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/input/navpoint.h>
26 #include <linux/lcd.h>
27 #include <linux/mfd/htc-egpio.h>
28 #include <linux/mfd/asic3.h>
29 #include <linux/mtd/physmap.h>
30 #include <linux/pda_power.h>
31 #include <linux/pwm_backlight.h>
32 #include <linux/regulator/driver.h>
33 #include <linux/regulator/gpio-regulator.h>
34 #include <linux/regulator/machine.h>
35 #include <linux/regulator/max1586.h>
36 #include <linux/spi/ads7846.h>
37 #include <linux/spi/spi.h>
38 #include <linux/spi/pxa2xx_spi.h>
39 #include <linux/usb/gpio_vbus.h>
40 #include <linux/i2c/pxa-i2c.h>
42 #include <mach/hardware.h>
43 #include <asm/mach-types.h>
44 #include <asm/mach/arch.h>
46 #include <mach/pxa27x.h>
47 #include <mach/hx4700.h>
48 #include <mach/irda.h>
50 #include <sound/ak4641.h>
51 #include <video/platform_lcd.h>
52 #include <video/w100fb.h>
57 /* Physical address space information */
59 #define ATI_W3220_PHYS PXA_CS2_PHYS /* ATI Imageon 3220 Graphics */
60 #define ASIC3_PHYS PXA_CS3_PHYS
61 #define ASIC3_SD_PHYS (PXA_CS3_PHYS + 0x02000000)
63 static unsigned long hx4700_pin_config
[] __initdata
= {
65 /* SDRAM and Static Memory I/O Signals */
69 GPIO78_nCS_2
, /* W3220 */
70 GPIO79_nCS_3
, /* ASIC3 */
72 GPIO33_nCS_5
, /* EGPIO, WLAN */
102 GPIO43_BTUART_TXD_LPM_LOW
,
104 GPIO45_BTUART_RTS_LPM_LOW
,
110 /* PWM 1 (Backlight) */
114 GPIO28_I2S_BITCLK_OUT
,
116 GPIO30_I2S_SDATA_OUT
,
120 /* SSP 1 (NavPoint) */
126 /* SSP 2 (TSC2046) */
132 /* HX4700 specific input GPIOs */
133 GPIO12_GPIO
| WAKEUP_ON_EDGE_RISE
, /* ASIC3_IRQ */
134 GPIO13_GPIO
, /* W3220_IRQ */
135 GPIO14_GPIO
, /* nWLAN_IRQ */
137 /* HX4700 specific output GPIOs */
138 GPIO102_GPIO
| MFP_LPM_DRIVE_LOW
, /* SYNAPTICS_POWER_ON */
140 GPIO10_GPIO
, /* GSM_IRQ */
141 GPIO13_GPIO
, /* CPLD_IRQ */
142 GPIO107_GPIO
, /* DS1WM_IRQ */
143 GPIO108_GPIO
, /* GSM_READY */
144 GPIO58_GPIO
, /* TSC2046_nPENIRQ */
145 GPIO66_GPIO
, /* nSDIO_IRQ */
152 static struct pxaficp_platform_data ficp_info
= {
153 .gpio_pwdown
= GPIO105_HX4700_nIR_ON
,
154 .transceiver_cap
= IR_SIRMODE
| IR_OFF
,
161 #define INIT_KEY(_code, _gpio, _active_low, _desc) \
163 .code = KEY_##_code, \
165 .active_low = _active_low, \
171 static struct gpio_keys_button gpio_keys_buttons
[] = {
172 INIT_KEY(POWER
, GPIO0_HX4700_nKEY_POWER
, 1, "Power button"),
173 INIT_KEY(MAIL
, GPIO94_HX4700_KEY_MAIL
, 0, "Mail button"),
174 INIT_KEY(ADDRESSBOOK
, GPIO99_HX4700_KEY_CONTACTS
,0, "Contacts button"),
175 INIT_KEY(RECORD
, GPIOD6_nKEY_RECORD
, 1, "Record button"),
176 INIT_KEY(CALENDAR
, GPIOD1_nKEY_CALENDAR
, 1, "Calendar button"),
177 INIT_KEY(HOMEPAGE
, GPIOD3_nKEY_HOME
, 1, "Home button"),
180 static struct gpio_keys_platform_data gpio_keys_data
= {
181 .buttons
= gpio_keys_buttons
,
182 .nbuttons
= ARRAY_SIZE(gpio_keys_buttons
),
185 static struct platform_device gpio_keys
= {
188 .platform_data
= &gpio_keys_data
,
194 * Synaptics NavPoint connected to SSP1
197 static struct navpoint_platform_data navpoint_platform_data
= {
199 .gpio
= GPIO102_HX4700_SYNAPTICS_POWER_ON
,
202 static struct platform_device navpoint
= {
206 .platform_data
= &navpoint_platform_data
,
214 static u16 asic3_gpio_config
[] = {
215 /* ASIC3 GPIO banks A and B along with some of C and D
216 implement the buffering for the CF slot. */
217 ASIC3_CONFIG_GPIO(0, 1, 1, 0),
218 ASIC3_CONFIG_GPIO(1, 1, 1, 0),
219 ASIC3_CONFIG_GPIO(2, 1, 1, 0),
220 ASIC3_CONFIG_GPIO(3, 1, 1, 0),
221 ASIC3_CONFIG_GPIO(4, 1, 1, 0),
222 ASIC3_CONFIG_GPIO(5, 1, 1, 0),
223 ASIC3_CONFIG_GPIO(6, 1, 1, 0),
224 ASIC3_CONFIG_GPIO(7, 1, 1, 0),
225 ASIC3_CONFIG_GPIO(8, 1, 1, 0),
226 ASIC3_CONFIG_GPIO(9, 1, 1, 0),
227 ASIC3_CONFIG_GPIO(10, 1, 1, 0),
228 ASIC3_CONFIG_GPIO(11, 1, 1, 0),
229 ASIC3_CONFIG_GPIO(12, 1, 1, 0),
230 ASIC3_CONFIG_GPIO(13, 1, 1, 0),
231 ASIC3_CONFIG_GPIO(14, 1, 1, 0),
232 ASIC3_CONFIG_GPIO(15, 1, 1, 0),
234 ASIC3_CONFIG_GPIO(16, 1, 1, 0),
235 ASIC3_CONFIG_GPIO(17, 1, 1, 0),
236 ASIC3_CONFIG_GPIO(18, 1, 1, 0),
237 ASIC3_CONFIG_GPIO(19, 1, 1, 0),
238 ASIC3_CONFIG_GPIO(20, 1, 1, 0),
239 ASIC3_CONFIG_GPIO(21, 1, 1, 0),
240 ASIC3_CONFIG_GPIO(22, 1, 1, 0),
241 ASIC3_CONFIG_GPIO(23, 1, 1, 0),
242 ASIC3_CONFIG_GPIO(24, 1, 1, 0),
243 ASIC3_CONFIG_GPIO(25, 1, 1, 0),
244 ASIC3_CONFIG_GPIO(26, 1, 1, 0),
245 ASIC3_CONFIG_GPIO(27, 1, 1, 0),
246 ASIC3_CONFIG_GPIO(28, 1, 1, 0),
247 ASIC3_CONFIG_GPIO(29, 1, 1, 0),
248 ASIC3_CONFIG_GPIO(30, 1, 1, 0),
249 ASIC3_CONFIG_GPIO(31, 1, 1, 0),
251 /* GPIOC - CF, LEDs, SD */
252 ASIC3_GPIOC0_LED0
, /* red */
253 ASIC3_GPIOC1_LED1
, /* green */
254 ASIC3_GPIOC2_LED2
, /* blue */
261 ASIC3_GPIOC11_PSKTSEL
,
263 ASIC3_GPIOC13_nPWAIT
,
264 ASIC3_GPIOC14_nPIOIS16
,
267 /* GPIOD: input GPIOs, CF */
269 ASIC3_GPIOD11_nCIOIS16
,
270 ASIC3_GPIOD12_nCWAIT
,
274 static struct asic3_led asic3_leds
[ASIC3_NUM_LEDS
] = {
276 .name
= "hx4700:amber",
277 .default_trigger
= "ds2760-battery.0-charging-blink-full-solid",
280 .name
= "hx4700:green",
281 .default_trigger
= "unused",
284 .name
= "hx4700:blue",
285 .default_trigger
= "hx4700-radio",
289 static struct resource asic3_resources
[] = {
293 .end
= ASIC3_PHYS
+ ASIC3_MAP_SIZE_16BIT
- 1,
294 .flags
= IORESOURCE_MEM
,
297 .start
= PXA_GPIO_TO_IRQ(GPIO12_HX4700_ASIC3_IRQ
),
298 .end
= PXA_GPIO_TO_IRQ(GPIO12_HX4700_ASIC3_IRQ
),
299 .flags
= IORESOURCE_IRQ
,
303 .start
= ASIC3_SD_PHYS
,
304 .end
= ASIC3_SD_PHYS
+ ASIC3_MAP_SIZE_16BIT
- 1,
305 .flags
= IORESOURCE_MEM
,
308 .start
= PXA_GPIO_TO_IRQ(GPIO66_HX4700_ASIC3_nSDIO_IRQ
),
309 .end
= PXA_GPIO_TO_IRQ(GPIO66_HX4700_ASIC3_nSDIO_IRQ
),
310 .flags
= IORESOURCE_IRQ
,
314 static struct asic3_platform_data asic3_platform_data
= {
315 .gpio_config
= asic3_gpio_config
,
316 .gpio_config_num
= ARRAY_SIZE(asic3_gpio_config
),
317 .irq_base
= IRQ_BOARD_START
,
318 .gpio_base
= HX4700_ASIC3_GPIO_BASE
,
319 .clock_rate
= 4000000,
323 static struct platform_device asic3
= {
326 .resource
= asic3_resources
,
327 .num_resources
= ARRAY_SIZE(asic3_resources
),
329 .platform_data
= &asic3_platform_data
,
337 static struct resource egpio_resources
[] = {
339 .start
= PXA_CS5_PHYS
,
340 .end
= PXA_CS5_PHYS
+ 0x4 - 1,
341 .flags
= IORESOURCE_MEM
,
345 static struct htc_egpio_chip egpio_chips
[] = {
348 .gpio_base
= HX4700_EGPIO_BASE
,
350 .direction
= HTC_EGPIO_OUTPUT
,
354 static struct htc_egpio_platform_data egpio_info
= {
358 .num_chips
= ARRAY_SIZE(egpio_chips
),
361 static struct platform_device egpio
= {
364 .resource
= egpio_resources
,
365 .num_resources
= ARRAY_SIZE(egpio_resources
),
367 .platform_data
= &egpio_info
,
372 * LCD - Sony display connected to ATI Imageon w3220
375 static void sony_lcd_init(void)
377 gpio_set_value(GPIO84_HX4700_LCD_SQN
, 1);
378 gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON
, 0);
379 gpio_set_value(GPIO111_HX4700_LCD_AVDD_3V3_ON
, 0);
380 gpio_set_value(GPIO70_HX4700_LCD_SLIN1
, 0);
381 gpio_set_value(GPIO62_HX4700_LCD_nRESET
, 0);
383 gpio_set_value(GPIO59_HX4700_LCD_PC1
, 0);
384 gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON
, 0);
387 gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON
, 1);
389 gpio_set_value(GPIO111_HX4700_LCD_AVDD_3V3_ON
, 1);
391 /* FIXME: init w3220 registers here */
394 gpio_set_value(GPIO70_HX4700_LCD_SLIN1
, 1);
396 gpio_set_value(GPIO62_HX4700_LCD_nRESET
, 1);
398 gpio_set_value(GPIO59_HX4700_LCD_PC1
, 1);
400 gpio_set_value(GPIO112_HX4700_LCD_N2V7_7V3_ON
, 1);
403 static void sony_lcd_off(void)
405 gpio_set_value(GPIO59_HX4700_LCD_PC1
, 0);
406 gpio_set_value(GPIO62_HX4700_LCD_nRESET
, 0);
408 gpio_set_value(GPIO112_HX4700_LCD_N2V7_7V3_ON
, 0);
410 gpio_set_value(GPIO111_HX4700_LCD_AVDD_3V3_ON
, 0);
412 gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON
, 0);
416 static void w3220_lcd_suspend(struct w100fb_par
*wfb
)
421 static void w3220_lcd_resume(struct w100fb_par
*wfb
)
426 #define w3220_lcd_resume NULL
427 #define w3220_lcd_suspend NULL
430 static struct w100_tg_info w3220_tg_info
= {
431 .suspend
= w3220_lcd_suspend
,
432 .resume
= w3220_lcd_resume
,
436 static struct w100_gen_regs w3220_regs
= {
437 .lcd_format
= 0x00000003,
438 .lcdd_cntl1
= 0x00000000,
439 .lcdd_cntl2
= 0x0003ffff,
440 .genlcd_cntl1
= 0x00abf003, /* 0x00fff003 */
441 .genlcd_cntl2
= 0x00000003,
442 .genlcd_cntl3
= 0x000102aa,
445 static struct w100_mode w3220_modes
[] = {
453 .crtc_ss
= 0x00000000,
454 .crtc_ls
= 0xa1ff01f9, /* 0x21ff01f9 */
455 .crtc_gs
= 0xc0000000, /* 0x40000000 */
456 .crtc_vpos_gs
= 0x0000028f,
457 .crtc_ps1_active
= 0x00000000, /* 0x41060010 */
459 .crtc_dclk
= 0x80000000,
460 .crtc_gclk
= 0x040a0104,
464 .pixclk_divider_rotated
= 4,
465 .pixclk_src
= CLK_SRC_PLL
,
467 .sysclk_src
= CLK_SRC_PLL
,
476 .crtc_ss
= 0x80150014,
477 .crtc_ls
= 0xa0fb00f7,
478 .crtc_gs
= 0xc0080007,
479 .crtc_vpos_gs
= 0x00080007,
480 .crtc_rev
= 0x0000000a,
481 .crtc_dclk
= 0x81700030,
482 .crtc_gclk
= 0x8015010f,
483 .crtc_goe
= 0x00000000,
486 .pixclk_divider_rotated
= 4,
487 .pixclk_src
= CLK_SRC_PLL
,
489 .sysclk_src
= CLK_SRC_PLL
,
493 struct w100_mem_info w3220_mem_info
= {
494 .ext_cntl
= 0x09640011,
495 .sdram_mode_reg
= 0x00600021,
496 .ext_timing_cntl
= 0x1a001545, /* 0x15001545 */
497 .io_cntl
= 0x7ddd7333,
501 struct w100_bm_mem_info w3220_bm_mem_info
= {
502 .ext_mem_bw
= 0x50413e01,
504 .ext_timing_ctl
= 0x00043f7f,
505 .ext_cntl
= 0x00000010,
506 .mode_reg
= 0x00250000,
507 .io_cntl
= 0x0fff0000,
508 .config
= 0x08301480,
511 static struct w100_gpio_regs w3220_gpio_info
= {
512 .init_data1
= 0xdfe00100, /* GPIO_DATA */
513 .gpio_dir1
= 0xffff0000, /* GPIO_CNTL1 */
514 .gpio_oe1
= 0x00000000, /* GPIO_CNTL2 */
515 .init_data2
= 0x00000000, /* GPIO_DATA2 */
516 .gpio_dir2
= 0x00000000, /* GPIO_CNTL3 */
517 .gpio_oe2
= 0x00000000, /* GPIO_CNTL4 */
520 static struct w100fb_mach_info w3220_info
= {
521 .tg
= &w3220_tg_info
,
522 .mem
= &w3220_mem_info
,
523 .bm_mem
= &w3220_bm_mem_info
,
524 .gpio
= &w3220_gpio_info
,
526 .modelist
= w3220_modes
,
528 .xtal_freq
= 16000000,
531 static struct resource w3220_resources
[] = {
533 .start
= ATI_W3220_PHYS
,
534 .end
= ATI_W3220_PHYS
+ 0x00ffffff,
535 .flags
= IORESOURCE_MEM
,
539 static struct platform_device w3220
= {
543 .platform_data
= &w3220_info
,
545 .num_resources
= ARRAY_SIZE(w3220_resources
),
546 .resource
= w3220_resources
,
549 static void hx4700_lcd_set_power(struct plat_lcd_data
*pd
, unsigned int power
)
557 static struct plat_lcd_data hx4700_lcd_data
= {
558 .set_power
= hx4700_lcd_set_power
,
561 static struct platform_device hx4700_lcd
= {
562 .name
= "platform-lcd",
565 .platform_data
= &hx4700_lcd_data
,
566 .parent
= &w3220
.dev
,
574 static struct platform_pwm_backlight_data backlight_data
= {
576 .max_brightness
= 200,
577 .dft_brightness
= 100,
578 .pwm_period_ns
= 30923,
581 static struct platform_device backlight
= {
582 .name
= "pwm-backlight",
585 .parent
= &pxa27x_device_pwm1
.dev
,
586 .platform_data
= &backlight_data
,
594 static struct gpio_vbus_mach_info gpio_vbus_info
= {
595 .gpio_pullup
= GPIO76_HX4700_USBC_PUEN
,
596 .gpio_vbus
= GPIOD14_nUSBC_DETECT
,
597 .gpio_vbus_inverted
= 1,
600 static struct platform_device gpio_vbus
= {
604 .platform_data
= &gpio_vbus_info
,
609 * Touchscreen - TSC2046 connected to SSP2
612 static const struct ads7846_platform_data tsc2046_info
= {
614 .vref_delay_usecs
= 100,
615 .pressure_max
= 1024,
619 .gpio_pendown
= GPIO58_HX4700_TSC2046_nPENIRQ
,
622 static struct pxa2xx_spi_chip tsc2046_chip
= {
626 .gpio_cs
= GPIO88_HX4700_TSC2046_CS
,
629 static struct spi_board_info tsc2046_board_info
[] __initdata
= {
631 .modalias
= "ads7846",
633 .max_speed_hz
= 2600000, /* 100 kHz sample rate */
634 .irq
= PXA_GPIO_TO_IRQ(GPIO58_HX4700_TSC2046_nPENIRQ
),
635 .platform_data
= &tsc2046_info
,
636 .controller_data
= &tsc2046_chip
,
640 static struct pxa2xx_spi_master pxa_ssp2_master_info
= {
642 .clock_enable
= CKEN_SSP2
,
650 static int power_supply_init(struct device
*dev
)
652 return gpio_request(GPIOD9_nAC_IN
, "AC charger detect");
655 static int hx4700_is_ac_online(void)
657 return !gpio_get_value(GPIOD9_nAC_IN
);
660 static void power_supply_exit(struct device
*dev
)
662 gpio_free(GPIOD9_nAC_IN
);
665 static char *hx4700_supplicants
[] = {
666 "ds2760-battery.0", "backup-battery"
669 static struct pda_power_pdata power_supply_info
= {
670 .init
= power_supply_init
,
671 .is_ac_online
= hx4700_is_ac_online
,
672 .exit
= power_supply_exit
,
673 .supplied_to
= hx4700_supplicants
,
674 .num_supplicants
= ARRAY_SIZE(hx4700_supplicants
),
677 static struct resource power_supply_resources
[] = {
680 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_HIGHEDGE
|
681 IORESOURCE_IRQ_LOWEDGE
,
682 .start
= PXA_GPIO_TO_IRQ(GPIOD9_nAC_IN
),
683 .end
= PXA_GPIO_TO_IRQ(GPIOD9_nAC_IN
),
687 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_HIGHEDGE
|
688 IORESOURCE_IRQ_LOWEDGE
,
689 .start
= PXA_GPIO_TO_IRQ(GPIOD14_nUSBC_DETECT
),
690 .end
= PXA_GPIO_TO_IRQ(GPIOD14_nUSBC_DETECT
),
694 static struct platform_device power_supply
= {
698 .platform_data
= &power_supply_info
,
700 .resource
= power_supply_resources
,
701 .num_resources
= ARRAY_SIZE(power_supply_resources
),
708 static struct regulator_consumer_supply bq24022_consumers
[] = {
709 REGULATOR_SUPPLY("vbus_draw", NULL
),
710 REGULATOR_SUPPLY("ac_draw", NULL
),
713 static struct regulator_init_data bq24022_init_data
= {
716 .valid_ops_mask
= REGULATOR_CHANGE_CURRENT
|REGULATOR_CHANGE_STATUS
,
718 .num_consumer_supplies
= ARRAY_SIZE(bq24022_consumers
),
719 .consumer_supplies
= bq24022_consumers
,
722 static struct gpio bq24022_gpios
[] = {
723 { GPIO96_HX4700_BQ24022_ISET2
, GPIOF_OUT_INIT_LOW
, "bq24022_iset2" },
726 static struct gpio_regulator_state bq24022_states
[] = {
727 { .value
= 100000, .gpios
= (0 << 0) },
728 { .value
= 500000, .gpios
= (1 << 0) },
731 static struct gpio_regulator_config bq24022_info
= {
732 .supply_name
= "bq24022",
734 .enable_gpio
= GPIO72_HX4700_BQ24022_nCHARGE_EN
,
736 .enabled_at_boot
= 0,
738 .gpios
= bq24022_gpios
,
739 .nr_gpios
= ARRAY_SIZE(bq24022_gpios
),
741 .states
= bq24022_states
,
742 .nr_states
= ARRAY_SIZE(bq24022_states
),
744 .type
= REGULATOR_CURRENT
,
745 .init_data
= &bq24022_init_data
,
748 static struct platform_device bq24022
= {
749 .name
= "gpio-regulator",
752 .platform_data
= &bq24022_info
,
760 static void hx4700_set_vpp(struct platform_device
*pdev
, int vpp
)
762 gpio_set_value(GPIO91_HX4700_FLASH_VPEN
, vpp
);
765 static struct resource strataflash_resource
[] = {
766 [0] = DEFINE_RES_MEM(PXA_CS0_PHYS
, SZ_64M
),
767 [1] = DEFINE_RES_MEM(PXA_CS0_PHYS
+ SZ_64M
, SZ_64M
),
770 static struct physmap_flash_data strataflash_data
= {
772 .set_vpp
= hx4700_set_vpp
,
775 static struct platform_device strataflash
= {
776 .name
= "physmap-flash",
778 .resource
= strataflash_resource
,
779 .num_resources
= ARRAY_SIZE(strataflash_resource
),
781 .platform_data
= &strataflash_data
,
786 * Maxim MAX1587A on PI2C
789 static struct regulator_consumer_supply max1587a_consumer
=
790 REGULATOR_SUPPLY("vcc_core", NULL
);
792 static struct regulator_init_data max1587a_v3_info
= {
794 .name
= "vcc_core range",
798 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
,
800 .num_consumer_supplies
= 1,
801 .consumer_supplies
= &max1587a_consumer
,
804 static struct max1586_subdev_data max1587a_subdev
= {
807 .platform_data
= &max1587a_v3_info
,
810 static struct max1586_platform_data max1587a_info
= {
812 .subdevs
= &max1587a_subdev
,
813 .v3_gain
= MAX1586_GAIN_R24_3k32
, /* 730..1550 mV */
816 static struct i2c_board_info __initdata pi2c_board_info
[] = {
818 I2C_BOARD_INFO("max1586", 0x14),
819 .platform_data
= &max1587a_info
,
824 * Asahi Kasei AK4641 on I2C
827 static struct ak4641_platform_data ak4641_info
= {
828 .gpio_power
= GPIO27_HX4700_CODEC_ON
,
829 .gpio_npdn
= GPIO109_HX4700_CODEC_nPDN
,
832 static struct i2c_board_info i2c_board_info
[] __initdata
= {
834 I2C_BOARD_INFO("ak4641", 0x12),
835 .platform_data
= &ak4641_info
,
839 static struct platform_device audio
= {
840 .name
= "hx4700-audio",
849 static struct platform_device
*devices
[] __initdata
= {
864 static struct gpio global_gpios
[] = {
865 { GPIO12_HX4700_ASIC3_IRQ
, GPIOF_IN
, "ASIC3_IRQ" },
866 { GPIO13_HX4700_W3220_IRQ
, GPIOF_IN
, "W3220_IRQ" },
867 { GPIO14_HX4700_nWLAN_IRQ
, GPIOF_IN
, "WLAN_IRQ" },
868 { GPIO59_HX4700_LCD_PC1
, GPIOF_OUT_INIT_HIGH
, "LCD_PC1" },
869 { GPIO62_HX4700_LCD_nRESET
, GPIOF_OUT_INIT_HIGH
, "LCD_RESET" },
870 { GPIO70_HX4700_LCD_SLIN1
, GPIOF_OUT_INIT_HIGH
, "LCD_SLIN1" },
871 { GPIO84_HX4700_LCD_SQN
, GPIOF_OUT_INIT_HIGH
, "LCD_SQN" },
872 { GPIO110_HX4700_LCD_LVDD_3V3_ON
, GPIOF_OUT_INIT_HIGH
, "LCD_LVDD" },
873 { GPIO111_HX4700_LCD_AVDD_3V3_ON
, GPIOF_OUT_INIT_HIGH
, "LCD_AVDD" },
874 { GPIO32_HX4700_RS232_ON
, GPIOF_OUT_INIT_HIGH
, "RS232_ON" },
875 { GPIO71_HX4700_ASIC3_nRESET
, GPIOF_OUT_INIT_HIGH
, "ASIC3_nRESET" },
876 { GPIO82_HX4700_EUART_RESET
, GPIOF_OUT_INIT_HIGH
, "EUART_RESET" },
879 static void __init
hx4700_init(void)
883 pxa2xx_mfp_config(ARRAY_AND_SIZE(hx4700_pin_config
));
884 gpio_set_wake(GPIO12_HX4700_ASIC3_IRQ
, 1);
885 ret
= gpio_request_array(ARRAY_AND_SIZE(global_gpios
));
887 pr_err ("hx4700: Failed to request GPIOs.\n");
889 pxa_set_ffuart_info(NULL
);
890 pxa_set_btuart_info(NULL
);
891 pxa_set_stuart_info(NULL
);
893 platform_add_devices(devices
, ARRAY_SIZE(devices
));
895 pxa_set_ficp_info(&ficp_info
);
896 pxa27x_set_i2c_power_info(NULL
);
897 pxa_set_i2c_info(NULL
);
898 i2c_register_board_info(0, ARRAY_AND_SIZE(i2c_board_info
));
899 i2c_register_board_info(1, ARRAY_AND_SIZE(pi2c_board_info
));
900 pxa2xx_set_spi_info(2, &pxa_ssp2_master_info
);
901 spi_register_board_info(ARRAY_AND_SIZE(tsc2046_board_info
));
903 gpio_set_value(GPIO71_HX4700_ASIC3_nRESET
, 0);
905 gpio_set_value(GPIO71_HX4700_ASIC3_nRESET
, 1);
909 MACHINE_START(H4700
, "HP iPAQ HX4700")
910 .atag_offset
= 0x100,
911 .map_io
= pxa27x_map_io
,
912 .nr_irqs
= HX4700_NR_IRQS
,
913 .init_irq
= pxa27x_init_irq
,
914 .handle_irq
= pxa27x_handle_irq
,
915 .init_machine
= hx4700_init
,
917 .restart
= pxa_restart
,