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ARM: pxa: hx4700: Enable ASIC3 GPIO as a wakeup source
[deliverable/linux.git] / arch / arm / mach-pxa / hx4700.c
CommitLineData
d3ca1952
PZ		 1/*
2 * Support for HP iPAQ hx4700 PDAs.
3 *
4 * Copyright (c) 2008-2009 Philipp Zabel
5 *
6 * Based on code:
7 * Copyright (c) 2004 Hewlett-Packard Company.
8 * Copyright (c) 2005 SDG Systems, LLC
9 * Copyright (c) 2006 Anton Vorontsov <cbou@mail.ru>
10 *
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License version 2 as
13 * published by the Free Software Foundation.
14 *
15 */
16
17#include <linux/kernel.h>
18#include <linux/init.h>
19#include <linux/platform_device.h>
20#include <linux/delay.h>
21#include <linux/fb.h>
22#include <linux/gpio.h>
23#include <linux/gpio_keys.h>
24#include <linux/input.h>
25#include <linux/lcd.h>
26#include <linux/mfd/htc-egpio.h>
27#include <linux/mfd/asic3.h>
28#include <linux/mtd/physmap.h>
29#include <linux/pda_power.h>
30#include <linux/pwm_backlight.h>
6967cca8
HS		 31#include <linux/regulator/driver.h>
32#include <linux/regulator/gpio-regulator.h>
d3ca1952 33#include <linux/regulator/machine.h>
6ea0414f 34#include <linux/regulator/max1586.h>
d3ca1952
PZ		 35#include <linux/spi/ads7846.h>
36#include <linux/spi/spi.h>
8348c259 37#include <linux/spi/pxa2xx_spi.h>
d3ca1952 38#include <linux/usb/gpio_vbus.h>
b459396e 39#include <linux/i2c/pxa-i2c.h>
d3ca1952
PZ		 40
41#include <mach/hardware.h>
42#include <asm/mach-types.h>
43#include <asm/mach/arch.h>
44
45#include <mach/pxa27x.h>
46#include <mach/hx4700.h>
d3ca1952 47#include <mach/irda.h>
d3ca1952 48
d87f6143 49#include <sound/ak4641.h>
e2c509c7 50#include <video/platform_lcd.h>
d3ca1952
PZ		 51#include <video/w100fb.h>
52
53#include "devices.h"
54#include "generic.h"
55
56/* Physical address space information */
57
58#define ATI_W3220_PHYS PXA_CS2_PHYS /* ATI Imageon 3220 Graphics */
59#define ASIC3_PHYS PXA_CS3_PHYS
60#define ASIC3_SD_PHYS (PXA_CS3_PHYS + 0x02000000)
61
62static unsigned long hx4700_pin_config[] __initdata = {
63
64 /* SDRAM and Static Memory I/O Signals */
65 GPIO20_nSDCS_2,
66 GPIO21_nSDCS_3,
67 GPIO15_nCS_1,
68 GPIO78_nCS_2, /* W3220 */
69 GPIO79_nCS_3, /* ASIC3 */
70 GPIO80_nCS_4,
71 GPIO33_nCS_5, /* EGPIO, WLAN */
72
73 /* PC CARD */
74 GPIO48_nPOE,
75 GPIO49_nPWE,
76 GPIO50_nPIOR,
77 GPIO51_nPIOW,
78 GPIO54_nPCE_2,
79 GPIO55_nPREG,
80 GPIO56_nPWAIT,
81 GPIO57_nIOIS16,
82 GPIO85_nPCE_1,
83 GPIO104_PSKTSEL,
84
85 /* I2C */
86 GPIO117_I2C_SCL,
87 GPIO118_I2C_SDA,
88
89 /* FFUART (RS-232) */
90 GPIO34_FFUART_RXD,
91 GPIO35_FFUART_CTS,
92 GPIO36_FFUART_DCD,
93 GPIO37_FFUART_DSR,
94 GPIO38_FFUART_RI,
95 GPIO39_FFUART_TXD,
96 GPIO40_FFUART_DTR,
97 GPIO41_FFUART_RTS,
98
99 /* BTUART */
100 GPIO42_BTUART_RXD,
cd419cf9 101 GPIO43_BTUART_TXD_LPM_LOW,
d3ca1952 102 GPIO44_BTUART_CTS,
cd419cf9 103 GPIO45_BTUART_RTS_LPM_LOW,
d3ca1952
PZ		 104
105 /* PWM 1 (Backlight) */
106 GPIO17_PWM1_OUT,
107
108 /* I2S */
109 GPIO28_I2S_BITCLK_OUT,
110 GPIO29_I2S_SDATA_IN,
111 GPIO30_I2S_SDATA_OUT,
112 GPIO31_I2S_SYNC,
113 GPIO113_I2S_SYSCLK,
114
115 /* SSP 1 (NavPoint) */
116 GPIO23_SSP1_SCLK,
117 GPIO24_SSP1_SFRM,
118 GPIO25_SSP1_TXD,
119 GPIO26_SSP1_RXD,
120
121 /* SSP 2 (TSC2046) */
122 GPIO19_SSP2_SCLK,
123 GPIO86_SSP2_RXD,
124 GPIO87_SSP2_TXD,
125 GPIO88_GPIO,
126
127 /* HX4700 specific input GPIOs */
e949f93c 128 GPIO12_GPIO | WAKEUP_ON_EDGE_RISE, /* ASIC3_IRQ */
d3ca1952
PZ		 129 GPIO13_GPIO, /* W3220_IRQ */
130 GPIO14_GPIO, /* nWLAN_IRQ */
131
132 GPIO10_GPIO, /* GSM_IRQ */
133 GPIO13_GPIO, /* CPLD_IRQ */
134 GPIO107_GPIO, /* DS1WM_IRQ */
135 GPIO108_GPIO, /* GSM_READY */
136 GPIO58_GPIO, /* TSC2046_nPENIRQ */
137 GPIO66_GPIO, /* nSDIO_IRQ */
138};
139
d3ca1952
PZ		 140/*
141 * IRDA
142 */
143
d3ca1952 144static struct pxaficp_platform_data ficp_info = {
c4bd0172
MV		 145 .gpio_pwdown = GPIO105_HX4700_nIR_ON,
146 .transceiver_cap = IR_SIRMODE | IR_OFF,
d3ca1952
PZ		 147};
148
149/*
150 * GPIO Keys
151 */
152
153#define INIT_KEY(_code, _gpio, _active_low, _desc) \
154 { \
155 .code = KEY_##_code, \
156 .gpio = _gpio, \
157 .active_low = _active_low, \
158 .desc = _desc, \
159 .type = EV_KEY, \
160 .wakeup = 1, \
161 }
162
163static struct gpio_keys_button gpio_keys_buttons[] = {
164 INIT_KEY(POWER, GPIO0_HX4700_nKEY_POWER, 1, "Power button"),
165 INIT_KEY(MAIL, GPIO94_HX4700_KEY_MAIL, 0, "Mail button"),
166 INIT_KEY(ADDRESSBOOK, GPIO99_HX4700_KEY_CONTACTS,0, "Contacts button"),
167 INIT_KEY(RECORD, GPIOD6_nKEY_RECORD, 1, "Record button"),
168 INIT_KEY(CALENDAR, GPIOD1_nKEY_CALENDAR, 1, "Calendar button"),
169 INIT_KEY(HOMEPAGE, GPIOD3_nKEY_HOME, 1, "Home button"),
170};
171
172static struct gpio_keys_platform_data gpio_keys_data = {
173 .buttons = gpio_keys_buttons,
174 .nbuttons = ARRAY_SIZE(gpio_keys_buttons),
175};
176
177static struct platform_device gpio_keys = {
178 .name = "gpio-keys",
179 .dev = {
180 .platform_data = &gpio_keys_data,
181 },
182 .id = -1,
183};
184
185/*
186 * ASIC3
187 */
188
189static u16 asic3_gpio_config[] = {
190 /* ASIC3 GPIO banks A and B along with some of C and D
191 implement the buffering for the CF slot. */
192 ASIC3_CONFIG_GPIO(0, 1, 1, 0),
193 ASIC3_CONFIG_GPIO(1, 1, 1, 0),
194 ASIC3_CONFIG_GPIO(2, 1, 1, 0),
195 ASIC3_CONFIG_GPIO(3, 1, 1, 0),
196 ASIC3_CONFIG_GPIO(4, 1, 1, 0),
197 ASIC3_CONFIG_GPIO(5, 1, 1, 0),
198 ASIC3_CONFIG_GPIO(6, 1, 1, 0),
199 ASIC3_CONFIG_GPIO(7, 1, 1, 0),
200 ASIC3_CONFIG_GPIO(8, 1, 1, 0),
201 ASIC3_CONFIG_GPIO(9, 1, 1, 0),
202 ASIC3_CONFIG_GPIO(10, 1, 1, 0),
203 ASIC3_CONFIG_GPIO(11, 1, 1, 0),
204 ASIC3_CONFIG_GPIO(12, 1, 1, 0),
205 ASIC3_CONFIG_GPIO(13, 1, 1, 0),
206 ASIC3_CONFIG_GPIO(14, 1, 1, 0),
207 ASIC3_CONFIG_GPIO(15, 1, 1, 0),
208
209 ASIC3_CONFIG_GPIO(16, 1, 1, 0),
210 ASIC3_CONFIG_GPIO(17, 1, 1, 0),
211 ASIC3_CONFIG_GPIO(18, 1, 1, 0),
212 ASIC3_CONFIG_GPIO(19, 1, 1, 0),
213 ASIC3_CONFIG_GPIO(20, 1, 1, 0),
214 ASIC3_CONFIG_GPIO(21, 1, 1, 0),
215 ASIC3_CONFIG_GPIO(22, 1, 1, 0),
216 ASIC3_CONFIG_GPIO(23, 1, 1, 0),
217 ASIC3_CONFIG_GPIO(24, 1, 1, 0),
218 ASIC3_CONFIG_GPIO(25, 1, 1, 0),
219 ASIC3_CONFIG_GPIO(26, 1, 1, 0),
220 ASIC3_CONFIG_GPIO(27, 1, 1, 0),
221 ASIC3_CONFIG_GPIO(28, 1, 1, 0),
222 ASIC3_CONFIG_GPIO(29, 1, 1, 0),
223 ASIC3_CONFIG_GPIO(30, 1, 1, 0),
224 ASIC3_CONFIG_GPIO(31, 1, 1, 0),
225
226 /* GPIOC - CF, LEDs, SD */
227 ASIC3_GPIOC0_LED0, /* red */
228 ASIC3_GPIOC1_LED1, /* green */
229 ASIC3_GPIOC2_LED2, /* blue */
230 ASIC3_GPIOC4_CF_nCD,
231 ASIC3_GPIOC5_nCIOW,
232 ASIC3_GPIOC6_nCIOR,
233 ASIC3_GPIOC7_nPCE_1,
234 ASIC3_GPIOC8_nPCE_2,
235 ASIC3_GPIOC9_nPOE,
236 ASIC3_GPIOC10_nPWE,
237 ASIC3_GPIOC11_PSKTSEL,
238 ASIC3_GPIOC12_nPREG,
239 ASIC3_GPIOC13_nPWAIT,
240 ASIC3_GPIOC14_nPIOIS16,
241 ASIC3_GPIOC15_nPIOR,
242
243 /* GPIOD: input GPIOs, CF */
244 ASIC3_GPIOD11_nCIOIS16,
245 ASIC3_GPIOD12_nCWAIT,
246 ASIC3_GPIOD15_nPIOW,
247};
248
91cb8ee3
PP		 249static struct asic3_led asic3_leds[ASIC3_NUM_LEDS] = {
250 [0] = {
251 .name = "hx4700:amber",
252 .default_trigger = "ds2760-battery.0-charging-blink-full-solid",
253 },
254 [1] = {
255 .name = "hx4700:green",
256 .default_trigger = "unused",
257 },
258 [2] = {
259 .name = "hx4700:blue",
260 .default_trigger = "hx4700-radio",
261 },
262};
263
d3ca1952
PZ		 264static struct resource asic3_resources[] = {
265 /* GPIO part */
266 [0] = {
267 .start = ASIC3_PHYS,
268 .end = ASIC3_PHYS + ASIC3_MAP_SIZE_16BIT - 1,
269 .flags = IORESOURCE_MEM,
270 },
271 [1] = {
4929f5a8
HZ		 272 .start = PXA_GPIO_TO_IRQ(GPIO12_HX4700_ASIC3_IRQ),
273 .end = PXA_GPIO_TO_IRQ(GPIO12_HX4700_ASIC3_IRQ),
d3ca1952
PZ		 274 .flags = IORESOURCE_IRQ,
275 },
276 /* SD part */
277 [2] = {
278 .start = ASIC3_SD_PHYS,
279 .end = ASIC3_SD_PHYS + ASIC3_MAP_SIZE_16BIT - 1,
280 .flags = IORESOURCE_MEM,
281 },
282 [3] = {
4929f5a8
HZ		 283 .start = PXA_GPIO_TO_IRQ(GPIO66_HX4700_ASIC3_nSDIO_IRQ),
284 .end = PXA_GPIO_TO_IRQ(GPIO66_HX4700_ASIC3_nSDIO_IRQ),
d3ca1952
PZ		 285 .flags = IORESOURCE_IRQ,
286 },
287};
288
289static struct asic3_platform_data asic3_platform_data = {
290 .gpio_config = asic3_gpio_config,
291 .gpio_config_num = ARRAY_SIZE(asic3_gpio_config),
292 .irq_base = IRQ_BOARD_START,
293 .gpio_base = HX4700_ASIC3_GPIO_BASE,
89619d44 294 .clock_rate = 4000000,
91cb8ee3 295 .leds = asic3_leds,
d3ca1952
PZ		 296};
297
298static struct platform_device asic3 = {
299 .name = "asic3",
300 .id = -1,
301 .resource = asic3_resources,
302 .num_resources = ARRAY_SIZE(asic3_resources),
303 .dev = {
304 .platform_data = &asic3_platform_data,
305 },
306};
307
308/*
309 * EGPIO
310 */
311
312static struct resource egpio_resources[] = {
313 [0] = {
314 .start = PXA_CS5_PHYS,
315 .end = PXA_CS5_PHYS + 0x4 - 1,
316 .flags = IORESOURCE_MEM,
317 },
318};
319
320static struct htc_egpio_chip egpio_chips[] = {
321 [0] = {
322 .reg_start = 0,
323 .gpio_base = HX4700_EGPIO_BASE,
324 .num_gpios = 8,
325 .direction = HTC_EGPIO_OUTPUT,
326 },
327};
328
329static struct htc_egpio_platform_data egpio_info = {
330 .reg_width = 16,
331 .bus_width = 16,
332 .chip = egpio_chips,
333 .num_chips = ARRAY_SIZE(egpio_chips),
334};
335
336static struct platform_device egpio = {
337 .name = "htc-egpio",
338 .id = -1,
339 .resource = egpio_resources,
340 .num_resources = ARRAY_SIZE(egpio_resources),
341 .dev = {
342 .platform_data = &egpio_info,
343 },
344};
345
346/*
347 * LCD - Sony display connected to ATI Imageon w3220
348 */
349
d3ca1952
PZ		 350static void sony_lcd_init(void)
351{
352 gpio_set_value(GPIO84_HX4700_LCD_SQN, 1);
353 gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON, 0);
354 gpio_set_value(GPIO111_HX4700_LCD_AVDD_3V3_ON, 0);
355 gpio_set_value(GPIO70_HX4700_LCD_SLIN1, 0);
356 gpio_set_value(GPIO62_HX4700_LCD_nRESET, 0);
357 mdelay(10);
358 gpio_set_value(GPIO59_HX4700_LCD_PC1, 0);
359 gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON, 0);
360 mdelay(20);
361
362 gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON, 1);
363 mdelay(5);
364 gpio_set_value(GPIO111_HX4700_LCD_AVDD_3V3_ON, 1);
365
366 /* FIXME: init w3220 registers here */
367
368 mdelay(5);
369 gpio_set_value(GPIO70_HX4700_LCD_SLIN1, 1);
370 mdelay(10);
371 gpio_set_value(GPIO62_HX4700_LCD_nRESET, 1);
372 mdelay(10);
373 gpio_set_value(GPIO59_HX4700_LCD_PC1, 1);
374 mdelay(10);
375 gpio_set_value(GPIO112_HX4700_LCD_N2V7_7V3_ON, 1);
376}
377
378static void sony_lcd_off(void)
379{
380 gpio_set_value(GPIO59_HX4700_LCD_PC1, 0);
381 gpio_set_value(GPIO62_HX4700_LCD_nRESET, 0);
382 mdelay(10);
383 gpio_set_value(GPIO112_HX4700_LCD_N2V7_7V3_ON, 0);
384 mdelay(10);
385 gpio_set_value(GPIO111_HX4700_LCD_AVDD_3V3_ON, 0);
386 mdelay(10);
387 gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON, 0);
388}
389
d3ca1952
PZ		 390#ifdef CONFIG_PM
391static void w3220_lcd_suspend(struct w100fb_par *wfb)
392{
393 sony_lcd_off();
394}
395
396static void w3220_lcd_resume(struct w100fb_par *wfb)
397{
398 sony_lcd_init();
399}
400#else
401#define w3220_lcd_resume NULL
402#define w3220_lcd_suspend NULL
403#endif
404
405static struct w100_tg_info w3220_tg_info = {
406 .suspend = w3220_lcd_suspend,
407 .resume = w3220_lcd_resume,
408};
409
410/* W3220_VGA QVGA */
411static struct w100_gen_regs w3220_regs = {
412 .lcd_format = 0x00000003,
413 .lcdd_cntl1 = 0x00000000,
414 .lcdd_cntl2 = 0x0003ffff,
415 .genlcd_cntl1 = 0x00abf003, /* 0x00fff003 */
416 .genlcd_cntl2 = 0x00000003,
417 .genlcd_cntl3 = 0x000102aa,
418};
419
420static struct w100_mode w3220_modes[] = {
421{
422 .xres = 480,
423 .yres = 640,
424 .left_margin = 15,
425 .right_margin = 16,
426 .upper_margin = 8,
427 .lower_margin = 7,
428 .crtc_ss = 0x00000000,
429 .crtc_ls = 0xa1ff01f9, /* 0x21ff01f9 */
430 .crtc_gs = 0xc0000000, /* 0x40000000 */
431 .crtc_vpos_gs = 0x0000028f,
432 .crtc_ps1_active = 0x00000000, /* 0x41060010 */
433 .crtc_rev = 0,
434 .crtc_dclk = 0x80000000,
435 .crtc_gclk = 0x040a0104,
436 .crtc_goe = 0,
437 .pll_freq = 95,
438 .pixclk_divider = 4,
439 .pixclk_divider_rotated = 4,
440 .pixclk_src = CLK_SRC_PLL,
441 .sysclk_divider = 0,
442 .sysclk_src = CLK_SRC_PLL,
443},
444{
445 .xres = 240,
446 .yres = 320,
447 .left_margin = 9,
448 .right_margin = 8,
449 .upper_margin = 5,
450 .lower_margin = 4,
451 .crtc_ss = 0x80150014,
452 .crtc_ls = 0xa0fb00f7,
453 .crtc_gs = 0xc0080007,
454 .crtc_vpos_gs = 0x00080007,
455 .crtc_rev = 0x0000000a,
456 .crtc_dclk = 0x81700030,
457 .crtc_gclk = 0x8015010f,
458 .crtc_goe = 0x00000000,
459 .pll_freq = 95,
460 .pixclk_divider = 4,
461 .pixclk_divider_rotated = 4,
462 .pixclk_src = CLK_SRC_PLL,
463 .sysclk_divider = 0,
464 .sysclk_src = CLK_SRC_PLL,
465},
466};
467
468struct w100_mem_info w3220_mem_info = {
469 .ext_cntl = 0x09640011,
470 .sdram_mode_reg = 0x00600021,
471 .ext_timing_cntl = 0x1a001545, /* 0x15001545 */
472 .io_cntl = 0x7ddd7333,
473 .size = 0x1fffff,
474};
475
476struct w100_bm_mem_info w3220_bm_mem_info = {
477 .ext_mem_bw = 0x50413e01,
478 .offset = 0,
479 .ext_timing_ctl = 0x00043f7f,
480 .ext_cntl = 0x00000010,
481 .mode_reg = 0x00250000,
482 .io_cntl = 0x0fff0000,
483 .config = 0x08301480,
484};
485
486static struct w100_gpio_regs w3220_gpio_info = {
487 .init_data1 = 0xdfe00100, /* GPIO_DATA */
488 .gpio_dir1 = 0xffff0000, /* GPIO_CNTL1 */
489 .gpio_oe1 = 0x00000000, /* GPIO_CNTL2 */
490 .init_data2 = 0x00000000, /* GPIO_DATA2 */
491 .gpio_dir2 = 0x00000000, /* GPIO_CNTL3 */
492 .gpio_oe2 = 0x00000000, /* GPIO_CNTL4 */
493};
494
495static struct w100fb_mach_info w3220_info = {
496 .tg = &w3220_tg_info,
497 .mem = &w3220_mem_info,
498 .bm_mem = &w3220_bm_mem_info,
499 .gpio = &w3220_gpio_info,
500 .regs = &w3220_regs,
501 .modelist = w3220_modes,
502 .num_modes = 2,
503 .xtal_freq = 16000000,
504};
505
506static struct resource w3220_resources[] = {
507 [0] = {
508 .start = ATI_W3220_PHYS,
509 .end = ATI_W3220_PHYS + 0x00ffffff,
510 .flags = IORESOURCE_MEM,
511 },
512};
513
514static struct platform_device w3220 = {
515 .name = "w100fb",
516 .id = -1,
517 .dev = {
518 .platform_data = &w3220_info,
519 },
520 .num_resources = ARRAY_SIZE(w3220_resources),
521 .resource = w3220_resources,
522};
523
e2c509c7
PZ		 524static void hx4700_lcd_set_power(struct plat_lcd_data *pd, unsigned int power)
525{
526 if (power)
527 sony_lcd_init();
528 else
529 sony_lcd_off();
530}
531
532static struct plat_lcd_data hx4700_lcd_data = {
533 .set_power = hx4700_lcd_set_power,
534};
535
536static struct platform_device hx4700_lcd = {
537 .name = "platform-lcd",
538 .id = -1,
539 .dev = {
540 .platform_data = &hx4700_lcd_data,
541 .parent = &w3220.dev,
542 },
543};
544
d3ca1952
PZ		 545/*
546 * Backlight
547 */
548
549static struct platform_pwm_backlight_data backlight_data = {
550 .pwm_id = 1,
551 .max_brightness = 200,
552 .dft_brightness = 100,
553 .pwm_period_ns = 30923,
554};
555
556static struct platform_device backlight = {
557 .name = "pwm-backlight",
558 .id = -1,
559 .dev = {
560 .parent = &pxa27x_device_pwm1.dev,
561 .platform_data = &backlight_data,
562 },
563};
564
565/*
566 * USB "Transceiver"
567 */
568
569static struct gpio_vbus_mach_info gpio_vbus_info = {
570 .gpio_pullup = GPIO76_HX4700_USBC_PUEN,
571 .gpio_vbus = GPIOD14_nUSBC_DETECT,
572 .gpio_vbus_inverted = 1,
573};
574
575static struct platform_device gpio_vbus = {
576 .name = "gpio-vbus",
577 .id = -1,
578 .dev = {
579 .platform_data = &gpio_vbus_info,
580 },
581};
582
583/*
584 * Touchscreen - TSC2046 connected to SSP2
585 */
586
587static const struct ads7846_platform_data tsc2046_info = {
588 .model = 7846,
589 .vref_delay_usecs = 100,
10d5d99e 590 .pressure_max = 1024,
d3ca1952
PZ		 591 .debounce_max = 10,
592 .debounce_tol = 3,
593 .debounce_rep = 1,
594 .gpio_pendown = GPIO58_HX4700_TSC2046_nPENIRQ,
595};
596
597static struct pxa2xx_spi_chip tsc2046_chip = {
598 .tx_threshold = 1,
599 .rx_threshold = 2,
600 .timeout = 64,
601 .gpio_cs = GPIO88_HX4700_TSC2046_CS,
602};
603
604static struct spi_board_info tsc2046_board_info[] __initdata = {
605 {
606 .modalias = "ads7846",
607 .bus_num = 2,
608 .max_speed_hz = 2600000, /* 100 kHz sample rate */
4929f5a8 609 .irq = PXA_GPIO_TO_IRQ(GPIO58_HX4700_TSC2046_nPENIRQ),
d3ca1952
PZ		 610 .platform_data = &tsc2046_info,
611 .controller_data = &tsc2046_chip,
612 },
613};
614
615static struct pxa2xx_spi_master pxa_ssp2_master_info = {
616 .num_chipselect = 1,
617 .clock_enable = CKEN_SSP2,
618 .enable_dma = 1,
619};
620
621/*
622 * External power
623 */
624
625static int power_supply_init(struct device *dev)
626{
627 return gpio_request(GPIOD9_nAC_IN, "AC charger detect");
628}
629
630static int hx4700_is_ac_online(void)
631{
632 return !gpio_get_value(GPIOD9_nAC_IN);
633}
634
635static void power_supply_exit(struct device *dev)
636{
637 gpio_free(GPIOD9_nAC_IN);
638}
639
640static char *hx4700_supplicants[] = {
641 "ds2760-battery.0", "backup-battery"
642};
643
644static struct pda_power_pdata power_supply_info = {
645 .init = power_supply_init,
646 .is_ac_online = hx4700_is_ac_online,
647 .exit = power_supply_exit,
648 .supplied_to = hx4700_supplicants,
649 .num_supplicants = ARRAY_SIZE(hx4700_supplicants),
650};
651
652static struct resource power_supply_resources[] = {
653 [0] = {
654 .name = "ac",
655 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE |
656 IORESOURCE_IRQ_LOWEDGE,
4929f5a8
HZ		 657 .start = PXA_GPIO_TO_IRQ(GPIOD9_nAC_IN),
658 .end = PXA_GPIO_TO_IRQ(GPIOD9_nAC_IN),
d3ca1952
PZ		 659 },
660 [1] = {
661 .name = "usb",
662 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE |
663 IORESOURCE_IRQ_LOWEDGE,
4929f5a8
HZ		 664 .start = PXA_GPIO_TO_IRQ(GPIOD14_nUSBC_DETECT),
665 .end = PXA_GPIO_TO_IRQ(GPIOD14_nUSBC_DETECT),
d3ca1952
PZ		 666 },
667};
668
669static struct platform_device power_supply = {
670 .name = "pda-power",
671 .id = -1,
672 .dev = {
673 .platform_data = &power_supply_info,
674 },
675 .resource = power_supply_resources,
676 .num_resources = ARRAY_SIZE(power_supply_resources),
677};
678
679/*
680 * Battery charger
681 */
682
683static struct regulator_consumer_supply bq24022_consumers[] = {
684 {
d3ca1952
PZ		 685 .supply = "vbus_draw",
686 },
687 {
d3ca1952
PZ		 688 .supply = "ac_draw",
689 },
690};
691
692static struct regulator_init_data bq24022_init_data = {
693 .constraints = {
694 .max_uA = 500000,
745b1f4f 695 .valid_ops_mask = REGULATOR_CHANGE_CURRENT|REGULATOR_CHANGE_STATUS,
d3ca1952
PZ		 696 },
697 .num_consumer_supplies = ARRAY_SIZE(bq24022_consumers),
698 .consumer_supplies = bq24022_consumers,
699};
700
6967cca8
HS		 701static struct gpio bq24022_gpios[] = {
702 { GPIO96_HX4700_BQ24022_ISET2, GPIOF_OUT_INIT_LOW, "bq24022_iset2" },
703};
704
705static struct gpio_regulator_state bq24022_states[] = {
706 { .value = 100000, .gpios = (0 << 0) },
707 { .value = 500000, .gpios = (1 << 0) },
708};
709
710static struct gpio_regulator_config bq24022_info = {
711 .supply_name = "bq24022",
712
713 .enable_gpio = GPIO72_HX4700_BQ24022_nCHARGE_EN,
714 .enable_high = 0,
715 .enabled_at_boot = 0,
716
717 .gpios = bq24022_gpios,
718 .nr_gpios = ARRAY_SIZE(bq24022_gpios),
719
720 .states = bq24022_states,
721 .nr_states = ARRAY_SIZE(bq24022_states),
722
723 .type = REGULATOR_CURRENT,
724 .init_data = &bq24022_init_data,
d3ca1952
PZ		 725};
726
727static struct platform_device bq24022 = {
6967cca8 728 .name = "gpio-regulator",
d3ca1952
PZ		 729 .id = -1,
730 .dev = {
731 .platform_data = &bq24022_info,
732 },
733};
734
735/*
736 * StrataFlash
737 */
738
667f390b 739static void hx4700_set_vpp(struct platform_device *pdev, int vpp)
d3ca1952
PZ		 740{
741 gpio_set_value(GPIO91_HX4700_FLASH_VPEN, vpp);
742}
743
11407e57
PP		 744static struct resource strataflash_resource[] = {
745 [0] = DEFINE_RES_MEM(PXA_CS0_PHYS, SZ_64M),
746 [1] = DEFINE_RES_MEM(PXA_CS0_PHYS + SZ_64M, SZ_64M),
d3ca1952
PZ		 747};
748
749static struct physmap_flash_data strataflash_data = {
750 .width = 4,
751 .set_vpp = hx4700_set_vpp,
752};
753
754static struct platform_device strataflash = {
755 .name = "physmap-flash",
756 .id = -1,
11407e57
PP		 757 .resource = strataflash_resource,
758 .num_resources = ARRAY_SIZE(strataflash_resource),
d3ca1952
PZ		 759 .dev = {
760 .platform_data = &strataflash_data,
761 },
762};
763
6ea0414f
PZ		 764/*
765 * Maxim MAX1587A on PI2C
766 */
767
768static struct regulator_consumer_supply max1587a_consumer = {
769 .supply = "vcc_core",
770};
771
772static struct regulator_init_data max1587a_v3_info = {
773 .constraints = {
774 .name = "vcc_core range",
775 .min_uV = 900000,
776 .max_uV = 1705000,
777 .always_on = 1,
778 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
779 },
780 .num_consumer_supplies = 1,
781 .consumer_supplies = &max1587a_consumer,
782};
783
784static struct max1586_subdev_data max1587a_subdev = {
785 .name = "vcc_core",
786 .id = MAX1586_V3,
787 .platform_data = &max1587a_v3_info,
788};
789
790static struct max1586_platform_data max1587a_info = {
791 .num_subdevs = 1,
792 .subdevs = &max1587a_subdev,
793 .v3_gain = MAX1586_GAIN_R24_3k32, /* 730..1550 mV */
794};
795
796static struct i2c_board_info __initdata pi2c_board_info[] = {
797 {
798 I2C_BOARD_INFO("max1586", 0x14),
799 .platform_data = &max1587a_info,
800 },
801};
802
d87f6143
AL		 803/*
804 * Asahi Kasei AK4641 on I2C
805 */
806
807static struct ak4641_platform_data ak4641_info = {
808 .gpio_power = GPIO27_HX4700_CODEC_ON,
809 .gpio_npdn = GPIO109_HX4700_CODEC_nPDN,
810};
811
812static struct i2c_board_info i2c_board_info[] __initdata = {
813 {
814 I2C_BOARD_INFO("ak4641", 0x12),
815 .platform_data = &ak4641_info,
816 },
817};
818
819static struct platform_device audio = {
820 .name = "hx4700-audio",
821 .id = -1,
822};
823
824
d3ca1952
PZ		 825/*
826 * Platform devices
827 */
828
829static struct platform_device *devices[] __initdata = {
830 &asic3,
831 &gpio_keys,
832 &backlight,
833 &w3220,
19d6c13b 834 &hx4700_lcd,
d3ca1952
PZ		 835 &egpio,
836 &bq24022,
837 &gpio_vbus,
838 &power_supply,
839 &strataflash,
d87f6143 840 &audio,
d3ca1952
PZ		 841};
842
6d49e6cf
PZ		 843static struct gpio global_gpios[] = {
844 { GPIO12_HX4700_ASIC3_IRQ, GPIOF_IN, "ASIC3_IRQ" },
845 { GPIO13_HX4700_W3220_IRQ, GPIOF_IN, "W3220_IRQ" },
846 { GPIO14_HX4700_nWLAN_IRQ, GPIOF_IN, "WLAN_IRQ" },
847 { GPIO59_HX4700_LCD_PC1, GPIOF_OUT_INIT_HIGH, "LCD_PC1" },
848 { GPIO62_HX4700_LCD_nRESET, GPIOF_OUT_INIT_HIGH, "LCD_RESET" },
849 { GPIO70_HX4700_LCD_SLIN1, GPIOF_OUT_INIT_HIGH, "LCD_SLIN1" },
850 { GPIO84_HX4700_LCD_SQN, GPIOF_OUT_INIT_HIGH, "LCD_SQN" },
851 { GPIO110_HX4700_LCD_LVDD_3V3_ON, GPIOF_OUT_INIT_HIGH, "LCD_LVDD" },
852 { GPIO111_HX4700_LCD_AVDD_3V3_ON, GPIOF_OUT_INIT_HIGH, "LCD_AVDD" },
853 { GPIO32_HX4700_RS232_ON, GPIOF_OUT_INIT_HIGH, "RS232_ON" },
854 { GPIO71_HX4700_ASIC3_nRESET, GPIOF_OUT_INIT_HIGH, "ASIC3_nRESET" },
855 { GPIO82_HX4700_EUART_RESET, GPIOF_OUT_INIT_HIGH, "EUART_RESET" },
d3ca1952
PZ		 856};
857
858static void __init hx4700_init(void)
859{
6d49e6cf
PZ		 860 int ret;
861
d3ca1952 862 pxa2xx_mfp_config(ARRAY_AND_SIZE(hx4700_pin_config));
e949f93c 863 gpio_set_wake(GPIO12_HX4700_ASIC3_IRQ, 1);
6d49e6cf
PZ		 864 ret = gpio_request_array(ARRAY_AND_SIZE(global_gpios));
865 if (ret)
866 pr_err ("hx4700: Failed to request GPIOs.\n");
d3ca1952 867
cc155c6f
RK		 868 pxa_set_ffuart_info(NULL);
869 pxa_set_btuart_info(NULL);
870 pxa_set_stuart_info(NULL);
871
d3ca1952
PZ		 872 platform_add_devices(devices, ARRAY_SIZE(devices));
873
874 pxa_set_ficp_info(&ficp_info);
875 pxa27x_set_i2c_power_info(NULL);
876 pxa_set_i2c_info(NULL);
d87f6143 877 i2c_register_board_info(0, ARRAY_AND_SIZE(i2c_board_info));
6ea0414f 878 i2c_register_board_info(1, ARRAY_AND_SIZE(pi2c_board_info));
d3ca1952
PZ		 879 pxa2xx_set_spi_info(2, &pxa_ssp2_master_info);
880 spi_register_board_info(ARRAY_AND_SIZE(tsc2046_board_info));
881
d3ca1952
PZ		 882 gpio_set_value(GPIO71_HX4700_ASIC3_nRESET, 0);
883 mdelay(10);
884 gpio_set_value(GPIO71_HX4700_ASIC3_nRESET, 1);
885 mdelay(10);
886}
887
888MACHINE_START(H4700, "HP iPAQ HX4700")
7375aba6 889 .atag_offset = 0x100,
851982c1 890 .map_io = pxa27x_map_io,
6ac6b817 891 .nr_irqs = HX4700_NR_IRQS,
d3ca1952 892 .init_irq = pxa27x_init_irq,
8a97ae2f 893 .handle_irq = pxa27x_handle_irq,
d3ca1952
PZ		 894 .init_machine = hx4700_init,
895 .timer = &pxa_timer,
271a74fc 896 .restart = pxa_restart,
d3ca1952 897MACHINE_END
Linux kernel - Deliverables
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