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_backlight.h>
22 #include <linux/gpio.h>
23 #include <linux/input/matrix_keypad.h>
24 #include <linux/ucb1400.h>
25 #include <linux/power_supply.h>
26 #include <linux/gpio_keys.h>
27 #include <linux/mtd/physmap.h>
28 #include <linux/usb/gpio_vbus.h>
30 #include <asm/mach-types.h>
31 #include <asm/mach/arch.h>
32 #include <asm/mach/map.h>
34 #include <mach/pxa25x.h>
35 #include <mach/audio.h>
36 #include <mach/palmtc.h>
37 #include <linux/platform_data/mmc-pxamci.h>
38 #include <linux/platform_data/video-pxafb.h>
39 #include <linux/platform_data/irda-pxaficp.h>
45 /******************************************************************************
47 ******************************************************************************/
48 static unsigned long palmtc_pin_config[] __initdata = {
52 GPIO12_GPIO, /* detect */
53 GPIO32_GPIO, /* power */
54 GPIO54_GPIO, /* r/o switch */
70 GPIO29_AC97_SDATA_IN_0,
71 GPIO30_AC97_SDATA_OUT,
75 GPIO45_GPIO, /* ir disable */
83 GPIO4_GPIO, /* detect */
84 GPIO36_GPIO, /* pullup */
90 GPIO0_GPIO | WAKEUP_ON_EDGE_BOTH, /* in 0 */
91 GPIO9_GPIO | WAKEUP_ON_EDGE_BOTH, /* in 1 */
92 GPIO10_GPIO | WAKEUP_ON_EDGE_BOTH, /* in 2 */
93 GPIO11_GPIO | WAKEUP_ON_EDGE_BOTH, /* in 3 */
94 GPIO18_GPIO | MFP_LPM_DRIVE_LOW, /* out 0 */
95 GPIO19_GPIO | MFP_LPM_DRIVE_LOW, /* out 1 */
96 GPIO20_GPIO | MFP_LPM_DRIVE_LOW, /* out 2 */
97 GPIO21_GPIO | MFP_LPM_DRIVE_LOW, /* out 3 */
98 GPIO22_GPIO | MFP_LPM_DRIVE_LOW, /* out 4 */
99 GPIO23_GPIO | MFP_LPM_DRIVE_LOW, /* out 5 */
100 GPIO24_GPIO | MFP_LPM_DRIVE_LOW, /* out 6 */
101 GPIO25_GPIO | MFP_LPM_DRIVE_LOW, /* out 7 */
102 GPIO26_GPIO | MFP_LPM_DRIVE_LOW, /* out 8 */
103 GPIO27_GPIO | MFP_LPM_DRIVE_LOW, /* out 9 */
104 GPIO79_GPIO | MFP_LPM_DRIVE_LOW, /* out 10 */
105 GPIO80_GPIO | MFP_LPM_DRIVE_LOW, /* out 11 */
108 GPIO7_GPIO | WAKEUP_ON_EDGE_BOTH, /* hotsync button on cradle */
111 GPIO1_RST, /* reset */
112 GPIO2_GPIO, /* earphone detect */
113 GPIO16_GPIO, /* backlight switch */
116 /******************************************************************************
117 * SD/MMC card controller
118 ******************************************************************************/
119 #if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
120 static struct pxamci_platform_data palmtc_mci_platform_data = {
121 .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
122 .gpio_power = GPIO_NR_PALMTC_SD_POWER,
123 .gpio_card_ro = GPIO_NR_PALMTC_SD_READONLY,
124 .gpio_card_detect = GPIO_NR_PALMTC_SD_DETECT_N,
125 .detect_delay_ms = 200,
128 static void __init palmtc_mmc_init(void)
130 pxa_set_mci_info(&palmtc_mci_platform_data);
133 static inline void palmtc_mmc_init(void) {}
136 /******************************************************************************
138 ******************************************************************************/
139 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
140 static struct gpio_keys_button palmtc_pxa_buttons[] = {
141 {KEY_F8, GPIO_NR_PALMTC_HOTSYNC_BUTTON, 1, "HotSync Button", EV_KEY, 1},
144 static struct gpio_keys_platform_data palmtc_pxa_keys_data = {
145 .buttons = palmtc_pxa_buttons,
146 .nbuttons = ARRAY_SIZE(palmtc_pxa_buttons),
149 static struct platform_device palmtc_pxa_keys = {
153 .platform_data = &palmtc_pxa_keys_data,
157 static void __init palmtc_keys_init(void)
159 platform_device_register(&palmtc_pxa_keys);
162 static inline void palmtc_keys_init(void) {}
165 /******************************************************************************
167 ******************************************************************************/
168 #if defined(CONFIG_BACKLIGHT_PWM) || defined(CONFIG_BACKLIGHT_PWM_MODULE)
169 static struct platform_pwm_backlight_data palmtc_backlight_data = {
171 .max_brightness = PALMTC_MAX_INTENSITY,
172 .dft_brightness = PALMTC_MAX_INTENSITY,
173 .pwm_period_ns = PALMTC_PERIOD_NS,
174 .enable_gpio = GPIO_NR_PALMTC_BL_POWER,
177 static struct platform_device palmtc_backlight = {
178 .name = "pwm-backlight",
180 .parent = &pxa25x_device_pwm1.dev,
181 .platform_data = &palmtc_backlight_data,
185 static void __init palmtc_pwm_init(void)
187 platform_device_register(&palmtc_backlight);
190 static inline void palmtc_pwm_init(void) {}
193 /******************************************************************************
195 ******************************************************************************/
196 #if defined(CONFIG_IRDA) || defined(CONFIG_IRDA_MODULE)
197 static struct pxaficp_platform_data palmtc_ficp_platform_data = {
198 .gpio_pwdown = GPIO_NR_PALMTC_IR_DISABLE,
199 .transceiver_cap = IR_SIRMODE | IR_OFF,
202 static void __init palmtc_irda_init(void)
204 pxa_set_ficp_info(&palmtc_ficp_platform_data);
207 static inline void palmtc_irda_init(void) {}
210 /******************************************************************************
212 ******************************************************************************/
213 #if defined(CONFIG_KEYBOARD_MATRIX) || defined(CONFIG_KEYBOARD_MATRIX_MODULE)
214 static const uint32_t palmtc_matrix_keys[] = {
217 KEY(0, 2, KEY_POWER),
221 KEY(0, 6, KEY_LEFTSHIFT),
234 KEY(1, 7, KEY_SPACE),
238 KEY(1, 11, KEY_LEFT),
241 KEY(2, 1, KEY_LEFTCTRL),
250 KEY(2, 11, KEY_RIGHT),
253 KEY(3, 1, KEY_ENTER),
257 KEY(3, 6, KEY_LEFTALT),
258 KEY(3, 7, KEY_ENTER),
259 KEY(3, 8, KEY_BACKSPACE),
265 const struct matrix_keymap_data palmtc_keymap_data = {
266 .keymap = palmtc_matrix_keys,
267 .keymap_size = ARRAY_SIZE(palmtc_matrix_keys),
270 static const unsigned int palmtc_keypad_row_gpios[] = {
274 static const unsigned int palmtc_keypad_col_gpios[] = {
275 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 79, 80
278 static struct matrix_keypad_platform_data palmtc_keypad_platform_data = {
279 .keymap_data = &palmtc_keymap_data,
280 .row_gpios = palmtc_keypad_row_gpios,
281 .num_row_gpios = ARRAY_SIZE(palmtc_keypad_row_gpios),
282 .col_gpios = palmtc_keypad_col_gpios,
283 .num_col_gpios = ARRAY_SIZE(palmtc_keypad_col_gpios),
287 .col_scan_delay_us = 5,
290 static struct platform_device palmtc_keyboard = {
291 .name = "matrix-keypad",
294 .platform_data = &palmtc_keypad_platform_data,
297 static void __init palmtc_mkp_init(void)
299 platform_device_register(&palmtc_keyboard);
302 static inline void palmtc_mkp_init(void) {}
305 /******************************************************************************
307 ******************************************************************************/
308 #if defined(CONFIG_USB_PXA25X)||defined(CONFIG_USB_PXA25X_MODULE)
309 static struct gpio_vbus_mach_info palmtc_udc_info = {
310 .gpio_vbus = GPIO_NR_PALMTC_USB_DETECT_N,
311 .gpio_vbus_inverted = 1,
312 .gpio_pullup = GPIO_NR_PALMTC_USB_POWER,
315 static struct platform_device palmtc_gpio_vbus = {
319 .platform_data = &palmtc_udc_info,
323 static void __init palmtc_udc_init(void)
325 platform_device_register(&palmtc_gpio_vbus);
328 static inline void palmtc_udc_init(void) {}
331 /******************************************************************************
332 * Touchscreen / Battery / GPIO-extender
333 ******************************************************************************/
334 #if defined(CONFIG_TOUCHSCREEN_UCB1400) || \
335 defined(CONFIG_TOUCHSCREEN_UCB1400_MODULE)
336 static struct platform_device palmtc_ucb1400_device = {
337 .name = "ucb1400_core",
341 static void __init palmtc_ts_init(void)
343 pxa_set_ac97_info(NULL);
344 platform_device_register(&palmtc_ucb1400_device);
347 static inline void palmtc_ts_init(void) {}
350 /******************************************************************************
352 ******************************************************************************/
353 #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
354 struct gpio_led palmtc_gpio_leds[] = {
356 .name = "palmtc:green:user",
357 .default_trigger = "none",
358 .gpio = GPIO_NR_PALMTC_LED_POWER,
361 .name = "palmtc:vibra:vibra",
362 .default_trigger = "none",
363 .gpio = GPIO_NR_PALMTC_VIBRA_POWER,
369 static struct gpio_led_platform_data palmtc_gpio_led_info = {
370 .leds = palmtc_gpio_leds,
371 .num_leds = ARRAY_SIZE(palmtc_gpio_leds),
374 static struct platform_device palmtc_leds = {
378 .platform_data = &palmtc_gpio_led_info,
382 static void __init palmtc_leds_init(void)
384 platform_device_register(&palmtc_leds);
387 static inline void palmtc_leds_init(void) {}
390 /******************************************************************************
392 ******************************************************************************/
393 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
394 static struct resource palmtc_flash_resource = {
395 .start = PXA_CS0_PHYS,
396 .end = PXA_CS0_PHYS + SZ_16M - 1,
397 .flags = IORESOURCE_MEM,
400 static struct mtd_partition palmtc_flash_parts[] = {
402 .name = "U-Boot Bootloader",
407 .name = "Linux Kernel",
412 .name = "Filesystem",
417 .name = "U-Boot Environment",
419 .size = MTDPART_SIZ_FULL,
423 static struct physmap_flash_data palmtc_flash_data = {
425 .parts = palmtc_flash_parts,
426 .nr_parts = ARRAY_SIZE(palmtc_flash_parts),
429 static struct platform_device palmtc_flash = {
430 .name = "physmap-flash",
432 .resource = &palmtc_flash_resource,
435 .platform_data = &palmtc_flash_data,
439 static void __init palmtc_nor_init(void)
441 platform_device_register(&palmtc_flash);
444 static inline void palmtc_nor_init(void) {}
447 /******************************************************************************
449 ******************************************************************************/
450 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
451 static struct pxafb_mode_info palmtc_lcd_modes[] = {
468 static struct pxafb_mach_info palmtc_lcd_screen = {
469 .modes = palmtc_lcd_modes,
470 .num_modes = ARRAY_SIZE(palmtc_lcd_modes),
471 .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
474 static void __init palmtc_lcd_init(void)
476 pxa_set_fb_info(NULL, &palmtc_lcd_screen);
479 static inline void palmtc_lcd_init(void) {}
482 /******************************************************************************
484 ******************************************************************************/
485 static void __init palmtc_init(void)
487 pxa2xx_mfp_config(ARRAY_AND_SIZE(palmtc_pin_config));
489 pxa_set_ffuart_info(NULL);
490 pxa_set_btuart_info(NULL);
491 pxa_set_stuart_info(NULL);
492 pxa_set_hwuart_info(NULL);
506 MACHINE_START(PALMTC, "Palm Tungsten|C")
507 .atag_offset = 0x100,
508 .map_io = pxa25x_map_io,
509 .nr_irqs = PXA_NR_IRQS,
510 .init_irq = pxa25x_init_irq,
511 .handle_irq = pxa25x_handle_irq,
512 .init_time = pxa_timer_init,
513 .init_machine = palmtc_init,
514 .restart = pxa_restart,