/* * Support for Sharp SL-Cxx00 Series of PDAs * Models: SL-C3000 (Spitz), SL-C1000 (Akita) and SL-C3100 (Borzoi) * * Copyright (c) 2005 Richard Purdie * * Based on Sharp's 2.4 kernel patches/lubbock.c * * 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/kernel.h> #include <linux/platform_device.h> #include <linux/delay.h> #include <linux/gpio_keys.h> #include <linux/gpio.h> #include <linux/leds.h> #include <linux/i2c.h> #include <linux/i2c/pxa-i2c.h> #include <linux/i2c/pca953x.h> #include <linux/spi/spi.h> #include <linux/spi/ads7846.h> #include <linux/spi/corgi_lcd.h> #include <linux/spi/pxa2xx_spi.h> #include <linux/mtd/sharpsl.h> #include <linux/mtd/physmap.h> #include <linux/input/matrix_keypad.h> #include <linux/regulator/machine.h> #include <linux/io.h> #include <linux/module.h> #include <linux/reboot.h> #include <asm/setup.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/sharpsl_param.h> #include <asm/hardware/scoop.h> #include <mach/pxa27x.h> #include <mach/pxa27x-udc.h> #include <mach/reset.h> #include <linux/platform_data/irda-pxaficp.h> #include <linux/platform_data/mmc-pxamci.h> #include <linux/platform_data/usb-ohci-pxa27x.h> #include <linux/platform_data/video-pxafb.h> #include <mach/spitz.h> #include <mach/sharpsl_pm.h> #include <mach/smemc.h> #include "generic.h" #include "devices.h" /****************************************************************************** * Pin configuration ******************************************************************************/ static unsigned long spitz_pin_config[] __initdata = { /* Chip Selects */ GPIO78_nCS_2, /* SCOOP #2 */ GPIO79_nCS_3, /* NAND */ GPIO80_nCS_4, /* SCOOP #1 */ /* LCD - 16bpp Active TFT */ GPIOxx_LCD_TFT_16BPP, /* PC Card */ GPIO48_nPOE, GPIO49_nPWE, GPIO50_nPIOR, GPIO51_nPIOW, GPIO85_nPCE_1, GPIO54_nPCE_2, GPIO55_nPREG, GPIO56_nPWAIT, GPIO57_nIOIS16, GPIO104_PSKTSEL, /* I2S */ GPIO28_I2S_BITCLK_OUT, GPIO29_I2S_SDATA_IN, GPIO30_I2S_SDATA_OUT, GPIO31_I2S_SYNC, /* MMC */ GPIO32_MMC_CLK, GPIO112_MMC_CMD, GPIO92_MMC_DAT_0, GPIO109_MMC_DAT_1, GPIO110_MMC_DAT_2, GPIO111_MMC_DAT_3, /* GPIOs */ GPIO9_GPIO, /* SPITZ_GPIO_nSD_DETECT */ GPIO16_GPIO, /* SPITZ_GPIO_SYNC */ GPIO81_GPIO, /* SPITZ_GPIO_nSD_WP */ GPIO41_GPIO, /* SPITZ_GPIO_USB_CONNECT */ GPIO37_GPIO, /* SPITZ_GPIO_USB_HOST */ GPIO35_GPIO, /* SPITZ_GPIO_USB_DEVICE */ GPIO22_GPIO, /* SPITZ_GPIO_HSYNC */ GPIO94_GPIO, /* SPITZ_GPIO_CF_CD */ GPIO105_GPIO, /* SPITZ_GPIO_CF_IRQ */ GPIO106_GPIO, /* SPITZ_GPIO_CF2_IRQ */ /* GPIO matrix keypad */ GPIO88_GPIO, /* column 0 */ GPIO23_GPIO, /* column 1 */ GPIO24_GPIO, /* column 2 */ GPIO25_GPIO, /* column 3 */ GPIO26_GPIO, /* column 4 */ GPIO27_GPIO, /* column 5 */ GPIO52_GPIO, /* column 6 */ GPIO103_GPIO, /* column 7 */ GPIO107_GPIO, /* column 8 */ GPIO108_GPIO, /* column 9 */ GPIO114_GPIO, /* column 10 */ GPIO12_GPIO, /* row 0 */ GPIO17_GPIO, /* row 1 */ GPIO91_GPIO, /* row 2 */ GPIO34_GPIO, /* row 3 */ GPIO36_GPIO, /* row 4 */ GPIO38_GPIO, /* row 5 */ GPIO39_GPIO, /* row 6 */ /* I2C */ GPIO117_I2C_SCL, GPIO118_I2C_SDA, GPIO0_GPIO | WAKEUP_ON_EDGE_RISE, /* SPITZ_GPIO_KEY_INT */ GPIO1_GPIO | WAKEUP_ON_EDGE_FALL, /* SPITZ_GPIO_RESET */ }; /****************************************************************************** * Scoop GPIO expander ******************************************************************************/ #if defined(CONFIG_SHARP_SCOOP) || defined(CONFIG_SHARP_SCOOP_MODULE) /* SCOOP Device #1 */ static struct resource spitz_scoop_1_resources[] = { [0] = { .start = 0x10800000, .end = 0x10800fff, .flags = IORESOURCE_MEM, }, }; static struct scoop_config spitz_scoop_1_setup = { .io_dir = SPITZ_SCP_IO_DIR, .io_out = SPITZ_SCP_IO_OUT, .suspend_clr = SPITZ_SCP_SUS_CLR, .suspend_set = SPITZ_SCP_SUS_SET, .gpio_base = SPITZ_SCP_GPIO_BASE, }; struct platform_device spitz_scoop_1_device = { .name = "sharp-scoop", .id = 0, .dev = { .platform_data = &spitz_scoop_1_setup, }, .num_resources = ARRAY_SIZE(spitz_scoop_1_resources), .resource = spitz_scoop_1_resources, }; /* SCOOP Device #2 */ static struct resource spitz_scoop_2_resources[] = { [0] = { .start = 0x08800040, .end = 0x08800fff, .flags = IORESOURCE_MEM, }, }; static struct scoop_config spitz_scoop_2_setup = { .io_dir = SPITZ_SCP2_IO_DIR, .io_out = SPITZ_SCP2_IO_OUT, .suspend_clr = SPITZ_SCP2_SUS_CLR, .suspend_set = SPITZ_SCP2_SUS_SET, .gpio_base = SPITZ_SCP2_GPIO_BASE, }; struct platform_device spitz_scoop_2_device = { .name = "sharp-scoop", .id = 1, .dev = { .platform_data = &spitz_scoop_2_setup, }, .num_resources = ARRAY_SIZE(spitz_scoop_2_resources), .resource = spitz_scoop_2_resources, }; static void __init spitz_scoop_init(void) { platform_device_register(&spitz_scoop_1_device); /* Akita doesn't have the second SCOOP chip */ if (!machine_is_akita()) platform_device_register(&spitz_scoop_2_device); } /* Power control is shared with between one of the CF slots and SD */ static void spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr) { unsigned short cpr; unsigned long flags; if (new_cpr & 0x7) { gpio_set_value(SPITZ_GPIO_CF_POWER, 1); mdelay(5); } local_irq_save(flags); cpr = read_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR); if (enable & new_cpr) cpr |= new_cpr; else cpr &= ~enable; write_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR, cpr); local_irq_restore(flags); if (!(cpr & 0x7)) { mdelay(1); gpio_set_value(SPITZ_GPIO_CF_POWER, 0); } } #else static inline void spitz_scoop_init(void) {} static inline void spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr) {} #endif /****************************************************************************** * PCMCIA ******************************************************************************/ #if defined(CONFIG_PCMCIA_PXA2XX) || defined(CONFIG_PCMCIA_PXA2XX_MODULE) static void spitz_pcmcia_pwr(struct device *scoop, uint16_t cpr, int nr) { /* Only need to override behaviour for slot 0 */ if (nr == 0) spitz_card_pwr_ctrl( cpr & (SCOOP_CPR_CF_3V | SCOOP_CPR_CF_XV), cpr); else write_scoop_reg(scoop, SCOOP_CPR, cpr); } static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = { { .dev = &spitz_scoop_1_device.dev, .irq = SPITZ_IRQ_GPIO_CF_IRQ, .cd_irq = SPITZ_IRQ_GPIO_CF_CD, .cd_irq_str = "PCMCIA0 CD", }, { .dev = &spitz_scoop_2_device.dev, .irq = SPITZ_IRQ_GPIO_CF2_IRQ, .cd_irq = -1, }, }; static struct scoop_pcmcia_config spitz_pcmcia_config = { .devs = &spitz_pcmcia_scoop[0], .num_devs = 2, .power_ctrl = spitz_pcmcia_pwr, }; static void __init spitz_pcmcia_init(void) { /* Akita has only one PCMCIA slot used */ if (machine_is_akita()) spitz_pcmcia_config.num_devs = 1; platform_scoop_config = &spitz_pcmcia_config; } #else static inline void spitz_pcmcia_init(void) {} #endif /****************************************************************************** * GPIO keyboard ******************************************************************************/ #if defined(CONFIG_KEYBOARD_MATRIX) || defined(CONFIG_KEYBOARD_MATRIX_MODULE) #define SPITZ_KEY_CALENDAR KEY_F1 #define SPITZ_KEY_ADDRESS KEY_F2 #define SPITZ_KEY_FN KEY_F3 #define SPITZ_KEY_CANCEL KEY_F4 #define SPITZ_KEY_EXOK KEY_F5 #define SPITZ_KEY_EXCANCEL KEY_F6 #define SPITZ_KEY_EXJOGDOWN KEY_F7 #define SPITZ_KEY_EXJOGUP KEY_F8 #define SPITZ_KEY_JAP1 KEY_LEFTALT #define SPITZ_KEY_JAP2 KEY_RIGHTCTRL #define SPITZ_KEY_SYNC KEY_F9 #define SPITZ_KEY_MAIL KEY_F10 #define SPITZ_KEY_OK KEY_F11 #define SPITZ_KEY_MENU KEY_F12 static const uint32_t spitz_keymap[] = { KEY(0, 0, KEY_LEFTCTRL), KEY(0, 1, KEY_1), KEY(0, 2, KEY_3), KEY(0, 3, KEY_5), KEY(0, 4, KEY_6), KEY(0, 5, KEY_7), KEY(0, 6, KEY_9), KEY(0, 7, KEY_0), KEY(0, 8, KEY_BACKSPACE), KEY(0, 9, SPITZ_KEY_EXOK), /* EXOK */ KEY(0, 10, SPITZ_KEY_EXCANCEL), /* EXCANCEL */ KEY(1, 1, KEY_2), KEY(1, 2, KEY_4), KEY(1, 3, KEY_R), KEY(1, 4, KEY_Y), KEY(1, 5, KEY_8), KEY(1, 6, KEY_I), KEY(1, 7, KEY_O), KEY(1, 8, KEY_P), KEY(1, 9, SPITZ_KEY_EXJOGDOWN), /* EXJOGDOWN */ KEY(1, 10, SPITZ_KEY_EXJOGUP), /* EXJOGUP */ KEY(2, 0, KEY_TAB), KEY(2, 1, KEY_Q), KEY(2, 2, KEY_E), KEY(2, 3, KEY_T), KEY(2, 4, KEY_G), KEY(2, 5, KEY_U), KEY(2, 6, KEY_J), KEY(2, 7, KEY_K), KEY(3, 0, SPITZ_KEY_ADDRESS), /* ADDRESS */ KEY(3, 1, KEY_W), KEY(3, 2, KEY_S), KEY(3, 3, KEY_F), KEY(3, 4, KEY_V), KEY(3, 5, KEY_H), KEY(3, 6, KEY_M), KEY(3, 7, KEY_L), KEY(3, 9, KEY_RIGHTSHIFT), KEY(4, 0, SPITZ_KEY_CALENDAR), /* CALENDAR */ KEY(4, 1, KEY_A), KEY(4, 2, KEY_D), KEY(4, 3, KEY_C), KEY(4, 4, KEY_B), KEY(4, 5, KEY_N), KEY(4, 6, KEY_DOT), KEY(4, 8, KEY_ENTER), KEY(4, 9, KEY_LEFTSHIFT), KEY(5, 0, SPITZ_KEY_MAIL), /* MAIL */ KEY(5, 1, KEY_Z), KEY(5, 2, KEY_X), KEY(5, 3, KEY_MINUS), KEY(5, 4, KEY_SPACE), KEY(5, 5, KEY_COMMA), KEY(5, 7, KEY_UP), KEY(5, 10, SPITZ_KEY_FN), /* FN */ KEY(6, 0, KEY_SYSRQ), KEY(6, 1, SPITZ_KEY_JAP1), /* JAP1 */ KEY(6, 2, SPITZ_KEY_JAP2), /* JAP2 */ KEY(6, 3, SPITZ_KEY_CANCEL), /* CANCEL */ KEY(6, 4, SPITZ_KEY_OK), /* OK */ KEY(6, 5, SPITZ_KEY_MENU), /* MENU */ KEY(6, 6, KEY_LEFT), KEY(6, 7, KEY_DOWN), KEY(6, 8, KEY_RIGHT), }; static const struct matrix_keymap_data spitz_keymap_data = { .keymap = spitz_keymap, .keymap_size = ARRAY_SIZE(spitz_keymap), }; static const uint32_t spitz_row_gpios[] = { 12, 17, 91, 34, 36, 38, 39 }; static const uint32_t spitz_col_gpios[] = { 88, 23, 24, 25, 26, 27, 52, 103, 107, 108, 114 }; static struct matrix_keypad_platform_data spitz_mkp_pdata = { .keymap_data = &spitz_keymap_data, .row_gpios = spitz_row_gpios, .col_gpios = spitz_col_gpios, .num_row_gpios = ARRAY_SIZE(spitz_row_gpios), .num_col_gpios = ARRAY_SIZE(spitz_col_gpios), .col_scan_delay_us = 10, .debounce_ms = 10, .wakeup = 1, }; static struct platform_device spitz_mkp_device = { .name = "matrix-keypad", .id = -1, .dev = { .platform_data = &spitz_mkp_pdata, }, }; static void __init spitz_mkp_init(void) { platform_device_register(&spitz_mkp_device); } #else static inline void spitz_mkp_init(void) {} #endif /****************************************************************************** * GPIO keys ******************************************************************************/ #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) static struct gpio_keys_button spitz_gpio_keys[] = { { .type = EV_PWR, .code = KEY_SUSPEND, .gpio = SPITZ_GPIO_ON_KEY, .desc = "On Off", .wakeup = 1, }, /* Two buttons detecting the lid state */ { .type = EV_SW, .code = 0, .gpio = SPITZ_GPIO_SWA, .desc = "Display Down", }, { .type = EV_SW, .code = 1, .gpio = SPITZ_GPIO_SWB, .desc = "Lid Closed", }, }; static struct gpio_keys_platform_data spitz_gpio_keys_platform_data = { .buttons = spitz_gpio_keys, .nbuttons = ARRAY_SIZE(spitz_gpio_keys), }; static struct platform_device spitz_gpio_keys_device = { .name = "gpio-keys", .id = -1, .dev = { .platform_data = &spitz_gpio_keys_platform_data, }, }; static void __init spitz_keys_init(void) { platform_device_register(&spitz_gpio_keys_device); } #else static inline void spitz_keys_init(void) {} #endif /****************************************************************************** * LEDs ******************************************************************************/ #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE) static struct gpio_led spitz_gpio_leds[] = { { .name = "spitz:amber:charge", .default_trigger = "sharpsl-charge", .gpio = SPITZ_GPIO_LED_ORANGE, }, { .name = "spitz:green:hddactivity", .default_trigger = "ide-disk", .gpio = SPITZ_GPIO_LED_GREEN, }, }; static struct gpio_led_platform_data spitz_gpio_leds_info = { .leds = spitz_gpio_leds, .num_leds = ARRAY_SIZE(spitz_gpio_leds), }; static struct platform_device spitz_led_device = { .name = "leds-gpio", .id = -1, .dev = { .platform_data = &spitz_gpio_leds_info, }, }; static void __init spitz_leds_init(void) { platform_device_register(&spitz_led_device); } #else static inline void spitz_leds_init(void) {} #endif /****************************************************************************** * SSP Devices ******************************************************************************/ #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE) static void spitz_ads7846_wait_for_hsync(void) { while (gpio_get_value(SPITZ_GPIO_HSYNC)) cpu_relax(); while (!gpio_get_value(SPITZ_GPIO_HSYNC)) cpu_relax(); } static struct ads7846_platform_data spitz_ads7846_info = { .model = 7846, .vref_delay_usecs = 100, .x_plate_ohms = 419, .y_plate_ohms = 486, .pressure_max = 1024, .gpio_pendown = SPITZ_GPIO_TP_INT, .wait_for_sync = spitz_ads7846_wait_for_hsync, }; static struct pxa2xx_spi_chip spitz_ads7846_chip = { .gpio_cs = SPITZ_GPIO_ADS7846_CS, }; static void spitz_bl_kick_battery(void) { void (*kick_batt)(void); kick_batt = symbol_get(sharpsl_battery_kick); if (kick_batt) { kick_batt(); symbol_put(sharpsl_battery_kick); } } static struct corgi_lcd_platform_data spitz_lcdcon_info = { .init_mode = CORGI_LCD_MODE_VGA, .max_intensity = 0x2f, .default_intensity = 0x1f, .limit_mask = 0x0b, .gpio_backlight_cont = SPITZ_GPIO_BACKLIGHT_CONT, .gpio_backlight_on = SPITZ_GPIO_BACKLIGHT_ON, .kick_battery = spitz_bl_kick_battery, }; static struct pxa2xx_spi_chip spitz_lcdcon_chip = { .gpio_cs = SPITZ_GPIO_LCDCON_CS, }; static struct pxa2xx_spi_chip spitz_max1111_chip = { .gpio_cs = SPITZ_GPIO_MAX1111_CS, }; static struct spi_board_info spitz_spi_devices[] = { { .modalias = "ads7846", .max_speed_hz = 1200000, .bus_num = 2, .chip_select = 0, .platform_data = &spitz_ads7846_info, .controller_data = &spitz_ads7846_chip, .irq = PXA_GPIO_TO_IRQ(SPITZ_GPIO_TP_INT), }, { .modalias = "corgi-lcd", .max_speed_hz = 50000, .bus_num = 2, .chip_select = 1, .platform_data = &spitz_lcdcon_info, .controller_data = &spitz_lcdcon_chip, }, { .modalias = "max1111", .max_speed_hz = 450000, .bus_num = 2, .chip_select = 2, .controller_data = &spitz_max1111_chip, }, }; static struct pxa2xx_spi_master spitz_spi_info = { .num_chipselect = 3, }; static void __init spitz_spi_init(void) { struct corgi_lcd_platform_data *lcd_data = &spitz_lcdcon_info; if (machine_is_akita()) { lcd_data->gpio_backlight_cont = AKITA_GPIO_BACKLIGHT_CONT; lcd_data->gpio_backlight_on = AKITA_GPIO_BACKLIGHT_ON; } pxa2xx_set_spi_info(2, &spitz_spi_info); spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices)); } #else static inline void spitz_spi_init(void) {} #endif /****************************************************************************** * SD/MMC card controller ******************************************************************************/ #if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE) /* * NOTE: The card detect interrupt isn't debounced so we delay it by 250ms to * give the card a chance to fully insert/eject. */ static void spitz_mci_setpower(struct device *dev, unsigned int vdd) { struct pxamci_platform_data* p_d = dev->platform_data; if ((1 << vdd) & p_d->ocr_mask) spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, SCOOP_CPR_SD_3V); else spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, 0x0); } static struct pxamci_platform_data spitz_mci_platform_data = { .detect_delay_ms = 250, .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, .setpower = spitz_mci_setpower, .gpio_card_detect = SPITZ_GPIO_nSD_DETECT, .gpio_card_ro = SPITZ_GPIO_nSD_WP, .gpio_power = -1, }; static void __init spitz_mmc_init(void) { pxa_set_mci_info(&spitz_mci_platform_data); } #else static inline void spitz_mmc_init(void) {} #endif /****************************************************************************** * USB Host ******************************************************************************/ #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) static int spitz_ohci_init(struct device *dev) { int err; err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST"); if (err) return err; /* Only Port 2 is connected, setup USB Port 2 Output Control Register */ UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE; return gpio_direction_output(SPITZ_GPIO_USB_HOST, 1); } static void spitz_ohci_exit(struct device *dev) { gpio_free(SPITZ_GPIO_USB_HOST); } static struct pxaohci_platform_data spitz_ohci_platform_data = { .port_mode = PMM_NPS_MODE, .init = spitz_ohci_init, .exit = spitz_ohci_exit, .flags = ENABLE_PORT_ALL | NO_OC_PROTECTION, .power_budget = 150, }; static void __init spitz_uhc_init(void) { pxa_set_ohci_info(&spitz_ohci_platform_data); } #else static inline void spitz_uhc_init(void) {} #endif /****************************************************************************** * IrDA ******************************************************************************/ #if defined(CONFIG_PXA_FICP) || defined(CONFIG_PXA_FICP_MODULE) static struct pxaficp_platform_data spitz_ficp_platform_data = { .transceiver_cap = IR_SIRMODE | IR_OFF, }; static void __init spitz_irda_init(void) { if (machine_is_akita()) spitz_ficp_platform_data.gpio_pwdown = AKITA_GPIO_IR_ON; else spitz_ficp_platform_data.gpio_pwdown = SPITZ_GPIO_IR_ON; pxa_set_ficp_info(&spitz_ficp_platform_data); } #else static inline void spitz_irda_init(void) {} #endif /****************************************************************************** * Framebuffer ******************************************************************************/ #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) static struct pxafb_mode_info spitz_pxafb_modes[] = { { .pixclock = 19231, .xres = 480, .yres = 640, .bpp = 16, .hsync_len = 40, .left_margin = 46, .right_margin = 125, .vsync_len = 3, .upper_margin = 1, .lower_margin = 0, .sync = 0, }, { .pixclock = 134617, .xres = 240, .yres = 320, .bpp = 16, .hsync_len = 20, .left_margin = 20, .right_margin = 46, .vsync_len = 2, .upper_margin = 1, .lower_margin = 0, .sync = 0, }, }; static struct pxafb_mach_info spitz_pxafb_info = { .modes = spitz_pxafb_modes, .num_modes = ARRAY_SIZE(spitz_pxafb_modes), .fixed_modes = 1, .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_ALTERNATE_MAPPING, }; static void __init spitz_lcd_init(void) { pxa_set_fb_info(NULL, &spitz_pxafb_info); } #else static inline void spitz_lcd_init(void) {} #endif /****************************************************************************** * NAND Flash ******************************************************************************/ #if defined(CONFIG_MTD_NAND_SHARPSL) || defined(CONFIG_MTD_NAND_SHARPSL_MODULE) static struct mtd_partition spitz_nand_partitions[] = { { .name = "System Area", .offset = 0, .size = 7 * 1024 * 1024, }, { .name = "Root Filesystem", .offset = 7 * 1024 * 1024, }, { .name = "Home Filesystem", .offset = MTDPART_OFS_APPEND, .size = MTDPART_SIZ_FULL, }, }; static uint8_t scan_ff_pattern[] = { 0xff, 0xff }; static struct nand_bbt_descr spitz_nand_bbt = { .options = 0, .offs = 4, .len = 2, .pattern = scan_ff_pattern }; static struct nand_ecclayout akita_oobinfo = { .oobfree = { {0x08, 0x09} }, .eccbytes = 24, .eccpos = { 0x05, 0x01, 0x02, 0x03, 0x06, 0x07, 0x15, 0x11, 0x12, 0x13, 0x16, 0x17, 0x25, 0x21, 0x22, 0x23, 0x26, 0x27, 0x35, 0x31, 0x32, 0x33, 0x36, 0x37, }, }; static struct sharpsl_nand_platform_data spitz_nand_pdata = { .badblock_pattern = &spitz_nand_bbt, .partitions = spitz_nand_partitions, .nr_partitions = ARRAY_SIZE(spitz_nand_partitions), }; static struct resource spitz_nand_resources[] = { { .start = PXA_CS3_PHYS, .end = PXA_CS3_PHYS + SZ_4K - 1, .flags = IORESOURCE_MEM, }, }; static struct platform_device spitz_nand_device = { .name = "sharpsl-nand", .id = -1, .resource = spitz_nand_resources, .num_resources = ARRAY_SIZE(spitz_nand_resources), .dev = { .platform_data = &spitz_nand_pdata, } }; static void __init spitz_nand_init(void) { if (machine_is_spitz()) { spitz_nand_partitions[1].size = 5 * 1024 * 1024; } else if (machine_is_akita()) { spitz_nand_partitions[1].size = 58 * 1024 * 1024; spitz_nand_bbt.len = 1; spitz_nand_pdata.ecc_layout = &akita_oobinfo; } else if (machine_is_borzoi()) { spitz_nand_partitions[1].size = 32 * 1024 * 1024; spitz_nand_bbt.len = 1; spitz_nand_pdata.ecc_layout = &akita_oobinfo; } platform_device_register(&spitz_nand_device); } #else static inline void spitz_nand_init(void) {} #endif /****************************************************************************** * NOR Flash ******************************************************************************/ #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE) static struct mtd_partition spitz_rom_parts[] = { { .name ="Boot PROM Filesystem", .offset = 0x00140000, .size = MTDPART_SIZ_FULL, }, }; static struct physmap_flash_data spitz_rom_data = { .width = 2, .nr_parts = ARRAY_SIZE(spitz_rom_parts), .parts = spitz_rom_parts, }; static struct resource spitz_rom_resources[] = { { .start = PXA_CS0_PHYS, .end = PXA_CS0_PHYS + SZ_8M - 1, .flags = IORESOURCE_MEM, }, }; static struct platform_device spitz_rom_device = { .name = "physmap-flash", .id = -1, .resource = spitz_rom_resources, .num_resources = ARRAY_SIZE(spitz_rom_resources), .dev = { .platform_data = &spitz_rom_data, }, }; static void __init spitz_nor_init(void) { platform_device_register(&spitz_rom_device); } #else static inline void spitz_nor_init(void) {} #endif /****************************************************************************** * I2C devices ******************************************************************************/ #if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE) static struct pca953x_platform_data akita_pca953x_pdata = { .gpio_base = AKITA_IOEXP_GPIO_BASE, }; static struct i2c_board_info spitz_i2c_devs[] = { { .type = "wm8750", .addr = 0x1b, }, { .type = "max7310", .addr = 0x18, .platform_data = &akita_pca953x_pdata, }, }; static struct regulator_consumer_supply isl6271a_consumers[] = { REGULATOR_SUPPLY("vcc_core", NULL), }; static struct regulator_init_data isl6271a_info[] = { { .constraints = { .name = "vcc_core range", .min_uV = 850000, .max_uV = 1600000, .always_on = 1, .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE, }, .consumer_supplies = isl6271a_consumers, .num_consumer_supplies = ARRAY_SIZE(isl6271a_consumers), } }; static struct i2c_board_info spitz_pi2c_devs[] = { { .type = "isl6271a", .addr = 0x0c, .platform_data = &isl6271a_info, }, }; static void __init spitz_i2c_init(void) { int size = ARRAY_SIZE(spitz_i2c_devs); /* Only Akita has the max7310 chip */ if (!machine_is_akita()) size--; pxa_set_i2c_info(NULL); pxa27x_set_i2c_power_info(NULL); i2c_register_board_info(0, spitz_i2c_devs, size); i2c_register_board_info(1, ARRAY_AND_SIZE(spitz_pi2c_devs)); } #else static inline void spitz_i2c_init(void) {} #endif /****************************************************************************** * Machine init ******************************************************************************/ static void spitz_poweroff(void) { pxa_restart(REBOOT_GPIO, NULL); } static void spitz_restart(enum reboot_mode mode, const char *cmd) { uint32_t msc0 = __raw_readl(MSC0); /* Bootloader magic for a reboot */ if ((msc0 & 0xffff0000) == 0x7ff00000) __raw_writel((msc0 & 0xffff) | 0x7ee00000, MSC0); spitz_poweroff(); } static void __init spitz_init(void) { init_gpio_reset(SPITZ_GPIO_ON_RESET, 1, 0); pm_power_off = spitz_poweroff; PMCR = 0x00; /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */ PCFR |= PCFR_OPDE; pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config)); pxa_set_ffuart_info(NULL); pxa_set_btuart_info(NULL); pxa_set_stuart_info(NULL); spitz_spi_init(); spitz_scoop_init(); spitz_mkp_init(); spitz_keys_init(); spitz_leds_init(); spitz_mmc_init(); spitz_pcmcia_init(); spitz_irda_init(); spitz_uhc_init(); spitz_lcd_init(); spitz_nor_init(); spitz_nand_init(); spitz_i2c_init(); } static void __init spitz_fixup(struct tag *tags, char **cmdline, struct meminfo *mi) { sharpsl_save_param(); mi->nr_banks = 1; mi->bank[0].start = 0xa0000000; mi->bank[0].size = (64*1024*1024); } #ifdef CONFIG_MACH_SPITZ MACHINE_START(SPITZ, "SHARP Spitz") .fixup = spitz_fixup, .map_io = pxa27x_map_io, .nr_irqs = PXA_NR_IRQS, .init_irq = pxa27x_init_irq, .handle_irq = pxa27x_handle_irq, .init_machine = spitz_init, .init_time = pxa_timer_init, .restart = spitz_restart, MACHINE_END #endif #ifdef CONFIG_MACH_BORZOI MACHINE_START(BORZOI, "SHARP Borzoi") .fixup = spitz_fixup, .map_io = pxa27x_map_io, .nr_irqs = PXA_NR_IRQS, .init_irq = pxa27x_init_irq, .handle_irq = pxa27x_handle_irq, .init_machine = spitz_init, .init_time = pxa_timer_init, .restart = spitz_restart, MACHINE_END #endif #ifdef CONFIG_MACH_AKITA MACHINE_START(AKITA, "SHARP Akita") .fixup = spitz_fixup, .map_io = pxa27x_map_io, .nr_irqs = PXA_NR_IRQS, .init_irq = pxa27x_init_irq, .handle_irq = pxa27x_handle_irq, .init_machine = spitz_init, .init_time = pxa_timer_init, .restart = spitz_restart, MACHINE_END #endif