| /* |
| * Hardware definitions for Palm LifeDrive |
| * |
| * Author: Marek Vasut <marek.vasut@gmail.com> |
| * |
| * Based on work of: |
| * Alex Osborne <ato@meshy.org> |
| * |
| * 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 <linux/platform_device.h> |
| #include <linux/delay.h> |
| #include <linux/irq.h> |
| #include <linux/gpio_keys.h> |
| #include <linux/input.h> |
| #include <linux/pda_power.h> |
| #include <linux/pwm_backlight.h> |
| #include <linux/gpio.h> |
| #include <linux/wm97xx_batt.h> |
| #include <linux/power_supply.h> |
| #include <linux/sysdev.h> |
| |
| #include <asm/mach-types.h> |
| #include <asm/mach/arch.h> |
| #include <asm/mach/map.h> |
| |
| #include <mach/pxa27x.h> |
| #include <mach/audio.h> |
| #include <mach/palmld.h> |
| #include <mach/mmc.h> |
| #include <mach/pxafb.h> |
| #include <mach/irda.h> |
| #include <mach/pxa27x_keypad.h> |
| #include <mach/palmasoc.h> |
| |
| #include "generic.h" |
| #include "devices.h" |
| |
| /****************************************************************************** |
| * Pin configuration |
| ******************************************************************************/ |
| static unsigned long palmld_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 */ |
| GPIO116_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 */ |
| GPIO108_GPIO, /* ir disable */ |
| GPIO46_FICP_RXD, |
| GPIO47_FICP_TXD, |
| |
| /* 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, |
| |
| /* PWM */ |
| GPIO16_PWM0_OUT, |
| |
| /* GPIO KEYS */ |
| GPIO10_GPIO, /* hotsync button */ |
| GPIO12_GPIO, /* power switch */ |
| GPIO15_GPIO, /* lock switch */ |
| |
| /* LEDs */ |
| GPIO52_GPIO, /* green led */ |
| GPIO94_GPIO, /* orange led */ |
| |
| /* PCMCIA */ |
| GPIO48_nPOE, |
| GPIO49_nPWE, |
| GPIO50_nPIOR, |
| GPIO51_nPIOW, |
| GPIO85_nPCE_1, |
| GPIO54_nPCE_2, |
| GPIO79_PSKTSEL, |
| GPIO55_nPREG, |
| GPIO56_nPWAIT, |
| GPIO57_nIOIS16, |
| GPIO36_GPIO, /* wifi power */ |
| GPIO38_GPIO, /* wifi ready */ |
| GPIO81_GPIO, /* wifi reset */ |
| |
| /* FFUART */ |
| GPIO34_FFUART_RXD, |
| GPIO39_FFUART_TXD, |
| |
| /* HDD */ |
| GPIO98_GPIO, /* HDD reset */ |
| GPIO115_GPIO, /* HDD power */ |
| |
| /* MISC */ |
| GPIO13_GPIO, /* earphone detect */ |
| }; |
| |
| /****************************************************************************** |
| * SD/MMC card controller |
| ******************************************************************************/ |
| static struct pxamci_platform_data palmld_mci_platform_data = { |
| .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, |
| .gpio_card_detect = GPIO_NR_PALMLD_SD_DETECT_N, |
| .gpio_card_ro = GPIO_NR_PALMLD_SD_READONLY, |
| .gpio_power = GPIO_NR_PALMLD_SD_POWER, |
| }; |
| |
| /****************************************************************************** |
| * GPIO keyboard |
| ******************************************************************************/ |
| static unsigned int palmld_matrix_keys[] = { |
| KEY(0, 1, KEY_F2), |
| KEY(0, 2, KEY_UP), |
| |
| KEY(1, 0, KEY_F3), |
| KEY(1, 1, KEY_F4), |
| KEY(1, 2, KEY_RIGHT), |
| |
| KEY(2, 0, KEY_F1), |
| KEY(2, 1, KEY_F5), |
| KEY(2, 2, KEY_DOWN), |
| |
| KEY(3, 0, KEY_F6), |
| KEY(3, 1, KEY_ENTER), |
| KEY(3, 2, KEY_LEFT), |
| }; |
| |
| static struct pxa27x_keypad_platform_data palmld_keypad_platform_data = { |
| .matrix_key_rows = 4, |
| .matrix_key_cols = 3, |
| .matrix_key_map = palmld_matrix_keys, |
| .matrix_key_map_size = ARRAY_SIZE(palmld_matrix_keys), |
| |
| .debounce_interval = 30, |
| }; |
| |
| /****************************************************************************** |
| * GPIO keys |
| ******************************************************************************/ |
| static struct gpio_keys_button palmld_pxa_buttons[] = { |
| {KEY_F8, GPIO_NR_PALMLD_HOTSYNC_BUTTON_N, 1, "HotSync Button" }, |
| {KEY_F9, GPIO_NR_PALMLD_LOCK_SWITCH, 0, "Lock Switch" }, |
| {KEY_POWER, GPIO_NR_PALMLD_POWER_SWITCH, 0, "Power Switch" }, |
| }; |
| |
| static struct gpio_keys_platform_data palmld_pxa_keys_data = { |
| .buttons = palmld_pxa_buttons, |
| .nbuttons = ARRAY_SIZE(palmld_pxa_buttons), |
| }; |
| |
| static struct platform_device palmld_pxa_keys = { |
| .name = "gpio-keys", |
| .id = -1, |
| .dev = { |
| .platform_data = &palmld_pxa_keys_data, |
| }, |
| }; |
| |
| /****************************************************************************** |
| * Backlight |
| ******************************************************************************/ |
| static int palmld_backlight_init(struct device *dev) |
| { |
| int ret; |
| |
| ret = gpio_request(GPIO_NR_PALMLD_BL_POWER, "BL POWER"); |
| if (ret) |
| goto err; |
| ret = gpio_direction_output(GPIO_NR_PALMLD_BL_POWER, 0); |
| if (ret) |
| goto err2; |
| ret = gpio_request(GPIO_NR_PALMLD_LCD_POWER, "LCD POWER"); |
| if (ret) |
| goto err2; |
| ret = gpio_direction_output(GPIO_NR_PALMLD_LCD_POWER, 0); |
| if (ret) |
| goto err3; |
| |
| return 0; |
| err3: |
| gpio_free(GPIO_NR_PALMLD_LCD_POWER); |
| err2: |
| gpio_free(GPIO_NR_PALMLD_BL_POWER); |
| err: |
| return ret; |
| } |
| |
| static int palmld_backlight_notify(int brightness) |
| { |
| gpio_set_value(GPIO_NR_PALMLD_BL_POWER, brightness); |
| gpio_set_value(GPIO_NR_PALMLD_LCD_POWER, brightness); |
| return brightness; |
| } |
| |
| static void palmld_backlight_exit(struct device *dev) |
| { |
| gpio_free(GPIO_NR_PALMLD_BL_POWER); |
| gpio_free(GPIO_NR_PALMLD_LCD_POWER); |
| } |
| |
| static struct platform_pwm_backlight_data palmld_backlight_data = { |
| .pwm_id = 0, |
| .max_brightness = PALMLD_MAX_INTENSITY, |
| .dft_brightness = PALMLD_MAX_INTENSITY, |
| .pwm_period_ns = PALMLD_PERIOD_NS, |
| .init = palmld_backlight_init, |
| .notify = palmld_backlight_notify, |
| .exit = palmld_backlight_exit, |
| }; |
| |
| static struct platform_device palmld_backlight = { |
| .name = "pwm-backlight", |
| .dev = { |
| .parent = &pxa27x_device_pwm0.dev, |
| .platform_data = &palmld_backlight_data, |
| }, |
| }; |
| |
| /****************************************************************************** |
| * IrDA |
| ******************************************************************************/ |
| static int palmld_irda_startup(struct device *dev) |
| { |
| int err; |
| err = gpio_request(GPIO_NR_PALMLD_IR_DISABLE, "IR DISABLE"); |
| if (err) |
| goto err; |
| err = gpio_direction_output(GPIO_NR_PALMLD_IR_DISABLE, 1); |
| if (err) |
| gpio_free(GPIO_NR_PALMLD_IR_DISABLE); |
| err: |
| return err; |
| } |
| |
| static void palmld_irda_shutdown(struct device *dev) |
| { |
| gpio_free(GPIO_NR_PALMLD_IR_DISABLE); |
| } |
| |
| static void palmld_irda_transceiver_mode(struct device *dev, int mode) |
| { |
| gpio_set_value(GPIO_NR_PALMLD_IR_DISABLE, mode & IR_OFF); |
| pxa2xx_transceiver_mode(dev, mode); |
| } |
| |
| static struct pxaficp_platform_data palmld_ficp_platform_data = { |
| .startup = palmld_irda_startup, |
| .shutdown = palmld_irda_shutdown, |
| .transceiver_cap = IR_SIRMODE | IR_FIRMODE | IR_OFF, |
| .transceiver_mode = palmld_irda_transceiver_mode, |
| }; |
| |
| /****************************************************************************** |
| * LEDs |
| ******************************************************************************/ |
| struct gpio_led gpio_leds[] = { |
| { |
| .name = "palmld:green:led", |
| .default_trigger = "none", |
| .gpio = GPIO_NR_PALMLD_LED_GREEN, |
| }, { |
| .name = "palmld:amber:led", |
| .default_trigger = "none", |
| .gpio = GPIO_NR_PALMLD_LED_AMBER, |
| }, |
| }; |
| |
| static struct gpio_led_platform_data gpio_led_info = { |
| .leds = gpio_leds, |
| .num_leds = ARRAY_SIZE(gpio_leds), |
| }; |
| |
| static struct platform_device palmld_leds = { |
| .name = "leds-gpio", |
| .id = -1, |
| .dev = { |
| .platform_data = &gpio_led_info, |
| } |
| }; |
| |
| /****************************************************************************** |
| * Power supply |
| ******************************************************************************/ |
| static int power_supply_init(struct device *dev) |
| { |
| int ret; |
| |
| ret = gpio_request(GPIO_NR_PALMLD_POWER_DETECT, "CABLE_STATE_AC"); |
| if (ret) |
| goto err1; |
| ret = gpio_direction_input(GPIO_NR_PALMLD_POWER_DETECT); |
| if (ret) |
| goto err2; |
| |
| ret = gpio_request(GPIO_NR_PALMLD_USB_DETECT_N, "CABLE_STATE_USB"); |
| if (ret) |
| goto err2; |
| ret = gpio_direction_input(GPIO_NR_PALMLD_USB_DETECT_N); |
| if (ret) |
| goto err3; |
| |
| return 0; |
| |
| err3: |
| gpio_free(GPIO_NR_PALMLD_USB_DETECT_N); |
| err2: |
| gpio_free(GPIO_NR_PALMLD_POWER_DETECT); |
| err1: |
| return ret; |
| } |
| |
| static int palmld_is_ac_online(void) |
| { |
| return gpio_get_value(GPIO_NR_PALMLD_POWER_DETECT); |
| } |
| |
| static int palmld_is_usb_online(void) |
| { |
| return !gpio_get_value(GPIO_NR_PALMLD_USB_DETECT_N); |
| } |
| |
| static void power_supply_exit(struct device *dev) |
| { |
| gpio_free(GPIO_NR_PALMLD_USB_DETECT_N); |
| gpio_free(GPIO_NR_PALMLD_POWER_DETECT); |
| } |
| |
| static char *palmld_supplicants[] = { |
| "main-battery", |
| }; |
| |
| static struct pda_power_pdata power_supply_info = { |
| .init = power_supply_init, |
| .is_ac_online = palmld_is_ac_online, |
| .is_usb_online = palmld_is_usb_online, |
| .exit = power_supply_exit, |
| .supplied_to = palmld_supplicants, |
| .num_supplicants = ARRAY_SIZE(palmld_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 = PALMLD_BAT_MAX_VOLTAGE, |
| .min_voltage = PALMLD_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 palmld_asoc_pdata = { |
| .jack_gpio = GPIO_NR_PALMLD_EARPHONE_DETECT, |
| }; |
| |
| static pxa2xx_audio_ops_t palmld_ac97_pdata = { |
| .reset_gpio = 95, |
| }; |
| |
| static struct platform_device palmld_asoc = { |
| .name = "palm27x-asoc", |
| .id = -1, |
| .dev = { |
| .platform_data = &palmld_asoc_pdata, |
| }, |
| }; |
| |
| /****************************************************************************** |
| * HDD |
| ******************************************************************************/ |
| static struct platform_device palmld_hdd = { |
| .name = "pata_palmld", |
| .id = -1, |
| }; |
| |
| /****************************************************************************** |
| * Framebuffer |
| ******************************************************************************/ |
| static struct pxafb_mode_info palmld_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 palmld_lcd_screen = { |
| .modes = palmld_lcd_modes, |
| .num_modes = ARRAY_SIZE(palmld_lcd_modes), |
| .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL, |
| }; |
| |
| /****************************************************************************** |
| * Power management - standby |
| ******************************************************************************/ |
| static void __init palmld_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(PALMLD_STR_BASE), resume, sizeof(resume)); |
| } |
| |
| /****************************************************************************** |
| * Machine init |
| ******************************************************************************/ |
| static struct platform_device *devices[] __initdata = { |
| #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) |
| &palmld_pxa_keys, |
| #endif |
| &palmld_backlight, |
| &palmld_leds, |
| &power_supply, |
| &palmld_asoc, |
| &palmld_hdd, |
| }; |
| |
| static struct map_desc palmld_io_desc[] __initdata = { |
| { |
| .virtual = PALMLD_IDE_VIRT, |
| .pfn = __phys_to_pfn(PALMLD_IDE_PHYS), |
| .length = PALMLD_IDE_SIZE, |
| .type = MT_DEVICE |
| }, |
| { |
| .virtual = PALMLD_USB_VIRT, |
| .pfn = __phys_to_pfn(PALMLD_USB_PHYS), |
| .length = PALMLD_USB_SIZE, |
| .type = MT_DEVICE |
| }, |
| }; |
| |
| static void __init palmld_map_io(void) |
| { |
| pxa_map_io(); |
| iotable_init(palmld_io_desc, ARRAY_SIZE(palmld_io_desc)); |
| } |
| |
| static void __init palmld_init(void) |
| { |
| pxa2xx_mfp_config(ARRAY_AND_SIZE(palmld_pin_config)); |
| |
| palmld_pm_init(); |
| set_pxa_fb_info(&palmld_lcd_screen); |
| pxa_set_mci_info(&palmld_mci_platform_data); |
| pxa_set_ac97_info(&palmld_ac97_pdata); |
| pxa_set_ficp_info(&palmld_ficp_platform_data); |
| pxa_set_keypad_info(&palmld_keypad_platform_data); |
| wm97xx_bat_set_pdata(&wm97xx_batt_pdata); |
| |
| platform_add_devices(devices, ARRAY_SIZE(devices)); |
| } |
| |
| MACHINE_START(PALMLD, "Palm LifeDrive") |
| .phys_io = PALMLD_PHYS_IO_START, |
| .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, |
| .boot_params = 0xa0000100, |
| .map_io = palmld_map_io, |
| .init_irq = pxa27x_init_irq, |
| .timer = &pxa_timer, |
| .init_machine = palmld_init |
| MACHINE_END |