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) */
130 GPIO88_GPIO
| MFP_LPM_DRIVE_HIGH
, /* TSC2046_CS */
132 /* BQ24022 Regulator */
133 GPIO72_GPIO
| MFP_LPM_KEEP_OUTPUT
, /* BQ24022_nCHARGE_EN */
134 GPIO96_GPIO
| MFP_LPM_KEEP_OUTPUT
, /* BQ24022_ISET2 */
136 /* HX4700 specific input GPIOs */
137 GPIO12_GPIO
| WAKEUP_ON_EDGE_RISE
, /* ASIC3_IRQ */
138 GPIO13_GPIO
, /* W3220_IRQ */
139 GPIO14_GPIO
, /* nWLAN_IRQ */
141 /* HX4700 specific output GPIOs */
142 GPIO61_GPIO
| MFP_LPM_DRIVE_HIGH
, /* W3220_nRESET */
143 GPIO71_GPIO
| MFP_LPM_DRIVE_HIGH
, /* ASIC3_nRESET */
144 GPIO81_GPIO
| MFP_LPM_DRIVE_HIGH
, /* CPU_GP_nRESET */
145 GPIO116_GPIO
| MFP_LPM_DRIVE_HIGH
, /* CPU_HW_nRESET */
146 GPIO102_GPIO
| MFP_LPM_DRIVE_LOW
, /* SYNAPTICS_POWER_ON */
148 GPIO10_GPIO
, /* GSM_IRQ */
149 GPIO13_GPIO
, /* CPLD_IRQ */
150 GPIO107_GPIO
, /* DS1WM_IRQ */
151 GPIO108_GPIO
, /* GSM_READY */
152 GPIO58_GPIO
, /* TSC2046_nPENIRQ */
153 GPIO66_GPIO
, /* nSDIO_IRQ */
160 static struct pxaficp_platform_data ficp_info
= {
161 .gpio_pwdown
= GPIO105_HX4700_nIR_ON
,
162 .transceiver_cap
= IR_SIRMODE
| IR_OFF
,
169 #define INIT_KEY(_code, _gpio, _active_low, _desc) \
171 .code = KEY_##_code, \
173 .active_low = _active_low, \
179 static struct gpio_keys_button gpio_keys_buttons
[] = {
180 INIT_KEY(POWER
, GPIO0_HX4700_nKEY_POWER
, 1, "Power button"),
181 INIT_KEY(MAIL
, GPIO94_HX4700_KEY_MAIL
, 0, "Mail button"),
182 INIT_KEY(ADDRESSBOOK
, GPIO99_HX4700_KEY_CONTACTS
,0, "Contacts button"),
183 INIT_KEY(RECORD
, GPIOD6_nKEY_RECORD
, 1, "Record button"),
184 INIT_KEY(CALENDAR
, GPIOD1_nKEY_CALENDAR
, 1, "Calendar button"),
185 INIT_KEY(HOMEPAGE
, GPIOD3_nKEY_HOME
, 1, "Home button"),
188 static struct gpio_keys_platform_data gpio_keys_data
= {
189 .buttons
= gpio_keys_buttons
,
190 .nbuttons
= ARRAY_SIZE(gpio_keys_buttons
),
193 static struct platform_device gpio_keys
= {
196 .platform_data
= &gpio_keys_data
,
202 * Synaptics NavPoint connected to SSP1
205 static struct navpoint_platform_data navpoint_platform_data
= {
207 .gpio
= GPIO102_HX4700_SYNAPTICS_POWER_ON
,
210 static struct platform_device navpoint
= {
214 .platform_data
= &navpoint_platform_data
,
222 static u16 asic3_gpio_config
[] = {
223 /* ASIC3 GPIO banks A and B along with some of C and D
224 implement the buffering for the CF slot. */
225 ASIC3_CONFIG_GPIO(0, 1, 1, 0),
226 ASIC3_CONFIG_GPIO(1, 1, 1, 0),
227 ASIC3_CONFIG_GPIO(2, 1, 1, 0),
228 ASIC3_CONFIG_GPIO(3, 1, 1, 0),
229 ASIC3_CONFIG_GPIO(4, 1, 1, 0),
230 ASIC3_CONFIG_GPIO(5, 1, 1, 0),
231 ASIC3_CONFIG_GPIO(6, 1, 1, 0),
232 ASIC3_CONFIG_GPIO(7, 1, 1, 0),
233 ASIC3_CONFIG_GPIO(8, 1, 1, 0),
234 ASIC3_CONFIG_GPIO(9, 1, 1, 0),
235 ASIC3_CONFIG_GPIO(10, 1, 1, 0),
236 ASIC3_CONFIG_GPIO(11, 1, 1, 0),
237 ASIC3_CONFIG_GPIO(12, 1, 1, 0),
238 ASIC3_CONFIG_GPIO(13, 1, 1, 0),
239 ASIC3_CONFIG_GPIO(14, 1, 1, 0),
240 ASIC3_CONFIG_GPIO(15, 1, 1, 0),
242 ASIC3_CONFIG_GPIO(16, 1, 1, 0),
243 ASIC3_CONFIG_GPIO(17, 1, 1, 0),
244 ASIC3_CONFIG_GPIO(18, 1, 1, 0),
245 ASIC3_CONFIG_GPIO(19, 1, 1, 0),
246 ASIC3_CONFIG_GPIO(20, 1, 1, 0),
247 ASIC3_CONFIG_GPIO(21, 1, 1, 0),
248 ASIC3_CONFIG_GPIO(22, 1, 1, 0),
249 ASIC3_CONFIG_GPIO(23, 1, 1, 0),
250 ASIC3_CONFIG_GPIO(24, 1, 1, 0),
251 ASIC3_CONFIG_GPIO(25, 1, 1, 0),
252 ASIC3_CONFIG_GPIO(26, 1, 1, 0),
253 ASIC3_CONFIG_GPIO(27, 1, 1, 0),
254 ASIC3_CONFIG_GPIO(28, 1, 1, 0),
255 ASIC3_CONFIG_GPIO(29, 1, 1, 0),
256 ASIC3_CONFIG_GPIO(30, 1, 1, 0),
257 ASIC3_CONFIG_GPIO(31, 1, 1, 0),
259 /* GPIOC - CF, LEDs, SD */
260 ASIC3_GPIOC0_LED0
, /* red */
261 ASIC3_GPIOC1_LED1
, /* green */
262 ASIC3_GPIOC2_LED2
, /* blue */
269 ASIC3_GPIOC11_PSKTSEL
,
271 ASIC3_GPIOC13_nPWAIT
,
272 ASIC3_GPIOC14_nPIOIS16
,
275 /* GPIOD: input GPIOs, CF */
277 ASIC3_GPIOD11_nCIOIS16
,
278 ASIC3_GPIOD12_nCWAIT
,
282 static struct asic3_led asic3_leds
[ASIC3_NUM_LEDS
] = {
284 .name
= "hx4700:amber",
285 .default_trigger
= "ds2760-battery.0-charging-blink-full-solid",
288 .name
= "hx4700:green",
289 .default_trigger
= "unused",
292 .name
= "hx4700:blue",
293 .default_trigger
= "hx4700-radio",
297 static struct resource asic3_resources
[] = {
301 .end
= ASIC3_PHYS
+ ASIC3_MAP_SIZE_16BIT
- 1,
302 .flags
= IORESOURCE_MEM
,
305 .start
= PXA_GPIO_TO_IRQ(GPIO12_HX4700_ASIC3_IRQ
),
306 .end
= PXA_GPIO_TO_IRQ(GPIO12_HX4700_ASIC3_IRQ
),
307 .flags
= IORESOURCE_IRQ
,
311 .start
= ASIC3_SD_PHYS
,
312 .end
= ASIC3_SD_PHYS
+ ASIC3_MAP_SIZE_16BIT
- 1,
313 .flags
= IORESOURCE_MEM
,
316 .start
= PXA_GPIO_TO_IRQ(GPIO66_HX4700_ASIC3_nSDIO_IRQ
),
317 .end
= PXA_GPIO_TO_IRQ(GPIO66_HX4700_ASIC3_nSDIO_IRQ
),
318 .flags
= IORESOURCE_IRQ
,
322 static struct asic3_platform_data asic3_platform_data
= {
323 .gpio_config
= asic3_gpio_config
,
324 .gpio_config_num
= ARRAY_SIZE(asic3_gpio_config
),
325 .irq_base
= IRQ_BOARD_START
,
326 .gpio_base
= HX4700_ASIC3_GPIO_BASE
,
327 .clock_rate
= 4000000,
331 static struct platform_device asic3
= {
334 .resource
= asic3_resources
,
335 .num_resources
= ARRAY_SIZE(asic3_resources
),
337 .platform_data
= &asic3_platform_data
,
345 static struct resource egpio_resources
[] = {
347 .start
= PXA_CS5_PHYS
,
348 .end
= PXA_CS5_PHYS
+ 0x4 - 1,
349 .flags
= IORESOURCE_MEM
,
353 static struct htc_egpio_chip egpio_chips
[] = {
356 .gpio_base
= HX4700_EGPIO_BASE
,
358 .direction
= HTC_EGPIO_OUTPUT
,
362 static struct htc_egpio_platform_data egpio_info
= {
366 .num_chips
= ARRAY_SIZE(egpio_chips
),
369 static struct platform_device egpio
= {
372 .resource
= egpio_resources
,
373 .num_resources
= ARRAY_SIZE(egpio_resources
),
375 .platform_data
= &egpio_info
,
380 * LCD - Sony display connected to ATI Imageon w3220
383 static void sony_lcd_init(void)
385 gpio_set_value(GPIO84_HX4700_LCD_SQN
, 1);
386 gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON
, 0);
387 gpio_set_value(GPIO111_HX4700_LCD_AVDD_3V3_ON
, 0);
388 gpio_set_value(GPIO70_HX4700_LCD_SLIN1
, 0);
389 gpio_set_value(GPIO62_HX4700_LCD_nRESET
, 0);
391 gpio_set_value(GPIO59_HX4700_LCD_PC1
, 0);
392 gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON
, 0);
395 gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON
, 1);
397 gpio_set_value(GPIO111_HX4700_LCD_AVDD_3V3_ON
, 1);
399 /* FIXME: init w3220 registers here */
402 gpio_set_value(GPIO70_HX4700_LCD_SLIN1
, 1);
404 gpio_set_value(GPIO62_HX4700_LCD_nRESET
, 1);
406 gpio_set_value(GPIO59_HX4700_LCD_PC1
, 1);
408 gpio_set_value(GPIO112_HX4700_LCD_N2V7_7V3_ON
, 1);
411 static void sony_lcd_off(void)
413 gpio_set_value(GPIO59_HX4700_LCD_PC1
, 0);
414 gpio_set_value(GPIO62_HX4700_LCD_nRESET
, 0);
416 gpio_set_value(GPIO112_HX4700_LCD_N2V7_7V3_ON
, 0);
418 gpio_set_value(GPIO111_HX4700_LCD_AVDD_3V3_ON
, 0);
420 gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON
, 0);
424 static void w3220_lcd_suspend(struct w100fb_par
*wfb
)
429 static void w3220_lcd_resume(struct w100fb_par
*wfb
)
434 #define w3220_lcd_resume NULL
435 #define w3220_lcd_suspend NULL
438 static struct w100_tg_info w3220_tg_info
= {
439 .suspend
= w3220_lcd_suspend
,
440 .resume
= w3220_lcd_resume
,
444 static struct w100_gen_regs w3220_regs
= {
445 .lcd_format
= 0x00000003,
446 .lcdd_cntl1
= 0x00000000,
447 .lcdd_cntl2
= 0x0003ffff,
448 .genlcd_cntl1
= 0x00abf003, /* 0x00fff003 */
449 .genlcd_cntl2
= 0x00000003,
450 .genlcd_cntl3
= 0x000102aa,
453 static struct w100_mode w3220_modes
[] = {
461 .crtc_ss
= 0x00000000,
462 .crtc_ls
= 0xa1ff01f9, /* 0x21ff01f9 */
463 .crtc_gs
= 0xc0000000, /* 0x40000000 */
464 .crtc_vpos_gs
= 0x0000028f,
465 .crtc_ps1_active
= 0x00000000, /* 0x41060010 */
467 .crtc_dclk
= 0x80000000,
468 .crtc_gclk
= 0x040a0104,
472 .pixclk_divider_rotated
= 4,
473 .pixclk_src
= CLK_SRC_PLL
,
475 .sysclk_src
= CLK_SRC_PLL
,
484 .crtc_ss
= 0x80150014,
485 .crtc_ls
= 0xa0fb00f7,
486 .crtc_gs
= 0xc0080007,
487 .crtc_vpos_gs
= 0x00080007,
488 .crtc_rev
= 0x0000000a,
489 .crtc_dclk
= 0x81700030,
490 .crtc_gclk
= 0x8015010f,
491 .crtc_goe
= 0x00000000,
494 .pixclk_divider_rotated
= 4,
495 .pixclk_src
= CLK_SRC_PLL
,
497 .sysclk_src
= CLK_SRC_PLL
,
501 struct w100_mem_info w3220_mem_info
= {
502 .ext_cntl
= 0x09640011,
503 .sdram_mode_reg
= 0x00600021,
504 .ext_timing_cntl
= 0x1a001545, /* 0x15001545 */
505 .io_cntl
= 0x7ddd7333,
509 struct w100_bm_mem_info w3220_bm_mem_info
= {
510 .ext_mem_bw
= 0x50413e01,
512 .ext_timing_ctl
= 0x00043f7f,
513 .ext_cntl
= 0x00000010,
514 .mode_reg
= 0x00250000,
515 .io_cntl
= 0x0fff0000,
516 .config
= 0x08301480,
519 static struct w100_gpio_regs w3220_gpio_info
= {
520 .init_data1
= 0xdfe00100, /* GPIO_DATA */
521 .gpio_dir1
= 0xffff0000, /* GPIO_CNTL1 */
522 .gpio_oe1
= 0x00000000, /* GPIO_CNTL2 */
523 .init_data2
= 0x00000000, /* GPIO_DATA2 */
524 .gpio_dir2
= 0x00000000, /* GPIO_CNTL3 */
525 .gpio_oe2
= 0x00000000, /* GPIO_CNTL4 */
528 static struct w100fb_mach_info w3220_info
= {
529 .tg
= &w3220_tg_info
,
530 .mem
= &w3220_mem_info
,
531 .bm_mem
= &w3220_bm_mem_info
,
532 .gpio
= &w3220_gpio_info
,
534 .modelist
= w3220_modes
,
536 .xtal_freq
= 16000000,
539 static struct resource w3220_resources
[] = {
541 .start
= ATI_W3220_PHYS
,
542 .end
= ATI_W3220_PHYS
+ 0x00ffffff,
543 .flags
= IORESOURCE_MEM
,
547 static struct platform_device w3220
= {
551 .platform_data
= &w3220_info
,
553 .num_resources
= ARRAY_SIZE(w3220_resources
),
554 .resource
= w3220_resources
,
557 static void hx4700_lcd_set_power(struct plat_lcd_data
*pd
, unsigned int power
)
565 static struct plat_lcd_data hx4700_lcd_data
= {
566 .set_power
= hx4700_lcd_set_power
,
569 static struct platform_device hx4700_lcd
= {
570 .name
= "platform-lcd",
573 .platform_data
= &hx4700_lcd_data
,
574 .parent
= &w3220
.dev
,
582 static struct platform_pwm_backlight_data backlight_data
= {
584 .max_brightness
= 200,
585 .dft_brightness
= 100,
586 .pwm_period_ns
= 30923,
589 static struct platform_device backlight
= {
590 .name
= "pwm-backlight",
593 .parent
= &pxa27x_device_pwm1
.dev
,
594 .platform_data
= &backlight_data
,
602 static struct gpio_vbus_mach_info gpio_vbus_info
= {
603 .gpio_pullup
= GPIO76_HX4700_USBC_PUEN
,
604 .gpio_vbus
= GPIOD14_nUSBC_DETECT
,
605 .gpio_vbus_inverted
= 1,
608 static struct platform_device gpio_vbus
= {
612 .platform_data
= &gpio_vbus_info
,
617 * Touchscreen - TSC2046 connected to SSP2
620 static const struct ads7846_platform_data tsc2046_info
= {
622 .vref_delay_usecs
= 100,
623 .pressure_max
= 1024,
627 .gpio_pendown
= GPIO58_HX4700_TSC2046_nPENIRQ
,
630 static struct pxa2xx_spi_chip tsc2046_chip
= {
634 .gpio_cs
= GPIO88_HX4700_TSC2046_CS
,
637 static struct spi_board_info tsc2046_board_info
[] __initdata
= {
639 .modalias
= "ads7846",
641 .max_speed_hz
= 2600000, /* 100 kHz sample rate */
642 .irq
= PXA_GPIO_TO_IRQ(GPIO58_HX4700_TSC2046_nPENIRQ
),
643 .platform_data
= &tsc2046_info
,
644 .controller_data
= &tsc2046_chip
,
648 static struct pxa2xx_spi_master pxa_ssp2_master_info
= {
650 .clock_enable
= CKEN_SSP2
,
658 static int power_supply_init(struct device
*dev
)
660 return gpio_request(GPIOD9_nAC_IN
, "AC charger detect");
663 static int hx4700_is_ac_online(void)
665 return !gpio_get_value(GPIOD9_nAC_IN
);
668 static void power_supply_exit(struct device
*dev
)
670 gpio_free(GPIOD9_nAC_IN
);
673 static char *hx4700_supplicants
[] = {
674 "ds2760-battery.0", "backup-battery"
677 static struct pda_power_pdata power_supply_info
= {
678 .init
= power_supply_init
,
679 .is_ac_online
= hx4700_is_ac_online
,
680 .exit
= power_supply_exit
,
681 .supplied_to
= hx4700_supplicants
,
682 .num_supplicants
= ARRAY_SIZE(hx4700_supplicants
),
685 static struct resource power_supply_resources
[] = {
688 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_HIGHEDGE
|
689 IORESOURCE_IRQ_LOWEDGE
,
690 .start
= PXA_GPIO_TO_IRQ(GPIOD9_nAC_IN
),
691 .end
= PXA_GPIO_TO_IRQ(GPIOD9_nAC_IN
),
695 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_HIGHEDGE
|
696 IORESOURCE_IRQ_LOWEDGE
,
697 .start
= PXA_GPIO_TO_IRQ(GPIOD14_nUSBC_DETECT
),
698 .end
= PXA_GPIO_TO_IRQ(GPIOD14_nUSBC_DETECT
),
702 static struct platform_device power_supply
= {
706 .platform_data
= &power_supply_info
,
708 .resource
= power_supply_resources
,
709 .num_resources
= ARRAY_SIZE(power_supply_resources
),
716 static struct regulator_consumer_supply bq24022_consumers
[] = {
717 REGULATOR_SUPPLY("vbus_draw", NULL
),
718 REGULATOR_SUPPLY("ac_draw", NULL
),
721 static struct regulator_init_data bq24022_init_data
= {
724 .valid_ops_mask
= REGULATOR_CHANGE_CURRENT
|REGULATOR_CHANGE_STATUS
,
726 .num_consumer_supplies
= ARRAY_SIZE(bq24022_consumers
),
727 .consumer_supplies
= bq24022_consumers
,
730 static struct gpio bq24022_gpios
[] = {
731 { GPIO96_HX4700_BQ24022_ISET2
, GPIOF_OUT_INIT_LOW
, "bq24022_iset2" },
734 static struct gpio_regulator_state bq24022_states
[] = {
735 { .value
= 100000, .gpios
= (0 << 0) },
736 { .value
= 500000, .gpios
= (1 << 0) },
739 static struct gpio_regulator_config bq24022_info
= {
740 .supply_name
= "bq24022",
742 .enable_gpio
= GPIO72_HX4700_BQ24022_nCHARGE_EN
,
744 .enabled_at_boot
= 0,
746 .gpios
= bq24022_gpios
,
747 .nr_gpios
= ARRAY_SIZE(bq24022_gpios
),
749 .states
= bq24022_states
,
750 .nr_states
= ARRAY_SIZE(bq24022_states
),
752 .type
= REGULATOR_CURRENT
,
753 .init_data
= &bq24022_init_data
,
756 static struct platform_device bq24022
= {
757 .name
= "gpio-regulator",
760 .platform_data
= &bq24022_info
,
768 static void hx4700_set_vpp(struct platform_device
*pdev
, int vpp
)
770 gpio_set_value(GPIO91_HX4700_FLASH_VPEN
, vpp
);
773 static struct resource strataflash_resource
[] = {
774 [0] = DEFINE_RES_MEM(PXA_CS0_PHYS
, SZ_64M
),
775 [1] = DEFINE_RES_MEM(PXA_CS0_PHYS
+ SZ_64M
, SZ_64M
),
778 static struct physmap_flash_data strataflash_data
= {
780 .set_vpp
= hx4700_set_vpp
,
783 static struct platform_device strataflash
= {
784 .name
= "physmap-flash",
786 .resource
= strataflash_resource
,
787 .num_resources
= ARRAY_SIZE(strataflash_resource
),
789 .platform_data
= &strataflash_data
,
794 * Maxim MAX1587A on PI2C
797 static struct regulator_consumer_supply max1587a_consumer
=
798 REGULATOR_SUPPLY("vcc_core", NULL
);
800 static struct regulator_init_data max1587a_v3_info
= {
802 .name
= "vcc_core range",
806 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
,
808 .num_consumer_supplies
= 1,
809 .consumer_supplies
= &max1587a_consumer
,
812 static struct max1586_subdev_data max1587a_subdev
= {
815 .platform_data
= &max1587a_v3_info
,
818 static struct max1586_platform_data max1587a_info
= {
820 .subdevs
= &max1587a_subdev
,
821 .v3_gain
= MAX1586_GAIN_R24_3k32
, /* 730..1550 mV */
824 static struct i2c_board_info __initdata pi2c_board_info
[] = {
826 I2C_BOARD_INFO("max1586", 0x14),
827 .platform_data
= &max1587a_info
,
832 * Asahi Kasei AK4641 on I2C
835 static struct ak4641_platform_data ak4641_info
= {
836 .gpio_power
= GPIO27_HX4700_CODEC_ON
,
837 .gpio_npdn
= GPIO109_HX4700_CODEC_nPDN
,
840 static struct i2c_board_info i2c_board_info
[] __initdata
= {
842 I2C_BOARD_INFO("ak4641", 0x12),
843 .platform_data
= &ak4641_info
,
847 static struct platform_device audio
= {
848 .name
= "hx4700-audio",
857 static struct platform_device
*devices
[] __initdata
= {
872 static struct gpio global_gpios
[] = {
873 { GPIO12_HX4700_ASIC3_IRQ
, GPIOF_IN
, "ASIC3_IRQ" },
874 { GPIO13_HX4700_W3220_IRQ
, GPIOF_IN
, "W3220_IRQ" },
875 { GPIO14_HX4700_nWLAN_IRQ
, GPIOF_IN
, "WLAN_IRQ" },
876 { GPIO59_HX4700_LCD_PC1
, GPIOF_OUT_INIT_HIGH
, "LCD_PC1" },
877 { GPIO62_HX4700_LCD_nRESET
, GPIOF_OUT_INIT_HIGH
, "LCD_RESET" },
878 { GPIO70_HX4700_LCD_SLIN1
, GPIOF_OUT_INIT_HIGH
, "LCD_SLIN1" },
879 { GPIO84_HX4700_LCD_SQN
, GPIOF_OUT_INIT_HIGH
, "LCD_SQN" },
880 { GPIO110_HX4700_LCD_LVDD_3V3_ON
, GPIOF_OUT_INIT_HIGH
, "LCD_LVDD" },
881 { GPIO111_HX4700_LCD_AVDD_3V3_ON
, GPIOF_OUT_INIT_HIGH
, "LCD_AVDD" },
882 { GPIO32_HX4700_RS232_ON
, GPIOF_OUT_INIT_HIGH
, "RS232_ON" },
883 { GPIO61_HX4700_W3220_nRESET
, GPIOF_OUT_INIT_HIGH
, "W3220_nRESET" },
884 { GPIO71_HX4700_ASIC3_nRESET
, GPIOF_OUT_INIT_HIGH
, "ASIC3_nRESET" },
885 { GPIO81_HX4700_CPU_GP_nRESET
, GPIOF_OUT_INIT_HIGH
, "CPU_GP_nRESET" },
886 { GPIO82_HX4700_EUART_RESET
, GPIOF_OUT_INIT_HIGH
, "EUART_RESET" },
887 { GPIO116_HX4700_CPU_HW_nRESET
, GPIOF_OUT_INIT_HIGH
, "CPU_HW_nRESET" },
890 static void __init
hx4700_init(void)
894 PCFR
= PCFR_GPR_EN
| PCFR_OPDE
;
896 pxa2xx_mfp_config(ARRAY_AND_SIZE(hx4700_pin_config
));
897 gpio_set_wake(GPIO12_HX4700_ASIC3_IRQ
, 1);
898 ret
= gpio_request_array(ARRAY_AND_SIZE(global_gpios
));
900 pr_err ("hx4700: Failed to request GPIOs.\n");
902 pxa_set_ffuart_info(NULL
);
903 pxa_set_btuart_info(NULL
);
904 pxa_set_stuart_info(NULL
);
906 platform_add_devices(devices
, ARRAY_SIZE(devices
));
908 pxa_set_ficp_info(&ficp_info
);
909 pxa27x_set_i2c_power_info(NULL
);
910 pxa_set_i2c_info(NULL
);
911 i2c_register_board_info(0, ARRAY_AND_SIZE(i2c_board_info
));
912 i2c_register_board_info(1, ARRAY_AND_SIZE(pi2c_board_info
));
913 pxa2xx_set_spi_info(2, &pxa_ssp2_master_info
);
914 spi_register_board_info(ARRAY_AND_SIZE(tsc2046_board_info
));
916 gpio_set_value(GPIO71_HX4700_ASIC3_nRESET
, 0);
918 gpio_set_value(GPIO71_HX4700_ASIC3_nRESET
, 1);
922 MACHINE_START(H4700
, "HP iPAQ HX4700")
923 .atag_offset
= 0x100,
924 .map_io
= pxa27x_map_io
,
925 .nr_irqs
= HX4700_NR_IRQS
,
926 .init_irq
= pxa27x_init_irq
,
927 .handle_irq
= pxa27x_handle_irq
,
928 .init_machine
= hx4700_init
,
930 .restart
= pxa_restart
,