5, NULL, "vcc cam"); REGULATOR_CONSUMER(ldo10, &pxa_device_mci.dev, "vcc sdio"); REGULATOR_CONSUMER(ldo12, NULL, "vcc usb"); REGULATOR_CONSUMER(ldo19, &em_x270_gprs_userspace_consumer.dev, "vcc gprs"); REGULATOR_CONSUMER(buck2, NULL, "vcc_core"); #define REGULATOR_INIT(_ldo, _min_uV, _max_uV, _ops_mask) \ static struct regulator_init_data _ldo##_data = { \ .constraints = { \ .min_uV = _min_uV, \ .max_uV = _max_uV, \ .state_mem = { \ .enabled = 0, \ }, \ .valid_ops_mask = _ops_mask, \ .apply_uV = 1, \ }, \ .num_consumer_supplies = ARRAY_SIZE(_ldo##_consumers), \ .consumer_supplies = _ldo##_consumers, \ }; REGULATOR_INIT(ldo3, 3200000, 3200000, REGULATOR_CHANGE_STATUS); REGULATOR_INIT(ldo5, 3000000, 3000000, REGULATOR_CHANGE_STATUS); REGULATOR_INIT(ldo10, 2000000, 3200000, REGULATOR_CHANGE_STATUS | REGULATOR_CHANGE_VOLTAGE); REGULATOR_INIT(ldo12, 3000000, 3000000, REGULATOR_CHANGE_STATUS); REGULATOR_INIT(ldo19, 3200000, 3200000, REGULATOR_CHANGE_STATUS); REGULATOR_INIT(buck2, 1000000, 1650000, REGULATOR_CHANGE_VOLTAGE); struct led_info em_x270_led_info = { .name = "em-x270:orange", .default_trigger = "battery-charging-or-full", }; struct power_supply_info em_x270_psy_info = { .name = "battery", .technology = POWER_SUPPLY_TECHNOLOGY_LIPO, .voltage_max_design = 4200000, .voltage_min_design = 3000000, .use_for_apm = 1, }; static void em_x270_battery_low(void) { #if defined(CONFIG_APM_EMULATION) apm_queue_event(APM_LOW_BATTERY); #endif } static void em_x270_battery_critical(void) { #if defined(CONFIG_APM_EMULATION) apm_queue_event(APM_CRITICAL_SUSPEND); #endif } struct da9030_battery_info em_x270_batterty_info = { .battery_info = &em_x270_psy_info, .charge_milliamp = 1000, .charge_millivolt = 4200, .vbat_low = 3600, .vbat_crit = 3400, .vbat_charge_start = 4100, .vbat_charge_stop = 4200, .vbat_charge_restart = 4000, .vcharge_min = 3200, .vcharge_max = 5500, .tbat_low = 197, .tbat_high = 78, .tbat_restart = 100, .batmon_interval = 0, .battery_low = em_x270_battery_low, .battery_critical = em_x270_battery_critical, }; #define DA9030_SUBDEV(_name, _id, _pdata) \ { \ .name = "da903x-" #_name, \ .id = DA9030_ID_##_id, \ .platform_data = _pdata, \ } #define DA9030_LDO(num) DA9030_SUBDEV(regulator, LDO##num, &ldo##num##_data) struct da903x_subdev_info em_x270_da9030_subdevs[] = { DA9030_LDO(3), DA9030_LDO(5), DA9030_LDO(10), DA9030_LDO(12), DA9030_LDO(19), DA9030_SUBDEV(regulator, BUCK2, &buck2_data), DA9030_SUBDEV(led, LED_PC, &em_x270_led_info), DA9030_SUBDEV(backlight, WLED, &em_x270_led_info), DA9030_SUBDEV(battery, BAT, &em_x270_batterty_info), }; static struct da903x_platform_data em_x270_da9030_info = { .num_subdevs = ARRAY_SIZE(em_x270_da9030_subdevs), .subdevs = em_x270_da9030_subdevs, }; static struct i2c_board_info em_x270_i2c_pmic_info = { I2C_BOARD_INFO("da9030", 0x49), .irq = IRQ_GPIO(0), .platform_data = &em_x270_da9030_info, }; static struct i2c_pxa_platform_data em_x270_pwr_i2c_info = { .use_pio = 1, }; static void __init em_x270_init_da9030(void) { pxa27x_set_i2c_power_info(&em_x270_pwr_i2c_info); i2c_register_board_info(1, &em_x270_i2c_pmic_info, 1); } static struct pca953x_platform_data exeda_gpio_ext_pdata = { .gpio_base = 128, }; static struct i2c_board_info exeda_i2c_info[] = { { I2C_BOARD_INFO("pca9555", 0x21), .platform_data = &exeda_gpio_ext_pdata, }, }; static struct i2c_pxa_platform_data em_x270_i2c_info = { .fast_mode = 1, }; static void __init em_x270_init_i2c(void) { pxa_set_i2c_info(&em_x270_i2c_info); if (machine_is_exeda()) i2c_register_board_info(0, ARRAY_AND_SIZE(exeda_i2c_info)); } static void __init em_x270_module_init(void) { pxa2xx_mfp_config(ARRAY_AND_SIZE(em_x270_pin_config)); mmc_cd = GPIO13_MMC_CD; nand_rb = GPIO56_NAND_RB; dm9000_flags = DM9000_PLATF_32BITONLY; cam_reset = GPIO93_CAM_RESET; usb_hub_reset = GPIO16_USB_HUB_RESET; } static void __init em_x270_exeda_init(void) { pxa2xx_mfp_config(ARRAY_AND_SIZE(exeda_pin_config)); mmc_cd = GPIO114_MMC_CD; nand_rb = GPIO20_NAND_RB; dm9000_flags = DM9000_PLATF_16BITONLY; cam_reset = GPIO130_CAM_RESET; usb_hub_reset = GPIO10_USB_HUB_RESET; } static void __init em_x270_init(void) { pxa2xx_mfp_config(ARRAY_AND_SIZE(common_pin_config)); pxa_set_ffuart_info(NULL); pxa_set_btuart_info(NULL); pxa_set_stuart_info(NULL); #ifdef CONFIG_PM pxa27x_set_pwrmode(PWRMODE_DEEPSLEEP); #endif if (machine_is_em_x270()) em_x270_module_init(); else if (machine_is_exeda()) em_x270_exeda_init(); else panic("Unsupported machine: %d\n", machine_arch_type); em_x270_init_da9030(); em_x270_init_dm9000(); em_x270_init_rtc(); em_x270_init_nand(); em_x270_init_nor(); em_x270_init_lcd(); em_x270_init_mmc(); em_x270_init_ohci(); em_x270_init_keypad(); em_x270_init_gpio_keys(); em_x270_init_ac97(); em_x270_init_spi(); em_x270_init_i2c(); em_x270_init_camera(); em_x270_userspace_consumers_init(); } MACHINE_START(EM_X270, "Compulab EM-X270") .boot_params = 0xa0000100, .map_io = pxa27x_map_io, .init_irq = pxa27x_init_irq, .timer = &pxa_timer, .init_machine = em_x270_init, MACHINE_END MACHINE_START(EXEDA, "Compulab eXeda") .boot_params = 0xa0000100, .map_io = pxa27x_map_io, .init_irq = pxa27x_init_irq, .timer = &pxa_timer, .init_machine = em_x270_init, MACHINE_END