diff options
Diffstat (limited to 'arch/arm/mach-pxa/em-x270.c')
| -rw-r--r-- | arch/arm/mach-pxa/em-x270.c | 967 |
1 files changed, 867 insertions, 100 deletions
diff --git a/arch/arm/mach-pxa/em-x270.c b/arch/arm/mach-pxa/em-x270.c index e5cc6ca63c7..6915a9f6b3a 100644 --- a/arch/arm/mach-pxa/em-x270.c +++ b/arch/arm/mach-pxa/em-x270.c @@ -11,40 +11,77 @@ #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/platform_data/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 <asm/arch/mfp-pxa27x.h> -#include <asm/arch/pxa-regs.h> -#include <asm/arch/pxa27x-udc.h> -#include <asm/arch/audio.h> -#include <asm/arch/pxafb.h> -#include <asm/arch/ohci.h> -#include <asm/arch/mmc.h> -#include <asm/arch/pxa27x_keypad.h> +#include <mach/pxa27x.h> +#include <mach/pxa27x-udc.h> +#include <mach/audio.h> +#include <linux/platform_data/video-pxafb.h> +#include <linux/platform_data/usb-ohci-pxa27x.h> +#include <linux/platform_data/mmc-pxamci.h> +#include <linux/platform_data/keypad-pxa27x.h> +#include <linux/platform_data/camera-pxa.h> #include "generic.h" +#include "devices.h" -/* GPIO IRQ usage */ -#define GPIO41_ETHIRQ (41) +/* EM-X270 specific GPIOs */ #define GPIO13_MMC_CD (13) -#define EM_X270_ETHIRQ IRQ_GPIO(GPIO41_ETHIRQ) -#define EM_X270_MMC_CD IRQ_GPIO(GPIO13_MMC_CD) - -/* NAND control GPIOs */ -#define GPIO11_NAND_CS (11) -#define GPIO56_NAND_RB (56) - -static unsigned long em_x270_pin_config[] = { +#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 PXA_GPIO_TO_IRQ(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, @@ -72,26 +109,7 @@ static unsigned long em_x270_pin_config[] = { GPIO111_MMC_DAT_3, /* LCD */ - GPIO58_LCD_LDD_0, - GPIO59_LCD_LDD_1, - GPIO60_LCD_LDD_2, - GPIO61_LCD_LDD_3, - GPIO62_LCD_LDD_4, - GPIO63_LCD_LDD_5, - GPIO64_LCD_LDD_6, - GPIO65_LCD_LDD_7, - GPIO66_LCD_LDD_8, - GPIO67_LCD_LDD_9, - GPIO68_LCD_LDD_10, - GPIO69_LCD_LDD_11, - GPIO70_LCD_LDD_12, - GPIO71_LCD_LDD_13, - GPIO72_LCD_LDD_14, - GPIO73_LCD_LDD_15, - GPIO74_LCD_FCLK, - GPIO75_LCD_LCLK, - GPIO76_LCD_PCLK, - GPIO77_LCD_BIAS, + GPIOxx_LCD_TFT_16BPP, /* QCI */ GPIO84_CIF_FV, @@ -136,8 +154,8 @@ static unsigned long em_x270_pin_config[] = { GPIO57_SSP1_TXD, /* SSP2 */ - GPIO19_SSP2_SCLK, - GPIO14_SSP2_SFRM, + GPIO19_GPIO, /* SSP2 clock is used as GPIO for Libertas pin-strap */ + GPIO14_GPIO, GPIO89_SSP2_TXD, GPIO88_SSP2_RXD, @@ -150,7 +168,7 @@ static unsigned long em_x270_pin_config[] = { GPIO18_RDY, /* GPIO */ - GPIO1_GPIO | WAKEUP_ON_EDGE_BOTH, + GPIO1_GPIO | WAKEUP_ON_EDGE_BOTH, /* sleep/resume button */ /* power controls */ GPIO20_GPIO | MFP_LPM_DRIVE_LOW, /* GPRS_PWEN */ @@ -158,13 +176,27 @@ static unsigned long em_x270_pin_config[] = { /* NAND controls */ GPIO11_GPIO | MFP_LPM_DRIVE_HIGH, /* NAND CE# */ - GPIO56_GPIO, /* NAND Ready/Busy */ /* interrupts */ - GPIO13_GPIO, /* MMC card detect */ 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] = { @@ -185,7 +217,7 @@ static struct resource em_x270_dm9000_resource[] = { }; static struct dm9000_plat_data em_x270_dm9000_platdata = { - .flags = DM9000_PLATF_32BITONLY, + .flags = DM9000_PLATF_NO_EEPROM, }; static struct platform_device em_x270_dm9000 = { @@ -200,6 +232,7 @@ static struct platform_device em_x270_dm9000 = { static void __init em_x270_init_dm9000(void) { + em_x270_dm9000_platdata.flags |= dm9000_flags; platform_device_register(&em_x270_dm9000); } #else @@ -289,7 +322,7 @@ static int em_x270_nand_device_ready(struct mtd_info *mtd) { dsb(); - return gpio_get_value(GPIO56_NAND_RB); + return gpio_get_value(nand_rb); } static struct mtd_partition em_x270_partition_info[] = { @@ -305,8 +338,6 @@ static struct mtd_partition em_x270_partition_info[] = { }, }; -static const char *em_x270_part_probes[] = { "cmdlinepart", NULL }; - struct platform_nand_data em_x270_nand_platdata = { .chip = { .nr_chips = 1, @@ -314,7 +345,6 @@ struct platform_nand_data em_x270_nand_platdata = { .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, @@ -354,14 +384,14 @@ static void __init em_x270_init_nand(void) gpio_direction_output(GPIO11_NAND_CS, 1); - err = gpio_request(GPIO56_NAND_RB, "NAND R/B"); + 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(GPIO56_NAND_RB); + gpio_direction_input(nand_rb); platform_device_register(&em_x270_nand); } @@ -369,13 +399,118 @@ static void __init em_x270_init_nand(void) 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); + err = regulator_enable(em_x270_usb_ldo); + if (err) + goto err_free_rst_gpio; + + gpio_set_value(usb_hub_reset, 0); + gpio_set_value(usb_hub_reset, 1); + regulator_disable(em_x270_usb_ldo); + err = regulator_enable(em_x270_usb_ldo); + if (err) + goto err_free_rst_gpio; + + gpio_set_value(usb_hub_reset, 0); + gpio_set_value(GPIO9_USB_VBUS_EN, 1); + + return 0; + +err_free_rst_gpio: + gpio_free(usb_hub_reset); +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) { - /* Set the Power Control Polarity Low */ - UHCHR = (UHCHR | UHCHR_PCPL) & - ~(UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSE); + 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; @@ -383,9 +518,24 @@ static int em_x270_ohci_init(struct device *dev) 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) @@ -398,109 +548,377 @@ static inline void em_x270_init_ohci(void) {} /* 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 = request_irq(EM_X270_MMC_CD, em_x270_detect_int, - IRQF_DISABLED | IRQF_TRIGGER_FALLING, + 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_TRIGGER_RISING | IRQF_TRIGGER_FALLING, "MMC card detect", data); if (err) { - printk(KERN_ERR "%s: can't request MMC card detect IRQ: %d\n", - __func__, err); - return 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) +static int em_x270_mci_setpower(struct device *dev, unsigned int vdd) { - /* - FIXME: current hardware implementation does not allow to - enable/disable MMC power. This will be fixed in next HW releases, - and we'll need to add implmentation here. - */ - return; + 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); + return regulator_enable(em_x270_sdio_ldo); + } else { + regulator_disable(em_x270_sdio_ldo); + } + return 0; } static void em_x270_mci_exit(struct device *dev, void *data) { - int irq = gpio_to_irq(GPIO13_MMC_CD); - free_irq(irq, 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 = { - .ocr_mask = MMC_VDD_28_29|MMC_VDD_29_30|MMC_VDD_30_31, - .init = em_x270_mci_init, - .setpower = em_x270_mci_setpower, - .exit = em_x270_mci_exit, + .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 480x640 */ +/* LCD */ #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) -static struct pxafb_mode_info em_x270_lcd_mode = { - .pixclock = 50000, - .bpp = 16, - .xres = 480, - .yres = 640, - .hsync_len = 8, - .vsync_len = 2, - .left_margin = 8, - .upper_margin = 0, - .right_margin = 24, - .lower_margin = 4, - .cmap_greyscale = 0, +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_mode, - .num_modes = 1, + .modes = em_x270_lcd_modes, + .num_modes = 2, .lcd_conn = LCD_COLOR_TFT_16BPP, }; + static void __init em_x270_init_lcd(void) { - set_pxa_fb_info(&em_x270_lcd); + pxa_set_fb_info(NULL, &em_x270_lcd); } #else static inline void em_x270_init_lcd(void) {} #endif -#if defined(CONFIG_SND_PXA2XX_AC97) || defined(CONFIG_SND_PXA2XX_AC97_MODULE) +#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 = PXA_GPIO_TO_IRQ(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(NULL); + 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_matrix_keys[] = { +static const 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_keypad_info = { +static struct matrix_keymap_data em_x270_matrix_keymap_data = { + .keymap = em_x270_module_matrix_keys, + .keymap_size = ARRAY_SIZE(em_x270_module_matrix_keys), +}; + +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_matrix_keys, - .matrix_key_map_size = ARRAY_SIZE(em_x270_matrix_keys), + .matrix_keymap_data = &em_x270_matrix_keymap_data, +}; + +static const 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), +}; + +static struct matrix_keymap_data em_x270_exeda_matrix_keymap_data = { + .keymap = em_x270_exeda_matrix_keys, + .keymap_size = ARRAY_SIZE(em_x270_exeda_matrix_keys), +}; + +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_keymap_data = &em_x270_exeda_matrix_keymap_data, }; static void __init em_x270_init_keypad(void) { - pxa_set_keypad_info(&em_x270_keypad_info); + 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) {} @@ -538,27 +956,376 @@ static void __init em_x270_init_gpio_keys(void) static inline void em_x270_init_gpio_keys(void) {} #endif -static void __init em_x270_init(void) +/* 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_name, _supply) \ + static struct regulator_consumer_supply _name##_consumers[] = { \ + REGULATOR_SUPPLY(_supply, _dev_name), \ + } + +REGULATOR_CONSUMER(ldo3, "reg-userspace-consumer.0", "vcc gps"); +REGULATOR_CONSUMER(ldo5, NULL, "vcc cam"); +REGULATOR_CONSUMER(ldo10, "pxa2xx-mci", "vcc sdio"); +REGULATOR_CONSUMER(ldo12, NULL, "vcc usb"); +REGULATOR_CONSUMER(ldo19, "reg-userspace-consumer.1", "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 = PXA_GPIO_TO_IRQ(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, - .phys_io = 0x40000000, - .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, - .map_io = pxa_map_io, + .atag_offset = 0x100, + .map_io = pxa27x_map_io, + .nr_irqs = PXA_NR_IRQS, + .init_irq = pxa27x_init_irq, + .handle_irq = pxa27x_handle_irq, + .init_time = pxa_timer_init, + .init_machine = em_x270_init, + .restart = pxa_restart, +MACHINE_END + +MACHINE_START(EXEDA, "Compulab eXeda") + .atag_offset = 0x100, + .map_io = pxa27x_map_io, + .nr_irqs = PXA_NR_IRQS, .init_irq = pxa27x_init_irq, - .timer = &pxa_timer, + .handle_irq = pxa27x_handle_irq, + .init_time = pxa_timer_init, .init_machine = em_x270_init, + .restart = pxa_restart, MACHINE_END |