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 int treo680_mci_init(struct device *dev,
157 irq_handler_t treo680_detect_int, void *data)
161 /* Setup an interrupt for detecting card insert/remove events */
162 err = gpio_request(GPIO_NR_TREO680_SD_DETECT_N, "SD IRQ");
167 err = gpio_direction_input(GPIO_NR_TREO680_SD_DETECT_N);
171 err = request_irq(gpio_to_irq(GPIO_NR_TREO680_SD_DETECT_N),
172 treo680_detect_int, IRQF_DISABLED | IRQF_SAMPLE_RANDOM |
173 IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING,
174 "SD/MMC card detect", data);
177 dev_err(dev, "%s: cannot request SD/MMC card detect IRQ\n",
182 err = gpio_request(GPIO_NR_TREO680_SD_POWER, "SD_POWER");
186 err = gpio_direction_output(GPIO_NR_TREO680_SD_POWER, 1);
190 err = gpio_request(GPIO_NR_TREO680_SD_READONLY, "SD_READONLY");
194 err = gpio_direction_input(GPIO_NR_TREO680_SD_READONLY);
201 gpio_free(GPIO_NR_TREO680_SD_READONLY);
203 gpio_free(GPIO_NR_TREO680_SD_POWER);
205 free_irq(gpio_to_irq(GPIO_NR_TREO680_SD_DETECT_N), data);
207 gpio_free(GPIO_NR_TREO680_SD_DETECT_N);
212 static void treo680_mci_exit(struct device *dev, void *data)
214 gpio_free(GPIO_NR_TREO680_SD_READONLY);
215 gpio_free(GPIO_NR_TREO680_SD_POWER);
216 free_irq(gpio_to_irq(GPIO_NR_TREO680_SD_DETECT_N), data);
217 gpio_free(GPIO_NR_TREO680_SD_DETECT_N);
220 static void treo680_mci_power(struct device *dev, unsigned int vdd)
222 struct pxamci_platform_data *p_d = dev->platform_data;
223 gpio_set_value(GPIO_NR_TREO680_SD_POWER, p_d->ocr_mask & (1 << vdd));
226 static int treo680_mci_get_ro(struct device *dev)
228 return gpio_get_value(GPIO_NR_TREO680_SD_READONLY);
231 static struct pxamci_platform_data treo680_mci_platform_data = {
232 .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
233 .setpower = treo680_mci_power,
234 .get_ro = treo680_mci_get_ro,
235 .init = treo680_mci_init,
236 .exit = treo680_mci_exit,
239 /******************************************************************************
241 ******************************************************************************/
242 static unsigned int treo680_matrix_keys[] = {
243 KEY(0, 0, KEY_F8), /* Red/Off/Power */
245 KEY(0, 2, KEY_LEFTCTRL), /* Alternate */
251 KEY(1, 0, KEY_RIGHTCTRL), /* Menu */
252 KEY(1, 1, KEY_RIGHT),
253 KEY(1, 2, KEY_LEFTSHIFT), /* Left shift */
258 KEY(2, 0, KEY_F1), /* Phone */
265 KEY(3, 0, KEY_F10), /* Calendar */
267 KEY(3, 2, KEY_SPACE),
272 KEY(4, 0, KEY_F12), /* Mail */
273 KEY(4, 1, KEY_KPENTER),
274 KEY(4, 2, KEY_RIGHTALT), /* Alt */
279 KEY(5, 0, KEY_F9), /* Home */
280 KEY(5, 1, KEY_PAGEUP), /* Side up */
286 KEY(6, 0, KEY_TAB), /* Side Activate */
287 KEY(6, 1, KEY_PAGEDOWN), /* Side down */
288 KEY(6, 2, KEY_ENTER),
293 KEY(7, 0, KEY_F6), /* Green/Call */
295 KEY(7, 2, KEY_BACKSPACE),
301 static struct pxa27x_keypad_platform_data treo680_keypad_platform_data = {
302 .matrix_key_rows = 8,
303 .matrix_key_cols = 7,
304 .matrix_key_map = treo680_matrix_keys,
305 .matrix_key_map_size = ARRAY_SIZE(treo680_matrix_keys),
306 .direct_key_map = { KEY_CONNECT },
309 .debounce_interval = 30,
312 /******************************************************************************
314 ******************************************************************************/
316 static pxa2xx_audio_ops_t treo680_ac97_pdata = {
320 /******************************************************************************
322 ******************************************************************************/
323 static int treo680_backlight_init(struct device *dev)
327 ret = gpio_request(GPIO_NR_TREO680_BL_POWER, "BL POWER");
330 ret = gpio_direction_output(GPIO_NR_TREO680_BL_POWER, 0);
333 ret = gpio_request(GPIO_NR_TREO680_LCD_POWER, "LCD POWER");
336 ret = gpio_direction_output(GPIO_NR_TREO680_LCD_POWER, 0);
342 gpio_free(GPIO_NR_TREO680_LCD_POWER);
344 gpio_free(GPIO_NR_TREO680_BL_POWER);
349 static int treo680_backlight_notify(int brightness)
351 gpio_set_value(GPIO_NR_TREO680_BL_POWER, brightness);
352 return TREO680_MAX_INTENSITY - brightness;
355 static void treo680_backlight_exit(struct device *dev)
357 gpio_free(GPIO_NR_TREO680_BL_POWER);
358 gpio_free(GPIO_NR_TREO680_LCD_POWER);
361 static struct platform_pwm_backlight_data treo680_backlight_data = {
363 .max_brightness = TREO680_MAX_INTENSITY,
364 .dft_brightness = TREO680_DEFAULT_INTENSITY,
365 .pwm_period_ns = TREO680_PERIOD_NS,
366 .init = treo680_backlight_init,
367 .notify = treo680_backlight_notify,
368 .exit = treo680_backlight_exit,
371 static struct platform_device treo680_backlight = {
372 .name = "pwm-backlight",
374 .parent = &pxa27x_device_pwm0.dev,
375 .platform_data = &treo680_backlight_data,
379 /******************************************************************************
381 ******************************************************************************/
382 static void treo680_transceiver_mode(struct device *dev, int mode)
384 gpio_set_value(GPIO_NR_TREO680_IR_EN, mode & IR_OFF);
385 pxa2xx_transceiver_mode(dev, mode);
388 static int treo680_irda_startup(struct device *dev)
392 err = gpio_request(GPIO_NR_TREO680_IR_EN, "Ir port disable");
396 err = gpio_direction_output(GPIO_NR_TREO680_IR_EN, 1);
403 dev_err(dev, "treo680_irda: cannot change IR gpio direction\n");
404 gpio_free(GPIO_NR_TREO680_IR_EN);
406 dev_err(dev, "treo680_irda: cannot allocate IR gpio\n");
410 static void treo680_irda_shutdown(struct device *dev)
412 gpio_free(GPIO_NR_TREO680_IR_EN);
415 static struct pxaficp_platform_data treo680_ficp_info = {
416 .transceiver_cap = IR_FIRMODE | IR_SIRMODE | IR_OFF,
417 .startup = treo680_irda_startup,
418 .shutdown = treo680_irda_shutdown,
419 .transceiver_mode = treo680_transceiver_mode,
422 /******************************************************************************
424 ******************************************************************************/
425 static struct pxa2xx_udc_mach_info treo680_udc_info __initdata = {
426 .gpio_vbus = GPIO_NR_TREO680_USB_DETECT,
427 .gpio_vbus_inverted = 1,
428 .gpio_pullup = GPIO_NR_TREO680_USB_PULLUP,
432 /******************************************************************************
434 ******************************************************************************/
435 static struct pxaohci_platform_data treo680_ohci_info = {
436 .port_mode = PMM_PERPORT_MODE,
437 .flags = ENABLE_PORT1 | ENABLE_PORT3,
441 /******************************************************************************
443 ******************************************************************************/
444 static int power_supply_init(struct device *dev)
448 ret = gpio_request(GPIO_NR_TREO680_POWER_DETECT, "CABLE_STATE_AC");
451 ret = gpio_direction_input(GPIO_NR_TREO680_POWER_DETECT);
458 gpio_free(GPIO_NR_TREO680_POWER_DETECT);
463 static int treo680_is_ac_online(void)
465 return gpio_get_value(GPIO_NR_TREO680_POWER_DETECT);
468 static void power_supply_exit(struct device *dev)
470 gpio_free(GPIO_NR_TREO680_POWER_DETECT);
473 static char *treo680_supplicants[] = {
477 static struct pda_power_pdata power_supply_info = {
478 .init = power_supply_init,
479 .is_ac_online = treo680_is_ac_online,
480 .exit = power_supply_exit,
481 .supplied_to = treo680_supplicants,
482 .num_supplicants = ARRAY_SIZE(treo680_supplicants),
485 static struct platform_device power_supply = {
489 .platform_data = &power_supply_info,
493 /******************************************************************************
495 ******************************************************************************/
496 static struct gpio_led gpio_leds[] = {
498 .name = "treo680:vibra:vibra",
499 .default_trigger = "none",
500 .gpio = GPIO_NR_TREO680_VIBRATE_EN,
503 .name = "treo680:green:led",
504 .default_trigger = "mmc0",
505 .gpio = GPIO_NR_TREO680_GREEN_LED,
508 .name = "treo680:keybbl:keybbl",
509 .default_trigger = "none",
510 .gpio = GPIO_NR_TREO680_KEYB_BL,
514 static struct gpio_led_platform_data gpio_led_info = {
516 .num_leds = ARRAY_SIZE(gpio_leds),
519 static struct platform_device treo680_leds = {
523 .platform_data = &gpio_led_info,
528 /******************************************************************************
530 ******************************************************************************/
531 /* TODO: add support for 324x324 */
532 static struct pxafb_mode_info treo680_lcd_modes[] = {
549 static struct pxafb_mach_info treo680_lcd_screen = {
550 .modes = treo680_lcd_modes,
551 .num_modes = ARRAY_SIZE(treo680_lcd_modes),
552 .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
555 /******************************************************************************
556 * Power management - standby
557 ******************************************************************************/
558 static void __init treo680_pm_init(void)
560 static u32 resume[] = {
561 0xe3a00101, /* mov r0, #0x40000000 */
562 0xe380060f, /* orr r0, r0, #0x00f00000 */
563 0xe590f008, /* ldr pc, [r0, #0x08] */
566 /* this is where the bootloader jumps */
567 memcpy(phys_to_virt(TREO680_STR_BASE), resume, sizeof(resume));
570 /******************************************************************************
572 ******************************************************************************/
573 static struct platform_device *devices[] __initdata = {
579 /* setup udc GPIOs initial state */
580 static void __init treo680_udc_init(void)
582 if (!gpio_request(GPIO_NR_TREO680_USB_PULLUP, "UDC Vbus")) {
583 gpio_direction_output(GPIO_NR_TREO680_USB_PULLUP, 1);
584 gpio_free(GPIO_NR_TREO680_USB_PULLUP);
588 static void __init treo680_init(void)
591 pxa2xx_mfp_config(ARRAY_AND_SIZE(treo680_pin_config));
592 pxa_set_keypad_info(&treo680_keypad_platform_data);
593 set_pxa_fb_info(&treo680_lcd_screen);
594 pxa_set_mci_info(&treo680_mci_platform_data);
596 pxa_set_udc_info(&treo680_udc_info);
597 pxa_set_ac97_info(&treo680_ac97_pdata);
598 pxa_set_ficp_info(&treo680_ficp_info);
599 pxa_set_ohci_info(&treo680_ohci_info);
601 platform_add_devices(devices, ARRAY_SIZE(devices));
604 MACHINE_START(TREO680, "Palm Treo 680")
605 .phys_io = TREO680_PHYS_IO_START,
606 .io_pg_offst = io_p2v(0x40000000),
607 .boot_params = 0xa0000100,
608 .map_io = pxa_map_io,
609 .init_irq = pxa27x_init_irq,
611 .init_machine = treo680_init,