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ARM: pxa: Use REGULATOR_SUPPLY macro
[mirror_ubuntu-artful-kernel.git] / arch / arm / mach-pxa / hx4700.c
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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 */
128 GPIO12_GPIO, /* ASIC3_IRQ */
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,
91cb8ee3 294 .leds = asic3_leds,
d3ca1952
PZ		 295};
296
297static struct platform_device asic3 = {
298 .name = "asic3",
299 .id = -1,
300 .resource = asic3_resources,
301 .num_resources = ARRAY_SIZE(asic3_resources),
302 .dev = {
303 .platform_data = &asic3_platform_data,
304 },
305};
306
307/*
308 * EGPIO
309 */
310
311static struct resource egpio_resources[] = {
312 [0] = {
313 .start = PXA_CS5_PHYS,
314 .end = PXA_CS5_PHYS + 0x4 - 1,
315 .flags = IORESOURCE_MEM,
316 },
317};
318
319static struct htc_egpio_chip egpio_chips[] = {
320 [0] = {
321 .reg_start = 0,
322 .gpio_base = HX4700_EGPIO_BASE,
323 .num_gpios = 8,
324 .direction = HTC_EGPIO_OUTPUT,
325 },
326};
327
328static struct htc_egpio_platform_data egpio_info = {
329 .reg_width = 16,
330 .bus_width = 16,
331 .chip = egpio_chips,
332 .num_chips = ARRAY_SIZE(egpio_chips),
333};
334
335static struct platform_device egpio = {
336 .name = "htc-egpio",
337 .id = -1,
338 .resource = egpio_resources,
339 .num_resources = ARRAY_SIZE(egpio_resources),
340 .dev = {
341 .platform_data = &egpio_info,
342 },
343};
344
345/*
346 * LCD - Sony display connected to ATI Imageon w3220
347 */
348
d3ca1952
PZ		 349static void sony_lcd_init(void)
350{
351 gpio_set_value(GPIO84_HX4700_LCD_SQN, 1);
352 gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON, 0);
353 gpio_set_value(GPIO111_HX4700_LCD_AVDD_3V3_ON, 0);
354 gpio_set_value(GPIO70_HX4700_LCD_SLIN1, 0);
355 gpio_set_value(GPIO62_HX4700_LCD_nRESET, 0);
356 mdelay(10);
357 gpio_set_value(GPIO59_HX4700_LCD_PC1, 0);
358 gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON, 0);
359 mdelay(20);
360
361 gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON, 1);
362 mdelay(5);
363 gpio_set_value(GPIO111_HX4700_LCD_AVDD_3V3_ON, 1);
364
365 /* FIXME: init w3220 registers here */
366
367 mdelay(5);
368 gpio_set_value(GPIO70_HX4700_LCD_SLIN1, 1);
369 mdelay(10);
370 gpio_set_value(GPIO62_HX4700_LCD_nRESET, 1);
371 mdelay(10);
372 gpio_set_value(GPIO59_HX4700_LCD_PC1, 1);
373 mdelay(10);
374 gpio_set_value(GPIO112_HX4700_LCD_N2V7_7V3_ON, 1);
375}
376
377static void sony_lcd_off(void)
378{
379 gpio_set_value(GPIO59_HX4700_LCD_PC1, 0);
380 gpio_set_value(GPIO62_HX4700_LCD_nRESET, 0);
381 mdelay(10);
382 gpio_set_value(GPIO112_HX4700_LCD_N2V7_7V3_ON, 0);
383 mdelay(10);
384 gpio_set_value(GPIO111_HX4700_LCD_AVDD_3V3_ON, 0);
385 mdelay(10);
386 gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON, 0);
387}
388
d3ca1952
PZ		 389#ifdef CONFIG_PM
390static void w3220_lcd_suspend(struct w100fb_par *wfb)
391{
392 sony_lcd_off();
393}
394
395static void w3220_lcd_resume(struct w100fb_par *wfb)
396{
397 sony_lcd_init();
398}
399#else
400#define w3220_lcd_resume NULL
401#define w3220_lcd_suspend NULL
402#endif
403
404static struct w100_tg_info w3220_tg_info = {
405 .suspend = w3220_lcd_suspend,
406 .resume = w3220_lcd_resume,
407};
408
409/* W3220_VGA QVGA */
410static struct w100_gen_regs w3220_regs = {
411 .lcd_format = 0x00000003,
412 .lcdd_cntl1 = 0x00000000,
413 .lcdd_cntl2 = 0x0003ffff,
414 .genlcd_cntl1 = 0x00abf003, /* 0x00fff003 */
415 .genlcd_cntl2 = 0x00000003,
416 .genlcd_cntl3 = 0x000102aa,
417};
418
419static struct w100_mode w3220_modes[] = {
420{
421 .xres = 480,
422 .yres = 640,
423 .left_margin = 15,
424 .right_margin = 16,
425 .upper_margin = 8,
426 .lower_margin = 7,
427 .crtc_ss = 0x00000000,
428 .crtc_ls = 0xa1ff01f9, /* 0x21ff01f9 */
429 .crtc_gs = 0xc0000000, /* 0x40000000 */
430 .crtc_vpos_gs = 0x0000028f,
431 .crtc_ps1_active = 0x00000000, /* 0x41060010 */
432 .crtc_rev = 0,
433 .crtc_dclk = 0x80000000,
434 .crtc_gclk = 0x040a0104,
435 .crtc_goe = 0,
436 .pll_freq = 95,
437 .pixclk_divider = 4,
438 .pixclk_divider_rotated = 4,
439 .pixclk_src = CLK_SRC_PLL,
440 .sysclk_divider = 0,
441 .sysclk_src = CLK_SRC_PLL,
442},
443{
444 .xres = 240,
445 .yres = 320,
446 .left_margin = 9,
447 .right_margin = 8,
448 .upper_margin = 5,
449 .lower_margin = 4,
450 .crtc_ss = 0x80150014,
451 .crtc_ls = 0xa0fb00f7,
452 .crtc_gs = 0xc0080007,
453 .crtc_vpos_gs = 0x00080007,
454 .crtc_rev = 0x0000000a,
455 .crtc_dclk = 0x81700030,
456 .crtc_gclk = 0x8015010f,
457 .crtc_goe = 0x00000000,
458 .pll_freq = 95,
459 .pixclk_divider = 4,
460 .pixclk_divider_rotated = 4,
461 .pixclk_src = CLK_SRC_PLL,
462 .sysclk_divider = 0,
463 .sysclk_src = CLK_SRC_PLL,
464},
465};
466
467struct w100_mem_info w3220_mem_info = {
468 .ext_cntl = 0x09640011,
469 .sdram_mode_reg = 0x00600021,
470 .ext_timing_cntl = 0x1a001545, /* 0x15001545 */
471 .io_cntl = 0x7ddd7333,
472 .size = 0x1fffff,
473};
474
475struct w100_bm_mem_info w3220_bm_mem_info = {
476 .ext_mem_bw = 0x50413e01,
477 .offset = 0,
478 .ext_timing_ctl = 0x00043f7f,
479 .ext_cntl = 0x00000010,
480 .mode_reg = 0x00250000,
481 .io_cntl = 0x0fff0000,
482 .config = 0x08301480,
483};
484
485static struct w100_gpio_regs w3220_gpio_info = {
486 .init_data1 = 0xdfe00100, /* GPIO_DATA */
487 .gpio_dir1 = 0xffff0000, /* GPIO_CNTL1 */
488 .gpio_oe1 = 0x00000000, /* GPIO_CNTL2 */
489 .init_data2 = 0x00000000, /* GPIO_DATA2 */
490 .gpio_dir2 = 0x00000000, /* GPIO_CNTL3 */
491 .gpio_oe2 = 0x00000000, /* GPIO_CNTL4 */
492};
493
494static struct w100fb_mach_info w3220_info = {
495 .tg = &w3220_tg_info,
496 .mem = &w3220_mem_info,
497 .bm_mem = &w3220_bm_mem_info,
498 .gpio = &w3220_gpio_info,
499 .regs = &w3220_regs,
500 .modelist = w3220_modes,
501 .num_modes = 2,
502 .xtal_freq = 16000000,
503};
504
505static struct resource w3220_resources[] = {
506 [0] = {
507 .start = ATI_W3220_PHYS,
508 .end = ATI_W3220_PHYS + 0x00ffffff,
509 .flags = IORESOURCE_MEM,
510 },
511};
512
513static struct platform_device w3220 = {
514 .name = "w100fb",
515 .id = -1,
516 .dev = {
517 .platform_data = &w3220_info,
518 },
519 .num_resources = ARRAY_SIZE(w3220_resources),
520 .resource = w3220_resources,
521};
522
e2c509c7
PZ		 523static void hx4700_lcd_set_power(struct plat_lcd_data *pd, unsigned int power)
524{
525 if (power)
526 sony_lcd_init();
527 else
528 sony_lcd_off();
529}
530
531static struct plat_lcd_data hx4700_lcd_data = {
532 .set_power = hx4700_lcd_set_power,
533};
534
535static struct platform_device hx4700_lcd = {
536 .name = "platform-lcd",
537 .id = -1,
538 .dev = {
539 .platform_data = &hx4700_lcd_data,
540 .parent = &w3220.dev,
541 },
542};
543
d3ca1952
PZ		 544/*
545 * Backlight
546 */
547
548static struct platform_pwm_backlight_data backlight_data = {
549 .pwm_id = 1,
550 .max_brightness = 200,
551 .dft_brightness = 100,
552 .pwm_period_ns = 30923,
553};
554
555static struct platform_device backlight = {
556 .name = "pwm-backlight",
557 .id = -1,
558 .dev = {
559 .parent = &pxa27x_device_pwm1.dev,
560 .platform_data = &backlight_data,
561 },
562};
563
564/*
565 * USB "Transceiver"
566 */
567
568static struct gpio_vbus_mach_info gpio_vbus_info = {
569 .gpio_pullup = GPIO76_HX4700_USBC_PUEN,
570 .gpio_vbus = GPIOD14_nUSBC_DETECT,
571 .gpio_vbus_inverted = 1,
572};
573
574static struct platform_device gpio_vbus = {
575 .name = "gpio-vbus",
576 .id = -1,
577 .dev = {
578 .platform_data = &gpio_vbus_info,
579 },
580};
581
582/*
583 * Touchscreen - TSC2046 connected to SSP2
584 */
585
586static const struct ads7846_platform_data tsc2046_info = {
587 .model = 7846,
588 .vref_delay_usecs = 100,
10d5d99e 589 .pressure_max = 1024,
d3ca1952
PZ		 590 .debounce_max = 10,
591 .debounce_tol = 3,
592 .debounce_rep = 1,
593 .gpio_pendown = GPIO58_HX4700_TSC2046_nPENIRQ,
594};
595
596static struct pxa2xx_spi_chip tsc2046_chip = {
597 .tx_threshold = 1,
598 .rx_threshold = 2,
599 .timeout = 64,
600 .gpio_cs = GPIO88_HX4700_TSC2046_CS,
601};
602
603static struct spi_board_info tsc2046_board_info[] __initdata = {
604 {
605 .modalias = "ads7846",
606 .bus_num = 2,
607 .max_speed_hz = 2600000, /* 100 kHz sample rate */
4929f5a8 608 .irq = PXA_GPIO_TO_IRQ(GPIO58_HX4700_TSC2046_nPENIRQ),
d3ca1952
PZ		 609 .platform_data = &tsc2046_info,
610 .controller_data = &tsc2046_chip,
611 },
612};
613
614static struct pxa2xx_spi_master pxa_ssp2_master_info = {
615 .num_chipselect = 1,
616 .clock_enable = CKEN_SSP2,
617 .enable_dma = 1,
618};
619
620/*
621 * External power
622 */
623
624static int power_supply_init(struct device *dev)
625{
626 return gpio_request(GPIOD9_nAC_IN, "AC charger detect");
627}
628
629static int hx4700_is_ac_online(void)
630{
631 return !gpio_get_value(GPIOD9_nAC_IN);
632}
633
634static void power_supply_exit(struct device *dev)
635{
636 gpio_free(GPIOD9_nAC_IN);
637}
638
639static char *hx4700_supplicants[] = {
640 "ds2760-battery.0", "backup-battery"
641};
642
643static struct pda_power_pdata power_supply_info = {
644 .init = power_supply_init,
645 .is_ac_online = hx4700_is_ac_online,
646 .exit = power_supply_exit,
647 .supplied_to = hx4700_supplicants,
648 .num_supplicants = ARRAY_SIZE(hx4700_supplicants),
649};
650
651static struct resource power_supply_resources[] = {
652 [0] = {
653 .name = "ac",
654 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE |
655 IORESOURCE_IRQ_LOWEDGE,
4929f5a8
HZ		 656 .start = PXA_GPIO_TO_IRQ(GPIOD9_nAC_IN),
657 .end = PXA_GPIO_TO_IRQ(GPIOD9_nAC_IN),
d3ca1952
PZ		 658 },
659 [1] = {
660 .name = "usb",
661 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE |
662 IORESOURCE_IRQ_LOWEDGE,
4929f5a8
HZ		 663 .start = PXA_GPIO_TO_IRQ(GPIOD14_nUSBC_DETECT),
664 .end = PXA_GPIO_TO_IRQ(GPIOD14_nUSBC_DETECT),
d3ca1952
PZ		 665 },
666};
667
668static struct platform_device power_supply = {
669 .name = "pda-power",
670 .id = -1,
671 .dev = {
672 .platform_data = &power_supply_info,
673 },
674 .resource = power_supply_resources,
675 .num_resources = ARRAY_SIZE(power_supply_resources),
676};
677
678/*
679 * Battery charger
680 */
681
682static struct regulator_consumer_supply bq24022_consumers[] = {
0bf189ab
AL		 683 REGULATOR_SUPPLY("vbus_draw", NULL),
684 REGULATOR_SUPPLY("ac_draw", NULL),
d3ca1952
PZ		 685};
686
687static struct regulator_init_data bq24022_init_data = {
688 .constraints = {
689 .max_uA = 500000,
745b1f4f 690 .valid_ops_mask = REGULATOR_CHANGE_CURRENT|REGULATOR_CHANGE_STATUS,
d3ca1952
PZ		 691 },
692 .num_consumer_supplies = ARRAY_SIZE(bq24022_consumers),
693 .consumer_supplies = bq24022_consumers,
694};
695
6967cca8
HS		 696static struct gpio bq24022_gpios[] = {
697 { GPIO96_HX4700_BQ24022_ISET2, GPIOF_OUT_INIT_LOW, "bq24022_iset2" },
698};
699
700static struct gpio_regulator_state bq24022_states[] = {
701 { .value = 100000, .gpios = (0 << 0) },
702 { .value = 500000, .gpios = (1 << 0) },
703};
704
705static struct gpio_regulator_config bq24022_info = {
706 .supply_name = "bq24022",
707
708 .enable_gpio = GPIO72_HX4700_BQ24022_nCHARGE_EN,
709 .enable_high = 0,
710 .enabled_at_boot = 0,
711
712 .gpios = bq24022_gpios,
713 .nr_gpios = ARRAY_SIZE(bq24022_gpios),
714
715 .states = bq24022_states,
716 .nr_states = ARRAY_SIZE(bq24022_states),
717
718 .type = REGULATOR_CURRENT,
719 .init_data = &bq24022_init_data,
d3ca1952
PZ		 720};
721
722static struct platform_device bq24022 = {
6967cca8 723 .name = "gpio-regulator",
d3ca1952
PZ		 724 .id = -1,
725 .dev = {
726 .platform_data = &bq24022_info,
727 },
728};
729
730/*
731 * StrataFlash
732 */
733
667f390b 734static void hx4700_set_vpp(struct platform_device *pdev, int vpp)
d3ca1952
PZ		 735{
736 gpio_set_value(GPIO91_HX4700_FLASH_VPEN, vpp);
737}
738
11407e57
PP		 739static struct resource strataflash_resource[] = {
740 [0] = DEFINE_RES_MEM(PXA_CS0_PHYS, SZ_64M),
741 [1] = DEFINE_RES_MEM(PXA_CS0_PHYS + SZ_64M, SZ_64M),
d3ca1952
PZ		 742};
743
744static struct physmap_flash_data strataflash_data = {
745 .width = 4,
746 .set_vpp = hx4700_set_vpp,
747};
748
749static struct platform_device strataflash = {
750 .name = "physmap-flash",
751 .id = -1,
11407e57
PP		 752 .resource = strataflash_resource,
753 .num_resources = ARRAY_SIZE(strataflash_resource),
d3ca1952
PZ		 754 .dev = {
755 .platform_data = &strataflash_data,
756 },
757};
758
6ea0414f
PZ		 759/*
760 * Maxim MAX1587A on PI2C
761 */
762
0bf189ab
AL		 763static struct regulator_consumer_supply max1587a_consumer =
764 REGULATOR_SUPPLY("vcc_core", NULL);
6ea0414f
PZ		 765
766static struct regulator_init_data max1587a_v3_info = {
767 .constraints = {
768 .name = "vcc_core range",
769 .min_uV = 900000,
770 .max_uV = 1705000,
771 .always_on = 1,
772 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
773 },
774 .num_consumer_supplies = 1,
775 .consumer_supplies = &max1587a_consumer,
776};
777
778static struct max1586_subdev_data max1587a_subdev = {
779 .name = "vcc_core",
780 .id = MAX1586_V3,
781 .platform_data = &max1587a_v3_info,
782};
783
784static struct max1586_platform_data max1587a_info = {
785 .num_subdevs = 1,
786 .subdevs = &max1587a_subdev,
787 .v3_gain = MAX1586_GAIN_R24_3k32, /* 730..1550 mV */
788};
789
790static struct i2c_board_info __initdata pi2c_board_info[] = {
791 {
792 I2C_BOARD_INFO("max1586", 0x14),
793 .platform_data = &max1587a_info,
794 },
795};
796
d87f6143
AL		 797/*
798 * Asahi Kasei AK4641 on I2C
799 */
800
801static struct ak4641_platform_data ak4641_info = {
802 .gpio_power = GPIO27_HX4700_CODEC_ON,
803 .gpio_npdn = GPIO109_HX4700_CODEC_nPDN,
804};
805
806static struct i2c_board_info i2c_board_info[] __initdata = {
807 {
808 I2C_BOARD_INFO("ak4641", 0x12),
809 .platform_data = &ak4641_info,
810 },
811};
812
813static struct platform_device audio = {
814 .name = "hx4700-audio",
815 .id = -1,
816};
817
818
d3ca1952
PZ		 819/*
820 * Platform devices
821 */
822
823static struct platform_device *devices[] __initdata = {
824 &asic3,
825 &gpio_keys,
826 &backlight,
827 &w3220,
19d6c13b 828 &hx4700_lcd,
d3ca1952
PZ		 829 &egpio,
830 &bq24022,
831 &gpio_vbus,
832 &power_supply,
833 &strataflash,
d87f6143 834 &audio,
d3ca1952
PZ		 835};
836
6d49e6cf
PZ		 837static struct gpio global_gpios[] = {
838 { GPIO12_HX4700_ASIC3_IRQ, GPIOF_IN, "ASIC3_IRQ" },
839 { GPIO13_HX4700_W3220_IRQ, GPIOF_IN, "W3220_IRQ" },
840 { GPIO14_HX4700_nWLAN_IRQ, GPIOF_IN, "WLAN_IRQ" },
841 { GPIO59_HX4700_LCD_PC1, GPIOF_OUT_INIT_HIGH, "LCD_PC1" },
842 { GPIO62_HX4700_LCD_nRESET, GPIOF_OUT_INIT_HIGH, "LCD_RESET" },
843 { GPIO70_HX4700_LCD_SLIN1, GPIOF_OUT_INIT_HIGH, "LCD_SLIN1" },
844 { GPIO84_HX4700_LCD_SQN, GPIOF_OUT_INIT_HIGH, "LCD_SQN" },
845 { GPIO110_HX4700_LCD_LVDD_3V3_ON, GPIOF_OUT_INIT_HIGH, "LCD_LVDD" },
846 { GPIO111_HX4700_LCD_AVDD_3V3_ON, GPIOF_OUT_INIT_HIGH, "LCD_AVDD" },
847 { GPIO32_HX4700_RS232_ON, GPIOF_OUT_INIT_HIGH, "RS232_ON" },
848 { GPIO71_HX4700_ASIC3_nRESET, GPIOF_OUT_INIT_HIGH, "ASIC3_nRESET" },
849 { GPIO82_HX4700_EUART_RESET, GPIOF_OUT_INIT_HIGH, "EUART_RESET" },
d3ca1952
PZ		 850};
851
852static void __init hx4700_init(void)
853{
6d49e6cf
PZ		 854 int ret;
855
d3ca1952 856 pxa2xx_mfp_config(ARRAY_AND_SIZE(hx4700_pin_config));
6d49e6cf
PZ		 857 ret = gpio_request_array(ARRAY_AND_SIZE(global_gpios));
858 if (ret)
859 pr_err ("hx4700: Failed to request GPIOs.\n");
d3ca1952 860
cc155c6f
RK		 861 pxa_set_ffuart_info(NULL);
862 pxa_set_btuart_info(NULL);
863 pxa_set_stuart_info(NULL);
864
d3ca1952
PZ		 865 platform_add_devices(devices, ARRAY_SIZE(devices));
866
867 pxa_set_ficp_info(&ficp_info);
868 pxa27x_set_i2c_power_info(NULL);
869 pxa_set_i2c_info(NULL);
d87f6143 870 i2c_register_board_info(0, ARRAY_AND_SIZE(i2c_board_info));
6ea0414f 871 i2c_register_board_info(1, ARRAY_AND_SIZE(pi2c_board_info));
d3ca1952
PZ		 872 pxa2xx_set_spi_info(2, &pxa_ssp2_master_info);
873 spi_register_board_info(ARRAY_AND_SIZE(tsc2046_board_info));
874
d3ca1952
PZ		 875 gpio_set_value(GPIO71_HX4700_ASIC3_nRESET, 0);
876 mdelay(10);
877 gpio_set_value(GPIO71_HX4700_ASIC3_nRESET, 1);
878 mdelay(10);
879}
880
881MACHINE_START(H4700, "HP iPAQ HX4700")
7375aba6 882 .atag_offset = 0x100,
851982c1 883 .map_io = pxa27x_map_io,
6ac6b817 884 .nr_irqs = HX4700_NR_IRQS,
d3ca1952 885 .init_irq = pxa27x_init_irq,
8a97ae2f 886 .handle_irq = pxa27x_handle_irq,
d3ca1952
PZ		 887 .init_machine = hx4700_init,
888 .timer = &pxa_timer,
271a74fc 889 .restart = pxa_restart,
d3ca1952 890MACHINE_END
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