2 * Support for CompuLab EM-X270 platform
4 * Copyright (C) 2007, 2008 CompuLab, Ltd.
5 * Author: Mike Rapoport <mike@compulab.co.il>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
12 #include <linux/irq.h>
13 #include <linux/platform_device.h>
14 #include <linux/delay.h>
16 #include <linux/dm9000.h>
17 #include <linux/rtc-v3020.h>
18 #include <linux/mtd/nand.h>
19 #include <linux/mtd/partitions.h>
20 #include <linux/mtd/physmap.h>
21 #include <linux/input.h>
22 #include <linux/gpio_keys.h>
23 #include <linux/gpio.h>
24 #include <linux/mfd/da903x.h>
25 #include <linux/regulator/machine.h>
26 #include <linux/spi/spi.h>
27 #include <linux/spi/tdo24m.h>
28 #include <linux/spi/libertas_spi.h>
29 #include <linux/spi/pxa2xx_spi.h>
30 #include <linux/power_supply.h>
31 #include <linux/apm-emulation.h>
32 #include <linux/i2c.h>
33 #include <linux/i2c/pca953x.h>
34 #include <linux/i2c/pxa-i2c.h>
35 #include <linux/regulator/userspace-consumer.h>
37 #include <media/soc_camera.h>
39 #include <asm/mach-types.h>
40 #include <asm/mach/arch.h>
42 #include <mach/pxa27x.h>
43 #include <mach/pxa27x-udc.h>
44 #include <mach/audio.h>
45 #include <mach/pxafb.h>
46 #include <mach/ohci.h>
48 #include <plat/pxa27x_keypad.h>
49 #include <mach/camera.h>
54 /* EM-X270 specific GPIOs */
55 #define GPIO13_MMC_CD (13)
56 #define GPIO95_MMC_WP (95)
57 #define GPIO56_NAND_RB (56)
58 #define GPIO93_CAM_RESET (93)
59 #define GPIO16_USB_HUB_RESET (16)
61 /* eXeda specific GPIOs */
62 #define GPIO114_MMC_CD (114)
63 #define GPIO20_NAND_RB (20)
64 #define GPIO38_SD_PWEN (38)
65 #define GPIO37_WLAN_RST (37)
66 #define GPIO95_TOUCHPAD_INT (95)
67 #define GPIO130_CAM_RESET (130)
68 #define GPIO10_USB_HUB_RESET (10)
71 #define GPIO11_NAND_CS (11)
72 #define GPIO41_ETHIRQ (41)
73 #define EM_X270_ETHIRQ IRQ_GPIO(GPIO41_ETHIRQ)
74 #define GPIO115_WLAN_PWEN (115)
75 #define GPIO19_WLAN_STRAP (19)
76 #define GPIO9_USB_VBUS_EN (9)
80 static int dm9000_flags
;
82 static int usb_hub_reset
;
84 static unsigned long common_pin_config
[] = {
87 GPIO29_AC97_SDATA_IN_0
,
88 GPIO30_AC97_SDATA_OUT
,
112 GPIOxx_LCD_TFT_16BPP
,
133 GPIO100_KP_MKIN_0
| WAKEUP_ON_LEVEL_HIGH
,
134 GPIO101_KP_MKIN_1
| WAKEUP_ON_LEVEL_HIGH
,
135 GPIO102_KP_MKIN_2
| WAKEUP_ON_LEVEL_HIGH
,
136 GPIO34_KP_MKIN_3
| WAKEUP_ON_LEVEL_HIGH
,
137 GPIO39_KP_MKIN_4
| WAKEUP_ON_LEVEL_HIGH
,
138 GPIO99_KP_MKIN_5
| WAKEUP_ON_LEVEL_HIGH
,
139 GPIO91_KP_MKIN_6
| WAKEUP_ON_LEVEL_HIGH
,
140 GPIO36_KP_MKIN_7
| WAKEUP_ON_LEVEL_HIGH
,
157 GPIO19_GPIO
, /* SSP2 clock is used as GPIO for Libertas pin-strap */
162 /* SDRAM and local bus */
171 GPIO1_GPIO
| WAKEUP_ON_EDGE_BOTH
, /* sleep/resume button */
174 GPIO20_GPIO
| MFP_LPM_DRIVE_LOW
, /* GPRS_PWEN */
175 GPIO115_GPIO
| MFP_LPM_DRIVE_LOW
, /* WLAN_PWEN */
178 GPIO11_GPIO
| MFP_LPM_DRIVE_HIGH
, /* NAND CE# */
181 GPIO41_GPIO
, /* DM9000 interrupt */
184 static unsigned long em_x270_pin_config
[] = {
185 GPIO13_GPIO
, /* MMC card detect */
186 GPIO16_GPIO
, /* USB hub reset */
187 GPIO56_GPIO
, /* NAND Ready/Busy */
188 GPIO93_GPIO
| MFP_LPM_DRIVE_LOW
, /* Camera reset */
189 GPIO95_GPIO
, /* MMC Write protect */
192 static unsigned long exeda_pin_config
[] = {
193 GPIO10_GPIO
, /* USB hub reset */
194 GPIO20_GPIO
, /* NAND Ready/Busy */
195 GPIO38_GPIO
| MFP_LPM_DRIVE_LOW
, /* SD slot power */
196 GPIO95_GPIO
, /* touchpad IRQ */
197 GPIO114_GPIO
, /* MMC card detect */
200 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
201 static struct resource em_x270_dm9000_resource
[] = {
203 .start
= PXA_CS2_PHYS
,
204 .end
= PXA_CS2_PHYS
+ 3,
205 .flags
= IORESOURCE_MEM
,
208 .start
= PXA_CS2_PHYS
+ 8,
209 .end
= PXA_CS2_PHYS
+ 8 + 0x3f,
210 .flags
= IORESOURCE_MEM
,
213 .start
= EM_X270_ETHIRQ
,
214 .end
= EM_X270_ETHIRQ
,
215 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_HIGHEDGE
,
219 static struct dm9000_plat_data em_x270_dm9000_platdata
= {
220 .flags
= DM9000_PLATF_NO_EEPROM
,
223 static struct platform_device em_x270_dm9000
= {
226 .num_resources
= ARRAY_SIZE(em_x270_dm9000_resource
),
227 .resource
= em_x270_dm9000_resource
,
229 .platform_data
= &em_x270_dm9000_platdata
,
233 static void __init
em_x270_init_dm9000(void)
235 em_x270_dm9000_platdata
.flags
|= dm9000_flags
;
236 platform_device_register(&em_x270_dm9000
);
239 static inline void em_x270_init_dm9000(void) {}
243 #if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE)
244 static struct resource em_x270_v3020_resource
[] = {
246 .start
= PXA_CS4_PHYS
,
247 .end
= PXA_CS4_PHYS
+ 3,
248 .flags
= IORESOURCE_MEM
,
252 static struct v3020_platform_data em_x270_v3020_platdata
= {
256 static struct platform_device em_x270_rtc
= {
258 .num_resources
= ARRAY_SIZE(em_x270_v3020_resource
),
259 .resource
= em_x270_v3020_resource
,
262 .platform_data
= &em_x270_v3020_platdata
,
266 static void __init
em_x270_init_rtc(void)
268 platform_device_register(&em_x270_rtc
);
271 static inline void em_x270_init_rtc(void) {}
275 #if defined(CONFIG_MTD_NAND_PLATFORM) || defined(CONFIG_MTD_NAND_PLATFORM_MODULE)
276 static inline void nand_cs_on(void)
278 gpio_set_value(GPIO11_NAND_CS
, 0);
281 static void nand_cs_off(void)
285 gpio_set_value(GPIO11_NAND_CS
, 1);
288 /* hardware specific access to control-lines */
289 static void em_x270_nand_cmd_ctl(struct mtd_info
*mtd
, int dat
,
292 struct nand_chip
*this = mtd
->priv
;
293 unsigned long nandaddr
= (unsigned long)this->IO_ADDR_W
;
297 if (ctrl
& NAND_CTRL_CHANGE
) {
299 nandaddr
|= (1 << 3);
301 nandaddr
&= ~(1 << 3);
303 nandaddr
|= (1 << 2);
305 nandaddr
&= ~(1 << 2);
313 this->IO_ADDR_W
= (void __iomem
*)nandaddr
;
314 if (dat
!= NAND_CMD_NONE
)
315 writel(dat
, this->IO_ADDR_W
);
320 /* read device ready pin */
321 static int em_x270_nand_device_ready(struct mtd_info
*mtd
)
325 return gpio_get_value(nand_rb
);
328 static struct mtd_partition em_x270_partition_info
[] = {
336 .offset
= MTDPART_OFS_APPEND
,
337 .size
= MTDPART_SIZ_FULL
341 static const char *em_x270_part_probes
[] = { "cmdlinepart", NULL
};
343 struct platform_nand_data em_x270_nand_platdata
= {
347 .nr_partitions
= ARRAY_SIZE(em_x270_partition_info
),
348 .partitions
= em_x270_partition_info
,
350 .part_probe_types
= em_x270_part_probes
,
354 .dev_ready
= em_x270_nand_device_ready
,
356 .cmd_ctrl
= em_x270_nand_cmd_ctl
,
360 static struct resource em_x270_nand_resource
[] = {
362 .start
= PXA_CS1_PHYS
,
363 .end
= PXA_CS1_PHYS
+ 12,
364 .flags
= IORESOURCE_MEM
,
368 static struct platform_device em_x270_nand
= {
370 .num_resources
= ARRAY_SIZE(em_x270_nand_resource
),
371 .resource
= em_x270_nand_resource
,
374 .platform_data
= &em_x270_nand_platdata
,
378 static void __init
em_x270_init_nand(void)
382 err
= gpio_request(GPIO11_NAND_CS
, "NAND CS");
384 pr_warning("EM-X270: failed to request NAND CS gpio\n");
388 gpio_direction_output(GPIO11_NAND_CS
, 1);
390 err
= gpio_request(nand_rb
, "NAND R/B");
392 pr_warning("EM-X270: failed to request NAND R/B gpio\n");
393 gpio_free(GPIO11_NAND_CS
);
397 gpio_direction_input(nand_rb
);
399 platform_device_register(&em_x270_nand
);
402 static inline void em_x270_init_nand(void) {}
405 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
406 static struct mtd_partition em_x270_nor_parts
[] = {
408 .name
= "Bootloader",
409 .offset
= 0x00000000,
411 .mask_flags
= MTD_WRITEABLE
/* force read-only */
413 .name
= "Environment",
414 .offset
= 0x00050000,
418 .offset
= 0x00060000,
420 .mask_flags
= MTD_WRITEABLE
/* force read-only */
422 .name
= "Splashscreen",
423 .offset
= 0x000b0000,
428 static struct physmap_flash_data em_x270_nor_data
[] = {
431 .parts
= em_x270_nor_parts
,
432 .nr_parts
= ARRAY_SIZE(em_x270_nor_parts
),
436 static struct resource em_x270_nor_flash_resource
= {
437 .start
= PXA_CS0_PHYS
,
438 .end
= PXA_CS0_PHYS
+ SZ_1M
- 1,
439 .flags
= IORESOURCE_MEM
,
442 static struct platform_device em_x270_physmap_flash
= {
443 .name
= "physmap-flash",
446 .resource
= &em_x270_nor_flash_resource
,
448 .platform_data
= &em_x270_nor_data
,
452 static void __init
em_x270_init_nor(void)
454 platform_device_register(&em_x270_physmap_flash
);
457 static inline void em_x270_init_nor(void) {}
460 /* PXA27x OHCI controller setup */
461 #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
462 static struct regulator
*em_x270_usb_ldo
;
464 static int em_x270_usb_hub_init(void)
468 em_x270_usb_ldo
= regulator_get(NULL
, "vcc usb");
469 if (IS_ERR(em_x270_usb_ldo
))
470 return PTR_ERR(em_x270_usb_ldo
);
472 err
= gpio_request(GPIO9_USB_VBUS_EN
, "vbus en");
474 goto err_free_usb_ldo
;
476 err
= gpio_request(usb_hub_reset
, "hub rst");
478 goto err_free_vbus_gpio
;
480 /* USB Hub power-on and reset */
481 gpio_direction_output(usb_hub_reset
, 1);
482 gpio_direction_output(GPIO9_USB_VBUS_EN
, 0);
483 regulator_enable(em_x270_usb_ldo
);
484 gpio_set_value(usb_hub_reset
, 0);
485 gpio_set_value(usb_hub_reset
, 1);
486 regulator_disable(em_x270_usb_ldo
);
487 regulator_enable(em_x270_usb_ldo
);
488 gpio_set_value(usb_hub_reset
, 0);
489 gpio_set_value(GPIO9_USB_VBUS_EN
, 1);
494 gpio_free(GPIO9_USB_VBUS_EN
);
496 regulator_put(em_x270_usb_ldo
);
501 static int em_x270_ohci_init(struct device
*dev
)
505 /* we don't want to entirely disable USB if the HUB init failed */
506 err
= em_x270_usb_hub_init();
508 pr_err("USB Hub initialization failed: %d\n", err
);
510 /* enable port 2 transiever */
511 UP2OCR
= UP2OCR_HXS
| UP2OCR_HXOE
;
516 static void em_x270_ohci_exit(struct device
*dev
)
518 gpio_free(usb_hub_reset
);
519 gpio_free(GPIO9_USB_VBUS_EN
);
521 if (!IS_ERR(em_x270_usb_ldo
)) {
522 if (regulator_is_enabled(em_x270_usb_ldo
))
523 regulator_disable(em_x270_usb_ldo
);
525 regulator_put(em_x270_usb_ldo
);
529 static struct pxaohci_platform_data em_x270_ohci_platform_data
= {
530 .port_mode
= PMM_PERPORT_MODE
,
531 .flags
= ENABLE_PORT1
| ENABLE_PORT2
| POWER_CONTROL_LOW
,
532 .init
= em_x270_ohci_init
,
533 .exit
= em_x270_ohci_exit
,
536 static void __init
em_x270_init_ohci(void)
538 pxa_set_ohci_info(&em_x270_ohci_platform_data
);
541 static inline void em_x270_init_ohci(void) {}
544 /* MCI controller setup */
545 #if defined(CONFIG_MMC) || defined(CONFIG_MMC_MODULE)
546 static struct regulator
*em_x270_sdio_ldo
;
548 static int em_x270_mci_init(struct device
*dev
,
549 irq_handler_t em_x270_detect_int
,
554 em_x270_sdio_ldo
= regulator_get(dev
, "vcc sdio");
555 if (IS_ERR(em_x270_sdio_ldo
)) {
556 dev_err(dev
, "can't request SDIO power supply: %ld\n",
557 PTR_ERR(em_x270_sdio_ldo
));
558 return PTR_ERR(em_x270_sdio_ldo
);
561 err
= request_irq(gpio_to_irq(mmc_cd
), em_x270_detect_int
,
562 IRQF_DISABLED
| IRQF_TRIGGER_RISING
|
563 IRQF_TRIGGER_FALLING
,
564 "MMC card detect", data
);
566 dev_err(dev
, "can't request MMC card detect IRQ: %d\n", err
);
570 if (machine_is_em_x270()) {
571 err
= gpio_request(GPIO95_MMC_WP
, "MMC WP");
573 dev_err(dev
, "can't request MMC write protect: %d\n",
577 gpio_direction_input(GPIO95_MMC_WP
);
579 err
= gpio_request(GPIO38_SD_PWEN
, "sdio power");
581 dev_err(dev
, "can't request MMC power control : %d\n",
585 gpio_direction_output(GPIO38_SD_PWEN
, 1);
591 free_irq(gpio_to_irq(mmc_cd
), data
);
593 regulator_put(em_x270_sdio_ldo
);
598 static void em_x270_mci_setpower(struct device
*dev
, unsigned int vdd
)
600 struct pxamci_platform_data
* p_d
= dev
->platform_data
;
602 if ((1 << vdd
) & p_d
->ocr_mask
) {
603 int vdd_uV
= (2000 + (vdd
- __ffs(MMC_VDD_20_21
)) * 100) * 1000;
605 regulator_set_voltage(em_x270_sdio_ldo
, vdd_uV
, vdd_uV
);
606 regulator_enable(em_x270_sdio_ldo
);
608 regulator_disable(em_x270_sdio_ldo
);
612 static void em_x270_mci_exit(struct device
*dev
, void *data
)
614 free_irq(gpio_to_irq(mmc_cd
), data
);
615 regulator_put(em_x270_sdio_ldo
);
617 if (machine_is_em_x270())
618 gpio_free(GPIO95_MMC_WP
);
620 gpio_free(GPIO38_SD_PWEN
);
623 static int em_x270_mci_get_ro(struct device
*dev
)
625 return gpio_get_value(GPIO95_MMC_WP
);
628 static struct pxamci_platform_data em_x270_mci_platform_data
= {
629 .detect_delay_ms
= 250,
630 .ocr_mask
= MMC_VDD_20_21
|MMC_VDD_21_22
|MMC_VDD_22_23
|
631 MMC_VDD_24_25
|MMC_VDD_25_26
|MMC_VDD_26_27
|
632 MMC_VDD_27_28
|MMC_VDD_28_29
|MMC_VDD_29_30
|
633 MMC_VDD_30_31
|MMC_VDD_31_32
,
634 .init
= em_x270_mci_init
,
635 .setpower
= em_x270_mci_setpower
,
636 .exit
= em_x270_mci_exit
,
637 .gpio_card_detect
= -1,
642 static void __init
em_x270_init_mmc(void)
644 if (machine_is_em_x270())
645 em_x270_mci_platform_data
.get_ro
= em_x270_mci_get_ro
;
647 pxa_set_mci_info(&em_x270_mci_platform_data
);
650 static inline void em_x270_init_mmc(void) {}
654 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
655 static struct pxafb_mode_info em_x270_lcd_modes
[] = {
684 static struct pxafb_mach_info em_x270_lcd
= {
685 .modes
= em_x270_lcd_modes
,
687 .lcd_conn
= LCD_COLOR_TFT_16BPP
,
690 static void __init
em_x270_init_lcd(void)
692 pxa_set_fb_info(NULL
, &em_x270_lcd
);
695 static inline void em_x270_init_lcd(void) {}
698 #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
699 static struct pxa2xx_spi_master em_x270_spi_info
= {
703 static struct pxa2xx_spi_chip em_x270_tdo24m_chip
= {
709 static struct tdo24m_platform_data em_x270_tdo24m_pdata
= {
713 static struct pxa2xx_spi_master em_x270_spi_2_info
= {
718 static struct pxa2xx_spi_chip em_x270_libertas_chip
= {
725 static unsigned long em_x270_libertas_pin_config
[] = {
733 static int em_x270_libertas_setup(struct spi_device
*spi
)
735 int err
= gpio_request(GPIO115_WLAN_PWEN
, "WLAN PWEN");
739 err
= gpio_request(GPIO19_WLAN_STRAP
, "WLAN STRAP");
743 if (machine_is_exeda()) {
744 err
= gpio_request(GPIO37_WLAN_RST
, "WLAN RST");
748 gpio_direction_output(GPIO37_WLAN_RST
, 1);
752 gpio_direction_output(GPIO19_WLAN_STRAP
, 1);
755 pxa2xx_mfp_config(ARRAY_AND_SIZE(em_x270_libertas_pin_config
));
757 gpio_direction_output(GPIO115_WLAN_PWEN
, 0);
759 gpio_set_value(GPIO115_WLAN_PWEN
, 1);
762 spi
->bits_per_word
= 16;
768 gpio_free(GPIO19_WLAN_STRAP
);
770 gpio_free(GPIO115_WLAN_PWEN
);
775 static int em_x270_libertas_teardown(struct spi_device
*spi
)
777 gpio_set_value(GPIO115_WLAN_PWEN
, 0);
778 gpio_free(GPIO115_WLAN_PWEN
);
779 gpio_free(GPIO19_WLAN_STRAP
);
781 if (machine_is_exeda()) {
782 gpio_set_value(GPIO37_WLAN_RST
, 0);
783 gpio_free(GPIO37_WLAN_RST
);
789 struct libertas_spi_platform_data em_x270_libertas_pdata
= {
790 .use_dummy_writes
= 1,
791 .setup
= em_x270_libertas_setup
,
792 .teardown
= em_x270_libertas_teardown
,
795 static struct spi_board_info em_x270_spi_devices
[] __initdata
= {
797 .modalias
= "tdo24m",
798 .max_speed_hz
= 1000000,
801 .controller_data
= &em_x270_tdo24m_chip
,
802 .platform_data
= &em_x270_tdo24m_pdata
,
805 .modalias
= "libertas_spi",
806 .max_speed_hz
= 13000000,
808 .irq
= IRQ_GPIO(116),
810 .controller_data
= &em_x270_libertas_chip
,
811 .platform_data
= &em_x270_libertas_pdata
,
815 static void __init
em_x270_init_spi(void)
817 pxa2xx_set_spi_info(1, &em_x270_spi_info
);
818 pxa2xx_set_spi_info(2, &em_x270_spi_2_info
);
819 spi_register_board_info(ARRAY_AND_SIZE(em_x270_spi_devices
));
822 static inline void em_x270_init_spi(void) {}
825 #if defined(CONFIG_SND_PXA2XX_LIB_AC97)
826 static pxa2xx_audio_ops_t em_x270_ac97_info
= {
830 static void __init
em_x270_init_ac97(void)
832 pxa_set_ac97_info(&em_x270_ac97_info
);
835 static inline void em_x270_init_ac97(void) {}
838 #if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
839 static unsigned int em_x270_module_matrix_keys
[] = {
840 KEY(0, 0, KEY_A
), KEY(1, 0, KEY_UP
), KEY(2, 1, KEY_B
),
841 KEY(0, 2, KEY_LEFT
), KEY(1, 1, KEY_ENTER
), KEY(2, 0, KEY_RIGHT
),
842 KEY(0, 1, KEY_C
), KEY(1, 2, KEY_DOWN
), KEY(2, 2, KEY_D
),
845 struct pxa27x_keypad_platform_data em_x270_module_keypad_info
= {
846 /* code map for the matrix keys */
847 .matrix_key_rows
= 3,
848 .matrix_key_cols
= 3,
849 .matrix_key_map
= em_x270_module_matrix_keys
,
850 .matrix_key_map_size
= ARRAY_SIZE(em_x270_module_matrix_keys
),
853 static unsigned int em_x270_exeda_matrix_keys
[] = {
854 KEY(0, 0, KEY_RIGHTSHIFT
), KEY(0, 1, KEY_RIGHTCTRL
),
855 KEY(0, 2, KEY_RIGHTALT
), KEY(0, 3, KEY_SPACE
),
856 KEY(0, 4, KEY_LEFTALT
), KEY(0, 5, KEY_LEFTCTRL
),
857 KEY(0, 6, KEY_ENTER
), KEY(0, 7, KEY_SLASH
),
859 KEY(1, 0, KEY_DOT
), KEY(1, 1, KEY_M
),
860 KEY(1, 2, KEY_N
), KEY(1, 3, KEY_B
),
861 KEY(1, 4, KEY_V
), KEY(1, 5, KEY_C
),
862 KEY(1, 6, KEY_X
), KEY(1, 7, KEY_Z
),
864 KEY(2, 0, KEY_LEFTSHIFT
), KEY(2, 1, KEY_SEMICOLON
),
865 KEY(2, 2, KEY_L
), KEY(2, 3, KEY_K
),
866 KEY(2, 4, KEY_J
), KEY(2, 5, KEY_H
),
867 KEY(2, 6, KEY_G
), KEY(2, 7, KEY_F
),
869 KEY(3, 0, KEY_D
), KEY(3, 1, KEY_S
),
870 KEY(3, 2, KEY_A
), KEY(3, 3, KEY_TAB
),
871 KEY(3, 4, KEY_BACKSPACE
), KEY(3, 5, KEY_P
),
872 KEY(3, 6, KEY_O
), KEY(3, 7, KEY_I
),
874 KEY(4, 0, KEY_U
), KEY(4, 1, KEY_Y
),
875 KEY(4, 2, KEY_T
), KEY(4, 3, KEY_R
),
876 KEY(4, 4, KEY_E
), KEY(4, 5, KEY_W
),
877 KEY(4, 6, KEY_Q
), KEY(4, 7, KEY_MINUS
),
879 KEY(5, 0, KEY_0
), KEY(5, 1, KEY_9
),
880 KEY(5, 2, KEY_8
), KEY(5, 3, KEY_7
),
881 KEY(5, 4, KEY_6
), KEY(5, 5, KEY_5
),
882 KEY(5, 6, KEY_4
), KEY(5, 7, KEY_3
),
884 KEY(6, 0, KEY_2
), KEY(6, 1, KEY_1
),
885 KEY(6, 2, KEY_ENTER
), KEY(6, 3, KEY_END
),
886 KEY(6, 4, KEY_DOWN
), KEY(6, 5, KEY_UP
),
887 KEY(6, 6, KEY_MENU
), KEY(6, 7, KEY_F1
),
889 KEY(7, 0, KEY_LEFT
), KEY(7, 1, KEY_RIGHT
),
890 KEY(7, 2, KEY_BACK
), KEY(7, 3, KEY_HOME
),
891 KEY(7, 4, 0), KEY(7, 5, 0),
892 KEY(7, 6, 0), KEY(7, 7, 0),
895 struct pxa27x_keypad_platform_data em_x270_exeda_keypad_info
= {
896 /* code map for the matrix keys */
897 .matrix_key_rows
= 8,
898 .matrix_key_cols
= 8,
899 .matrix_key_map
= em_x270_exeda_matrix_keys
,
900 .matrix_key_map_size
= ARRAY_SIZE(em_x270_exeda_matrix_keys
),
903 static void __init
em_x270_init_keypad(void)
905 if (machine_is_em_x270())
906 pxa_set_keypad_info(&em_x270_module_keypad_info
);
908 pxa_set_keypad_info(&em_x270_exeda_keypad_info
);
911 static inline void em_x270_init_keypad(void) {}
914 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
915 static struct gpio_keys_button gpio_keys_button
[] = {
917 .desc
= "sleep/wakeup",
925 static struct gpio_keys_platform_data em_x270_gpio_keys_data
= {
926 .buttons
= gpio_keys_button
,
930 static struct platform_device em_x270_gpio_keys
= {
934 .platform_data
= &em_x270_gpio_keys_data
,
938 static void __init
em_x270_init_gpio_keys(void)
940 platform_device_register(&em_x270_gpio_keys
);
943 static inline void em_x270_init_gpio_keys(void) {}
946 /* Quick Capture Interface and sensor setup */
947 #if defined(CONFIG_VIDEO_PXA27x) || defined(CONFIG_VIDEO_PXA27x_MODULE)
948 static struct regulator
*em_x270_camera_ldo
;
950 static int em_x270_sensor_init(void)
954 ret
= gpio_request(cam_reset
, "camera reset");
958 gpio_direction_output(cam_reset
, 0);
960 em_x270_camera_ldo
= regulator_get(NULL
, "vcc cam");
961 if (em_x270_camera_ldo
== NULL
) {
962 gpio_free(cam_reset
);
966 ret
= regulator_enable(em_x270_camera_ldo
);
968 regulator_put(em_x270_camera_ldo
);
969 gpio_free(cam_reset
);
973 gpio_set_value(cam_reset
, 1);
978 struct pxacamera_platform_data em_x270_camera_platform_data
= {
979 .flags
= PXA_CAMERA_MASTER
| PXA_CAMERA_DATAWIDTH_8
|
980 PXA_CAMERA_PCLK_EN
| PXA_CAMERA_MCLK_EN
,
984 static int em_x270_sensor_power(struct device
*dev
, int on
)
987 int is_on
= regulator_is_enabled(em_x270_camera_ldo
);
992 gpio_set_value(cam_reset
, !on
);
995 ret
= regulator_enable(em_x270_camera_ldo
);
997 ret
= regulator_disable(em_x270_camera_ldo
);
1002 gpio_set_value(cam_reset
, on
);
1007 static struct i2c_board_info em_x270_i2c_cam_info
[] = {
1009 I2C_BOARD_INFO("mt9m111", 0x48),
1013 static struct soc_camera_link iclink
= {
1015 .power
= em_x270_sensor_power
,
1016 .board_info
= &em_x270_i2c_cam_info
[0],
1017 .i2c_adapter_id
= 0,
1020 static struct platform_device em_x270_camera
= {
1021 .name
= "soc-camera-pdrv",
1024 .platform_data
= &iclink
,
1028 static void __init
em_x270_init_camera(void)
1030 if (em_x270_sensor_init() == 0) {
1031 pxa_set_camera_info(&em_x270_camera_platform_data
);
1032 platform_device_register(&em_x270_camera
);
1036 static inline void em_x270_init_camera(void) {}
1039 static struct regulator_bulk_data em_x270_gps_consumer_supply
= {
1040 .supply
= "vcc gps",
1043 static struct regulator_userspace_consumer_data em_x270_gps_consumer_data
= {
1046 .supplies
= &em_x270_gps_consumer_supply
,
1049 static struct platform_device em_x270_gps_userspace_consumer
= {
1050 .name
= "reg-userspace-consumer",
1053 .platform_data
= &em_x270_gps_consumer_data
,
1057 static struct regulator_bulk_data em_x270_gprs_consumer_supply
= {
1058 .supply
= "vcc gprs",
1061 static struct regulator_userspace_consumer_data em_x270_gprs_consumer_data
= {
1064 .supplies
= &em_x270_gprs_consumer_supply
1067 static struct platform_device em_x270_gprs_userspace_consumer
= {
1068 .name
= "reg-userspace-consumer",
1071 .platform_data
= &em_x270_gprs_consumer_data
,
1075 static struct platform_device
*em_x270_userspace_consumers
[] = {
1076 &em_x270_gps_userspace_consumer
,
1077 &em_x270_gprs_userspace_consumer
,
1080 static void __init
em_x270_userspace_consumers_init(void)
1082 platform_add_devices(ARRAY_AND_SIZE(em_x270_userspace_consumers
));
1085 /* DA9030 related initializations */
1086 #define REGULATOR_CONSUMER(_name, _dev, _supply) \
1087 static struct regulator_consumer_supply _name##_consumers[] = { \
1090 .supply = _supply, \
1094 REGULATOR_CONSUMER(ldo3
, &em_x270_gps_userspace_consumer
.dev
, "vcc gps");
1095 REGULATOR_CONSUMER(ldo5
, NULL
, "vcc cam");
1096 REGULATOR_CONSUMER(ldo10
, &pxa_device_mci
.dev
, "vcc sdio");
1097 REGULATOR_CONSUMER(ldo12
, NULL
, "vcc usb");
1098 REGULATOR_CONSUMER(ldo19
, &em_x270_gprs_userspace_consumer
.dev
, "vcc gprs");
1099 REGULATOR_CONSUMER(buck2
, NULL
, "vcc_core");
1101 #define REGULATOR_INIT(_ldo, _min_uV, _max_uV, _ops_mask) \
1102 static struct regulator_init_data _ldo##_data = { \
1104 .min_uV = _min_uV, \
1105 .max_uV = _max_uV, \
1109 .valid_ops_mask = _ops_mask, \
1112 .num_consumer_supplies = ARRAY_SIZE(_ldo##_consumers), \
1113 .consumer_supplies = _ldo##_consumers, \
1116 REGULATOR_INIT(ldo3
, 3200000, 3200000, REGULATOR_CHANGE_STATUS
);
1117 REGULATOR_INIT(ldo5
, 3000000, 3000000, REGULATOR_CHANGE_STATUS
);
1118 REGULATOR_INIT(ldo10
, 2000000, 3200000,
1119 REGULATOR_CHANGE_STATUS
| REGULATOR_CHANGE_VOLTAGE
);
1120 REGULATOR_INIT(ldo12
, 3000000, 3000000, REGULATOR_CHANGE_STATUS
);
1121 REGULATOR_INIT(ldo19
, 3200000, 3200000, REGULATOR_CHANGE_STATUS
);
1122 REGULATOR_INIT(buck2
, 1000000, 1650000, REGULATOR_CHANGE_VOLTAGE
);
1124 struct led_info em_x270_led_info
= {
1125 .name
= "em-x270:orange",
1126 .default_trigger
= "battery-charging-or-full",
1129 struct power_supply_info em_x270_psy_info
= {
1131 .technology
= POWER_SUPPLY_TECHNOLOGY_LIPO
,
1132 .voltage_max_design
= 4200000,
1133 .voltage_min_design
= 3000000,
1137 static void em_x270_battery_low(void)
1139 #if defined(CONFIG_APM_EMULATION)
1140 apm_queue_event(APM_LOW_BATTERY
);
1144 static void em_x270_battery_critical(void)
1146 #if defined(CONFIG_APM_EMULATION)
1147 apm_queue_event(APM_CRITICAL_SUSPEND
);
1151 struct da9030_battery_info em_x270_batterty_info
= {
1152 .battery_info
= &em_x270_psy_info
,
1154 .charge_milliamp
= 1000,
1155 .charge_millivolt
= 4200,
1159 .vbat_charge_start
= 4100,
1160 .vbat_charge_stop
= 4200,
1161 .vbat_charge_restart
= 4000,
1163 .vcharge_min
= 3200,
1164 .vcharge_max
= 5500,
1168 .tbat_restart
= 100,
1170 .batmon_interval
= 0,
1172 .battery_low
= em_x270_battery_low
,
1173 .battery_critical
= em_x270_battery_critical
,
1176 #define DA9030_SUBDEV(_name, _id, _pdata) \
1178 .name = "da903x-" #_name, \
1179 .id = DA9030_ID_##_id, \
1180 .platform_data = _pdata, \
1183 #define DA9030_LDO(num) DA9030_SUBDEV(regulator, LDO##num, &ldo##num##_data)
1185 struct da903x_subdev_info em_x270_da9030_subdevs
[] = {
1192 DA9030_SUBDEV(regulator
, BUCK2
, &buck2_data
),
1194 DA9030_SUBDEV(led
, LED_PC
, &em_x270_led_info
),
1195 DA9030_SUBDEV(backlight
, WLED
, &em_x270_led_info
),
1196 DA9030_SUBDEV(battery
, BAT
, &em_x270_batterty_info
),
1199 static struct da903x_platform_data em_x270_da9030_info
= {
1200 .num_subdevs
= ARRAY_SIZE(em_x270_da9030_subdevs
),
1201 .subdevs
= em_x270_da9030_subdevs
,
1204 static struct i2c_board_info em_x270_i2c_pmic_info
= {
1205 I2C_BOARD_INFO("da9030", 0x49),
1207 .platform_data
= &em_x270_da9030_info
,
1210 static struct i2c_pxa_platform_data em_x270_pwr_i2c_info
= {
1214 static void __init
em_x270_init_da9030(void)
1216 pxa27x_set_i2c_power_info(&em_x270_pwr_i2c_info
);
1217 i2c_register_board_info(1, &em_x270_i2c_pmic_info
, 1);
1220 static struct pca953x_platform_data exeda_gpio_ext_pdata
= {
1224 static struct i2c_board_info exeda_i2c_info
[] = {
1226 I2C_BOARD_INFO("pca9555", 0x21),
1227 .platform_data
= &exeda_gpio_ext_pdata
,
1231 static struct i2c_pxa_platform_data em_x270_i2c_info
= {
1235 static void __init
em_x270_init_i2c(void)
1237 pxa_set_i2c_info(&em_x270_i2c_info
);
1239 if (machine_is_exeda())
1240 i2c_register_board_info(0, ARRAY_AND_SIZE(exeda_i2c_info
));
1243 static void __init
em_x270_module_init(void)
1245 pxa2xx_mfp_config(ARRAY_AND_SIZE(em_x270_pin_config
));
1247 mmc_cd
= GPIO13_MMC_CD
;
1248 nand_rb
= GPIO56_NAND_RB
;
1249 dm9000_flags
= DM9000_PLATF_32BITONLY
;
1250 cam_reset
= GPIO93_CAM_RESET
;
1251 usb_hub_reset
= GPIO16_USB_HUB_RESET
;
1254 static void __init
em_x270_exeda_init(void)
1256 pxa2xx_mfp_config(ARRAY_AND_SIZE(exeda_pin_config
));
1258 mmc_cd
= GPIO114_MMC_CD
;
1259 nand_rb
= GPIO20_NAND_RB
;
1260 dm9000_flags
= DM9000_PLATF_16BITONLY
;
1261 cam_reset
= GPIO130_CAM_RESET
;
1262 usb_hub_reset
= GPIO10_USB_HUB_RESET
;
1265 static void __init
em_x270_init(void)
1267 pxa2xx_mfp_config(ARRAY_AND_SIZE(common_pin_config
));
1269 pxa_set_ffuart_info(NULL
);
1270 pxa_set_btuart_info(NULL
);
1271 pxa_set_stuart_info(NULL
);
1274 pxa27x_set_pwrmode(PWRMODE_DEEPSLEEP
);
1277 if (machine_is_em_x270())
1278 em_x270_module_init();
1279 else if (machine_is_exeda())
1280 em_x270_exeda_init();
1282 panic("Unsupported machine: %d\n", machine_arch_type
);
1284 em_x270_init_da9030();
1285 em_x270_init_dm9000();
1287 em_x270_init_nand();
1291 em_x270_init_ohci();
1292 em_x270_init_keypad();
1293 em_x270_init_gpio_keys();
1294 em_x270_init_ac97();
1297 em_x270_init_camera();
1298 em_x270_userspace_consumers_init();
1301 MACHINE_START(EM_X270
, "Compulab EM-X270")
1302 .atag_offset
= 0x100,
1303 .map_io
= pxa27x_map_io
,
1304 .init_irq
= pxa27x_init_irq
,
1305 .handle_irq
= pxa27x_handle_irq
,
1306 .timer
= &pxa_timer
,
1307 .init_machine
= em_x270_init
,
1310 MACHINE_START(EXEDA
, "Compulab eXeda")
1311 .atag_offset
= 0x100,
1312 .map_io
= pxa27x_map_io
,
1313 .init_irq
= pxa27x_init_irq
,
1314 .handle_irq
= pxa27x_handle_irq
,
1315 .timer
= &pxa_timer
,
1316 .init_machine
= em_x270_init
,