2 * Support for HP iPAQ hx4700 PDAs.
4 * Copyright (c) 2008-2009 Philipp Zabel
7 * Copyright (c) 2004 Hewlett-Packard Company.
8 * Copyright (c) 2005 SDG Systems, LLC
9 * Copyright (c) 2006 Anton Vorontsov <cbou@mail.ru>
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.
17 #include <linux/kernel.h>
18 #include <linux/init.h>
19 #include <linux/platform_device.h>
20 #include <linux/delay.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>
31 #include <linux/regulator/driver.h>
32 #include <linux/regulator/gpio-regulator.h>
33 #include <linux/regulator/machine.h>
34 #include <linux/regulator/max1586.h>
35 #include <linux/spi/ads7846.h>
36 #include <linux/spi/spi.h>
37 #include <linux/spi/pxa2xx_spi.h>
38 #include <linux/usb/gpio_vbus.h>
39 #include <linux/i2c/pxa-i2c.h>
41 #include <mach/hardware.h>
42 #include <asm/mach-types.h>
43 #include <asm/mach/arch.h>
45 #include <mach/pxa27x.h>
46 #include <mach/hx4700.h>
47 #include <mach/irda.h>
49 #include <sound/ak4641.h>
50 #include <video/platform_lcd.h>
51 #include <video/w100fb.h>
56 /* Physical address space information */
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)
62 static unsigned long hx4700_pin_config[] __initdata = {
64 /* SDRAM and Static Memory I/O Signals */
68 GPIO78_nCS_2, /* W3220 */
69 GPIO79_nCS_3, /* ASIC3 */
71 GPIO33_nCS_5, /* EGPIO, WLAN */
101 GPIO43_BTUART_TXD_LPM_LOW,
103 GPIO45_BTUART_RTS_LPM_LOW,
105 /* PWM 1 (Backlight) */
109 GPIO28_I2S_BITCLK_OUT,
111 GPIO30_I2S_SDATA_OUT,
115 /* SSP 1 (NavPoint) */
121 /* SSP 2 (TSC2046) */
127 /* HX4700 specific input GPIOs */
128 GPIO12_GPIO, /* ASIC3_IRQ */
129 GPIO13_GPIO, /* W3220_IRQ */
130 GPIO14_GPIO, /* nWLAN_IRQ */
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 */
144 static struct pxaficp_platform_data ficp_info = {
145 .gpio_pwdown = GPIO105_HX4700_nIR_ON,
146 .transceiver_cap = IR_SIRMODE | IR_OFF,
153 #define INIT_KEY(_code, _gpio, _active_low, _desc) \
155 .code = KEY_##_code, \
157 .active_low = _active_low, \
163 static 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"),
172 static struct gpio_keys_platform_data gpio_keys_data = {
173 .buttons = gpio_keys_buttons,
174 .nbuttons = ARRAY_SIZE(gpio_keys_buttons),
177 static struct platform_device gpio_keys = {
180 .platform_data = &gpio_keys_data,
189 static 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),
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),
226 /* GPIOC - CF, LEDs, SD */
227 ASIC3_GPIOC0_LED0, /* red */
228 ASIC3_GPIOC1_LED1, /* green */
229 ASIC3_GPIOC2_LED2, /* blue */
237 ASIC3_GPIOC11_PSKTSEL,
239 ASIC3_GPIOC13_nPWAIT,
240 ASIC3_GPIOC14_nPIOIS16,
243 /* GPIOD: input GPIOs, CF */
244 ASIC3_GPIOD11_nCIOIS16,
245 ASIC3_GPIOD12_nCWAIT,
249 static struct asic3_led asic3_leds[ASIC3_NUM_LEDS] = {
251 .name = "hx4700:amber",
252 .default_trigger = "ds2760-battery.0-charging-blink-full-solid",
255 .name = "hx4700:green",
256 .default_trigger = "unused",
259 .name = "hx4700:blue",
260 .default_trigger = "hx4700-radio",
264 static struct resource asic3_resources[] = {
268 .end = ASIC3_PHYS + ASIC3_MAP_SIZE_16BIT - 1,
269 .flags = IORESOURCE_MEM,
272 .start = PXA_GPIO_TO_IRQ(GPIO12_HX4700_ASIC3_IRQ),
273 .end = PXA_GPIO_TO_IRQ(GPIO12_HX4700_ASIC3_IRQ),
274 .flags = IORESOURCE_IRQ,
278 .start = ASIC3_SD_PHYS,
279 .end = ASIC3_SD_PHYS + ASIC3_MAP_SIZE_16BIT - 1,
280 .flags = IORESOURCE_MEM,
283 .start = PXA_GPIO_TO_IRQ(GPIO66_HX4700_ASIC3_nSDIO_IRQ),
284 .end = PXA_GPIO_TO_IRQ(GPIO66_HX4700_ASIC3_nSDIO_IRQ),
285 .flags = IORESOURCE_IRQ,
289 static 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,
297 static struct platform_device asic3 = {
300 .resource = asic3_resources,
301 .num_resources = ARRAY_SIZE(asic3_resources),
303 .platform_data = &asic3_platform_data,
311 static struct resource egpio_resources[] = {
313 .start = PXA_CS5_PHYS,
314 .end = PXA_CS5_PHYS + 0x4 - 1,
315 .flags = IORESOURCE_MEM,
319 static struct htc_egpio_chip egpio_chips[] = {
322 .gpio_base = HX4700_EGPIO_BASE,
324 .direction = HTC_EGPIO_OUTPUT,
328 static struct htc_egpio_platform_data egpio_info = {
332 .num_chips = ARRAY_SIZE(egpio_chips),
335 static struct platform_device egpio = {
338 .resource = egpio_resources,
339 .num_resources = ARRAY_SIZE(egpio_resources),
341 .platform_data = &egpio_info,
346 * LCD - Sony display connected to ATI Imageon w3220
349 static void sony_lcd_init(void)
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);
357 gpio_set_value(GPIO59_HX4700_LCD_PC1, 0);
358 gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON, 0);
361 gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON, 1);
363 gpio_set_value(GPIO111_HX4700_LCD_AVDD_3V3_ON, 1);
365 /* FIXME: init w3220 registers here */
368 gpio_set_value(GPIO70_HX4700_LCD_SLIN1, 1);
370 gpio_set_value(GPIO62_HX4700_LCD_nRESET, 1);
372 gpio_set_value(GPIO59_HX4700_LCD_PC1, 1);
374 gpio_set_value(GPIO112_HX4700_LCD_N2V7_7V3_ON, 1);
377 static void sony_lcd_off(void)
379 gpio_set_value(GPIO59_HX4700_LCD_PC1, 0);
380 gpio_set_value(GPIO62_HX4700_LCD_nRESET, 0);
382 gpio_set_value(GPIO112_HX4700_LCD_N2V7_7V3_ON, 0);
384 gpio_set_value(GPIO111_HX4700_LCD_AVDD_3V3_ON, 0);
386 gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON, 0);
390 static void w3220_lcd_suspend(struct w100fb_par *wfb)
395 static void w3220_lcd_resume(struct w100fb_par *wfb)
400 #define w3220_lcd_resume NULL
401 #define w3220_lcd_suspend NULL
404 static struct w100_tg_info w3220_tg_info = {
405 .suspend = w3220_lcd_suspend,
406 .resume = w3220_lcd_resume,
410 static 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,
419 static struct w100_mode w3220_modes[] = {
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 */
433 .crtc_dclk = 0x80000000,
434 .crtc_gclk = 0x040a0104,
438 .pixclk_divider_rotated = 4,
439 .pixclk_src = CLK_SRC_PLL,
441 .sysclk_src = CLK_SRC_PLL,
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,
460 .pixclk_divider_rotated = 4,
461 .pixclk_src = CLK_SRC_PLL,
463 .sysclk_src = CLK_SRC_PLL,
467 struct 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,
475 struct w100_bm_mem_info w3220_bm_mem_info = {
476 .ext_mem_bw = 0x50413e01,
478 .ext_timing_ctl = 0x00043f7f,
479 .ext_cntl = 0x00000010,
480 .mode_reg = 0x00250000,
481 .io_cntl = 0x0fff0000,
482 .config = 0x08301480,
485 static 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 */
494 static 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,
500 .modelist = w3220_modes,
502 .xtal_freq = 16000000,
505 static struct resource w3220_resources[] = {
507 .start = ATI_W3220_PHYS,
508 .end = ATI_W3220_PHYS + 0x00ffffff,
509 .flags = IORESOURCE_MEM,
513 static struct platform_device w3220 = {
517 .platform_data = &w3220_info,
519 .num_resources = ARRAY_SIZE(w3220_resources),
520 .resource = w3220_resources,
523 static void hx4700_lcd_set_power(struct plat_lcd_data *pd, unsigned int power)
531 static struct plat_lcd_data hx4700_lcd_data = {
532 .set_power = hx4700_lcd_set_power,
535 static struct platform_device hx4700_lcd = {
536 .name = "platform-lcd",
539 .platform_data = &hx4700_lcd_data,
540 .parent = &w3220.dev,
548 static struct platform_pwm_backlight_data backlight_data = {
550 .max_brightness = 200,
551 .dft_brightness = 100,
552 .pwm_period_ns = 30923,
555 static struct platform_device backlight = {
556 .name = "pwm-backlight",
559 .parent = &pxa27x_device_pwm1.dev,
560 .platform_data = &backlight_data,
568 static 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,
574 static struct platform_device gpio_vbus = {
578 .platform_data = &gpio_vbus_info,
583 * Touchscreen - TSC2046 connected to SSP2
586 static const struct ads7846_platform_data tsc2046_info = {
588 .vref_delay_usecs = 100,
589 .pressure_max = 1024,
593 .gpio_pendown = GPIO58_HX4700_TSC2046_nPENIRQ,
596 static struct pxa2xx_spi_chip tsc2046_chip = {
600 .gpio_cs = GPIO88_HX4700_TSC2046_CS,
603 static struct spi_board_info tsc2046_board_info[] __initdata = {
605 .modalias = "ads7846",
607 .max_speed_hz = 2600000, /* 100 kHz sample rate */
608 .irq = PXA_GPIO_TO_IRQ(GPIO58_HX4700_TSC2046_nPENIRQ),
609 .platform_data = &tsc2046_info,
610 .controller_data = &tsc2046_chip,
614 static struct pxa2xx_spi_master pxa_ssp2_master_info = {
616 .clock_enable = CKEN_SSP2,
624 static int power_supply_init(struct device *dev)
626 return gpio_request(GPIOD9_nAC_IN, "AC charger detect");
629 static int hx4700_is_ac_online(void)
631 return !gpio_get_value(GPIOD9_nAC_IN);
634 static void power_supply_exit(struct device *dev)
636 gpio_free(GPIOD9_nAC_IN);
639 static char *hx4700_supplicants[] = {
640 "ds2760-battery.0", "backup-battery"
643 static 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),
651 static struct resource power_supply_resources[] = {
654 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE |
655 IORESOURCE_IRQ_LOWEDGE,
656 .start = PXA_GPIO_TO_IRQ(GPIOD9_nAC_IN),
657 .end = PXA_GPIO_TO_IRQ(GPIOD9_nAC_IN),
661 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE |
662 IORESOURCE_IRQ_LOWEDGE,
663 .start = PXA_GPIO_TO_IRQ(GPIOD14_nUSBC_DETECT),
664 .end = PXA_GPIO_TO_IRQ(GPIOD14_nUSBC_DETECT),
668 static struct platform_device power_supply = {
672 .platform_data = &power_supply_info,
674 .resource = power_supply_resources,
675 .num_resources = ARRAY_SIZE(power_supply_resources),
682 static struct regulator_consumer_supply bq24022_consumers[] = {
684 .dev = &gpio_vbus.dev,
685 .supply = "vbus_draw",
688 .dev = &power_supply.dev,
693 static struct regulator_init_data bq24022_init_data = {
696 .valid_ops_mask = REGULATOR_CHANGE_CURRENT|REGULATOR_CHANGE_STATUS,
698 .num_consumer_supplies = ARRAY_SIZE(bq24022_consumers),
699 .consumer_supplies = bq24022_consumers,
702 static struct gpio bq24022_gpios[] = {
703 { GPIO96_HX4700_BQ24022_ISET2, GPIOF_OUT_INIT_LOW, "bq24022_iset2" },
706 static struct gpio_regulator_state bq24022_states[] = {
707 { .value = 100000, .gpios = (0 << 0) },
708 { .value = 500000, .gpios = (1 << 0) },
711 static struct gpio_regulator_config bq24022_info = {
712 .supply_name = "bq24022",
714 .enable_gpio = GPIO72_HX4700_BQ24022_nCHARGE_EN,
716 .enabled_at_boot = 0,
718 .gpios = bq24022_gpios,
719 .nr_gpios = ARRAY_SIZE(bq24022_gpios),
721 .states = bq24022_states,
722 .nr_states = ARRAY_SIZE(bq24022_states),
724 .type = REGULATOR_CURRENT,
725 .init_data = &bq24022_init_data,
728 static struct platform_device bq24022 = {
729 .name = "gpio-regulator",
732 .platform_data = &bq24022_info,
740 static void hx4700_set_vpp(struct platform_device *pdev, int vpp)
742 gpio_set_value(GPIO91_HX4700_FLASH_VPEN, vpp);
745 static struct resource strataflash_resource[] = {
746 [0] = DEFINE_RES_MEM(PXA_CS0_PHYS, SZ_64M),
747 [1] = DEFINE_RES_MEM(PXA_CS0_PHYS + SZ_64M, SZ_64M),
750 static struct physmap_flash_data strataflash_data = {
752 .set_vpp = hx4700_set_vpp,
755 static struct platform_device strataflash = {
756 .name = "physmap-flash",
758 .resource = strataflash_resource,
759 .num_resources = ARRAY_SIZE(strataflash_resource),
761 .platform_data = &strataflash_data,
766 * Maxim MAX1587A on PI2C
769 static struct regulator_consumer_supply max1587a_consumer = {
770 .supply = "vcc_core",
773 static struct regulator_init_data max1587a_v3_info = {
775 .name = "vcc_core range",
779 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
781 .num_consumer_supplies = 1,
782 .consumer_supplies = &max1587a_consumer,
785 static struct max1586_subdev_data max1587a_subdev = {
788 .platform_data = &max1587a_v3_info,
791 static struct max1586_platform_data max1587a_info = {
793 .subdevs = &max1587a_subdev,
794 .v3_gain = MAX1586_GAIN_R24_3k32, /* 730..1550 mV */
797 static struct i2c_board_info __initdata pi2c_board_info[] = {
799 I2C_BOARD_INFO("max1586", 0x14),
800 .platform_data = &max1587a_info,
805 * Asahi Kasei AK4641 on I2C
808 static struct ak4641_platform_data ak4641_info = {
809 .gpio_power = GPIO27_HX4700_CODEC_ON,
810 .gpio_npdn = GPIO109_HX4700_CODEC_nPDN,
813 static struct i2c_board_info i2c_board_info[] __initdata = {
815 I2C_BOARD_INFO("ak4641", 0x12),
816 .platform_data = &ak4641_info,
820 static struct platform_device audio = {
821 .name = "hx4700-audio",
830 static struct platform_device *devices[] __initdata = {
844 static struct gpio global_gpios[] = {
845 { GPIO12_HX4700_ASIC3_IRQ, GPIOF_IN, "ASIC3_IRQ" },
846 { GPIO13_HX4700_W3220_IRQ, GPIOF_IN, "W3220_IRQ" },
847 { GPIO14_HX4700_nWLAN_IRQ, GPIOF_IN, "WLAN_IRQ" },
848 { GPIO59_HX4700_LCD_PC1, GPIOF_OUT_INIT_HIGH, "LCD_PC1" },
849 { GPIO62_HX4700_LCD_nRESET, GPIOF_OUT_INIT_HIGH, "LCD_RESET" },
850 { GPIO70_HX4700_LCD_SLIN1, GPIOF_OUT_INIT_HIGH, "LCD_SLIN1" },
851 { GPIO84_HX4700_LCD_SQN, GPIOF_OUT_INIT_HIGH, "LCD_SQN" },
852 { GPIO110_HX4700_LCD_LVDD_3V3_ON, GPIOF_OUT_INIT_HIGH, "LCD_LVDD" },
853 { GPIO111_HX4700_LCD_AVDD_3V3_ON, GPIOF_OUT_INIT_HIGH, "LCD_AVDD" },
854 { GPIO32_HX4700_RS232_ON, GPIOF_OUT_INIT_HIGH, "RS232_ON" },
855 { GPIO71_HX4700_ASIC3_nRESET, GPIOF_OUT_INIT_HIGH, "ASIC3_nRESET" },
856 { GPIO82_HX4700_EUART_RESET, GPIOF_OUT_INIT_HIGH, "EUART_RESET" },
859 static void __init hx4700_init(void)
863 pxa2xx_mfp_config(ARRAY_AND_SIZE(hx4700_pin_config));
864 ret = gpio_request_array(ARRAY_AND_SIZE(global_gpios));
866 pr_err ("hx4700: Failed to request GPIOs.\n");
868 pxa_set_ffuart_info(NULL);
869 pxa_set_btuart_info(NULL);
870 pxa_set_stuart_info(NULL);
872 platform_add_devices(devices, ARRAY_SIZE(devices));
874 pxa_set_ficp_info(&ficp_info);
875 pxa27x_set_i2c_power_info(NULL);
876 pxa_set_i2c_info(NULL);
877 i2c_register_board_info(0, ARRAY_AND_SIZE(i2c_board_info));
878 i2c_register_board_info(1, ARRAY_AND_SIZE(pi2c_board_info));
879 pxa2xx_set_spi_info(2, &pxa_ssp2_master_info);
880 spi_register_board_info(ARRAY_AND_SIZE(tsc2046_board_info));
882 gpio_set_value(GPIO71_HX4700_ASIC3_nRESET, 0);
884 gpio_set_value(GPIO71_HX4700_ASIC3_nRESET, 1);
888 MACHINE_START(H4700, "HP iPAQ HX4700")
889 .atag_offset = 0x100,
890 .map_io = pxa27x_map_io,
891 .nr_irqs = HX4700_NR_IRQS,
892 .init_irq = pxa27x_init_irq,
893 .handle_irq = pxa27x_handle_irq,
894 .init_machine = hx4700_init,
896 .restart = pxa_restart,