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/power_supply.h>
30 #include <linux/apm-emulation.h>
31 #include <linux/i2c.h>
32 #include <linux/i2c/pca953x.h>
34 #include <media/soc_camera.h>
36 #include <asm/mach-types.h>
37 #include <asm/mach/arch.h>
39 #include <mach/pxa27x.h>
40 #include <mach/pxa27x-udc.h>
41 #include <mach/audio.h>
42 #include <mach/pxafb.h>
43 #include <mach/ohci.h>
45 #include <mach/pxa27x_keypad.h>
47 #include <mach/camera.h>
48 #include <mach/pxa2xx_spi.h>
53 /* EM-X270 specific GPIOs */
54 #define GPIO13_MMC_CD (13)
55 #define GPIO95_MMC_WP (95)
56 #define GPIO56_NAND_RB (56)
57 #define GPIO93_CAM_RESET (93)
58 #define GPIO16_USB_HUB_RESET (16)
60 /* eXeda specific GPIOs */
61 #define GPIO114_MMC_CD (114)
62 #define GPIO20_NAND_RB (20)
63 #define GPIO38_SD_PWEN (38)
64 #define GPIO37_WLAN_RST (37)
65 #define GPIO95_TOUCHPAD_INT (95)
66 #define GPIO130_CAM_RESET (130)
67 #define GPIO10_USB_HUB_RESET (10)
70 #define GPIO11_NAND_CS (11)
71 #define GPIO41_ETHIRQ (41)
72 #define EM_X270_ETHIRQ IRQ_GPIO(GPIO41_ETHIRQ)
73 #define GPIO115_WLAN_PWEN (115)
74 #define GPIO19_WLAN_STRAP (19)
75 #define GPIO9_USB_VBUS_EN (9)
79 static int dm9000_flags
;
81 static int usb_hub_reset
;
83 static unsigned long common_pin_config
[] = {
86 GPIO29_AC97_SDATA_IN_0
,
87 GPIO30_AC97_SDATA_OUT
,
151 GPIO100_KP_MKIN_0
| WAKEUP_ON_LEVEL_HIGH
,
152 GPIO101_KP_MKIN_1
| WAKEUP_ON_LEVEL_HIGH
,
153 GPIO102_KP_MKIN_2
| WAKEUP_ON_LEVEL_HIGH
,
154 GPIO34_KP_MKIN_3
| WAKEUP_ON_LEVEL_HIGH
,
155 GPIO39_KP_MKIN_4
| WAKEUP_ON_LEVEL_HIGH
,
156 GPIO99_KP_MKIN_5
| WAKEUP_ON_LEVEL_HIGH
,
157 GPIO91_KP_MKIN_6
| WAKEUP_ON_LEVEL_HIGH
,
158 GPIO36_KP_MKIN_7
| WAKEUP_ON_LEVEL_HIGH
,
175 GPIO19_GPIO
, /* SSP2 clock is used as GPIO for Libertas pin-strap */
180 /* SDRAM and local bus */
189 GPIO1_GPIO
| WAKEUP_ON_EDGE_BOTH
, /* sleep/resume button */
192 GPIO20_GPIO
| MFP_LPM_DRIVE_LOW
, /* GPRS_PWEN */
193 GPIO115_GPIO
| MFP_LPM_DRIVE_LOW
, /* WLAN_PWEN */
196 GPIO11_GPIO
| MFP_LPM_DRIVE_HIGH
, /* NAND CE# */
199 GPIO41_GPIO
, /* DM9000 interrupt */
202 static unsigned long em_x270_pin_config
[] = {
203 GPIO13_GPIO
, /* MMC card detect */
204 GPIO16_GPIO
, /* USB hub reset */
205 GPIO56_GPIO
, /* NAND Ready/Busy */
206 GPIO93_GPIO
| MFP_LPM_DRIVE_LOW
, /* Camera reset */
207 GPIO95_GPIO
, /* MMC Write protect */
210 static unsigned long exeda_pin_config
[] = {
211 GPIO10_GPIO
, /* USB hub reset */
212 GPIO20_GPIO
, /* NAND Ready/Busy */
213 GPIO38_GPIO
| MFP_LPM_DRIVE_LOW
, /* SD slot power */
214 GPIO95_GPIO
, /* touchpad IRQ */
215 GPIO114_GPIO
, /* MMC card detect */
218 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
219 static struct resource em_x270_dm9000_resource
[] = {
221 .start
= PXA_CS2_PHYS
,
222 .end
= PXA_CS2_PHYS
+ 3,
223 .flags
= IORESOURCE_MEM
,
226 .start
= PXA_CS2_PHYS
+ 8,
227 .end
= PXA_CS2_PHYS
+ 8 + 0x3f,
228 .flags
= IORESOURCE_MEM
,
231 .start
= EM_X270_ETHIRQ
,
232 .end
= EM_X270_ETHIRQ
,
233 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_HIGHEDGE
,
237 static struct dm9000_plat_data em_x270_dm9000_platdata
= {
238 .flags
= DM9000_PLATF_NO_EEPROM
,
241 static struct platform_device em_x270_dm9000
= {
244 .num_resources
= ARRAY_SIZE(em_x270_dm9000_resource
),
245 .resource
= em_x270_dm9000_resource
,
247 .platform_data
= &em_x270_dm9000_platdata
,
251 static void __init
em_x270_init_dm9000(void)
253 em_x270_dm9000_platdata
.flags
|= dm9000_flags
;
254 platform_device_register(&em_x270_dm9000
);
257 static inline void em_x270_init_dm9000(void) {}
261 #if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE)
262 static struct resource em_x270_v3020_resource
[] = {
264 .start
= PXA_CS4_PHYS
,
265 .end
= PXA_CS4_PHYS
+ 3,
266 .flags
= IORESOURCE_MEM
,
270 static struct v3020_platform_data em_x270_v3020_platdata
= {
274 static struct platform_device em_x270_rtc
= {
276 .num_resources
= ARRAY_SIZE(em_x270_v3020_resource
),
277 .resource
= em_x270_v3020_resource
,
280 .platform_data
= &em_x270_v3020_platdata
,
284 static void __init
em_x270_init_rtc(void)
286 platform_device_register(&em_x270_rtc
);
289 static inline void em_x270_init_rtc(void) {}
293 #if defined(CONFIG_MTD_NAND_PLATFORM) || defined(CONFIG_MTD_NAND_PLATFORM_MODULE)
294 static inline void nand_cs_on(void)
296 gpio_set_value(GPIO11_NAND_CS
, 0);
299 static void nand_cs_off(void)
303 gpio_set_value(GPIO11_NAND_CS
, 1);
306 /* hardware specific access to control-lines */
307 static void em_x270_nand_cmd_ctl(struct mtd_info
*mtd
, int dat
,
310 struct nand_chip
*this = mtd
->priv
;
311 unsigned long nandaddr
= (unsigned long)this->IO_ADDR_W
;
315 if (ctrl
& NAND_CTRL_CHANGE
) {
317 nandaddr
|= (1 << 3);
319 nandaddr
&= ~(1 << 3);
321 nandaddr
|= (1 << 2);
323 nandaddr
&= ~(1 << 2);
331 this->IO_ADDR_W
= (void __iomem
*)nandaddr
;
332 if (dat
!= NAND_CMD_NONE
)
333 writel(dat
, this->IO_ADDR_W
);
338 /* read device ready pin */
339 static int em_x270_nand_device_ready(struct mtd_info
*mtd
)
343 return gpio_get_value(nand_rb
);
346 static struct mtd_partition em_x270_partition_info
[] = {
354 .offset
= MTDPART_OFS_APPEND
,
355 .size
= MTDPART_SIZ_FULL
359 static const char *em_x270_part_probes
[] = { "cmdlinepart", NULL
};
361 struct platform_nand_data em_x270_nand_platdata
= {
365 .nr_partitions
= ARRAY_SIZE(em_x270_partition_info
),
366 .partitions
= em_x270_partition_info
,
368 .part_probe_types
= em_x270_part_probes
,
372 .dev_ready
= em_x270_nand_device_ready
,
374 .cmd_ctrl
= em_x270_nand_cmd_ctl
,
378 static struct resource em_x270_nand_resource
[] = {
380 .start
= PXA_CS1_PHYS
,
381 .end
= PXA_CS1_PHYS
+ 12,
382 .flags
= IORESOURCE_MEM
,
386 static struct platform_device em_x270_nand
= {
388 .num_resources
= ARRAY_SIZE(em_x270_nand_resource
),
389 .resource
= em_x270_nand_resource
,
392 .platform_data
= &em_x270_nand_platdata
,
396 static void __init
em_x270_init_nand(void)
400 err
= gpio_request(GPIO11_NAND_CS
, "NAND CS");
402 pr_warning("EM-X270: failed to request NAND CS gpio\n");
406 gpio_direction_output(GPIO11_NAND_CS
, 1);
408 err
= gpio_request(nand_rb
, "NAND R/B");
410 pr_warning("EM-X270: failed to request NAND R/B gpio\n");
411 gpio_free(GPIO11_NAND_CS
);
415 gpio_direction_input(nand_rb
);
417 platform_device_register(&em_x270_nand
);
420 static inline void em_x270_init_nand(void) {}
423 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
424 static struct mtd_partition em_x270_nor_parts
[] = {
426 .name
= "Bootloader",
427 .offset
= 0x00000000,
429 .mask_flags
= MTD_WRITEABLE
/* force read-only */
431 .name
= "Environment",
432 .offset
= 0x00050000,
436 .offset
= 0x00060000,
438 .mask_flags
= MTD_WRITEABLE
/* force read-only */
440 .name
= "Splashscreen",
441 .offset
= 0x000b0000,
446 static struct physmap_flash_data em_x270_nor_data
[] = {
449 .parts
= em_x270_nor_parts
,
450 .nr_parts
= ARRAY_SIZE(em_x270_nor_parts
),
454 static struct resource em_x270_nor_flash_resource
= {
455 .start
= PXA_CS0_PHYS
,
456 .end
= PXA_CS0_PHYS
+ SZ_1M
- 1,
457 .flags
= IORESOURCE_MEM
,
460 static struct platform_device em_x270_physmap_flash
= {
461 .name
= "physmap-flash",
464 .resource
= &em_x270_nor_flash_resource
,
466 .platform_data
= &em_x270_nor_data
,
470 static void __init
em_x270_init_nor(void)
472 platform_device_register(&em_x270_physmap_flash
);
475 static inline void em_x270_init_nor(void) {}
478 /* PXA27x OHCI controller setup */
479 #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
480 static struct regulator
*em_x270_usb_ldo
;
482 static int em_x270_usb_hub_init(void)
486 em_x270_usb_ldo
= regulator_get(NULL
, "vcc usb");
487 if (IS_ERR(em_x270_usb_ldo
))
488 return PTR_ERR(em_x270_usb_ldo
);
490 err
= gpio_request(GPIO9_USB_VBUS_EN
, "vbus en");
492 goto err_free_usb_ldo
;
494 err
= gpio_request(usb_hub_reset
, "hub rst");
496 goto err_free_vbus_gpio
;
498 /* USB Hub power-on and reset */
499 gpio_direction_output(usb_hub_reset
, 0);
500 regulator_enable(em_x270_usb_ldo
);
501 gpio_set_value(usb_hub_reset
, 1);
502 gpio_set_value(usb_hub_reset
, 0);
503 regulator_disable(em_x270_usb_ldo
);
504 regulator_enable(em_x270_usb_ldo
);
505 gpio_set_value(usb_hub_reset
, 1);
508 gpio_direction_output(GPIO9_USB_VBUS_EN
, 1);
513 gpio_free(GPIO9_USB_VBUS_EN
);
515 regulator_put(em_x270_usb_ldo
);
520 static int em_x270_ohci_init(struct device
*dev
)
524 /* we don't want to entirely disable USB if the HUB init failed */
525 err
= em_x270_usb_hub_init();
527 pr_err("USB Hub initialization failed: %d\n", err
);
529 /* enable port 2 transiever */
530 UP2OCR
= UP2OCR_HXS
| UP2OCR_HXOE
;
535 static void em_x270_ohci_exit(struct device
*dev
)
537 gpio_free(usb_hub_reset
);
538 gpio_free(GPIO9_USB_VBUS_EN
);
540 if (!IS_ERR(em_x270_usb_ldo
)) {
541 if (regulator_is_enabled(em_x270_usb_ldo
))
542 regulator_disable(em_x270_usb_ldo
);
544 regulator_put(em_x270_usb_ldo
);
548 static struct pxaohci_platform_data em_x270_ohci_platform_data
= {
549 .port_mode
= PMM_PERPORT_MODE
,
550 .flags
= ENABLE_PORT1
| ENABLE_PORT2
| POWER_CONTROL_LOW
,
551 .init
= em_x270_ohci_init
,
552 .exit
= em_x270_ohci_exit
,
555 static void __init
em_x270_init_ohci(void)
557 pxa_set_ohci_info(&em_x270_ohci_platform_data
);
560 static inline void em_x270_init_ohci(void) {}
563 /* MCI controller setup */
564 #if defined(CONFIG_MMC) || defined(CONFIG_MMC_MODULE)
565 static struct regulator
*em_x270_sdio_ldo
;
567 static int em_x270_mci_init(struct device
*dev
,
568 irq_handler_t em_x270_detect_int
,
573 em_x270_sdio_ldo
= regulator_get(dev
, "vcc sdio");
574 if (IS_ERR(em_x270_sdio_ldo
)) {
575 dev_err(dev
, "can't request SDIO power supply: %ld\n",
576 PTR_ERR(em_x270_sdio_ldo
));
577 return PTR_ERR(em_x270_sdio_ldo
);
580 err
= request_irq(gpio_to_irq(mmc_cd
), em_x270_detect_int
,
581 IRQF_DISABLED
| IRQF_TRIGGER_RISING
|
582 IRQF_TRIGGER_FALLING
,
583 "MMC card detect", data
);
585 dev_err(dev
, "can't request MMC card detect IRQ: %d\n", err
);
589 if (machine_is_em_x270()) {
590 err
= gpio_request(GPIO95_MMC_WP
, "MMC WP");
592 dev_err(dev
, "can't request MMC write protect: %d\n",
596 gpio_direction_input(GPIO95_MMC_WP
);
598 err
= gpio_request(GPIO38_SD_PWEN
, "sdio power");
600 dev_err(dev
, "can't request MMC power control : %d\n",
604 gpio_direction_output(GPIO38_SD_PWEN
, 1);
610 free_irq(gpio_to_irq(mmc_cd
), data
);
612 regulator_put(em_x270_sdio_ldo
);
617 static void em_x270_mci_setpower(struct device
*dev
, unsigned int vdd
)
619 struct pxamci_platform_data
* p_d
= dev
->platform_data
;
621 if ((1 << vdd
) & p_d
->ocr_mask
) {
622 int vdd_uV
= (2000 + (vdd
- __ffs(MMC_VDD_20_21
)) * 100) * 1000;
624 regulator_set_voltage(em_x270_sdio_ldo
, vdd_uV
, vdd_uV
);
625 regulator_enable(em_x270_sdio_ldo
);
627 regulator_disable(em_x270_sdio_ldo
);
631 static void em_x270_mci_exit(struct device
*dev
, void *data
)
633 free_irq(gpio_to_irq(mmc_cd
), data
);
634 regulator_put(em_x270_sdio_ldo
);
636 if (machine_is_em_x270())
637 gpio_free(GPIO95_MMC_WP
);
639 gpio_free(GPIO38_SD_PWEN
);
642 static int em_x270_mci_get_ro(struct device
*dev
)
644 return gpio_get_value(GPIO95_MMC_WP
);
647 static struct pxamci_platform_data em_x270_mci_platform_data
= {
648 .ocr_mask
= MMC_VDD_20_21
|MMC_VDD_21_22
|MMC_VDD_22_23
|
649 MMC_VDD_24_25
|MMC_VDD_25_26
|MMC_VDD_26_27
|
650 MMC_VDD_27_28
|MMC_VDD_28_29
|MMC_VDD_29_30
|
651 MMC_VDD_30_31
|MMC_VDD_31_32
,
652 .init
= em_x270_mci_init
,
653 .setpower
= em_x270_mci_setpower
,
654 .exit
= em_x270_mci_exit
,
657 static void __init
em_x270_init_mmc(void)
659 if (machine_is_em_x270())
660 em_x270_mci_platform_data
.get_ro
= em_x270_mci_get_ro
;
662 em_x270_mci_platform_data
.detect_delay
= msecs_to_jiffies(250);
663 pxa_set_mci_info(&em_x270_mci_platform_data
);
666 static inline void em_x270_init_mmc(void) {}
670 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
671 static struct pxafb_mode_info em_x270_lcd_modes
[] = {
700 static struct pxafb_mach_info em_x270_lcd
= {
701 .modes
= em_x270_lcd_modes
,
703 .lcd_conn
= LCD_COLOR_TFT_16BPP
,
706 static void __init
em_x270_init_lcd(void)
708 set_pxa_fb_info(&em_x270_lcd
);
711 static inline void em_x270_init_lcd(void) {}
714 #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
715 static struct pxa2xx_spi_master em_x270_spi_info
= {
719 static struct pxa2xx_spi_chip em_x270_tdo24m_chip
= {
725 static struct tdo24m_platform_data em_x270_tdo24m_pdata
= {
729 static struct pxa2xx_spi_master em_x270_spi_2_info
= {
734 static struct pxa2xx_spi_chip em_x270_libertas_chip
= {
741 static unsigned long em_x270_libertas_pin_config
[] = {
749 static int em_x270_libertas_setup(struct spi_device
*spi
)
751 int err
= gpio_request(GPIO115_WLAN_PWEN
, "WLAN PWEN");
755 err
= gpio_request(GPIO19_WLAN_STRAP
, "WLAN STRAP");
759 if (machine_is_exeda()) {
760 err
= gpio_request(GPIO37_WLAN_RST
, "WLAN RST");
764 gpio_direction_output(GPIO37_WLAN_RST
, 1);
768 gpio_direction_output(GPIO19_WLAN_STRAP
, 1);
771 pxa2xx_mfp_config(ARRAY_AND_SIZE(em_x270_libertas_pin_config
));
773 gpio_direction_output(GPIO115_WLAN_PWEN
, 0);
775 gpio_set_value(GPIO115_WLAN_PWEN
, 1);
778 spi
->bits_per_word
= 16;
784 gpio_free(GPIO19_WLAN_STRAP
);
786 gpio_free(GPIO115_WLAN_PWEN
);
791 static int em_x270_libertas_teardown(struct spi_device
*spi
)
793 gpio_set_value(GPIO115_WLAN_PWEN
, 0);
794 gpio_free(GPIO115_WLAN_PWEN
);
795 gpio_free(GPIO19_WLAN_STRAP
);
797 if (machine_is_exeda()) {
798 gpio_set_value(GPIO37_WLAN_RST
, 0);
799 gpio_free(GPIO37_WLAN_RST
);
805 struct libertas_spi_platform_data em_x270_libertas_pdata
= {
806 .use_dummy_writes
= 1,
807 .setup
= em_x270_libertas_setup
,
808 .teardown
= em_x270_libertas_teardown
,
811 static struct spi_board_info em_x270_spi_devices
[] __initdata
= {
813 .modalias
= "tdo24m",
814 .max_speed_hz
= 1000000,
817 .controller_data
= &em_x270_tdo24m_chip
,
818 .platform_data
= &em_x270_tdo24m_pdata
,
821 .modalias
= "libertas_spi",
822 .max_speed_hz
= 13000000,
824 .irq
= IRQ_GPIO(116),
826 .controller_data
= &em_x270_libertas_chip
,
827 .platform_data
= &em_x270_libertas_pdata
,
831 static void __init
em_x270_init_spi(void)
833 pxa2xx_set_spi_info(1, &em_x270_spi_info
);
834 pxa2xx_set_spi_info(2, &em_x270_spi_2_info
);
835 spi_register_board_info(ARRAY_AND_SIZE(em_x270_spi_devices
));
838 static inline void em_x270_init_spi(void) {}
841 #if defined(CONFIG_SND_PXA2XX_AC97) || defined(CONFIG_SND_PXA2XX_AC97_MODULE)
842 static void __init
em_x270_init_ac97(void)
844 pxa_set_ac97_info(NULL
);
847 static inline void em_x270_init_ac97(void) {}
850 #if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
851 static unsigned int em_x270_module_matrix_keys
[] = {
852 KEY(0, 0, KEY_A
), KEY(1, 0, KEY_UP
), KEY(2, 1, KEY_B
),
853 KEY(0, 2, KEY_LEFT
), KEY(1, 1, KEY_ENTER
), KEY(2, 0, KEY_RIGHT
),
854 KEY(0, 1, KEY_C
), KEY(1, 2, KEY_DOWN
), KEY(2, 2, KEY_D
),
857 struct pxa27x_keypad_platform_data em_x270_module_keypad_info
= {
858 /* code map for the matrix keys */
859 .matrix_key_rows
= 3,
860 .matrix_key_cols
= 3,
861 .matrix_key_map
= em_x270_module_matrix_keys
,
862 .matrix_key_map_size
= ARRAY_SIZE(em_x270_module_matrix_keys
),
865 static unsigned int em_x270_exeda_matrix_keys
[] = {
866 KEY(0, 0, KEY_RIGHTSHIFT
), KEY(0, 1, KEY_RIGHTCTRL
),
867 KEY(0, 2, KEY_RIGHTALT
), KEY(0, 3, KEY_SPACE
),
868 KEY(0, 4, KEY_LEFTALT
), KEY(0, 5, KEY_LEFTCTRL
),
869 KEY(0, 6, KEY_ENTER
), KEY(0, 7, KEY_SLASH
),
871 KEY(1, 0, KEY_DOT
), KEY(1, 1, KEY_M
),
872 KEY(1, 2, KEY_N
), KEY(1, 3, KEY_B
),
873 KEY(1, 4, KEY_V
), KEY(1, 5, KEY_C
),
874 KEY(1, 6, KEY_X
), KEY(1, 7, KEY_Z
),
876 KEY(2, 0, KEY_LEFTSHIFT
), KEY(2, 1, KEY_SEMICOLON
),
877 KEY(2, 2, KEY_L
), KEY(2, 3, KEY_K
),
878 KEY(2, 4, KEY_J
), KEY(2, 5, KEY_H
),
879 KEY(2, 6, KEY_G
), KEY(2, 7, KEY_F
),
881 KEY(3, 0, KEY_D
), KEY(3, 1, KEY_S
),
882 KEY(3, 2, KEY_A
), KEY(3, 3, KEY_TAB
),
883 KEY(3, 4, KEY_BACKSPACE
), KEY(3, 5, KEY_P
),
884 KEY(3, 6, KEY_O
), KEY(3, 7, KEY_I
),
886 KEY(4, 0, KEY_U
), KEY(4, 1, KEY_Y
),
887 KEY(4, 2, KEY_T
), KEY(4, 3, KEY_R
),
888 KEY(4, 4, KEY_E
), KEY(4, 5, KEY_W
),
889 KEY(4, 6, KEY_Q
), KEY(4, 7, KEY_MINUS
),
891 KEY(5, 0, KEY_0
), KEY(5, 1, KEY_9
),
892 KEY(5, 2, KEY_8
), KEY(5, 3, KEY_7
),
893 KEY(5, 4, KEY_6
), KEY(5, 5, KEY_5
),
894 KEY(5, 6, KEY_4
), KEY(5, 7, KEY_3
),
896 KEY(6, 0, KEY_2
), KEY(6, 1, KEY_1
),
897 KEY(6, 2, KEY_ENTER
), KEY(6, 3, KEY_END
),
898 KEY(6, 4, KEY_DOWN
), KEY(6, 5, KEY_UP
),
899 KEY(6, 6, KEY_MENU
), KEY(6, 7, KEY_F1
),
901 KEY(7, 0, KEY_LEFT
), KEY(7, 1, KEY_RIGHT
),
902 KEY(7, 2, KEY_BACK
), KEY(7, 3, KEY_HOME
),
903 KEY(7, 4, 0), KEY(7, 5, 0),
904 KEY(7, 6, 0), KEY(7, 7, 0),
907 struct pxa27x_keypad_platform_data em_x270_exeda_keypad_info
= {
908 /* code map for the matrix keys */
909 .matrix_key_rows
= 8,
910 .matrix_key_cols
= 8,
911 .matrix_key_map
= em_x270_exeda_matrix_keys
,
912 .matrix_key_map_size
= ARRAY_SIZE(em_x270_exeda_matrix_keys
),
915 static void __init
em_x270_init_keypad(void)
917 if (machine_is_em_x270())
918 pxa_set_keypad_info(&em_x270_module_keypad_info
);
920 pxa_set_keypad_info(&em_x270_exeda_keypad_info
);
923 static inline void em_x270_init_keypad(void) {}
926 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
927 static struct gpio_keys_button gpio_keys_button
[] = {
929 .desc
= "sleep/wakeup",
937 static struct gpio_keys_platform_data em_x270_gpio_keys_data
= {
938 .buttons
= gpio_keys_button
,
942 static struct platform_device em_x270_gpio_keys
= {
946 .platform_data
= &em_x270_gpio_keys_data
,
950 static void __init
em_x270_init_gpio_keys(void)
952 platform_device_register(&em_x270_gpio_keys
);
955 static inline void em_x270_init_gpio_keys(void) {}
958 /* Quick Capture Interface and sensor setup */
959 #if defined(CONFIG_VIDEO_PXA27x) || defined(CONFIG_VIDEO_PXA27x_MODULE)
960 static struct regulator
*em_x270_camera_ldo
;
962 static int em_x270_sensor_init(struct device
*dev
)
966 ret
= gpio_request(cam_reset
, "camera reset");
970 gpio_direction_output(cam_reset
, 0);
972 em_x270_camera_ldo
= regulator_get(NULL
, "vcc cam");
973 if (em_x270_camera_ldo
== NULL
) {
974 gpio_free(cam_reset
);
978 ret
= regulator_enable(em_x270_camera_ldo
);
980 regulator_put(em_x270_camera_ldo
);
981 gpio_free(cam_reset
);
985 gpio_set_value(cam_reset
, 1);
990 struct pxacamera_platform_data em_x270_camera_platform_data
= {
991 .init
= em_x270_sensor_init
,
992 .flags
= PXA_CAMERA_MASTER
| PXA_CAMERA_DATAWIDTH_8
|
993 PXA_CAMERA_PCLK_EN
| PXA_CAMERA_MCLK_EN
,
997 static int em_x270_sensor_power(struct device
*dev
, int on
)
1000 int is_on
= regulator_is_enabled(em_x270_camera_ldo
);
1005 gpio_set_value(cam_reset
, !on
);
1008 ret
= regulator_enable(em_x270_camera_ldo
);
1010 ret
= regulator_disable(em_x270_camera_ldo
);
1015 gpio_set_value(cam_reset
, on
);
1020 static struct soc_camera_link iclink
= {
1022 .power
= em_x270_sensor_power
,
1025 static struct i2c_board_info em_x270_i2c_cam_info
[] = {
1027 I2C_BOARD_INFO("mt9m111", 0x48),
1028 .platform_data
= &iclink
,
1032 static void __init
em_x270_init_camera(void)
1034 i2c_register_board_info(0, ARRAY_AND_SIZE(em_x270_i2c_cam_info
));
1035 pxa_set_camera_info(&em_x270_camera_platform_data
);
1038 static inline void em_x270_init_camera(void) {}
1041 /* DA9030 related initializations */
1042 #define REGULATOR_CONSUMER(_name, _dev, _supply) \
1043 static struct regulator_consumer_supply _name##_consumers[] = { \
1046 .supply = _supply, \
1050 REGULATOR_CONSUMER(ldo3
, NULL
, "vcc gps");
1051 REGULATOR_CONSUMER(ldo5
, NULL
, "vcc cam");
1052 REGULATOR_CONSUMER(ldo10
, &pxa_device_mci
.dev
, "vcc sdio");
1053 REGULATOR_CONSUMER(ldo12
, NULL
, "vcc usb");
1054 REGULATOR_CONSUMER(ldo19
, NULL
, "vcc gprs");
1056 #define REGULATOR_INIT(_ldo, _min_uV, _max_uV, _ops_mask) \
1057 static struct regulator_init_data _ldo##_data = { \
1059 .min_uV = _min_uV, \
1060 .max_uV = _max_uV, \
1064 .valid_ops_mask = _ops_mask, \
1066 .num_consumer_supplies = ARRAY_SIZE(_ldo##_consumers), \
1067 .consumer_supplies = _ldo##_consumers, \
1070 REGULATOR_INIT(ldo3
, 3200000, 3200000, REGULATOR_CHANGE_STATUS
);
1071 REGULATOR_INIT(ldo5
, 3000000, 3000000, REGULATOR_CHANGE_STATUS
);
1072 REGULATOR_INIT(ldo10
, 2000000, 3200000,
1073 REGULATOR_CHANGE_STATUS
| REGULATOR_CHANGE_VOLTAGE
);
1074 REGULATOR_INIT(ldo12
, 3000000, 3000000, REGULATOR_CHANGE_STATUS
);
1075 REGULATOR_INIT(ldo19
, 3200000, 3200000, REGULATOR_CHANGE_STATUS
);
1077 struct led_info em_x270_led_info
= {
1078 .name
= "em-x270:orange",
1079 .default_trigger
= "battery-charging-or-full",
1082 struct power_supply_info em_x270_psy_info
= {
1084 .technology
= POWER_SUPPLY_TECHNOLOGY_LIPO
,
1085 .voltage_max_design
= 4200000,
1086 .voltage_min_design
= 3000000,
1090 static void em_x270_battery_low(void)
1092 apm_queue_event(APM_LOW_BATTERY
);
1095 static void em_x270_battery_critical(void)
1097 apm_queue_event(APM_CRITICAL_SUSPEND
);
1100 struct da9030_battery_info em_x270_batterty_info
= {
1101 .battery_info
= &em_x270_psy_info
,
1103 .charge_milliamp
= 1000,
1104 .charge_millivolt
= 4200,
1108 .vbat_charge_start
= 4100,
1109 .vbat_charge_stop
= 4200,
1110 .vbat_charge_restart
= 4000,
1112 .vcharge_min
= 3200,
1113 .vcharge_max
= 5500,
1117 .tbat_restart
= 100,
1119 .batmon_interval
= 0,
1121 .battery_low
= em_x270_battery_low
,
1122 .battery_critical
= em_x270_battery_critical
,
1125 #define DA9030_SUBDEV(_name, _id, _pdata) \
1127 .name = "da903x-" #_name, \
1128 .id = DA9030_ID_##_id, \
1129 .platform_data = _pdata, \
1132 #define DA9030_LDO(num) DA9030_SUBDEV(regulator, LDO##num, &ldo##num##_data)
1134 struct da903x_subdev_info em_x270_da9030_subdevs
[] = {
1141 DA9030_SUBDEV(led
, LED_PC
, &em_x270_led_info
),
1142 DA9030_SUBDEV(backlight
, WLED
, &em_x270_led_info
),
1143 DA9030_SUBDEV(battery
, BAT
, &em_x270_batterty_info
),
1146 static struct da903x_platform_data em_x270_da9030_info
= {
1147 .num_subdevs
= ARRAY_SIZE(em_x270_da9030_subdevs
),
1148 .subdevs
= em_x270_da9030_subdevs
,
1151 static struct i2c_board_info em_x270_i2c_pmic_info
= {
1152 I2C_BOARD_INFO("da9030", 0x49),
1154 .platform_data
= &em_x270_da9030_info
,
1157 static struct i2c_pxa_platform_data em_x270_pwr_i2c_info
= {
1161 static void __init
em_x270_init_da9030(void)
1163 pxa27x_set_i2c_power_info(&em_x270_pwr_i2c_info
);
1164 i2c_register_board_info(1, &em_x270_i2c_pmic_info
, 1);
1167 static struct pca953x_platform_data exeda_gpio_ext_pdata
= {
1171 static struct i2c_board_info exeda_i2c_info
[] = {
1173 I2C_BOARD_INFO("pca9555", 0x21),
1174 .platform_data
= &exeda_gpio_ext_pdata
,
1178 static struct i2c_pxa_platform_data em_x270_i2c_info
= {
1182 static void __init
em_x270_init_i2c(void)
1184 pxa_set_i2c_info(&em_x270_i2c_info
);
1186 if (machine_is_exeda())
1187 i2c_register_board_info(0, ARRAY_AND_SIZE(exeda_i2c_info
));
1190 static void __init
em_x270_module_init(void)
1192 pr_info("%s\n", __func__
);
1193 pxa2xx_mfp_config(ARRAY_AND_SIZE(em_x270_pin_config
));
1195 mmc_cd
= GPIO13_MMC_CD
;
1196 nand_rb
= GPIO56_NAND_RB
;
1197 dm9000_flags
= DM9000_PLATF_32BITONLY
;
1198 cam_reset
= GPIO93_CAM_RESET
;
1199 usb_hub_reset
= GPIO16_USB_HUB_RESET
;
1202 static void __init
em_x270_exeda_init(void)
1204 pr_info("%s\n", __func__
);
1205 pxa2xx_mfp_config(ARRAY_AND_SIZE(exeda_pin_config
));
1207 mmc_cd
= GPIO114_MMC_CD
;
1208 nand_rb
= GPIO20_NAND_RB
;
1209 dm9000_flags
= DM9000_PLATF_16BITONLY
;
1210 cam_reset
= GPIO130_CAM_RESET
;
1211 usb_hub_reset
= GPIO10_USB_HUB_RESET
;
1214 static void __init
em_x270_init(void)
1216 pxa2xx_mfp_config(ARRAY_AND_SIZE(common_pin_config
));
1219 pxa27x_set_pwrmode(PWRMODE_DEEPSLEEP
);
1222 if (machine_is_em_x270())
1223 em_x270_module_init();
1224 else if (machine_is_exeda())
1225 em_x270_exeda_init();
1227 panic("Unsupported machine: %d\n", machine_arch_type
);
1229 em_x270_init_da9030();
1230 em_x270_init_dm9000();
1232 em_x270_init_nand();
1236 em_x270_init_ohci();
1237 em_x270_init_keypad();
1238 em_x270_init_gpio_keys();
1239 em_x270_init_ac97();
1242 em_x270_init_camera();
1245 MACHINE_START(EM_X270
, "Compulab EM-X270")
1246 .boot_params
= 0xa0000100,
1247 .phys_io
= 0x40000000,
1248 .io_pg_offst
= (io_p2v(0x40000000) >> 18) & 0xfffc,
1249 .map_io
= pxa_map_io
,
1250 .init_irq
= pxa27x_init_irq
,
1251 .timer
= &pxa_timer
,
1252 .init_machine
= em_x270_init
,
1255 MACHINE_START(EXEDA
, "Compulab eXeda")
1256 .boot_params
= 0xa0000100,
1257 .phys_io
= 0x40000000,
1258 .io_pg_offst
= (io_p2v(0x40000000) >> 18) & 0xfffc,
1259 .map_io
= pxa_map_io
,
1260 .init_irq
= pxa27x_init_irq
,
1261 .timer
= &pxa_timer
,
1262 .init_machine
= em_x270_init
,