/* * Hardware definitions for PalmTX * * Author: Marek Vasut * * Based on work of: * Alex Osborne * Cristiano P. * Jan Herman <2hp@seznam.cz> * Michal Hrusecky * * 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. * * (find more info at www.hackndev.com) * */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "generic.h" #include "devices.h" /****************************************************************************** * Pin configuration ******************************************************************************/ static unsigned long palmtx_pin_config[] __initdata = { /* MMC */ GPIO32_MMC_CLK, GPIO92_MMC_DAT_0, GPIO109_MMC_DAT_1, GPIO110_MMC_DAT_2, GPIO111_MMC_DAT_3, GPIO112_MMC_CMD, GPIO14_GPIO, /* SD detect */ GPIO114_GPIO, /* SD power */ GPIO115_GPIO, /* SD r/o switch */ /* AC97 */ GPIO28_AC97_BITCLK, GPIO29_AC97_SDATA_IN_0, GPIO30_AC97_SDATA_OUT, GPIO31_AC97_SYNC, GPIO89_AC97_SYSCLK, GPIO95_AC97_nRESET, /* IrDA */ GPIO40_GPIO, /* ir disable */ GPIO46_FICP_RXD, GPIO47_FICP_TXD, /* PWM */ GPIO16_PWM0_OUT, /* USB */ GPIO13_GPIO, /* usb detect */ GPIO93_GPIO, /* usb power */ /* PCMCIA */ GPIO48_nPOE, GPIO49_nPWE, GPIO50_nPIOR, GPIO51_nPIOW, GPIO85_nPCE_1, GPIO54_nPCE_2, GPIO79_PSKTSEL, GPIO55_nPREG, GPIO56_nPWAIT, GPIO57_nIOIS16, GPIO94_GPIO, /* wifi power 1 */ GPIO108_GPIO, /* wifi power 2 */ GPIO116_GPIO, /* wifi ready */ /* MATRIX 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, GPIO97_KP_MKIN_3 | WAKEUP_ON_LEVEL_HIGH, GPIO103_KP_MKOUT_0, GPIO104_KP_MKOUT_1, GPIO105_KP_MKOUT_2, /* 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, /* FFUART */ GPIO34_FFUART_RXD, GPIO39_FFUART_TXD, /* NAND */ GPIO15_nCS_1, GPIO18_RDY, /* MISC. */ GPIO10_GPIO, /* hotsync button */ GPIO12_GPIO, /* power detect */ GPIO107_GPIO, /* earphone detect */ }; /****************************************************************************** * NOR Flash ******************************************************************************/ static struct mtd_partition palmtx_partitions[] = { { .name = "Flash", .offset = 0x00000000, .size = MTDPART_SIZ_FULL, .mask_flags = 0 } }; static struct physmap_flash_data palmtx_flash_data[] = { { .width = 2, /* bankwidth in bytes */ .parts = palmtx_partitions, .nr_parts = ARRAY_SIZE(palmtx_partitions) } }; static struct resource palmtx_flash_resource = { .start = PXA_CS0_PHYS, .end = PXA_CS0_PHYS + SZ_8M - 1, .flags = IORESOURCE_MEM, }; static struct platform_device palmtx_flash = { .name = "physmap-flash", .id = 0, .resource = &palmtx_flash_resource, .num_resources = 1, .dev = { .platform_data = palmtx_flash_data, }, }; /****************************************************************************** * SD/MMC card controller ******************************************************************************/ static struct pxamci_platform_data palmtx_mci_platform_data = { .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, .gpio_card_detect = GPIO_NR_PALMTX_SD_DETECT_N, .gpio_card_ro = GPIO_NR_PALMTX_SD_READONLY, .gpio_power = GPIO_NR_PALMTX_SD_POWER, .detect_delay = 20, }; /****************************************************************************** * GPIO keyboard ******************************************************************************/ static unsigned int palmtx_matrix_keys[] = { KEY(0, 0, KEY_POWER), KEY(0, 1, KEY_F1), KEY(0, 2, KEY_ENTER), KEY(1, 0, KEY_F2), KEY(1, 1, KEY_F3), KEY(1, 2, KEY_F4), KEY(2, 0, KEY_UP), KEY(2, 2, KEY_DOWN), KEY(3, 0, KEY_RIGHT), KEY(3, 2, KEY_LEFT), }; static struct pxa27x_keypad_platform_data palmtx_keypad_platform_data = { .matrix_key_rows = 4, .matrix_key_cols = 3, .matrix_key_map = palmtx_matrix_keys, .matrix_key_map_size = ARRAY_SIZE(palmtx_matrix_keys), .debounce_interval = 30, }; /****************************************************************************** * GPIO keys ******************************************************************************/ static struct gpio_keys_button palmtx_pxa_buttons[] = { {KEY_F8, GPIO_NR_PALMTX_HOTSYNC_BUTTON_N, 1, "HotSync Button" }, }; static struct gpio_keys_platform_data palmtx_pxa_keys_data = { .buttons = palmtx_pxa_buttons, .nbuttons = ARRAY_SIZE(palmtx_pxa_buttons), }; static struct platform_device palmtx_pxa_keys = { .name = "gpio-keys", .id = -1, .dev = { .platform_data = &palmtx_pxa_keys_data, }, }; /****************************************************************************** * Backlight ******************************************************************************/ static int palmtx_backlight_init(struct device *dev) { int ret; ret = gpio_request(GPIO_NR_PALMTX_BL_POWER, "BL POWER"); if (ret) goto err; ret = gpio_direction_output(GPIO_NR_PALMTX_BL_POWER, 0); if (ret) goto err2; ret = gpio_request(GPIO_NR_PALMTX_LCD_POWER, "LCD POWER"); if (ret) goto err2; ret = gpio_direction_output(GPIO_NR_PALMTX_LCD_POWER, 0); if (ret) goto err3; return 0; err3: gpio_free(GPIO_NR_PALMTX_LCD_POWER); err2: gpio_free(GPIO_NR_PALMTX_BL_POWER); err: return ret; } static int palmtx_backlight_notify(int brightness) { gpio_set_value(GPIO_NR_PALMTX_BL_POWER, brightness); gpio_set_value(GPIO_NR_PALMTX_LCD_POWER, brightness); return brightness; } static void palmtx_backlight_exit(struct device *dev) { gpio_free(GPIO_NR_PALMTX_BL_POWER); gpio_free(GPIO_NR_PALMTX_LCD_POWER); } static struct platform_pwm_backlight_data palmtx_backlight_data = { .pwm_id = 0, .max_brightness = PALMTX_MAX_INTENSITY, .dft_brightness = PALMTX_MAX_INTENSITY, .pwm_period_ns = PALMTX_PERIOD_NS, .init = palmtx_backlight_init, .notify = palmtx_backlight_notify, .exit = palmtx_backlight_exit, }; static struct platform_device palmtx_backlight = { .name = "pwm-backlight", .dev = { .parent = &pxa27x_device_pwm0.dev, .platform_data = &palmtx_backlight_data, }, }; /****************************************************************************** * IrDA ******************************************************************************/ static struct pxaficp_platform_data palmtx_ficp_platform_data = { .gpio_pwdown = GPIO_NR_PALMTX_IR_DISABLE, .transceiver_cap = IR_SIRMODE | IR_OFF, }; /****************************************************************************** * UDC ******************************************************************************/ static struct gpio_vbus_mach_info palmtx_udc_info = { .gpio_vbus = GPIO_NR_PALMTX_USB_DETECT_N, .gpio_vbus_inverted = 1, .gpio_pullup = GPIO_NR_PALMTX_USB_PULLUP, }; static struct platform_device palmtx_gpio_vbus = { .name = "gpio-vbus", .id = -1, .dev = { .platform_data = &palmtx_udc_info, }, }; /****************************************************************************** * Power supply ******************************************************************************/ static int power_supply_init(struct device *dev) { int ret; ret = gpio_request(GPIO_NR_PALMTX_POWER_DETECT, "CABLE_STATE_AC"); if (ret) goto err1; ret = gpio_direction_input(GPIO_NR_PALMTX_POWER_DETECT); if (ret) goto err2; return 0; err2: gpio_free(GPIO_NR_PALMTX_POWER_DETECT); err1: return ret; } static int palmtx_is_ac_online(void) { return gpio_get_value(GPIO_NR_PALMTX_POWER_DETECT); } static void power_supply_exit(struct device *dev) { gpio_free(GPIO_NR_PALMTX_POWER_DETECT); } static char *palmtx_supplicants[] = { "main-battery", }; static struct pda_power_pdata power_supply_info = { .init = power_supply_init, .is_ac_online = palmtx_is_ac_online, .exit = power_supply_exit, .supplied_to = palmtx_supplicants, .num_supplicants = ARRAY_SIZE(palmtx_supplicants), }; static struct platform_device power_supply = { .name = "pda-power", .id = -1, .dev = { .platform_data = &power_supply_info, }, }; /****************************************************************************** * WM97xx battery ******************************************************************************/ static struct wm97xx_batt_info wm97xx_batt_pdata = { .batt_aux = WM97XX_AUX_ID3, .temp_aux = WM97XX_AUX_ID2, .charge_gpio = -1, .max_voltage = PALMTX_BAT_MAX_VOLTAGE, .min_voltage = PALMTX_BAT_MIN_VOLTAGE, .batt_mult = 1000, .batt_div = 414, .temp_mult = 1, .temp_div = 1, .batt_tech = POWER_SUPPLY_TECHNOLOGY_LIPO, .batt_name = "main-batt", }; /****************************************************************************** * aSoC audio ******************************************************************************/ static struct palm27x_asoc_info palmtx_asoc_pdata = { .jack_gpio = GPIO_NR_PALMTX_EARPHONE_DETECT, }; static pxa2xx_audio_ops_t palmtx_ac97_pdata = { .reset_gpio = 95, }; static struct platform_device palmtx_asoc = { .name = "palm27x-asoc", .id = -1, .dev = { .platform_data = &palmtx_asoc_pdata, }, }; /****************************************************************************** * Framebuffer ******************************************************************************/ static struct pxafb_mode_info palmtx_lcd_modes[] = { { .pixclock = 57692, .xres = 320, .yres = 480, .bpp = 16, .left_margin = 32, .right_margin = 1, .upper_margin = 7, .lower_margin = 1, .hsync_len = 4, .vsync_len = 1, }, }; static struct pxafb_mach_info palmtx_lcd_screen = { .modes = palmtx_lcd_modes, .num_modes = ARRAY_SIZE(palmtx_lcd_modes), .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL, }; /****************************************************************************** * NAND Flash ******************************************************************************/ static void palmtx_nand_cmd_ctl(struct mtd_info *mtd, int cmd, unsigned int ctrl) { struct nand_chip *this = mtd->priv; unsigned long nandaddr = (unsigned long)this->IO_ADDR_W; if (cmd == NAND_CMD_NONE) return; if (ctrl & NAND_CLE) writeb(cmd, PALMTX_NAND_CLE_VIRT); else if (ctrl & NAND_ALE) writeb(cmd, PALMTX_NAND_ALE_VIRT); else writeb(cmd, nandaddr); } static struct mtd_partition palmtx_partition_info[] = { [0] = { .name = "palmtx-0", .offset = 0, .size = MTDPART_SIZ_FULL }, }; static const char *palmtx_part_probes[] = { "cmdlinepart", NULL }; struct platform_nand_data palmtx_nand_platdata = { .chip = { .nr_chips = 1, .chip_offset = 0, .nr_partitions = ARRAY_SIZE(palmtx_partition_info), .partitions = palmtx_partition_info, .chip_delay = 20, .part_probe_types = palmtx_part_probes, }, .ctrl = { .cmd_ctrl = palmtx_nand_cmd_ctl, }, }; static struct resource palmtx_nand_resource[] = { [0] = { .start = PXA_CS1_PHYS, .end = PXA_CS1_PHYS + SZ_1M - 1, .flags = IORESOURCE_MEM, }, }; static struct platform_device palmtx_nand = { .name = "gen_nand", .num_resources = ARRAY_SIZE(palmtx_nand_resource), .resource = palmtx_nand_resource, .id = -1, .dev = { .platform_data = &palmtx_nand_platdata, } }; /****************************************************************************** * Power management - standby ******************************************************************************/ static void __init palmtx_pm_init(void) { static u32 resume[] = { 0xe3a00101, /* mov r0, #0x40000000 */ 0xe380060f, /* orr r0, r0, #0x00f00000 */ 0xe590f008, /* ldr pc, [r0, #0x08] */ }; /* copy the bootloader */ memcpy(phys_to_virt(PALMTX_STR_BASE), resume, sizeof(resume)); } /****************************************************************************** * Machine init ******************************************************************************/ static struct platform_device *devices[] __initdata = { #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) &palmtx_pxa_keys, #endif &palmtx_backlight, &power_supply, &palmtx_asoc, &palmtx_gpio_vbus, &palmtx_flash, &palmtx_nand, }; static struct map_desc palmtx_io_desc[] __initdata = { { .virtual = PALMTX_PCMCIA_VIRT, .pfn = __phys_to_pfn(PALMTX_PCMCIA_PHYS), .length = PALMTX_PCMCIA_SIZE, .type = MT_DEVICE, }, { .virtual = PALMTX_NAND_ALE_VIRT, .pfn = __phys_to_pfn(PALMTX_NAND_ALE_PHYS), .length = SZ_1M, .type = MT_DEVICE, }, { .virtual = PALMTX_NAND_CLE_VIRT, .pfn = __phys_to_pfn(PALMTX_NAND_CLE_PHYS), .length = SZ_1M, .type = MT_DEVICE, } }; static void __init palmtx_map_io(void) { pxa_map_io(); iotable_init(palmtx_io_desc, ARRAY_SIZE(palmtx_io_desc)); } /* setup udc GPIOs initial state */ static void __init palmtx_udc_init(void) { if (!gpio_request(GPIO_NR_PALMTX_USB_PULLUP, "UDC Vbus")) { gpio_direction_output(GPIO_NR_PALMTX_USB_PULLUP, 1); gpio_free(GPIO_NR_PALMTX_USB_PULLUP); } } static void __init palmtx_init(void) { pxa2xx_mfp_config(ARRAY_AND_SIZE(palmtx_pin_config)); palmtx_pm_init(); set_pxa_fb_info(&palmtx_lcd_screen); pxa_set_mci_info(&palmtx_mci_platform_data); palmtx_udc_init(); pxa_set_ac97_info(&palmtx_ac97_pdata); pxa_set_ficp_info(&palmtx_ficp_platform_data); pxa_set_keypad_info(&palmtx_keypad_platform_data); wm97xx_bat_set_pdata(&wm97xx_batt_pdata); platform_add_devices(devices, ARRAY_SIZE(devices)); } MACHINE_START(PALMTX, "Palm T|X") .phys_io = PALMTX_PHYS_IO_START, .io_pg_offst = io_p2v(0x40000000), .boot_params = 0xa0000100, .map_io = palmtx_map_io, .init_irq = pxa27x_init_irq, .timer = &pxa_timer, .init_machine = palmtx_init MACHINE_END