/* * Hardware definitions for Palm Treo 680 * * Author: Tomas Cech <sleep_walker@suse.cz> * * 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 <linux/w1-gpio.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <mach/pxa27x.h> #include <mach/pxa27x-udc.h> #include <mach/audio.h> #include <mach/treo680.h> #include <mach/mmc.h> #include <mach/pxafb.h> #include <mach/irda.h> #include <mach/pxa27x_keypad.h> #include <mach/udc.h> #include <mach/ohci.h> #include <mach/pxa2xx-regs.h> #include <mach/palmasoc.h> #include <mach/camera.h> #include <sound/pxa2xx-lib.h> #include "generic.h" #include "devices.h" /****************************************************************************** * Pin configuration ******************************************************************************/ static unsigned long treo680_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, GPIO33_GPIO, /* SD read only */ GPIO113_GPIO, /* SD detect */ /* AC97 */ GPIO28_AC97_BITCLK, GPIO29_AC97_SDATA_IN_0, GPIO30_AC97_SDATA_OUT, GPIO31_AC97_SYNC, GPIO89_AC97_SYSCLK, GPIO95_AC97_nRESET, /* IrDA */ GPIO46_FICP_RXD, GPIO47_FICP_TXD, /* PWM */ GPIO16_PWM0_OUT, /* USB */ GPIO1_GPIO | WAKEUP_ON_EDGE_BOTH, /* usb detect */ /* MATRIX KEYPAD */ GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH, GPIO101_KP_MKIN_1, GPIO102_KP_MKIN_2, GPIO97_KP_MKIN_3, GPIO98_KP_MKIN_4, GPIO99_KP_MKIN_5, GPIO91_KP_MKIN_6, GPIO13_KP_MKIN_7, GPIO103_KP_MKOUT_0 | MFP_LPM_DRIVE_HIGH, GPIO104_KP_MKOUT_1, GPIO105_KP_MKOUT_2, GPIO106_KP_MKOUT_3, GPIO107_KP_MKOUT_4, GPIO108_KP_MKOUT_5, GPIO96_KP_MKOUT_6, GPIO93_KP_DKIN_0 | WAKEUP_ON_LEVEL_HIGH, /* Hotsync button */ /* 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, /* Quick Capture Interface */ GPIO84_CIF_FV, GPIO85_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, /* GSM */ GPIO14_GPIO | WAKEUP_ON_EDGE_BOTH, /* GSM host wake up */ GPIO34_FFUART_RXD, GPIO35_FFUART_CTS, GPIO39_FFUART_TXD, GPIO41_FFUART_RTS, /* MISC. */ GPIO0_GPIO | WAKEUP_ON_EDGE_BOTH, /* external power detect */ GPIO15_GPIO | WAKEUP_ON_EDGE_BOTH, /* silent switch */ GPIO116_GPIO, /* headphone detect */ GPIO11_GPIO | WAKEUP_ON_EDGE_BOTH, /* bluetooth host wake up */ }; /****************************************************************************** * SD/MMC card controller ******************************************************************************/ static int treo680_mci_init(struct device *dev, irq_handler_t treo680_detect_int, void *data) { int err = 0; /* Setup an interrupt for detecting card insert/remove events */ err = gpio_request(GPIO_NR_TREO680_SD_DETECT_N, "SD IRQ"); if (err) goto err; err = gpio_direction_input(GPIO_NR_TREO680_SD_DETECT_N); if (err) goto err2; err = request_irq(gpio_to_irq(GPIO_NR_TREO680_SD_DETECT_N), treo680_detect_int, IRQF_DISABLED | IRQF_SAMPLE_RANDOM | IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING, "SD/MMC card detect", data); if (err) { dev_err(dev, "%s: cannot request SD/MMC card detect IRQ\n", __func__); goto err2; } err = gpio_request(GPIO_NR_TREO680_SD_POWER, "SD_POWER"); if (err) goto err3; err = gpio_direction_output(GPIO_NR_TREO680_SD_POWER, 1); if (err) goto err4; err = gpio_request(GPIO_NR_TREO680_SD_READONLY, "SD_READONLY"); if (err) goto err4; err = gpio_direction_input(GPIO_NR_TREO680_SD_READONLY); if (err) goto err5; return 0; err5: gpio_free(GPIO_NR_TREO680_SD_READONLY); err4: gpio_free(GPIO_NR_TREO680_SD_POWER); err3: free_irq(gpio_to_irq(GPIO_NR_TREO680_SD_DETECT_N), data); err2: gpio_free(GPIO_NR_TREO680_SD_DETECT_N); err: return err; } static void treo680_mci_exit(struct device *dev, void *data) { gpio_free(GPIO_NR_TREO680_SD_READONLY); gpio_free(GPIO_NR_TREO680_SD_POWER); free_irq(gpio_to_irq(GPIO_NR_TREO680_SD_DETECT_N), data); gpio_free(GPIO_NR_TREO680_SD_DETECT_N); } static void treo680_mci_power(struct device *dev, unsigned int vdd) { struct pxamci_platform_data *p_d = dev->platform_data; gpio_set_value(GPIO_NR_TREO680_SD_POWER, p_d->ocr_mask & (1 << vdd)); } static int treo680_mci_get_ro(struct device *dev) { return gpio_get_value(GPIO_NR_TREO680_SD_READONLY); } static struct pxamci_platform_data treo680_mci_platform_data = { .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, .setpower = treo680_mci_power, .get_ro = treo680_mci_get_ro, .init = treo680_mci_init, .exit = treo680_mci_exit, }; /****************************************************************************** * GPIO keyboard ******************************************************************************/ static unsigned int treo680_matrix_keys[] = { KEY(0, 0, KEY_F8), /* Red/Off/Power */ KEY(0, 1, KEY_LEFT), KEY(0, 2, KEY_LEFTCTRL), /* Alternate */ KEY(0, 3, KEY_L), KEY(0, 4, KEY_A), KEY(0, 5, KEY_Q), KEY(0, 6, KEY_P), KEY(1, 0, KEY_RIGHTCTRL), /* Menu */ KEY(1, 1, KEY_RIGHT), KEY(1, 2, KEY_LEFTSHIFT), /* Left shift */ KEY(1, 3, KEY_Z), KEY(1, 4, KEY_S), KEY(1, 5, KEY_W), KEY(2, 0, KEY_F1), /* Phone */ KEY(2, 1, KEY_UP), KEY(2, 2, KEY_0), KEY(2, 3, KEY_X), KEY(2, 4, KEY_D), KEY(2, 5, KEY_E), KEY(3, 0, KEY_F10), /* Calendar */ KEY(3, 1, KEY_DOWN), KEY(3, 2, KEY_SPACE), KEY(3, 3, KEY_C), KEY(3, 4, KEY_F), KEY(3, 5, KEY_R), KEY(4, 0, KEY_F12), /* Mail */ KEY(4, 1, KEY_KPENTER), KEY(4, 2, KEY_RIGHTALT), /* Alt */ KEY(4, 3, KEY_V), KEY(4, 4, KEY_G), KEY(4, 5, KEY_T), KEY(5, 0, KEY_F9), /* Home */ KEY(5, 1, KEY_PAGEUP), /* Side up */ KEY(5, 2, KEY_DOT), KEY(5, 3, KEY_B), KEY(5, 4, KEY_H), KEY(5, 5, KEY_Y), KEY(6, 0, KEY_TAB), /* Side Activate */ KEY(6, 1, KEY_PAGEDOWN), /* Side down */ KEY(6, 2, KEY_ENTER), KEY(6, 3, KEY_N), KEY(6, 4, KEY_J), KEY(6, 5, KEY_U), KEY(7, 0, KEY_F6), /* Green/Call */ KEY(7, 1, KEY_O), KEY(7, 2, KEY_BACKSPACE), KEY(7, 3, KEY_M), KEY(7, 4, KEY_K), KEY(7, 5, KEY_I), }; static struct pxa27x_keypad_platform_data treo680_keypad_platform_data = { .matrix_key_rows = 8, .matrix_key_cols = 7, .matrix_key_map = treo680_matrix_keys, .matrix_key_map_size = ARRAY_SIZE(treo680_matrix_keys), .direct_key_map = { KEY_CONNECT }, .direct_key_num = 1, .debounce_interval = 30, }; /****************************************************************************** * aSoC audio ******************************************************************************/ static pxa2xx_audio_ops_t treo680_ac97_pdata = { .reset_gpio = 95, }; /****************************************************************************** * Backlight ******************************************************************************/ static int treo680_backlight_init(struct device *dev) { int ret; ret = gpio_request(GPIO_NR_TREO680_BL_POWER, "BL POWER"); if (ret) goto err; ret = gpio_direction_output(GPIO_NR_TREO680_BL_POWER, 0); if (ret) goto err2; ret = gpio_request(GPIO_NR_TREO680_LCD_POWER, "LCD POWER"); if (ret) goto err2; ret = gpio_direction_output(GPIO_NR_TREO680_LCD_POWER, 0); if (ret) goto err3; return 0; err3: gpio_free(GPIO_NR_TREO680_LCD_POWER); err2: gpio_free(GPIO_NR_TREO680_BL_POWER); err: return ret; } static int treo680_backlight_notify(int brightness) { gpio_set_value(GPIO_NR_TREO680_BL_POWER, brightness); return TREO680_MAX_INTENSITY - brightness; }; static void treo680_backlight_exit(struct device *dev) { gpio_free(GPIO_NR_TREO680_BL_POWER); gpio_free(GPIO_NR_TREO680_LCD_POWER); } static struct platform_pwm_backlight_data treo680_backlight_data = { .pwm_id = 0, .max_brightness = TREO680_MAX_INTENSITY, .dft_brightness = TREO680_DEFAULT_INTENSITY, .pwm_period_ns = TREO680_PERIOD_NS, .init = treo680_backlight_init, .notify = treo680_backlight_notify, .exit = treo680_backlight_exit, }; static struct platform_device treo680_backlight = { .name = "pwm-backlight", .dev = { .parent = &pxa27x_device_pwm0.dev, .platform_data = &treo680_backlight_data, }, }; /****************************************************************************** * IrDA ******************************************************************************/ static void treo680_transceiver_mode(struct device *dev, int mode) { gpio_set_value(GPIO_NR_TREO680_IR_EN, mode & IR_OFF); pxa2xx_transceiver_mode(dev, mode); } static int treo680_irda_startup(struct device *dev) { int err; err = gpio_request(GPIO_NR_TREO680_IR_EN, "Ir port disable"); if (err) goto err1; err = gpio_direction_output(GPIO_NR_TREO680_IR_EN, 1); if (err) goto err2; return 0; err2: dev_err(dev, "treo680_irda: cannot change IR gpio direction\n"); gpio_free(GPIO_NR_TREO680_IR_EN); err1: dev_err(dev, "treo680_irda: cannot allocate IR gpio\n"); return err; } static void treo680_irda_shutdown(struct device *dev) { gpio_free(GPIO_NR_TREO680_AMP_EN); } static struct pxaficp_platform_data treo680_ficp_info = { .transceiver_cap = IR_FIRMODE | IR_SIRMODE | IR_OFF, .startup = treo680_irda_startup, .shutdown = treo680_irda_shutdown, .transceiver_mode = treo680_transceiver_mode, }; /****************************************************************************** * UDC ******************************************************************************/ static struct pxa2xx_udc_mach_info treo680_udc_info __initdata = { .gpio_vbus = GPIO_NR_TREO680_USB_DETECT, .gpio_vbus_inverted = 1, .gpio_pullup = GPIO_NR_TREO680_USB_PULLUP, }; /****************************************************************************** * USB host ******************************************************************************/ static struct pxaohci_platform_data treo680_ohci_info = { .port_mode = PMM_PERPORT_MODE, .flags = ENABLE_PORT1 | ENABLE_PORT3, .power_budget = 0, }; /****************************************************************************** * Power supply ******************************************************************************/ static int power_supply_init(struct device *dev) { int ret; ret = gpio_request(GPIO_NR_TREO680_POWER_DETECT, "CABLE_STATE_AC"); if (ret) goto err1; ret = gpio_direction_input(GPIO_NR_TREO680_POWER_DETECT); if (ret) goto err2; return 0; err2: gpio_free(GPIO_NR_TREO680_POWER_DETECT); err1: return ret; } static int treo680_is_ac_online(void) { return gpio_get_value(GPIO_NR_TREO680_POWER_DETECT); } static void power_supply_exit(struct device *dev) { gpio_free(GPIO_NR_TREO680_POWER_DETECT); } static char *treo680_supplicants[] = { "main-battery", }; static struct pda_power_pdata power_supply_info = { .init = power_supply_init, .is_ac_online = treo680_is_ac_online, .exit = power_supply_exit, .supplied_to = treo680_supplicants, .num_supplicants = ARRAY_SIZE(treo680_supplicants), }; static struct platform_device power_supply = { .name = "pda-power", .id = -1, .dev = { .platform_data = &power_supply_info, }, }; /****************************************************************************** * Vibra and LEDs ******************************************************************************/ static struct gpio_led gpio_leds[] = { { .name = "treo680:vibra:vibra", .default_trigger = "none", .gpio = GPIO_NR_TREO680_VIBRATE_EN, }, { .name = "treo680:green:led", .default_trigger = "mmc0", .gpio = GPIO_NR_TREO680_GREEN_LED, }, { .name = "treo680:keybbl:keybbl", .default_trigger = "none", .gpio = GPIO_NR_TREO680_KEYB_BL, }, }; static struct gpio_led_platform_data gpio_led_info = { .leds = gpio_leds, .num_leds = ARRAY_SIZE(gpio_leds), }; static struct platform_device treo680_leds = { .name = "leds-gpio", .id = -1, .dev = { .platform_data = &gpio_led_info, } }; /****************************************************************************** * Framebuffer ******************************************************************************/ /* TODO: add support for 324x324 */ static struct pxafb_mode_info treo680_lcd_modes[] = { { .pixclock = 86538, .xres = 320, .yres = 320, .bpp = 16, .left_margin = 20, .right_margin = 8, .upper_margin = 8, .lower_margin = 5, .hsync_len = 4, .vsync_len = 1, }, }; static struct pxafb_mach_info treo680_lcd_screen = { .modes = treo680_lcd_modes, .num_modes = ARRAY_SIZE(treo680_lcd_modes), .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL, }; /****************************************************************************** * Power management - standby ******************************************************************************/ static void __init treo680_pm_init(void) { static u32 resume[] = { 0xe3a00101, /* mov r0, #0x40000000 */ 0xe380060f, /* orr r0, r0, #0x00f00000 */ 0xe590f008, /* ldr pc, [r0, #0x08] */ }; /* this is where the bootloader jumps */ memcpy(phys_to_virt(TREO680_STR_BASE), resume, sizeof(resume)); } /****************************************************************************** * Machine init ******************************************************************************/ static struct platform_device *devices[] __initdata = { &treo680_backlight, &treo680_leds, &power_supply, }; /* setup udc GPIOs initial state */ static void __init treo680_udc_init(void) { if (!gpio_request(GPIO_NR_TREO680_USB_PULLUP, "UDC Vbus")) { gpio_direction_output(GPIO_NR_TREO680_USB_PULLUP, 1); gpio_free(GPIO_NR_TREO680_USB_PULLUP); } } static void __init treo680_init(void) { treo680_pm_init(); pxa2xx_mfp_config(ARRAY_AND_SIZE(treo680_pin_config)); pxa_set_keypad_info(&treo680_keypad_platform_data); set_pxa_fb_info(&treo680_lcd_screen); pxa_set_mci_info(&treo680_mci_platform_data); treo680_udc_init(); pxa_set_udc_info(&treo680_udc_info); pxa_set_ac97_info(&treo680_ac97_pdata); pxa_set_ficp_info(&treo680_ficp_info); pxa_set_ohci_info(&treo680_ohci_info); platform_add_devices(devices, ARRAY_SIZE(devices)); } MACHINE_START(TREO680, "Palm Treo 680") .phys_io = TREO680_PHYS_IO_START, .io_pg_offst = io_p2v(0x40000000), .boot_params = 0xa0000100, .map_io = pxa_map_io, .init_irq = pxa27x_init_irq, .timer = &pxa_timer, .init_machine = treo680_init, MACHINE_END