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1 | /* |
2 | * Hardware definitions for Palm Treo 680 | |
3 | * | |
4 | * Author: Tomas Cech <sleep_walker@suse.cz> | |
5 | * | |
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. | |
9 | * | |
10 | * (find more info at www.hackndev.com) | |
11 | * | |
12 | */ | |
13 | ||
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> | |
26 | ||
27 | #include <asm/mach-types.h> | |
28 | #include <asm/mach/arch.h> | |
29 | #include <asm/mach/map.h> | |
30 | ||
31 | #include <mach/pxa27x.h> | |
32 | #include <mach/pxa27x-udc.h> | |
33 | #include <mach/audio.h> | |
34 | #include <mach/treo680.h> | |
35 | #include <mach/mmc.h> | |
36 | #include <mach/pxafb.h> | |
37 | #include <mach/irda.h> | |
38 | #include <mach/pxa27x_keypad.h> | |
39 | #include <mach/udc.h> | |
40 | #include <mach/ohci.h> | |
41 | #include <mach/pxa2xx-regs.h> | |
42 | #include <mach/palmasoc.h> | |
43 | #include <mach/camera.h> | |
44 | ||
45 | #include <sound/pxa2xx-lib.h> | |
46 | ||
47 | #include "generic.h" | |
48 | #include "devices.h" | |
49 | ||
50 | /****************************************************************************** | |
51 | * Pin configuration | |
52 | ******************************************************************************/ | |
53 | static unsigned long treo680_pin_config[] __initdata = { | |
54 | /* MMC */ | |
55 | GPIO32_MMC_CLK, | |
56 | GPIO92_MMC_DAT_0, | |
57 | GPIO109_MMC_DAT_1, | |
58 | GPIO110_MMC_DAT_2, | |
59 | GPIO111_MMC_DAT_3, | |
60 | GPIO112_MMC_CMD, | |
61 | GPIO33_GPIO, /* SD read only */ | |
62 | GPIO113_GPIO, /* SD detect */ | |
63 | ||
64 | /* AC97 */ | |
65 | GPIO28_AC97_BITCLK, | |
66 | GPIO29_AC97_SDATA_IN_0, | |
67 | GPIO30_AC97_SDATA_OUT, | |
68 | GPIO31_AC97_SYNC, | |
69 | GPIO89_AC97_SYSCLK, | |
70 | GPIO95_AC97_nRESET, | |
71 | ||
72 | /* IrDA */ | |
73 | GPIO46_FICP_RXD, | |
74 | GPIO47_FICP_TXD, | |
75 | ||
76 | /* PWM */ | |
77 | GPIO16_PWM0_OUT, | |
78 | ||
79 | /* USB */ | |
80 | GPIO1_GPIO | WAKEUP_ON_EDGE_BOTH, /* usb detect */ | |
81 | ||
82 | /* MATRIX KEYPAD */ | |
83 | GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH, | |
84 | GPIO101_KP_MKIN_1, | |
85 | GPIO102_KP_MKIN_2, | |
86 | GPIO97_KP_MKIN_3, | |
87 | GPIO98_KP_MKIN_4, | |
88 | GPIO99_KP_MKIN_5, | |
89 | GPIO91_KP_MKIN_6, | |
90 | GPIO13_KP_MKIN_7, | |
91 | GPIO103_KP_MKOUT_0 | MFP_LPM_DRIVE_HIGH, | |
92 | GPIO104_KP_MKOUT_1, | |
93 | GPIO105_KP_MKOUT_2, | |
94 | GPIO106_KP_MKOUT_3, | |
95 | GPIO107_KP_MKOUT_4, | |
96 | GPIO108_KP_MKOUT_5, | |
97 | GPIO96_KP_MKOUT_6, | |
98 | GPIO93_KP_DKIN_0 | WAKEUP_ON_LEVEL_HIGH, /* Hotsync button */ | |
99 | ||
100 | /* LCD */ | |
101 | GPIO58_LCD_LDD_0, | |
102 | GPIO59_LCD_LDD_1, | |
103 | GPIO60_LCD_LDD_2, | |
104 | GPIO61_LCD_LDD_3, | |
105 | GPIO62_LCD_LDD_4, | |
106 | GPIO63_LCD_LDD_5, | |
107 | GPIO64_LCD_LDD_6, | |
108 | GPIO65_LCD_LDD_7, | |
109 | GPIO66_LCD_LDD_8, | |
110 | GPIO67_LCD_LDD_9, | |
111 | GPIO68_LCD_LDD_10, | |
112 | GPIO69_LCD_LDD_11, | |
113 | GPIO70_LCD_LDD_12, | |
114 | GPIO71_LCD_LDD_13, | |
115 | GPIO72_LCD_LDD_14, | |
116 | GPIO73_LCD_LDD_15, | |
117 | GPIO74_LCD_FCLK, | |
118 | GPIO75_LCD_LCLK, | |
119 | GPIO76_LCD_PCLK, | |
120 | ||
121 | /* Quick Capture Interface */ | |
122 | GPIO84_CIF_FV, | |
123 | GPIO85_CIF_LV, | |
124 | GPIO53_CIF_MCLK, | |
125 | GPIO54_CIF_PCLK, | |
126 | GPIO81_CIF_DD_0, | |
127 | GPIO55_CIF_DD_1, | |
128 | GPIO51_CIF_DD_2, | |
129 | GPIO50_CIF_DD_3, | |
130 | GPIO52_CIF_DD_4, | |
131 | GPIO48_CIF_DD_5, | |
132 | GPIO17_CIF_DD_6, | |
133 | GPIO12_CIF_DD_7, | |
134 | ||
135 | /* I2C */ | |
136 | GPIO117_I2C_SCL, | |
137 | GPIO118_I2C_SDA, | |
138 | ||
139 | /* GSM */ | |
140 | GPIO14_GPIO | WAKEUP_ON_EDGE_BOTH, /* GSM host wake up */ | |
141 | GPIO34_FFUART_RXD, | |
142 | GPIO35_FFUART_CTS, | |
143 | GPIO39_FFUART_TXD, | |
144 | GPIO41_FFUART_RTS, | |
145 | ||
146 | /* MISC. */ | |
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 */ | |
151 | }; | |
152 | ||
153 | /****************************************************************************** | |
154 | * SD/MMC card controller | |
155 | ******************************************************************************/ | |
e6c3f4b8 | 156 | static struct pxamci_platform_data treo680_mci_platform_data = { |
7dafdf3d | 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, | |
e6c3f4b8 TSC |
161 | }; |
162 | ||
163 | /****************************************************************************** | |
164 | * GPIO keyboard | |
165 | ******************************************************************************/ | |
166 | static unsigned int treo680_matrix_keys[] = { | |
167 | KEY(0, 0, KEY_F8), /* Red/Off/Power */ | |
168 | KEY(0, 1, KEY_LEFT), | |
169 | KEY(0, 2, KEY_LEFTCTRL), /* Alternate */ | |
170 | KEY(0, 3, KEY_L), | |
171 | KEY(0, 4, KEY_A), | |
172 | KEY(0, 5, KEY_Q), | |
173 | KEY(0, 6, KEY_P), | |
174 | ||
175 | KEY(1, 0, KEY_RIGHTCTRL), /* Menu */ | |
176 | KEY(1, 1, KEY_RIGHT), | |
177 | KEY(1, 2, KEY_LEFTSHIFT), /* Left shift */ | |
178 | KEY(1, 3, KEY_Z), | |
179 | KEY(1, 4, KEY_S), | |
180 | KEY(1, 5, KEY_W), | |
181 | ||
182 | KEY(2, 0, KEY_F1), /* Phone */ | |
183 | KEY(2, 1, KEY_UP), | |
184 | KEY(2, 2, KEY_0), | |
185 | KEY(2, 3, KEY_X), | |
186 | KEY(2, 4, KEY_D), | |
187 | KEY(2, 5, KEY_E), | |
188 | ||
189 | KEY(3, 0, KEY_F10), /* Calendar */ | |
190 | KEY(3, 1, KEY_DOWN), | |
191 | KEY(3, 2, KEY_SPACE), | |
192 | KEY(3, 3, KEY_C), | |
193 | KEY(3, 4, KEY_F), | |
194 | KEY(3, 5, KEY_R), | |
195 | ||
196 | KEY(4, 0, KEY_F12), /* Mail */ | |
197 | KEY(4, 1, KEY_KPENTER), | |
198 | KEY(4, 2, KEY_RIGHTALT), /* Alt */ | |
199 | KEY(4, 3, KEY_V), | |
200 | KEY(4, 4, KEY_G), | |
201 | KEY(4, 5, KEY_T), | |
202 | ||
203 | KEY(5, 0, KEY_F9), /* Home */ | |
204 | KEY(5, 1, KEY_PAGEUP), /* Side up */ | |
205 | KEY(5, 2, KEY_DOT), | |
206 | KEY(5, 3, KEY_B), | |
207 | KEY(5, 4, KEY_H), | |
208 | KEY(5, 5, KEY_Y), | |
209 | ||
210 | KEY(6, 0, KEY_TAB), /* Side Activate */ | |
211 | KEY(6, 1, KEY_PAGEDOWN), /* Side down */ | |
212 | KEY(6, 2, KEY_ENTER), | |
213 | KEY(6, 3, KEY_N), | |
214 | KEY(6, 4, KEY_J), | |
215 | KEY(6, 5, KEY_U), | |
216 | ||
217 | KEY(7, 0, KEY_F6), /* Green/Call */ | |
218 | KEY(7, 1, KEY_O), | |
219 | KEY(7, 2, KEY_BACKSPACE), | |
220 | KEY(7, 3, KEY_M), | |
221 | KEY(7, 4, KEY_K), | |
222 | KEY(7, 5, KEY_I), | |
223 | }; | |
224 | ||
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 }, | |
231 | .direct_key_num = 1, | |
232 | ||
233 | .debounce_interval = 30, | |
234 | }; | |
235 | ||
236 | /****************************************************************************** | |
237 | * aSoC audio | |
238 | ******************************************************************************/ | |
239 | ||
240 | static pxa2xx_audio_ops_t treo680_ac97_pdata = { | |
241 | .reset_gpio = 95, | |
242 | }; | |
243 | ||
244 | /****************************************************************************** | |
245 | * Backlight | |
246 | ******************************************************************************/ | |
247 | static int treo680_backlight_init(struct device *dev) | |
248 | { | |
249 | int ret; | |
250 | ||
251 | ret = gpio_request(GPIO_NR_TREO680_BL_POWER, "BL POWER"); | |
252 | if (ret) | |
253 | goto err; | |
254 | ret = gpio_direction_output(GPIO_NR_TREO680_BL_POWER, 0); | |
255 | if (ret) | |
256 | goto err2; | |
e6c3f4b8 TSC |
257 | |
258 | return 0; | |
28d7a946 | 259 | |
e6c3f4b8 TSC |
260 | err2: |
261 | gpio_free(GPIO_NR_TREO680_BL_POWER); | |
262 | err: | |
263 | return ret; | |
264 | } | |
265 | ||
266 | static int treo680_backlight_notify(int brightness) | |
267 | { | |
268 | gpio_set_value(GPIO_NR_TREO680_BL_POWER, brightness); | |
269 | return TREO680_MAX_INTENSITY - brightness; | |
270 | }; | |
271 | ||
272 | static void treo680_backlight_exit(struct device *dev) | |
273 | { | |
274 | gpio_free(GPIO_NR_TREO680_BL_POWER); | |
e6c3f4b8 TSC |
275 | } |
276 | ||
277 | static struct platform_pwm_backlight_data treo680_backlight_data = { | |
278 | .pwm_id = 0, | |
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, | |
285 | }; | |
286 | ||
287 | static struct platform_device treo680_backlight = { | |
288 | .name = "pwm-backlight", | |
289 | .dev = { | |
290 | .parent = &pxa27x_device_pwm0.dev, | |
291 | .platform_data = &treo680_backlight_data, | |
292 | }, | |
293 | }; | |
294 | ||
295 | /****************************************************************************** | |
296 | * IrDA | |
297 | ******************************************************************************/ | |
e6c3f4b8 | 298 | static struct pxaficp_platform_data treo680_ficp_info = { |
c4bd0172 MV |
299 | .gpio_pwdown = GPIO_NR_TREO680_IR_EN, |
300 | .transceiver_cap = IR_SIRMODE | IR_OFF, | |
e6c3f4b8 TSC |
301 | }; |
302 | ||
303 | /****************************************************************************** | |
304 | * UDC | |
305 | ******************************************************************************/ | |
306 | static struct pxa2xx_udc_mach_info treo680_udc_info __initdata = { | |
307 | .gpio_vbus = GPIO_NR_TREO680_USB_DETECT, | |
308 | .gpio_vbus_inverted = 1, | |
309 | .gpio_pullup = GPIO_NR_TREO680_USB_PULLUP, | |
310 | }; | |
311 | ||
312 | ||
313 | /****************************************************************************** | |
314 | * USB host | |
315 | ******************************************************************************/ | |
316 | static struct pxaohci_platform_data treo680_ohci_info = { | |
317 | .port_mode = PMM_PERPORT_MODE, | |
318 | .flags = ENABLE_PORT1 | ENABLE_PORT3, | |
319 | .power_budget = 0, | |
320 | }; | |
321 | ||
322 | /****************************************************************************** | |
323 | * Power supply | |
324 | ******************************************************************************/ | |
325 | static int power_supply_init(struct device *dev) | |
326 | { | |
327 | int ret; | |
328 | ||
329 | ret = gpio_request(GPIO_NR_TREO680_POWER_DETECT, "CABLE_STATE_AC"); | |
330 | if (ret) | |
331 | goto err1; | |
332 | ret = gpio_direction_input(GPIO_NR_TREO680_POWER_DETECT); | |
333 | if (ret) | |
334 | goto err2; | |
335 | ||
336 | return 0; | |
337 | ||
338 | err2: | |
339 | gpio_free(GPIO_NR_TREO680_POWER_DETECT); | |
340 | err1: | |
341 | return ret; | |
342 | } | |
343 | ||
344 | static int treo680_is_ac_online(void) | |
345 | { | |
346 | return gpio_get_value(GPIO_NR_TREO680_POWER_DETECT); | |
347 | } | |
348 | ||
349 | static void power_supply_exit(struct device *dev) | |
350 | { | |
351 | gpio_free(GPIO_NR_TREO680_POWER_DETECT); | |
352 | } | |
353 | ||
354 | static char *treo680_supplicants[] = { | |
355 | "main-battery", | |
356 | }; | |
357 | ||
358 | static struct pda_power_pdata power_supply_info = { | |
359 | .init = power_supply_init, | |
360 | .is_ac_online = treo680_is_ac_online, | |
361 | .exit = power_supply_exit, | |
362 | .supplied_to = treo680_supplicants, | |
363 | .num_supplicants = ARRAY_SIZE(treo680_supplicants), | |
364 | }; | |
365 | ||
366 | static struct platform_device power_supply = { | |
367 | .name = "pda-power", | |
368 | .id = -1, | |
369 | .dev = { | |
370 | .platform_data = &power_supply_info, | |
371 | }, | |
372 | }; | |
373 | ||
374 | /****************************************************************************** | |
375 | * Vibra and LEDs | |
376 | ******************************************************************************/ | |
377 | static struct gpio_led gpio_leds[] = { | |
378 | { | |
379 | .name = "treo680:vibra:vibra", | |
380 | .default_trigger = "none", | |
381 | .gpio = GPIO_NR_TREO680_VIBRATE_EN, | |
382 | }, | |
383 | { | |
384 | .name = "treo680:green:led", | |
385 | .default_trigger = "mmc0", | |
386 | .gpio = GPIO_NR_TREO680_GREEN_LED, | |
387 | }, | |
388 | { | |
389 | .name = "treo680:keybbl:keybbl", | |
390 | .default_trigger = "none", | |
391 | .gpio = GPIO_NR_TREO680_KEYB_BL, | |
392 | }, | |
393 | }; | |
394 | ||
395 | static struct gpio_led_platform_data gpio_led_info = { | |
396 | .leds = gpio_leds, | |
397 | .num_leds = ARRAY_SIZE(gpio_leds), | |
398 | }; | |
399 | ||
400 | static struct platform_device treo680_leds = { | |
401 | .name = "leds-gpio", | |
402 | .id = -1, | |
403 | .dev = { | |
404 | .platform_data = &gpio_led_info, | |
405 | } | |
406 | }; | |
407 | ||
408 | ||
409 | /****************************************************************************** | |
410 | * Framebuffer | |
411 | ******************************************************************************/ | |
412 | /* TODO: add support for 324x324 */ | |
413 | static struct pxafb_mode_info treo680_lcd_modes[] = { | |
414 | { | |
415 | .pixclock = 86538, | |
416 | .xres = 320, | |
417 | .yres = 320, | |
418 | .bpp = 16, | |
419 | ||
420 | .left_margin = 20, | |
421 | .right_margin = 8, | |
422 | .upper_margin = 8, | |
423 | .lower_margin = 5, | |
424 | ||
425 | .hsync_len = 4, | |
426 | .vsync_len = 1, | |
427 | }, | |
428 | }; | |
429 | ||
28d7a946 TČ |
430 | static void treo680_lcd_power(int on, struct fb_var_screeninfo *info) |
431 | { | |
432 | gpio_set_value(GPIO_NR_TREO680_BL_POWER, on); | |
433 | } | |
434 | ||
e6c3f4b8 TSC |
435 | static struct pxafb_mach_info treo680_lcd_screen = { |
436 | .modes = treo680_lcd_modes, | |
437 | .num_modes = ARRAY_SIZE(treo680_lcd_modes), | |
438 | .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL, | |
439 | }; | |
440 | ||
441 | /****************************************************************************** | |
442 | * Power management - standby | |
443 | ******************************************************************************/ | |
444 | static void __init treo680_pm_init(void) | |
445 | { | |
446 | static u32 resume[] = { | |
447 | 0xe3a00101, /* mov r0, #0x40000000 */ | |
448 | 0xe380060f, /* orr r0, r0, #0x00f00000 */ | |
449 | 0xe590f008, /* ldr pc, [r0, #0x08] */ | |
450 | }; | |
451 | ||
452 | /* this is where the bootloader jumps */ | |
453 | memcpy(phys_to_virt(TREO680_STR_BASE), resume, sizeof(resume)); | |
454 | } | |
455 | ||
456 | /****************************************************************************** | |
457 | * Machine init | |
458 | ******************************************************************************/ | |
459 | static struct platform_device *devices[] __initdata = { | |
460 | &treo680_backlight, | |
461 | &treo680_leds, | |
462 | &power_supply, | |
463 | }; | |
464 | ||
465 | /* setup udc GPIOs initial state */ | |
466 | static void __init treo680_udc_init(void) | |
467 | { | |
468 | if (!gpio_request(GPIO_NR_TREO680_USB_PULLUP, "UDC Vbus")) { | |
469 | gpio_direction_output(GPIO_NR_TREO680_USB_PULLUP, 1); | |
470 | gpio_free(GPIO_NR_TREO680_USB_PULLUP); | |
471 | } | |
472 | } | |
473 | ||
28d7a946 TČ |
474 | static void __init treo680_lcd_power_init(void) |
475 | { | |
476 | int ret; | |
477 | ||
478 | ret = gpio_request(GPIO_NR_TREO680_LCD_POWER, "LCD POWER"); | |
479 | if (ret) { | |
480 | pr_err("Treo680: LCD power GPIO request failed!\n"); | |
481 | return; | |
482 | } | |
483 | ||
484 | ret = gpio_direction_output(GPIO_NR_TREO680_LCD_POWER, 0); | |
485 | if (ret) { | |
486 | pr_err("Treo680: setting LCD power GPIO direction failed!\n"); | |
487 | gpio_free(GPIO_NR_TREO680_LCD_POWER); | |
488 | return; | |
489 | } | |
490 | ||
491 | treo680_lcd_screen.pxafb_lcd_power = treo680_lcd_power; | |
492 | } | |
493 | ||
e6c3f4b8 TSC |
494 | static void __init treo680_init(void) |
495 | { | |
496 | treo680_pm_init(); | |
497 | pxa2xx_mfp_config(ARRAY_AND_SIZE(treo680_pin_config)); | |
498 | pxa_set_keypad_info(&treo680_keypad_platform_data); | |
28d7a946 | 499 | treo680_lcd_power_init(); |
e6c3f4b8 TSC |
500 | set_pxa_fb_info(&treo680_lcd_screen); |
501 | pxa_set_mci_info(&treo680_mci_platform_data); | |
502 | treo680_udc_init(); | |
503 | pxa_set_udc_info(&treo680_udc_info); | |
504 | pxa_set_ac97_info(&treo680_ac97_pdata); | |
505 | pxa_set_ficp_info(&treo680_ficp_info); | |
506 | pxa_set_ohci_info(&treo680_ohci_info); | |
507 | ||
508 | platform_add_devices(devices, ARRAY_SIZE(devices)); | |
509 | } | |
510 | ||
511 | MACHINE_START(TREO680, "Palm Treo 680") | |
512 | .phys_io = TREO680_PHYS_IO_START, | |
513 | .io_pg_offst = io_p2v(0x40000000), | |
514 | .boot_params = 0xa0000100, | |
515 | .map_io = pxa_map_io, | |
516 | .init_irq = pxa27x_init_irq, | |
517 | .timer = &pxa_timer, | |
518 | .init_machine = treo680_init, | |
519 | MACHINE_END |