2 * Hardware definitions for Palm Treo 680
4 * Author: Tomas Cech <sleep_walker@suse.cz>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
10 * (find more info at www.hackndev.com)
14 #include <linux/platform_device.h>
15 #include <linux/delay.h>
16 #include <linux/irq.h>
17 #include <linux/gpio_keys.h>
18 #include <linux/input.h>
19 #include <linux/pda_power.h>
20 #include <linux/pwm_backlight.h>
21 #include <linux/gpio.h>
22 #include <linux/wm97xx_batt.h>
23 #include <linux/power_supply.h>
24 #include <linux/sysdev.h>
25 #include <linux/w1-gpio.h>
27 #include <asm/mach-types.h>
28 #include <asm/mach/arch.h>
29 #include <asm/mach/map.h>
31 #include <mach/pxa27x.h>
32 #include <mach/pxa27x-udc.h>
33 #include <mach/audio.h>
34 #include <mach/treo680.h>
36 #include <mach/pxafb.h>
37 #include <mach/irda.h>
38 #include <mach/pxa27x_keypad.h>
40 #include <mach/ohci.h>
41 #include <mach/pxa2xx-regs.h>
42 #include <mach/palmasoc.h>
43 #include <mach/camera.h>
45 #include <sound/pxa2xx-lib.h>
50 /******************************************************************************
52 ******************************************************************************/
53 static unsigned long treo680_pin_config[] __initdata = {
61 GPIO33_GPIO, /* SD read only */
62 GPIO113_GPIO, /* SD detect */
66 GPIO29_AC97_SDATA_IN_0,
67 GPIO30_AC97_SDATA_OUT,
80 GPIO1_GPIO | WAKEUP_ON_EDGE_BOTH, /* usb detect */
83 GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH,
91 GPIO103_KP_MKOUT_0 | MFP_LPM_DRIVE_HIGH,
98 GPIO93_KP_DKIN_0 | WAKEUP_ON_LEVEL_HIGH, /* Hotsync button */
121 /* Quick Capture Interface */
140 GPIO14_GPIO | WAKEUP_ON_EDGE_BOTH, /* GSM host wake up */
147 GPIO0_GPIO | WAKEUP_ON_EDGE_BOTH, /* external power detect */
148 GPIO15_GPIO | WAKEUP_ON_EDGE_BOTH, /* silent switch */
149 GPIO116_GPIO, /* headphone detect */
150 GPIO11_GPIO | WAKEUP_ON_EDGE_BOTH, /* bluetooth host wake up */
153 /******************************************************************************
154 * SD/MMC card controller
155 ******************************************************************************/
156 static struct pxamci_platform_data treo680_mci_platform_data = {
157 .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
158 .gpio_card_detect = GPIO_NR_TREO680_SD_DETECT_N,
159 .gpio_card_ro = GPIO_NR_TREO680_SD_READONLY,
160 .gpio_power = GPIO_NR_TREO680_SD_POWER,
163 /******************************************************************************
165 ******************************************************************************/
166 static unsigned int treo680_matrix_keys[] = {
167 KEY(0, 0, KEY_F8), /* Red/Off/Power */
169 KEY(0, 2, KEY_LEFTCTRL), /* Alternate */
175 KEY(1, 0, KEY_RIGHTCTRL), /* Menu */
176 KEY(1, 1, KEY_RIGHT),
177 KEY(1, 2, KEY_LEFTSHIFT), /* Left shift */
182 KEY(2, 0, KEY_F1), /* Phone */
189 KEY(3, 0, KEY_F10), /* Calendar */
191 KEY(3, 2, KEY_SPACE),
196 KEY(4, 0, KEY_F12), /* Mail */
197 KEY(4, 1, KEY_KPENTER),
198 KEY(4, 2, KEY_RIGHTALT), /* Alt */
203 KEY(5, 0, KEY_F9), /* Home */
204 KEY(5, 1, KEY_PAGEUP), /* Side up */
210 KEY(6, 0, KEY_TAB), /* Side Activate */
211 KEY(6, 1, KEY_PAGEDOWN), /* Side down */
212 KEY(6, 2, KEY_ENTER),
217 KEY(7, 0, KEY_F6), /* Green/Call */
219 KEY(7, 2, KEY_BACKSPACE),
225 static struct pxa27x_keypad_platform_data treo680_keypad_platform_data = {
226 .matrix_key_rows = 8,
227 .matrix_key_cols = 7,
228 .matrix_key_map = treo680_matrix_keys,
229 .matrix_key_map_size = ARRAY_SIZE(treo680_matrix_keys),
230 .direct_key_map = { KEY_CONNECT },
233 .debounce_interval = 30,
236 /******************************************************************************
238 ******************************************************************************/
240 static pxa2xx_audio_ops_t treo680_ac97_pdata = {
244 /******************************************************************************
246 ******************************************************************************/
247 static int treo680_backlight_init(struct device *dev)
251 ret = gpio_request(GPIO_NR_TREO680_BL_POWER, "BL POWER");
254 ret = gpio_direction_output(GPIO_NR_TREO680_BL_POWER, 0);
261 gpio_free(GPIO_NR_TREO680_BL_POWER);
266 static int treo680_backlight_notify(int brightness)
268 gpio_set_value(GPIO_NR_TREO680_BL_POWER, brightness);
269 return TREO680_MAX_INTENSITY - brightness;
272 static void treo680_backlight_exit(struct device *dev)
274 gpio_free(GPIO_NR_TREO680_BL_POWER);
277 static struct platform_pwm_backlight_data treo680_backlight_data = {
279 .max_brightness = TREO680_MAX_INTENSITY,
280 .dft_brightness = TREO680_DEFAULT_INTENSITY,
281 .pwm_period_ns = TREO680_PERIOD_NS,
282 .init = treo680_backlight_init,
283 .notify = treo680_backlight_notify,
284 .exit = treo680_backlight_exit,
287 static struct platform_device treo680_backlight = {
288 .name = "pwm-backlight",
290 .parent = &pxa27x_device_pwm0.dev,
291 .platform_data = &treo680_backlight_data,
295 /******************************************************************************
297 ******************************************************************************/
298 static void treo680_transceiver_mode(struct device *dev, int mode)
300 gpio_set_value(GPIO_NR_TREO680_IR_EN, mode & IR_OFF);
301 pxa2xx_transceiver_mode(dev, mode);
304 static int treo680_irda_startup(struct device *dev)
308 err = gpio_request(GPIO_NR_TREO680_IR_EN, "Ir port disable");
312 err = gpio_direction_output(GPIO_NR_TREO680_IR_EN, 1);
319 dev_err(dev, "treo680_irda: cannot change IR gpio direction\n");
320 gpio_free(GPIO_NR_TREO680_IR_EN);
322 dev_err(dev, "treo680_irda: cannot allocate IR gpio\n");
326 static void treo680_irda_shutdown(struct device *dev)
328 gpio_free(GPIO_NR_TREO680_IR_EN);
331 static struct pxaficp_platform_data treo680_ficp_info = {
332 .transceiver_cap = IR_FIRMODE | IR_SIRMODE | IR_OFF,
333 .startup = treo680_irda_startup,
334 .shutdown = treo680_irda_shutdown,
335 .transceiver_mode = treo680_transceiver_mode,
338 /******************************************************************************
340 ******************************************************************************/
341 static struct pxa2xx_udc_mach_info treo680_udc_info __initdata = {
342 .gpio_vbus = GPIO_NR_TREO680_USB_DETECT,
343 .gpio_vbus_inverted = 1,
344 .gpio_pullup = GPIO_NR_TREO680_USB_PULLUP,
348 /******************************************************************************
350 ******************************************************************************/
351 static struct pxaohci_platform_data treo680_ohci_info = {
352 .port_mode = PMM_PERPORT_MODE,
353 .flags = ENABLE_PORT1 | ENABLE_PORT3,
357 /******************************************************************************
359 ******************************************************************************/
360 static int power_supply_init(struct device *dev)
364 ret = gpio_request(GPIO_NR_TREO680_POWER_DETECT, "CABLE_STATE_AC");
367 ret = gpio_direction_input(GPIO_NR_TREO680_POWER_DETECT);
374 gpio_free(GPIO_NR_TREO680_POWER_DETECT);
379 static int treo680_is_ac_online(void)
381 return gpio_get_value(GPIO_NR_TREO680_POWER_DETECT);
384 static void power_supply_exit(struct device *dev)
386 gpio_free(GPIO_NR_TREO680_POWER_DETECT);
389 static char *treo680_supplicants[] = {
393 static struct pda_power_pdata power_supply_info = {
394 .init = power_supply_init,
395 .is_ac_online = treo680_is_ac_online,
396 .exit = power_supply_exit,
397 .supplied_to = treo680_supplicants,
398 .num_supplicants = ARRAY_SIZE(treo680_supplicants),
401 static struct platform_device power_supply = {
405 .platform_data = &power_supply_info,
409 /******************************************************************************
411 ******************************************************************************/
412 static struct gpio_led gpio_leds[] = {
414 .name = "treo680:vibra:vibra",
415 .default_trigger = "none",
416 .gpio = GPIO_NR_TREO680_VIBRATE_EN,
419 .name = "treo680:green:led",
420 .default_trigger = "mmc0",
421 .gpio = GPIO_NR_TREO680_GREEN_LED,
424 .name = "treo680:keybbl:keybbl",
425 .default_trigger = "none",
426 .gpio = GPIO_NR_TREO680_KEYB_BL,
430 static struct gpio_led_platform_data gpio_led_info = {
432 .num_leds = ARRAY_SIZE(gpio_leds),
435 static struct platform_device treo680_leds = {
439 .platform_data = &gpio_led_info,
444 /******************************************************************************
446 ******************************************************************************/
447 /* TODO: add support for 324x324 */
448 static struct pxafb_mode_info treo680_lcd_modes[] = {
465 static void treo680_lcd_power(int on, struct fb_var_screeninfo *info)
467 gpio_set_value(GPIO_NR_TREO680_BL_POWER, on);
470 static struct pxafb_mach_info treo680_lcd_screen = {
471 .modes = treo680_lcd_modes,
472 .num_modes = ARRAY_SIZE(treo680_lcd_modes),
473 .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
476 /******************************************************************************
477 * Power management - standby
478 ******************************************************************************/
479 static void __init treo680_pm_init(void)
481 static u32 resume[] = {
482 0xe3a00101, /* mov r0, #0x40000000 */
483 0xe380060f, /* orr r0, r0, #0x00f00000 */
484 0xe590f008, /* ldr pc, [r0, #0x08] */
487 /* this is where the bootloader jumps */
488 memcpy(phys_to_virt(TREO680_STR_BASE), resume, sizeof(resume));
491 /******************************************************************************
493 ******************************************************************************/
494 static struct platform_device *devices[] __initdata = {
500 /* setup udc GPIOs initial state */
501 static void __init treo680_udc_init(void)
503 if (!gpio_request(GPIO_NR_TREO680_USB_PULLUP, "UDC Vbus")) {
504 gpio_direction_output(GPIO_NR_TREO680_USB_PULLUP, 1);
505 gpio_free(GPIO_NR_TREO680_USB_PULLUP);
509 static void __init treo680_lcd_power_init(void)
513 ret = gpio_request(GPIO_NR_TREO680_LCD_POWER, "LCD POWER");
515 pr_err("Treo680: LCD power GPIO request failed!\n");
519 ret = gpio_direction_output(GPIO_NR_TREO680_LCD_POWER, 0);
521 pr_err("Treo680: setting LCD power GPIO direction failed!\n");
522 gpio_free(GPIO_NR_TREO680_LCD_POWER);
526 treo680_lcd_screen.pxafb_lcd_power = treo680_lcd_power;
529 static void __init treo680_init(void)
532 pxa2xx_mfp_config(ARRAY_AND_SIZE(treo680_pin_config));
533 pxa_set_keypad_info(&treo680_keypad_platform_data);
534 treo680_lcd_power_init();
535 set_pxa_fb_info(&treo680_lcd_screen);
536 pxa_set_mci_info(&treo680_mci_platform_data);
538 pxa_set_udc_info(&treo680_udc_info);
539 pxa_set_ac97_info(&treo680_ac97_pdata);
540 pxa_set_ficp_info(&treo680_ficp_info);
541 pxa_set_ohci_info(&treo680_ohci_info);
543 platform_add_devices(devices, ARRAY_SIZE(devices));
546 MACHINE_START(TREO680, "Palm Treo 680")
547 .phys_io = TREO680_PHYS_IO_START,
548 .io_pg_offst = io_p2v(0x40000000),
549 .boot_params = 0xa0000100,
550 .map_io = pxa_map_io,
551 .init_irq = pxa27x_init_irq,
553 .init_machine = treo680_init,