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.h>
32 #include <linux/pwm_backlight.h>
33 #include <linux/regulator/driver.h>
34 #include <linux/regulator/gpio-regulator.h>
35 #include <linux/regulator/machine.h>
36 #include <linux/regulator/max1586.h>
37 #include <linux/spi/ads7846.h>
38 #include <linux/spi/spi.h>
39 #include <linux/spi/pxa2xx_spi.h>
40 #include <linux/usb/gpio_vbus.h>
41 #include <linux/i2c/pxa-i2c.h>
43 #include <mach/hardware.h>
44 #include <asm/mach-types.h>
45 #include <asm/mach/arch.h>
47 #include <mach/pxa27x.h>
48 #include <mach/hx4700.h>
49 #include <linux/platform_data/irda-pxaficp.h>
51 #include <sound/ak4641.h>
52 #include <video/platform_lcd.h>
53 #include <video/w100fb.h>
58 /* Physical address space information */
60 #define ATI_W3220_PHYS PXA_CS2_PHYS /* ATI Imageon 3220 Graphics */
61 #define ASIC3_PHYS PXA_CS3_PHYS
62 #define ASIC3_SD_PHYS (PXA_CS3_PHYS + 0x02000000)
64 static unsigned long hx4700_pin_config
[] __initdata
= {
66 /* SDRAM and Static Memory I/O Signals */
70 GPIO78_nCS_2
, /* W3220 */
71 GPIO79_nCS_3
, /* ASIC3 */
73 GPIO33_nCS_5
, /* EGPIO, WLAN */
103 GPIO43_BTUART_TXD_LPM_LOW
,
105 GPIO45_BTUART_RTS_LPM_LOW
,
111 /* PWM 1 (Backlight) */
115 GPIO28_I2S_BITCLK_OUT
,
117 GPIO30_I2S_SDATA_OUT
,
121 /* SSP 1 (NavPoint) */
127 /* SSP 2 (TSC2046) */
131 GPIO88_GPIO
| MFP_LPM_DRIVE_HIGH
, /* TSC2046_CS */
133 /* BQ24022 Regulator */
134 GPIO72_GPIO
| MFP_LPM_KEEP_OUTPUT
, /* BQ24022_nCHARGE_EN */
135 GPIO96_GPIO
| MFP_LPM_KEEP_OUTPUT
, /* BQ24022_ISET2 */
137 /* HX4700 specific input GPIOs */
138 GPIO12_GPIO
| WAKEUP_ON_EDGE_RISE
, /* ASIC3_IRQ */
139 GPIO13_GPIO
, /* W3220_IRQ */
140 GPIO14_GPIO
, /* nWLAN_IRQ */
142 /* HX4700 specific output GPIOs */
143 GPIO61_GPIO
| MFP_LPM_DRIVE_HIGH
, /* W3220_nRESET */
144 GPIO71_GPIO
| MFP_LPM_DRIVE_HIGH
, /* ASIC3_nRESET */
145 GPIO81_GPIO
| MFP_LPM_DRIVE_HIGH
, /* CPU_GP_nRESET */
146 GPIO116_GPIO
| MFP_LPM_DRIVE_HIGH
, /* CPU_HW_nRESET */
147 GPIO102_GPIO
| MFP_LPM_DRIVE_LOW
, /* SYNAPTICS_POWER_ON */
149 GPIO10_GPIO
, /* GSM_IRQ */
150 GPIO13_GPIO
, /* CPLD_IRQ */
151 GPIO107_GPIO
, /* DS1WM_IRQ */
152 GPIO108_GPIO
, /* GSM_READY */
153 GPIO58_GPIO
, /* TSC2046_nPENIRQ */
154 GPIO66_GPIO
, /* nSDIO_IRQ */
161 static struct pxaficp_platform_data ficp_info
= {
162 .gpio_pwdown
= GPIO105_HX4700_nIR_ON
,
163 .transceiver_cap
= IR_SIRMODE
| IR_OFF
,
170 #define INIT_KEY(_code, _gpio, _active_low, _desc) \
172 .code = KEY_##_code, \
174 .active_low = _active_low, \
180 static struct gpio_keys_button gpio_keys_buttons
[] = {
181 INIT_KEY(POWER
, GPIO0_HX4700_nKEY_POWER
, 1, "Power button"),
182 INIT_KEY(MAIL
, GPIO94_HX4700_KEY_MAIL
, 0, "Mail button"),
183 INIT_KEY(ADDRESSBOOK
, GPIO99_HX4700_KEY_CONTACTS
,0, "Contacts button"),
184 INIT_KEY(RECORD
, GPIOD6_nKEY_RECORD
, 1, "Record button"),
185 INIT_KEY(CALENDAR
, GPIOD1_nKEY_CALENDAR
, 1, "Calendar button"),
186 INIT_KEY(HOMEPAGE
, GPIOD3_nKEY_HOME
, 1, "Home button"),
189 static struct gpio_keys_platform_data gpio_keys_data
= {
190 .buttons
= gpio_keys_buttons
,
191 .nbuttons
= ARRAY_SIZE(gpio_keys_buttons
),
194 static struct platform_device gpio_keys
= {
197 .platform_data
= &gpio_keys_data
,
203 * Synaptics NavPoint connected to SSP1
206 static struct navpoint_platform_data navpoint_platform_data
= {
208 .gpio
= GPIO102_HX4700_SYNAPTICS_POWER_ON
,
211 static struct platform_device navpoint
= {
215 .platform_data
= &navpoint_platform_data
,
223 static u16 asic3_gpio_config
[] = {
224 /* ASIC3 GPIO banks A and B along with some of C and D
225 implement the buffering for the CF slot. */
226 ASIC3_CONFIG_GPIO(0, 1, 1, 0),
227 ASIC3_CONFIG_GPIO(1, 1, 1, 0),
228 ASIC3_CONFIG_GPIO(2, 1, 1, 0),
229 ASIC3_CONFIG_GPIO(3, 1, 1, 0),
230 ASIC3_CONFIG_GPIO(4, 1, 1, 0),
231 ASIC3_CONFIG_GPIO(5, 1, 1, 0),
232 ASIC3_CONFIG_GPIO(6, 1, 1, 0),
233 ASIC3_CONFIG_GPIO(7, 1, 1, 0),
234 ASIC3_CONFIG_GPIO(8, 1, 1, 0),
235 ASIC3_CONFIG_GPIO(9, 1, 1, 0),
236 ASIC3_CONFIG_GPIO(10, 1, 1, 0),
237 ASIC3_CONFIG_GPIO(11, 1, 1, 0),
238 ASIC3_CONFIG_GPIO(12, 1, 1, 0),
239 ASIC3_CONFIG_GPIO(13, 1, 1, 0),
240 ASIC3_CONFIG_GPIO(14, 1, 1, 0),
241 ASIC3_CONFIG_GPIO(15, 1, 1, 0),
243 ASIC3_CONFIG_GPIO(16, 1, 1, 0),
244 ASIC3_CONFIG_GPIO(17, 1, 1, 0),
245 ASIC3_CONFIG_GPIO(18, 1, 1, 0),
246 ASIC3_CONFIG_GPIO(19, 1, 1, 0),
247 ASIC3_CONFIG_GPIO(20, 1, 1, 0),
248 ASIC3_CONFIG_GPIO(21, 1, 1, 0),
249 ASIC3_CONFIG_GPIO(22, 1, 1, 0),
250 ASIC3_CONFIG_GPIO(23, 1, 1, 0),
251 ASIC3_CONFIG_GPIO(24, 1, 1, 0),
252 ASIC3_CONFIG_GPIO(25, 1, 1, 0),
253 ASIC3_CONFIG_GPIO(26, 1, 1, 0),
254 ASIC3_CONFIG_GPIO(27, 1, 1, 0),
255 ASIC3_CONFIG_GPIO(28, 1, 1, 0),
256 ASIC3_CONFIG_GPIO(29, 1, 1, 0),
257 ASIC3_CONFIG_GPIO(30, 1, 1, 0),
258 ASIC3_CONFIG_GPIO(31, 1, 1, 0),
260 /* GPIOC - CF, LEDs, SD */
261 ASIC3_GPIOC0_LED0
, /* red */
262 ASIC3_GPIOC1_LED1
, /* green */
263 ASIC3_GPIOC2_LED2
, /* blue */
270 ASIC3_GPIOC11_PSKTSEL
,
272 ASIC3_GPIOC13_nPWAIT
,
273 ASIC3_GPIOC14_nPIOIS16
,
276 /* GPIOD: input GPIOs, CF */
278 ASIC3_GPIOD11_nCIOIS16
,
279 ASIC3_GPIOD12_nCWAIT
,
283 static struct asic3_led asic3_leds
[ASIC3_NUM_LEDS
] = {
285 .name
= "hx4700:amber",
286 .default_trigger
= "ds2760-battery.0-charging-blink-full-solid",
289 .name
= "hx4700:green",
290 .default_trigger
= "unused",
293 .name
= "hx4700:blue",
294 .default_trigger
= "hx4700-radio",
298 static struct resource asic3_resources
[] = {
300 [0] = DEFINE_RES_MEM(ASIC3_PHYS
, ASIC3_MAP_SIZE_16BIT
),
301 [1] = DEFINE_RES_IRQ(PXA_GPIO_TO_IRQ(GPIO12_HX4700_ASIC3_IRQ
)),
303 [2] = DEFINE_RES_MEM(ASIC3_SD_PHYS
, ASIC3_MAP_SIZE_16BIT
),
304 [3] = DEFINE_RES_IRQ(PXA_GPIO_TO_IRQ(GPIO66_HX4700_ASIC3_nSDIO_IRQ
)),
307 static struct asic3_platform_data asic3_platform_data
= {
308 .gpio_config
= asic3_gpio_config
,
309 .gpio_config_num
= ARRAY_SIZE(asic3_gpio_config
),
310 .irq_base
= IRQ_BOARD_START
,
311 .gpio_base
= HX4700_ASIC3_GPIO_BASE
,
312 .clock_rate
= 4000000,
316 static struct platform_device asic3
= {
319 .resource
= asic3_resources
,
320 .num_resources
= ARRAY_SIZE(asic3_resources
),
322 .platform_data
= &asic3_platform_data
,
330 static struct resource egpio_resources
[] = {
331 [0] = DEFINE_RES_MEM(PXA_CS5_PHYS
, 0x4),
334 static struct htc_egpio_chip egpio_chips
[] = {
337 .gpio_base
= HX4700_EGPIO_BASE
,
339 .direction
= HTC_EGPIO_OUTPUT
,
343 static struct htc_egpio_platform_data egpio_info
= {
347 .num_chips
= ARRAY_SIZE(egpio_chips
),
350 static struct platform_device egpio
= {
353 .resource
= egpio_resources
,
354 .num_resources
= ARRAY_SIZE(egpio_resources
),
356 .platform_data
= &egpio_info
,
361 * LCD - Sony display connected to ATI Imageon w3220
364 static void sony_lcd_init(void)
366 gpio_set_value(GPIO84_HX4700_LCD_SQN
, 1);
367 gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON
, 0);
368 gpio_set_value(GPIO111_HX4700_LCD_AVDD_3V3_ON
, 0);
369 gpio_set_value(GPIO70_HX4700_LCD_SLIN1
, 0);
370 gpio_set_value(GPIO62_HX4700_LCD_nRESET
, 0);
372 gpio_set_value(GPIO59_HX4700_LCD_PC1
, 0);
373 gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON
, 0);
376 gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON
, 1);
378 gpio_set_value(GPIO111_HX4700_LCD_AVDD_3V3_ON
, 1);
380 /* FIXME: init w3220 registers here */
383 gpio_set_value(GPIO70_HX4700_LCD_SLIN1
, 1);
385 gpio_set_value(GPIO62_HX4700_LCD_nRESET
, 1);
387 gpio_set_value(GPIO59_HX4700_LCD_PC1
, 1);
389 gpio_set_value(GPIO112_HX4700_LCD_N2V7_7V3_ON
, 1);
392 static void sony_lcd_off(void)
394 gpio_set_value(GPIO59_HX4700_LCD_PC1
, 0);
395 gpio_set_value(GPIO62_HX4700_LCD_nRESET
, 0);
397 gpio_set_value(GPIO112_HX4700_LCD_N2V7_7V3_ON
, 0);
399 gpio_set_value(GPIO111_HX4700_LCD_AVDD_3V3_ON
, 0);
401 gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON
, 0);
405 static void w3220_lcd_suspend(struct w100fb_par
*wfb
)
410 static void w3220_lcd_resume(struct w100fb_par
*wfb
)
415 #define w3220_lcd_resume NULL
416 #define w3220_lcd_suspend NULL
419 static struct w100_tg_info w3220_tg_info
= {
420 .suspend
= w3220_lcd_suspend
,
421 .resume
= w3220_lcd_resume
,
425 static struct w100_gen_regs w3220_regs
= {
426 .lcd_format
= 0x00000003,
427 .lcdd_cntl1
= 0x00000000,
428 .lcdd_cntl2
= 0x0003ffff,
429 .genlcd_cntl1
= 0x00abf003, /* 0x00fff003 */
430 .genlcd_cntl2
= 0x00000003,
431 .genlcd_cntl3
= 0x000102aa,
434 static struct w100_mode w3220_modes
[] = {
442 .crtc_ss
= 0x00000000,
443 .crtc_ls
= 0xa1ff01f9, /* 0x21ff01f9 */
444 .crtc_gs
= 0xc0000000, /* 0x40000000 */
445 .crtc_vpos_gs
= 0x0000028f,
446 .crtc_ps1_active
= 0x00000000, /* 0x41060010 */
448 .crtc_dclk
= 0x80000000,
449 .crtc_gclk
= 0x040a0104,
453 .pixclk_divider_rotated
= 4,
454 .pixclk_src
= CLK_SRC_PLL
,
456 .sysclk_src
= CLK_SRC_PLL
,
465 .crtc_ss
= 0x80150014,
466 .crtc_ls
= 0xa0fb00f7,
467 .crtc_gs
= 0xc0080007,
468 .crtc_vpos_gs
= 0x00080007,
469 .crtc_rev
= 0x0000000a,
470 .crtc_dclk
= 0x81700030,
471 .crtc_gclk
= 0x8015010f,
472 .crtc_goe
= 0x00000000,
475 .pixclk_divider_rotated
= 4,
476 .pixclk_src
= CLK_SRC_PLL
,
478 .sysclk_src
= CLK_SRC_PLL
,
482 struct w100_mem_info w3220_mem_info
= {
483 .ext_cntl
= 0x09640011,
484 .sdram_mode_reg
= 0x00600021,
485 .ext_timing_cntl
= 0x1a001545, /* 0x15001545 */
486 .io_cntl
= 0x7ddd7333,
490 struct w100_bm_mem_info w3220_bm_mem_info
= {
491 .ext_mem_bw
= 0x50413e01,
493 .ext_timing_ctl
= 0x00043f7f,
494 .ext_cntl
= 0x00000010,
495 .mode_reg
= 0x00250000,
496 .io_cntl
= 0x0fff0000,
497 .config
= 0x08301480,
500 static struct w100_gpio_regs w3220_gpio_info
= {
501 .init_data1
= 0xdfe00100, /* GPIO_DATA */
502 .gpio_dir1
= 0xffff0000, /* GPIO_CNTL1 */
503 .gpio_oe1
= 0x00000000, /* GPIO_CNTL2 */
504 .init_data2
= 0x00000000, /* GPIO_DATA2 */
505 .gpio_dir2
= 0x00000000, /* GPIO_CNTL3 */
506 .gpio_oe2
= 0x00000000, /* GPIO_CNTL4 */
509 static struct w100fb_mach_info w3220_info
= {
510 .tg
= &w3220_tg_info
,
511 .mem
= &w3220_mem_info
,
512 .bm_mem
= &w3220_bm_mem_info
,
513 .gpio
= &w3220_gpio_info
,
515 .modelist
= w3220_modes
,
517 .xtal_freq
= 16000000,
520 static struct resource w3220_resources
[] = {
521 [0] = DEFINE_RES_MEM(ATI_W3220_PHYS
, SZ_16M
),
524 static struct platform_device w3220
= {
528 .platform_data
= &w3220_info
,
530 .num_resources
= ARRAY_SIZE(w3220_resources
),
531 .resource
= w3220_resources
,
534 static void hx4700_lcd_set_power(struct plat_lcd_data
*pd
, unsigned int power
)
542 static struct plat_lcd_data hx4700_lcd_data
= {
543 .set_power
= hx4700_lcd_set_power
,
546 static struct platform_device hx4700_lcd
= {
547 .name
= "platform-lcd",
550 .platform_data
= &hx4700_lcd_data
,
551 .parent
= &w3220
.dev
,
559 static struct platform_pwm_backlight_data backlight_data
= {
560 .pwm_id
= -1, /* Superseded by pwm_lookup */
561 .max_brightness
= 200,
562 .dft_brightness
= 100,
563 .pwm_period_ns
= 30923,
567 static struct platform_device backlight
= {
568 .name
= "pwm-backlight",
571 .parent
= &pxa27x_device_pwm1
.dev
,
572 .platform_data
= &backlight_data
,
576 static struct pwm_lookup hx4700_pwm_lookup
[] = {
577 PWM_LOOKUP("pxa27x-pwm.1", 0, "pwm-backlight", NULL
,
578 30923, PWM_POLARITY_NORMAL
),
585 static struct gpio_vbus_mach_info gpio_vbus_info
= {
586 .gpio_pullup
= GPIO76_HX4700_USBC_PUEN
,
587 .gpio_vbus
= GPIOD14_nUSBC_DETECT
,
588 .gpio_vbus_inverted
= 1,
591 static struct platform_device gpio_vbus
= {
595 .platform_data
= &gpio_vbus_info
,
600 * Touchscreen - TSC2046 connected to SSP2
603 static const struct ads7846_platform_data tsc2046_info
= {
605 .vref_delay_usecs
= 100,
606 .pressure_max
= 1024,
610 .gpio_pendown
= GPIO58_HX4700_TSC2046_nPENIRQ
,
613 static struct pxa2xx_spi_chip tsc2046_chip
= {
617 .gpio_cs
= GPIO88_HX4700_TSC2046_CS
,
620 static struct spi_board_info tsc2046_board_info
[] __initdata
= {
622 .modalias
= "ads7846",
624 .max_speed_hz
= 2600000, /* 100 kHz sample rate */
625 .irq
= PXA_GPIO_TO_IRQ(GPIO58_HX4700_TSC2046_nPENIRQ
),
626 .platform_data
= &tsc2046_info
,
627 .controller_data
= &tsc2046_chip
,
631 static struct pxa2xx_spi_master pxa_ssp2_master_info
= {
633 .clock_enable
= CKEN_SSP2
,
641 static int power_supply_init(struct device
*dev
)
643 return gpio_request(GPIOD9_nAC_IN
, "AC charger detect");
646 static int hx4700_is_ac_online(void)
648 return !gpio_get_value(GPIOD9_nAC_IN
);
651 static void power_supply_exit(struct device
*dev
)
653 gpio_free(GPIOD9_nAC_IN
);
656 static char *hx4700_supplicants
[] = {
657 "ds2760-battery.0", "backup-battery"
660 static struct pda_power_pdata power_supply_info
= {
661 .init
= power_supply_init
,
662 .is_ac_online
= hx4700_is_ac_online
,
663 .exit
= power_supply_exit
,
664 .supplied_to
= hx4700_supplicants
,
665 .num_supplicants
= ARRAY_SIZE(hx4700_supplicants
),
668 static struct resource power_supply_resources
[] = {
669 [0] = DEFINE_RES_NAMED(PXA_GPIO_TO_IRQ(GPIOD9_nAC_IN
), 1, "ac",
671 IORESOURCE_IRQ_HIGHEDGE
| IORESOURCE_IRQ_LOWEDGE
),
672 [1] = DEFINE_RES_NAMED(PXA_GPIO_TO_IRQ(GPIOD14_nUSBC_DETECT
), 1, "usb",
674 IORESOURCE_IRQ_HIGHEDGE
| IORESOURCE_IRQ_LOWEDGE
),
677 static struct platform_device power_supply
= {
681 .platform_data
= &power_supply_info
,
683 .resource
= power_supply_resources
,
684 .num_resources
= ARRAY_SIZE(power_supply_resources
),
691 static struct regulator_consumer_supply bq24022_consumers
[] = {
692 REGULATOR_SUPPLY("vbus_draw", NULL
),
693 REGULATOR_SUPPLY("ac_draw", NULL
),
696 static struct regulator_init_data bq24022_init_data
= {
699 .valid_ops_mask
= REGULATOR_CHANGE_CURRENT
|REGULATOR_CHANGE_STATUS
,
701 .num_consumer_supplies
= ARRAY_SIZE(bq24022_consumers
),
702 .consumer_supplies
= bq24022_consumers
,
705 static struct gpio bq24022_gpios
[] = {
706 { GPIO96_HX4700_BQ24022_ISET2
, GPIOF_OUT_INIT_LOW
, "bq24022_iset2" },
709 static struct gpio_regulator_state bq24022_states
[] = {
710 { .value
= 100000, .gpios
= (0 << 0) },
711 { .value
= 500000, .gpios
= (1 << 0) },
714 static struct gpio_regulator_config bq24022_info
= {
715 .supply_name
= "bq24022",
717 .enable_gpio
= GPIO72_HX4700_BQ24022_nCHARGE_EN
,
719 .enabled_at_boot
= 0,
721 .gpios
= bq24022_gpios
,
722 .nr_gpios
= ARRAY_SIZE(bq24022_gpios
),
724 .states
= bq24022_states
,
725 .nr_states
= ARRAY_SIZE(bq24022_states
),
727 .type
= REGULATOR_CURRENT
,
728 .init_data
= &bq24022_init_data
,
731 static struct platform_device bq24022
= {
732 .name
= "gpio-regulator",
735 .platform_data
= &bq24022_info
,
743 static void hx4700_set_vpp(struct platform_device
*pdev
, int vpp
)
745 gpio_set_value(GPIO91_HX4700_FLASH_VPEN
, vpp
);
748 static struct resource strataflash_resource
[] = {
749 [0] = DEFINE_RES_MEM(PXA_CS0_PHYS
, SZ_64M
),
750 [1] = DEFINE_RES_MEM(PXA_CS0_PHYS
+ SZ_64M
, SZ_64M
),
753 static struct physmap_flash_data strataflash_data
= {
755 .set_vpp
= hx4700_set_vpp
,
758 static struct platform_device strataflash
= {
759 .name
= "physmap-flash",
761 .resource
= strataflash_resource
,
762 .num_resources
= ARRAY_SIZE(strataflash_resource
),
764 .platform_data
= &strataflash_data
,
769 * Maxim MAX1587A on PI2C
772 static struct regulator_consumer_supply max1587a_consumer
=
773 REGULATOR_SUPPLY("vcc_core", NULL
);
775 static struct regulator_init_data max1587a_v3_info
= {
777 .name
= "vcc_core range",
781 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
,
783 .num_consumer_supplies
= 1,
784 .consumer_supplies
= &max1587a_consumer
,
787 static struct max1586_subdev_data max1587a_subdev
= {
790 .platform_data
= &max1587a_v3_info
,
793 static struct max1586_platform_data max1587a_info
= {
795 .subdevs
= &max1587a_subdev
,
796 .v3_gain
= MAX1586_GAIN_R24_3k32
, /* 730..1550 mV */
799 static struct i2c_board_info __initdata pi2c_board_info
[] = {
801 I2C_BOARD_INFO("max1586", 0x14),
802 .platform_data
= &max1587a_info
,
807 * Asahi Kasei AK4641 on I2C
810 static struct ak4641_platform_data ak4641_info
= {
811 .gpio_power
= GPIO27_HX4700_CODEC_ON
,
812 .gpio_npdn
= GPIO109_HX4700_CODEC_nPDN
,
815 static struct i2c_board_info i2c_board_info
[] __initdata
= {
817 I2C_BOARD_INFO("ak4641", 0x12),
818 .platform_data
= &ak4641_info
,
822 static struct platform_device audio
= {
823 .name
= "hx4700-audio",
832 static struct platform_device
*devices
[] __initdata
= {
847 static struct gpio global_gpios
[] = {
848 { GPIO12_HX4700_ASIC3_IRQ
, GPIOF_IN
, "ASIC3_IRQ" },
849 { GPIO13_HX4700_W3220_IRQ
, GPIOF_IN
, "W3220_IRQ" },
850 { GPIO14_HX4700_nWLAN_IRQ
, GPIOF_IN
, "WLAN_IRQ" },
851 { GPIO59_HX4700_LCD_PC1
, GPIOF_OUT_INIT_HIGH
, "LCD_PC1" },
852 { GPIO62_HX4700_LCD_nRESET
, GPIOF_OUT_INIT_HIGH
, "LCD_RESET" },
853 { GPIO70_HX4700_LCD_SLIN1
, GPIOF_OUT_INIT_HIGH
, "LCD_SLIN1" },
854 { GPIO84_HX4700_LCD_SQN
, GPIOF_OUT_INIT_HIGH
, "LCD_SQN" },
855 { GPIO110_HX4700_LCD_LVDD_3V3_ON
, GPIOF_OUT_INIT_HIGH
, "LCD_LVDD" },
856 { GPIO111_HX4700_LCD_AVDD_3V3_ON
, GPIOF_OUT_INIT_HIGH
, "LCD_AVDD" },
857 { GPIO32_HX4700_RS232_ON
, GPIOF_OUT_INIT_HIGH
, "RS232_ON" },
858 { GPIO61_HX4700_W3220_nRESET
, GPIOF_OUT_INIT_HIGH
, "W3220_nRESET" },
859 { GPIO71_HX4700_ASIC3_nRESET
, GPIOF_OUT_INIT_HIGH
, "ASIC3_nRESET" },
860 { GPIO81_HX4700_CPU_GP_nRESET
, GPIOF_OUT_INIT_HIGH
, "CPU_GP_nRESET" },
861 { GPIO82_HX4700_EUART_RESET
, GPIOF_OUT_INIT_HIGH
, "EUART_RESET" },
862 { GPIO116_HX4700_CPU_HW_nRESET
, GPIOF_OUT_INIT_HIGH
, "CPU_HW_nRESET" },
865 static void __init
hx4700_init(void)
869 PCFR
= PCFR_GPR_EN
| PCFR_OPDE
;
871 pxa2xx_mfp_config(ARRAY_AND_SIZE(hx4700_pin_config
));
872 gpio_set_wake(GPIO12_HX4700_ASIC3_IRQ
, 1);
873 ret
= gpio_request_array(ARRAY_AND_SIZE(global_gpios
));
875 pr_err ("hx4700: Failed to request GPIOs.\n");
877 pxa_set_ffuart_info(NULL
);
878 pxa_set_btuart_info(NULL
);
879 pxa_set_stuart_info(NULL
);
881 platform_add_devices(devices
, ARRAY_SIZE(devices
));
882 pwm_add_table(hx4700_pwm_lookup
, ARRAY_SIZE(hx4700_pwm_lookup
));
884 pxa_set_ficp_info(&ficp_info
);
885 pxa27x_set_i2c_power_info(NULL
);
886 pxa_set_i2c_info(NULL
);
887 i2c_register_board_info(0, ARRAY_AND_SIZE(i2c_board_info
));
888 i2c_register_board_info(1, ARRAY_AND_SIZE(pi2c_board_info
));
889 pxa2xx_set_spi_info(2, &pxa_ssp2_master_info
);
890 spi_register_board_info(ARRAY_AND_SIZE(tsc2046_board_info
));
892 gpio_set_value(GPIO71_HX4700_ASIC3_nRESET
, 0);
894 gpio_set_value(GPIO71_HX4700_ASIC3_nRESET
, 1);
898 MACHINE_START(H4700
, "HP iPAQ HX4700")
899 .atag_offset
= 0x100,
900 .map_io
= pxa27x_map_io
,
901 .nr_irqs
= HX4700_NR_IRQS
,
902 .init_irq
= pxa27x_init_irq
,
903 .handle_irq
= pxa27x_handle_irq
,
904 .init_machine
= hx4700_init
,
905 .init_time
= pxa_timer_init
,
906 .restart
= pxa_restart
,