2 * linux/arch/arm/mach-pxa/palmtc.c
4 * Support for the Palm Tungsten|C
6 * Author: Marek Vasut <marek.vasut@gmail.com>
9 * Petr Blaha <p3t3@centrum.cz>
10 * Chetan S. Kumar <shivakumar.chetan@gmail.com>
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License version 2 as
14 * published by the Free Software Foundation.
17 #include <linux/platform_device.h>
18 #include <linux/delay.h>
19 #include <linux/irq.h>
20 #include <linux/input.h>
21 #include <linux/pwm.h>
22 #include <linux/pwm_backlight.h>
23 #include <linux/gpio/machine.h>
24 #include <linux/input/matrix_keypad.h>
25 #include <linux/ucb1400.h>
26 #include <linux/power_supply.h>
27 #include <linux/gpio_keys.h>
28 #include <linux/mtd/physmap.h>
29 #include <linux/usb/gpio_vbus.h>
31 #include <asm/mach-types.h>
32 #include <asm/mach/arch.h>
33 #include <asm/mach/map.h>
36 #include <mach/audio.h>
37 #include <mach/palmtc.h>
38 #include <linux/platform_data/mmc-pxamci.h>
39 #include <linux/platform_data/video-pxafb.h>
40 #include <linux/platform_data/irda-pxaficp.h>
46 /******************************************************************************
48 ******************************************************************************/
49 static unsigned long palmtc_pin_config[] __initdata = {
53 GPIO12_GPIO, /* detect */
54 GPIO32_GPIO, /* power */
55 GPIO54_GPIO, /* r/o switch */
71 GPIO29_AC97_SDATA_IN_0,
72 GPIO30_AC97_SDATA_OUT,
76 GPIO45_GPIO, /* ir disable */
84 GPIO4_GPIO, /* detect */
85 GPIO36_GPIO, /* pullup */
91 GPIO0_GPIO | WAKEUP_ON_EDGE_BOTH, /* in 0 */
92 GPIO9_GPIO | WAKEUP_ON_EDGE_BOTH, /* in 1 */
93 GPIO10_GPIO | WAKEUP_ON_EDGE_BOTH, /* in 2 */
94 GPIO11_GPIO | WAKEUP_ON_EDGE_BOTH, /* in 3 */
95 GPIO18_GPIO | MFP_LPM_DRIVE_LOW, /* out 0 */
96 GPIO19_GPIO | MFP_LPM_DRIVE_LOW, /* out 1 */
97 GPIO20_GPIO | MFP_LPM_DRIVE_LOW, /* out 2 */
98 GPIO21_GPIO | MFP_LPM_DRIVE_LOW, /* out 3 */
99 GPIO22_GPIO | MFP_LPM_DRIVE_LOW, /* out 4 */
100 GPIO23_GPIO | MFP_LPM_DRIVE_LOW, /* out 5 */
101 GPIO24_GPIO | MFP_LPM_DRIVE_LOW, /* out 6 */
102 GPIO25_GPIO | MFP_LPM_DRIVE_LOW, /* out 7 */
103 GPIO26_GPIO | MFP_LPM_DRIVE_LOW, /* out 8 */
104 GPIO27_GPIO | MFP_LPM_DRIVE_LOW, /* out 9 */
105 GPIO79_GPIO | MFP_LPM_DRIVE_LOW, /* out 10 */
106 GPIO80_GPIO | MFP_LPM_DRIVE_LOW, /* out 11 */
109 GPIO7_GPIO | WAKEUP_ON_EDGE_BOTH, /* hotsync button on cradle */
112 GPIO1_RST, /* reset */
113 GPIO2_GPIO, /* earphone detect */
114 GPIO16_GPIO, /* backlight switch */
117 /******************************************************************************
118 * SD/MMC card controller
119 ******************************************************************************/
120 #if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
121 static struct pxamci_platform_data palmtc_mci_platform_data = {
122 .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
123 .detect_delay_ms = 200,
126 static struct gpiod_lookup_table palmtc_mci_gpio_table = {
127 .dev_id = "pxa2xx-mci.0",
129 GPIO_LOOKUP("gpio-pxa", GPIO_NR_PALMTC_SD_DETECT_N,
130 "cd", GPIO_ACTIVE_LOW),
131 GPIO_LOOKUP("gpio-pxa", GPIO_NR_PALMTC_SD_READONLY,
132 "wp", GPIO_ACTIVE_LOW),
133 GPIO_LOOKUP("gpio-pxa", GPIO_NR_PALMTC_SD_POWER,
134 "power", GPIO_ACTIVE_HIGH),
139 static void __init palmtc_mmc_init(void)
141 gpiod_add_lookup_table(&palmtc_mci_gpio_table);
142 pxa_set_mci_info(&palmtc_mci_platform_data);
145 static inline void palmtc_mmc_init(void) {}
148 /******************************************************************************
150 ******************************************************************************/
151 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
152 static struct gpio_keys_button palmtc_pxa_buttons[] = {
153 {KEY_F8, GPIO_NR_PALMTC_HOTSYNC_BUTTON, 1, "HotSync Button", EV_KEY, 1},
156 static struct gpio_keys_platform_data palmtc_pxa_keys_data = {
157 .buttons = palmtc_pxa_buttons,
158 .nbuttons = ARRAY_SIZE(palmtc_pxa_buttons),
161 static struct platform_device palmtc_pxa_keys = {
165 .platform_data = &palmtc_pxa_keys_data,
169 static void __init palmtc_keys_init(void)
171 platform_device_register(&palmtc_pxa_keys);
174 static inline void palmtc_keys_init(void) {}
177 /******************************************************************************
179 ******************************************************************************/
180 #if defined(CONFIG_BACKLIGHT_PWM) || defined(CONFIG_BACKLIGHT_PWM_MODULE)
181 static struct pwm_lookup palmtc_pwm_lookup[] = {
182 PWM_LOOKUP("pxa25x-pwm.1", 0, "pwm-backlight.0", NULL, PALMTC_PERIOD_NS,
183 PWM_POLARITY_NORMAL),
186 static struct platform_pwm_backlight_data palmtc_backlight_data = {
187 .max_brightness = PALMTC_MAX_INTENSITY,
188 .dft_brightness = PALMTC_MAX_INTENSITY,
189 .enable_gpio = GPIO_NR_PALMTC_BL_POWER,
192 static struct platform_device palmtc_backlight = {
193 .name = "pwm-backlight",
195 .parent = &pxa25x_device_pwm1.dev,
196 .platform_data = &palmtc_backlight_data,
200 static void __init palmtc_pwm_init(void)
202 pwm_add_table(palmtc_pwm_lookup, ARRAY_SIZE(palmtc_pwm_lookup));
203 platform_device_register(&palmtc_backlight);
206 static inline void palmtc_pwm_init(void) {}
209 /******************************************************************************
211 ******************************************************************************/
212 #if defined(CONFIG_IRDA) || defined(CONFIG_IRDA_MODULE)
213 static struct pxaficp_platform_data palmtc_ficp_platform_data = {
214 .gpio_pwdown = GPIO_NR_PALMTC_IR_DISABLE,
215 .transceiver_cap = IR_SIRMODE | IR_OFF,
218 static void __init palmtc_irda_init(void)
220 pxa_set_ficp_info(&palmtc_ficp_platform_data);
223 static inline void palmtc_irda_init(void) {}
226 /******************************************************************************
228 ******************************************************************************/
229 #if defined(CONFIG_KEYBOARD_MATRIX) || defined(CONFIG_KEYBOARD_MATRIX_MODULE)
230 static const uint32_t palmtc_matrix_keys[] = {
233 KEY(0, 2, KEY_POWER),
237 KEY(0, 6, KEY_LEFTSHIFT),
250 KEY(1, 7, KEY_SPACE),
254 KEY(1, 11, KEY_LEFT),
257 KEY(2, 1, KEY_LEFTCTRL),
266 KEY(2, 11, KEY_RIGHT),
269 KEY(3, 1, KEY_ENTER),
273 KEY(3, 6, KEY_LEFTALT),
274 KEY(3, 7, KEY_ENTER),
275 KEY(3, 8, KEY_BACKSPACE),
281 const struct matrix_keymap_data palmtc_keymap_data = {
282 .keymap = palmtc_matrix_keys,
283 .keymap_size = ARRAY_SIZE(palmtc_matrix_keys),
286 static const unsigned int palmtc_keypad_row_gpios[] = {
290 static const unsigned int palmtc_keypad_col_gpios[] = {
291 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 79, 80
294 static struct matrix_keypad_platform_data palmtc_keypad_platform_data = {
295 .keymap_data = &palmtc_keymap_data,
296 .row_gpios = palmtc_keypad_row_gpios,
297 .num_row_gpios = ARRAY_SIZE(palmtc_keypad_row_gpios),
298 .col_gpios = palmtc_keypad_col_gpios,
299 .num_col_gpios = ARRAY_SIZE(palmtc_keypad_col_gpios),
303 .col_scan_delay_us = 5,
306 static struct platform_device palmtc_keyboard = {
307 .name = "matrix-keypad",
310 .platform_data = &palmtc_keypad_platform_data,
313 static void __init palmtc_mkp_init(void)
315 platform_device_register(&palmtc_keyboard);
318 static inline void palmtc_mkp_init(void) {}
321 /******************************************************************************
323 ******************************************************************************/
324 #if defined(CONFIG_USB_PXA25X)||defined(CONFIG_USB_PXA25X_MODULE)
325 static struct gpio_vbus_mach_info palmtc_udc_info = {
326 .gpio_vbus = GPIO_NR_PALMTC_USB_DETECT_N,
327 .gpio_vbus_inverted = 1,
328 .gpio_pullup = GPIO_NR_PALMTC_USB_POWER,
331 static struct platform_device palmtc_gpio_vbus = {
335 .platform_data = &palmtc_udc_info,
339 static void __init palmtc_udc_init(void)
341 platform_device_register(&palmtc_gpio_vbus);
344 static inline void palmtc_udc_init(void) {}
347 /******************************************************************************
348 * Touchscreen / Battery / GPIO-extender
349 ******************************************************************************/
350 #if defined(CONFIG_TOUCHSCREEN_UCB1400) || \
351 defined(CONFIG_TOUCHSCREEN_UCB1400_MODULE)
352 static struct platform_device palmtc_ucb1400_device = {
353 .name = "ucb1400_core",
357 static void __init palmtc_ts_init(void)
359 pxa_set_ac97_info(NULL);
360 platform_device_register(&palmtc_ucb1400_device);
363 static inline void palmtc_ts_init(void) {}
366 /******************************************************************************
368 ******************************************************************************/
369 #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
370 struct gpio_led palmtc_gpio_leds[] = {
372 .name = "palmtc:green:user",
373 .default_trigger = "none",
374 .gpio = GPIO_NR_PALMTC_LED_POWER,
377 .name = "palmtc:vibra:vibra",
378 .default_trigger = "none",
379 .gpio = GPIO_NR_PALMTC_VIBRA_POWER,
385 static struct gpio_led_platform_data palmtc_gpio_led_info = {
386 .leds = palmtc_gpio_leds,
387 .num_leds = ARRAY_SIZE(palmtc_gpio_leds),
390 static struct platform_device palmtc_leds = {
394 .platform_data = &palmtc_gpio_led_info,
398 static void __init palmtc_leds_init(void)
400 platform_device_register(&palmtc_leds);
403 static inline void palmtc_leds_init(void) {}
406 /******************************************************************************
408 ******************************************************************************/
409 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
410 static struct resource palmtc_flash_resource = {
411 .start = PXA_CS0_PHYS,
412 .end = PXA_CS0_PHYS + SZ_16M - 1,
413 .flags = IORESOURCE_MEM,
416 static struct mtd_partition palmtc_flash_parts[] = {
418 .name = "U-Boot Bootloader",
423 .name = "Linux Kernel",
428 .name = "Filesystem",
433 .name = "U-Boot Environment",
435 .size = MTDPART_SIZ_FULL,
439 static struct physmap_flash_data palmtc_flash_data = {
441 .parts = palmtc_flash_parts,
442 .nr_parts = ARRAY_SIZE(palmtc_flash_parts),
445 static struct platform_device palmtc_flash = {
446 .name = "physmap-flash",
448 .resource = &palmtc_flash_resource,
451 .platform_data = &palmtc_flash_data,
455 static void __init palmtc_nor_init(void)
457 platform_device_register(&palmtc_flash);
460 static inline void palmtc_nor_init(void) {}
463 /******************************************************************************
465 ******************************************************************************/
466 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
467 static struct pxafb_mode_info palmtc_lcd_modes[] = {
484 static struct pxafb_mach_info palmtc_lcd_screen = {
485 .modes = palmtc_lcd_modes,
486 .num_modes = ARRAY_SIZE(palmtc_lcd_modes),
487 .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
490 static void __init palmtc_lcd_init(void)
492 pxa_set_fb_info(NULL, &palmtc_lcd_screen);
495 static inline void palmtc_lcd_init(void) {}
498 /******************************************************************************
500 ******************************************************************************/
501 static void __init palmtc_init(void)
503 pxa2xx_mfp_config(ARRAY_AND_SIZE(palmtc_pin_config));
505 pxa_set_ffuart_info(NULL);
506 pxa_set_btuart_info(NULL);
507 pxa_set_stuart_info(NULL);
508 pxa_set_hwuart_info(NULL);
522 MACHINE_START(PALMTC, "Palm Tungsten|C")
523 .atag_offset = 0x100,
524 .map_io = pxa25x_map_io,
525 .nr_irqs = PXA_NR_IRQS,
526 .init_irq = pxa25x_init_irq,
527 .handle_irq = pxa25x_handle_irq,
528 .init_time = pxa_timer_init,
529 .init_machine = palmtc_init,
530 .restart = pxa_restart,