1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Handles the Mitac Mio A701 Board
5 * Copyright (C) 2008 Robert Jarzmik
8 #include <linux/kernel.h>
9 #include <linux/init.h>
10 #include <linux/platform_device.h>
11 #include <linux/syscore_ops.h>
12 #include <linux/input.h>
13 #include <linux/delay.h>
14 #include <linux/gpio_keys.h>
15 #include <linux/pwm.h>
16 #include <linux/pwm_backlight.h>
17 #include <linux/rtc.h>
18 #include <linux/leds.h>
19 #include <linux/gpio.h>
20 #include <linux/gpio/machine.h>
21 #include <linux/interrupt.h>
22 #include <linux/irq.h>
23 #include <linux/pda_power.h>
24 #include <linux/power_supply.h>
25 #include <linux/wm97xx.h>
26 #include <linux/mtd/physmap.h>
27 #include <linux/usb/gpio_vbus.h>
28 #include <linux/reboot.h>
29 #include <linux/regulator/fixed.h>
30 #include <linux/regulator/max1586.h>
31 #include <linux/slab.h>
32 #include <linux/platform_data/i2c-pxa.h>
34 #include <asm/mach-types.h>
35 #include <asm/mach/arch.h>
39 #include <linux/platform_data/keypad-pxa27x.h>
40 #include <linux/platform_data/video-pxafb.h>
41 #include <linux/platform_data/mmc-pxamci.h>
43 #include "pxa27x-udc.h"
44 #include <linux/platform_data/media/camera-pxa.h>
45 #include <mach/audio.h>
46 #include <mach/smemc.h>
53 static unsigned long mioa701_pin_config
[] = {
55 MIO_CFG_OUT(GPIO9_CHARGE_EN
, AF0
, DRIVE_LOW
),
56 MIO_CFG_OUT(GPIO18_POWEROFF
, AF0
, DRIVE_LOW
),
57 MFP_CFG_OUT(GPIO3
, AF0
, DRIVE_HIGH
),
58 MFP_CFG_OUT(GPIO4
, AF0
, DRIVE_HIGH
),
59 MIO_CFG_IN(GPIO80_MAYBE_CHARGE_VDROP
, AF0
),
71 MIO_CFG_IN(GPIO78_SDIO_RO
, AF0
),
72 MIO_CFG_IN(GPIO15_SDIO_INSERT
, AF0
),
73 MIO_CFG_OUT(GPIO91_SDIO_EN
, AF0
, DRIVE_LOW
),
76 MIO_CFG_IN(GPIO13_nUSB_DETECT
, AF0
),
77 MIO_CFG_OUT(GPIO22_USB_ENABLE
, AF0
, DRIVE_LOW
),
95 MIO_CFG_OUT(GPIO56_MT9M111_nOE
, AF0
, DRIVE_LOW
),
98 MIO_CFG_IN(GPIO14_BT_nACTIVITY
, AF0
),
103 MIO_CFG_OUT(GPIO83_BT_ON
, AF0
, DRIVE_LOW
),
104 MIO_CFG_OUT(GPIO77_BT_UNKNOWN1
, AF0
, DRIVE_HIGH
),
105 MIO_CFG_OUT(GPIO86_BT_MAYBE_nRESET
, AF0
, DRIVE_HIGH
),
108 MIO_CFG_OUT(GPIO23_GPS_UNKNOWN1
, AF0
, DRIVE_LOW
),
109 MIO_CFG_OUT(GPIO26_GPS_ON
, AF0
, DRIVE_LOW
),
110 MIO_CFG_OUT(GPIO27_GPS_RESET
, AF0
, DRIVE_LOW
),
111 MIO_CFG_OUT(GPIO106_GPS_UNKNOWN2
, AF0
, DRIVE_LOW
),
112 MIO_CFG_OUT(GPIO107_GPS_UNKNOWN3
, AF0
, DRIVE_LOW
),
117 MIO_CFG_OUT(GPIO24_GSM_MOD_RESET_CMD
, AF0
, DRIVE_LOW
),
118 MIO_CFG_OUT(GPIO88_GSM_nMOD_ON_CMD
, AF0
, DRIVE_HIGH
),
119 MIO_CFG_OUT(GPIO90_GSM_nMOD_OFF_CMD
, AF0
, DRIVE_HIGH
),
120 MIO_CFG_OUT(GPIO114_GSM_nMOD_DTE_UART_STATE
, AF0
, DRIVE_HIGH
),
121 MIO_CFG_IN(GPIO25_GSM_MOD_ON_STATE
, AF0
),
122 MIO_CFG_IN(GPIO113_GSM_EVENT
, AF0
) | WAKEUP_ON_EDGE_BOTH
,
133 GPIO29_AC97_SDATA_IN_0
,
134 GPIO30_AC97_SDATA_OUT
,
137 MIO_CFG_IN(GPIO12_HPJACK_INSERT
, AF0
),
140 MIO_CFG_OUT(GPIO10_LED_nCharging
, AF0
, DRIVE_HIGH
),
141 MIO_CFG_OUT(GPIO97_LED_nBlue
, AF0
, DRIVE_HIGH
),
142 MIO_CFG_OUT(GPIO98_LED_nOrange
, AF0
, DRIVE_HIGH
),
143 MIO_CFG_OUT(GPIO82_LED_nVibra
, AF0
, DRIVE_HIGH
),
144 MIO_CFG_OUT(GPIO115_LED_nKeyboard
, AF0
, DRIVE_HIGH
),
147 MIO_CFG_IN(GPIO0_KEY_POWER
, AF0
) | WAKEUP_ON_EDGE_BOTH
,
148 MIO_CFG_IN(GPIO93_KEY_VOLUME_UP
, AF0
),
149 MIO_CFG_IN(GPIO94_KEY_VOLUME_DOWN
, AF0
),
162 MFP_CFG_IN(GPIO20
, AF0
),
163 MFP_CFG_IN(GPIO21
, AF0
),
164 MFP_CFG_IN(GPIO33
, AF0
),
165 MFP_CFG_OUT(GPIO49
, AF0
, DRIVE_HIGH
),
166 MFP_CFG_OUT(GPIO57
, AF0
, DRIVE_HIGH
),
167 MFP_CFG_IN(GPIO96
, AF0
),
168 MFP_CFG_OUT(GPIO116
, AF0
, DRIVE_HIGH
),
171 static struct pwm_lookup mioa701_pwm_lookup
[] = {
172 PWM_LOOKUP("pxa27x-pwm.0", 0, "pwm-backlight", NULL
, 4000 * 1024,
173 PWM_POLARITY_NORMAL
),
176 /* LCD Screen and Backlight */
177 static struct platform_pwm_backlight_data mioa701_backlight_data
= {
178 .max_brightness
= 100,
179 .dft_brightness
= 50,
184 * LTM0305A776C LCD panel timings
187 * - the LTM0305A776C datasheet,
188 * - and the PXA27x Programmers' manual
190 static struct pxafb_mode_info mioa701_ltm0305a776c
= {
191 .pixclock
= 220000, /* CLK=4.545 MHz */
203 static void mioa701_lcd_power(int on
, struct fb_var_screeninfo
*si
)
205 gpio_set_value(GPIO87_LCD_POWER
, on
);
208 static struct pxafb_mach_info mioa701_pxafb_info
= {
209 .modes
= &mioa701_ltm0305a776c
,
211 .lcd_conn
= LCD_COLOR_TFT_16BPP
| LCD_PCLK_EDGE_FALL
,
212 .pxafb_lcd_power
= mioa701_lcd_power
,
216 * Keyboard configuration
218 static const unsigned int mioa701_matrix_keys
[] = {
220 KEY(0, 1, KEY_RIGHT
),
221 KEY(0, 2, KEY_MEDIA
),
223 KEY(1, 1, KEY_ENTER
),
224 KEY(1, 2, KEY_CONNECT
), /* GPS key */
226 KEY(2, 1, KEY_PHONE
), /* Phone Green key */
227 KEY(2, 2, KEY_CAMERA
) /* Camera key */
230 static struct matrix_keymap_data mioa701_matrix_keymap_data
= {
231 .keymap
= mioa701_matrix_keys
,
232 .keymap_size
= ARRAY_SIZE(mioa701_matrix_keys
),
235 static struct pxa27x_keypad_platform_data mioa701_keypad_info
= {
236 .matrix_key_rows
= 3,
237 .matrix_key_cols
= 3,
238 .matrix_keymap_data
= &mioa701_matrix_keymap_data
,
242 * GPIO Key Configuration
244 #define MIO_KEY(key, _gpio, _desc, _wakeup) \
245 { .code = (key), .gpio = (_gpio), .active_low = 0, \
246 .desc = (_desc), .type = EV_KEY, .wakeup = (_wakeup) }
247 static struct gpio_keys_button mioa701_button_table
[] = {
248 MIO_KEY(KEY_EXIT
, GPIO0_KEY_POWER
, "Power button", 1),
249 MIO_KEY(KEY_VOLUMEUP
, GPIO93_KEY_VOLUME_UP
, "Volume up", 0),
250 MIO_KEY(KEY_VOLUMEDOWN
, GPIO94_KEY_VOLUME_DOWN
, "Volume down", 0),
251 MIO_KEY(KEY_HP
, GPIO12_HPJACK_INSERT
, "HP jack detect", 0)
254 static struct gpio_keys_platform_data mioa701_gpio_keys_data
= {
255 .buttons
= mioa701_button_table
,
256 .nbuttons
= ARRAY_SIZE(mioa701_button_table
),
262 #define ONE_LED(_gpio, _name) \
263 { .gpio = (_gpio), .name = (_name), .active_low = true }
264 static struct gpio_led gpio_leds
[] = {
265 ONE_LED(GPIO10_LED_nCharging
, "mioa701:charging"),
266 ONE_LED(GPIO97_LED_nBlue
, "mioa701:blue"),
267 ONE_LED(GPIO98_LED_nOrange
, "mioa701:orange"),
268 ONE_LED(GPIO82_LED_nVibra
, "mioa701:vibra"),
269 ONE_LED(GPIO115_LED_nKeyboard
, "mioa701:keyboard")
272 static struct gpio_led_platform_data gpio_led_info
= {
274 .num_leds
= ARRAY_SIZE(gpio_leds
),
278 * GSM Sagem XS200 chip
280 * GSM handling was purged from kernel. For history, this is the way to go :
281 * - init : GPIO24_GSM_MOD_RESET_CMD = 0, GPIO114_GSM_nMOD_DTE_UART_STATE = 1
282 * GPIO88_GSM_nMOD_ON_CMD = 1, GPIO90_GSM_nMOD_OFF_CMD = 1
283 * - reset : GPIO24_GSM_MOD_RESET_CMD = 1, msleep(100),
284 * GPIO24_GSM_MOD_RESET_CMD = 0
285 * - turn on : GPIO88_GSM_nMOD_ON_CMD = 0, msleep(1000),
286 * GPIO88_GSM_nMOD_ON_CMD = 1
287 * - turn off : GPIO90_GSM_nMOD_OFF_CMD = 0, msleep(1000),
288 * GPIO90_GSM_nMOD_OFF_CMD = 1
290 static int is_gsm_on(void)
294 is_on
= !!gpio_get_value(GPIO25_GSM_MOD_ON_STATE
);
298 irqreturn_t
gsm_on_irq(int irq
, void *p
)
300 printk(KERN_DEBUG
"Mioa701: GSM status changed to %s\n",
301 is_gsm_on() ? "on" : "off");
305 static struct gpio gsm_gpios
[] = {
306 { GPIO25_GSM_MOD_ON_STATE
, GPIOF_IN
, "GSM state" },
307 { GPIO113_GSM_EVENT
, GPIOF_IN
, "GSM event" },
310 static int __init
gsm_init(void)
314 rc
= gpio_request_array(ARRAY_AND_SIZE(gsm_gpios
));
317 rc
= request_irq(gpio_to_irq(GPIO25_GSM_MOD_ON_STATE
), gsm_on_irq
,
318 IRQF_TRIGGER_RISING
| IRQF_TRIGGER_FALLING
,
319 "GSM XS200 Power Irq", NULL
);
323 gpio_set_wake(GPIO113_GSM_EVENT
, 1);
327 printk(KERN_ERR
"Mioa701: Can't request GSM_ON irq\n");
328 gpio_free_array(ARRAY_AND_SIZE(gsm_gpios
));
330 printk(KERN_ERR
"Mioa701: gsm not available\n");
334 static void gsm_exit(void)
336 free_irq(gpio_to_irq(GPIO25_GSM_MOD_ON_STATE
), NULL
);
337 gpio_free_array(ARRAY_AND_SIZE(gsm_gpios
));
341 * Bluetooth BRF6150 chip
343 * BT handling was purged from kernel. For history, this is the way to go :
344 * - turn on : GPIO83_BT_ON = 1
345 * - turn off : GPIO83_BT_ON = 0
349 * GPS Sirf Star III chip
351 * GPS handling was purged from kernel. For history, this is the way to go :
352 * - init : GPIO23_GPS_UNKNOWN1 = 1, GPIO26_GPS_ON = 0, GPIO27_GPS_RESET = 0
353 * GPIO106_GPS_UNKNOWN2 = 0, GPIO107_GPS_UNKNOWN3 = 0
354 * - turn on : GPIO27_GPS_RESET = 1, GPIO26_GPS_ON = 1
355 * - turn off : GPIO26_GPS_ON = 0, GPIO27_GPS_RESET = 0
361 static int is_usb_connected(void)
363 return !gpio_get_value(GPIO13_nUSB_DETECT
);
366 static struct pxa2xx_udc_mach_info mioa701_udc_info
= {
367 .udc_is_connected
= is_usb_connected
,
368 .gpio_pullup
= GPIO22_USB_ENABLE
,
371 struct gpio_vbus_mach_info gpio_vbus_data
= {
372 .gpio_vbus
= GPIO13_nUSB_DETECT
,
373 .gpio_vbus_inverted
= 1,
378 * SDIO/MMC Card controller
381 * The card detect interrupt isn't debounced so we delay it by 250ms
382 * to give the card a chance to fully insert/eject.
384 static struct pxamci_platform_data mioa701_mci_info
= {
385 .detect_delay_ms
= 250,
386 .ocr_mask
= MMC_VDD_32_33
| MMC_VDD_33_34
,
389 static struct gpiod_lookup_table mioa701_mci_gpio_table
= {
390 .dev_id
= "pxa2xx-mci.0",
392 /* Card detect on GPIO 15 */
393 GPIO_LOOKUP("gpio-pxa", GPIO15_SDIO_INSERT
,
394 "cd", GPIO_ACTIVE_LOW
),
395 /* Write protect on GPIO 78 */
396 GPIO_LOOKUP("gpio-pxa", GPIO78_SDIO_RO
,
397 "wp", GPIO_ACTIVE_LOW
),
398 /* Power on GPIO 91 */
399 GPIO_LOOKUP("gpio-pxa", GPIO91_SDIO_EN
,
400 "power", GPIO_ACTIVE_HIGH
),
406 static struct resource docg3_resource
= {
407 .start
= PXA_CS0_PHYS
,
408 .end
= PXA_CS0_PHYS
+ SZ_8K
- 1,
409 .flags
= IORESOURCE_MEM
,
412 static struct platform_device docg3
= {
415 .resource
= &docg3_resource
,
418 .platform_data
= NULL
,
423 * Suspend/Resume bootstrap management
425 * MIO A701 reboot sequence is highly ROM dependent. From the one dissassembled,
426 * this sequence is as follows :
427 * - disables interrupts
428 * - initialize SDRAM (self refresh RAM into active RAM)
429 * - initialize GPIOs (depends on value at 0xa020b020)
430 * - initialize coprossessors
431 * - if edge detect on PWR_SCL(GPIO3), then proceed to cold start
432 * - or if value at 0xa020b000 not equal to 0x0f0f0f0f, proceed to cold start
433 * - else do a resume, ie. jump to addr 0xa0100000
435 #define RESUME_ENABLE_ADDR 0xa020b000
436 #define RESUME_ENABLE_VAL 0x0f0f0f0f
437 #define RESUME_BT_ADDR 0xa020b020
438 #define RESUME_UNKNOWN_ADDR 0xa020b024
439 #define RESUME_VECTOR_ADDR 0xa0100000
440 #define BOOTSTRAP_WORDS mioa701_bootstrap_lg/4
442 static u32
*save_buffer
;
444 static void install_bootstrap(void)
447 u32
*rom_bootstrap
= phys_to_virt(RESUME_VECTOR_ADDR
);
448 u32
*src
= &mioa701_bootstrap
;
450 for (i
= 0; i
< BOOTSTRAP_WORDS
; i
++)
451 rom_bootstrap
[i
] = src
[i
];
455 static int mioa701_sys_suspend(void)
458 u32
*mem_resume_vector
= phys_to_virt(RESUME_VECTOR_ADDR
);
459 u32
*mem_resume_enabler
= phys_to_virt(RESUME_ENABLE_ADDR
);
460 u32
*mem_resume_bt
= phys_to_virt(RESUME_BT_ADDR
);
461 u32
*mem_resume_unknown
= phys_to_virt(RESUME_UNKNOWN_ADDR
);
463 /* Devices prepare suspend */
464 is_bt_on
= !!gpio_get_value(GPIO83_BT_ON
);
465 pxa2xx_mfp_set_lpm(GPIO83_BT_ON
,
466 is_bt_on
? MFP_LPM_DRIVE_HIGH
: MFP_LPM_DRIVE_LOW
);
468 for (i
= 0; i
< BOOTSTRAP_WORDS
; i
++)
469 save_buffer
[i
] = mem_resume_vector
[i
];
470 save_buffer
[i
++] = *mem_resume_enabler
;
471 save_buffer
[i
++] = *mem_resume_bt
;
472 save_buffer
[i
++] = *mem_resume_unknown
;
474 *mem_resume_enabler
= RESUME_ENABLE_VAL
;
475 *mem_resume_bt
= is_bt_on
;
481 static void mioa701_sys_resume(void)
484 u32
*mem_resume_vector
= phys_to_virt(RESUME_VECTOR_ADDR
);
485 u32
*mem_resume_enabler
= phys_to_virt(RESUME_ENABLE_ADDR
);
486 u32
*mem_resume_bt
= phys_to_virt(RESUME_BT_ADDR
);
487 u32
*mem_resume_unknown
= phys_to_virt(RESUME_UNKNOWN_ADDR
);
489 for (i
= 0; i
< BOOTSTRAP_WORDS
; i
++)
490 mem_resume_vector
[i
] = save_buffer
[i
];
491 *mem_resume_enabler
= save_buffer
[i
++];
492 *mem_resume_bt
= save_buffer
[i
++];
493 *mem_resume_unknown
= save_buffer
[i
++];
496 static struct syscore_ops mioa701_syscore_ops
= {
497 .suspend
= mioa701_sys_suspend
,
498 .resume
= mioa701_sys_resume
,
501 static int __init
bootstrap_init(void)
503 int save_size
= mioa701_bootstrap_lg
+ (sizeof(u32
) * 3);
505 register_syscore_ops(&mioa701_syscore_ops
);
507 save_buffer
= kmalloc(save_size
, GFP_KERNEL
);
510 printk(KERN_INFO
"MioA701: allocated %d bytes for bootstrap\n",
515 static void bootstrap_exit(void)
518 unregister_syscore_ops(&mioa701_syscore_ops
);
520 printk(KERN_CRIT
"Unregistering mioa701 suspend will hang next"
527 static char *supplicants
[] = {
531 static int is_ac_connected(void)
533 return gpio_get_value(GPIO96_AC_DETECT
);
536 static void mioa701_set_charge(int flags
)
538 gpio_set_value(GPIO9_CHARGE_EN
, (flags
== PDA_POWER_CHARGE_USB
));
541 static struct pda_power_pdata power_pdata
= {
542 .is_ac_online
= is_ac_connected
,
543 .is_usb_online
= is_usb_connected
,
544 .set_charge
= mioa701_set_charge
,
545 .supplied_to
= supplicants
,
546 .num_supplicants
= ARRAY_SIZE(supplicants
),
549 static struct resource power_resources
[] = {
552 .start
= PXA_GPIO_TO_IRQ(GPIO96_AC_DETECT
),
553 .end
= PXA_GPIO_TO_IRQ(GPIO96_AC_DETECT
),
554 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_HIGHEDGE
|
555 IORESOURCE_IRQ_LOWEDGE
,
559 .start
= PXA_GPIO_TO_IRQ(GPIO13_nUSB_DETECT
),
560 .end
= PXA_GPIO_TO_IRQ(GPIO13_nUSB_DETECT
),
561 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_HIGHEDGE
|
562 IORESOURCE_IRQ_LOWEDGE
,
566 static struct platform_device power_dev
= {
569 .resource
= power_resources
,
570 .num_resources
= ARRAY_SIZE(power_resources
),
572 .platform_data
= &power_pdata
,
576 static struct wm97xx_batt_pdata mioa701_battery_data
= {
577 .batt_aux
= WM97XX_AUX_ID1
,
580 .min_voltage
= 0xc00,
581 .max_voltage
= 0xfc0,
582 .batt_tech
= POWER_SUPPLY_TECHNOLOGY_LION
,
585 .batt_name
= "mioa701_battery",
588 static struct wm97xx_pdata mioa701_wm97xx_pdata
= {
589 .batt_pdata
= &mioa701_battery_data
,
595 static struct regulator_consumer_supply max1586_consumers
[] = {
596 REGULATOR_SUPPLY("vcc_core", NULL
),
599 static struct regulator_init_data max1586_v3_info
= {
601 .name
= "vcc_core range",
605 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
,
607 .num_consumer_supplies
= ARRAY_SIZE(max1586_consumers
),
608 .consumer_supplies
= max1586_consumers
,
611 static struct max1586_subdev_data max1586_subdevs
[] = {
612 { .name
= "vcc_core", .id
= MAX1586_V3
,
613 .platform_data
= &max1586_v3_info
},
616 static struct max1586_platform_data max1586_info
= {
617 .subdevs
= max1586_subdevs
,
618 .num_subdevs
= ARRAY_SIZE(max1586_subdevs
),
619 .v3_gain
= MAX1586_GAIN_NO_R24
, /* 700..1475 mV */
625 struct pxacamera_platform_data mioa701_pxacamera_platform_data
= {
626 .flags
= PXA_CAMERA_MASTER
| PXA_CAMERA_DATAWIDTH_8
|
627 PXA_CAMERA_PCLK_EN
| PXA_CAMERA_MCLK_EN
,
629 .sensor_i2c_adapter_id
= 0,
630 .sensor_i2c_address
= 0x5d,
633 static struct i2c_board_info __initdata mioa701_pi2c_devices
[] = {
635 I2C_BOARD_INFO("max1586", 0x14),
636 .platform_data
= &max1586_info
,
640 /* Board I2C devices. */
641 static struct i2c_board_info mioa701_i2c_devices
[] = {
643 I2C_BOARD_INFO("mt9m111", 0x5d),
647 struct i2c_pxa_platform_data i2c_pdata
= {
651 static pxa2xx_audio_ops_t mioa701_ac97_info
= {
653 .codec_pdata
= { &mioa701_wm97xx_pdata
, },
661 #define MIO_PARENT_DEV(var, strname, tparent, pdata) \
662 static struct platform_device var = { \
666 .platform_data = pdata, \
670 #define MIO_SIMPLE_DEV(var, strname, pdata) \
671 MIO_PARENT_DEV(var, strname, NULL, pdata)
673 MIO_SIMPLE_DEV(mioa701_gpio_keys
, "gpio-keys", &mioa701_gpio_keys_data
)
674 MIO_PARENT_DEV(mioa701_backlight
, "pwm-backlight", &pxa27x_device_pwm0
.dev
,
675 &mioa701_backlight_data
);
676 MIO_SIMPLE_DEV(mioa701_led
, "leds-gpio", &gpio_led_info
)
677 MIO_SIMPLE_DEV(pxa2xx_pcm
, "pxa2xx-pcm", NULL
)
678 MIO_SIMPLE_DEV(mioa701_sound
, "mioa701-wm9713", NULL
)
679 MIO_SIMPLE_DEV(mioa701_board
, "mioa701-board", NULL
)
680 MIO_SIMPLE_DEV(gpio_vbus
, "gpio-vbus", &gpio_vbus_data
);
682 static struct platform_device
*devices
[] __initdata
= {
694 static void mioa701_machine_exit(void);
696 static void mioa701_poweroff(void)
698 mioa701_machine_exit();
699 pxa_restart(REBOOT_SOFT
, NULL
);
702 static void mioa701_restart(enum reboot_mode c
, const char *cmd
)
704 mioa701_machine_exit();
705 pxa_restart(REBOOT_SOFT
, cmd
);
708 static struct gpio global_gpios
[] = {
709 { GPIO9_CHARGE_EN
, GPIOF_OUT_INIT_HIGH
, "Charger enable" },
710 { GPIO18_POWEROFF
, GPIOF_OUT_INIT_LOW
, "Power Off" },
711 { GPIO87_LCD_POWER
, GPIOF_OUT_INIT_LOW
, "LCD Power" },
712 { GPIO56_MT9M111_nOE
, GPIOF_OUT_INIT_LOW
, "Camera nOE" },
715 static struct regulator_consumer_supply fixed_5v0_consumers
[] = {
716 REGULATOR_SUPPLY("power", "pwm-backlight"),
719 static void __init
mioa701_machine_init(void)
723 PSLR
= 0xff100000; /* SYSDEL=125ms, PWRDEL=125ms, PSLR_SL_ROD=1 */
724 PCFR
= PCFR_DC_EN
| PCFR_GPR_EN
| PCFR_OPDE
;
725 RTTR
= 32768 - 1; /* Reset crazy WinCE value */
726 UP2OCR
= UP2OCR_HXOE
;
729 * Set up the flash memory : DiskOnChip G3 on first static memory bank
731 __raw_writel(0x7ff02dd8, MSC0
);
732 __raw_writel(0x0001c391, MCMEM0
);
733 __raw_writel(0x0001c391, MCATT0
);
734 __raw_writel(0x0001c391, MCIO0
);
737 pxa2xx_mfp_config(ARRAY_AND_SIZE(mioa701_pin_config
));
738 pxa_set_ffuart_info(NULL
);
739 pxa_set_btuart_info(NULL
);
740 pxa_set_stuart_info(NULL
);
741 rc
= gpio_request_array(ARRAY_AND_SIZE(global_gpios
));
743 pr_err("MioA701: Failed to request GPIOs: %d", rc
);
745 pxa_set_fb_info(NULL
, &mioa701_pxafb_info
);
746 gpiod_add_lookup_table(&mioa701_mci_gpio_table
);
747 pxa_set_mci_info(&mioa701_mci_info
);
748 pxa_set_keypad_info(&mioa701_keypad_info
);
749 pxa_set_udc_info(&mioa701_udc_info
);
750 pxa_set_ac97_info(&mioa701_ac97_info
);
751 pm_power_off
= mioa701_poweroff
;
752 pwm_add_table(mioa701_pwm_lookup
, ARRAY_SIZE(mioa701_pwm_lookup
));
753 platform_add_devices(devices
, ARRAY_SIZE(devices
));
756 i2c_register_board_info(0, ARRAY_AND_SIZE(mioa701_i2c_devices
));
757 i2c_register_board_info(1, ARRAY_AND_SIZE(mioa701_pi2c_devices
));
758 pxa_set_i2c_info(&i2c_pdata
);
759 pxa27x_set_i2c_power_info(NULL
);
760 pxa_set_camera_info(&mioa701_pxacamera_platform_data
);
762 regulator_register_always_on(0, "fixed-5.0V", fixed_5v0_consumers
,
763 ARRAY_SIZE(fixed_5v0_consumers
),
765 regulator_has_full_constraints();
768 static void mioa701_machine_exit(void)
774 MACHINE_START(MIOA701
, "MIO A701")
775 .atag_offset
= 0x100,
776 .map_io
= &pxa27x_map_io
,
777 .nr_irqs
= PXA_NR_IRQS
,
778 .init_irq
= &pxa27x_init_irq
,
779 .handle_irq
= &pxa27x_handle_irq
,
780 .init_machine
= mioa701_machine_init
,
781 .init_time
= pxa_timer_init
,
782 .restart
= mioa701_restart
,