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/platform_data/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/regulator/fixed.h>
27 #include <linux/spi/spi.h>
28 #include <linux/spi/tdo24m.h>
29 #include <linux/spi/libertas_spi.h>
30 #include <linux/spi/pxa2xx_spi.h>
31 #include <linux/power_supply.h>
32 #include <linux/apm-emulation.h>
33 #include <linux/i2c.h>
34 #include <linux/platform_data/pca953x.h>
35 #include <linux/i2c/pxa-i2c.h>
36 #include <linux/regulator/userspace-consumer.h>
38 #include <asm/mach-types.h>
39 #include <asm/mach/arch.h>
42 #include "pxa27x-udc.h"
43 #include <mach/audio.h>
44 #include <linux/platform_data/video-pxafb.h>
45 #include <linux/platform_data/usb-ohci-pxa27x.h>
46 #include <linux/platform_data/mmc-pxamci.h>
47 #include <linux/platform_data/keypad-pxa27x.h>
48 #include <linux/platform_data/media/camera-pxa.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 PXA_GPIO_TO_IRQ(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,
111 GPIOxx_LCD_TFT_16BPP,
132 GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH,
133 GPIO101_KP_MKIN_1 | WAKEUP_ON_LEVEL_HIGH,
134 GPIO102_KP_MKIN_2 | WAKEUP_ON_LEVEL_HIGH,
135 GPIO34_KP_MKIN_3 | WAKEUP_ON_LEVEL_HIGH,
136 GPIO39_KP_MKIN_4 | WAKEUP_ON_LEVEL_HIGH,
137 GPIO99_KP_MKIN_5 | WAKEUP_ON_LEVEL_HIGH,
138 GPIO91_KP_MKIN_6 | WAKEUP_ON_LEVEL_HIGH,
139 GPIO36_KP_MKIN_7 | WAKEUP_ON_LEVEL_HIGH,
156 GPIO19_GPIO, /* SSP2 clock is used as GPIO for Libertas pin-strap */
161 /* SDRAM and local bus */
170 GPIO1_GPIO | WAKEUP_ON_EDGE_BOTH, /* sleep/resume button */
173 GPIO20_GPIO | MFP_LPM_DRIVE_LOW, /* GPRS_PWEN */
174 GPIO115_GPIO | MFP_LPM_DRIVE_LOW, /* WLAN_PWEN */
177 GPIO11_GPIO | MFP_LPM_DRIVE_HIGH, /* NAND CE# */
180 GPIO41_GPIO, /* DM9000 interrupt */
183 static unsigned long em_x270_pin_config[] = {
184 GPIO13_GPIO, /* MMC card detect */
185 GPIO16_GPIO, /* USB hub reset */
186 GPIO56_GPIO, /* NAND Ready/Busy */
187 GPIO93_GPIO | MFP_LPM_DRIVE_LOW, /* Camera reset */
188 GPIO95_GPIO, /* MMC Write protect */
191 static unsigned long exeda_pin_config[] = {
192 GPIO10_GPIO, /* USB hub reset */
193 GPIO20_GPIO, /* NAND Ready/Busy */
194 GPIO38_GPIO | MFP_LPM_DRIVE_LOW, /* SD slot power */
195 GPIO95_GPIO, /* touchpad IRQ */
196 GPIO114_GPIO, /* MMC card detect */
199 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
200 static struct resource em_x270_dm9000_resource[] = {
202 .start = PXA_CS2_PHYS,
203 .end = PXA_CS2_PHYS + 3,
204 .flags = IORESOURCE_MEM,
207 .start = PXA_CS2_PHYS + 8,
208 .end = PXA_CS2_PHYS + 8 + 0x3f,
209 .flags = IORESOURCE_MEM,
212 .start = EM_X270_ETHIRQ,
213 .end = EM_X270_ETHIRQ,
214 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
218 static struct dm9000_plat_data em_x270_dm9000_platdata = {
219 .flags = DM9000_PLATF_NO_EEPROM,
222 static struct platform_device em_x270_dm9000 = {
225 .num_resources = ARRAY_SIZE(em_x270_dm9000_resource),
226 .resource = em_x270_dm9000_resource,
228 .platform_data = &em_x270_dm9000_platdata,
232 static void __init em_x270_init_dm9000(void)
234 em_x270_dm9000_platdata.flags |= dm9000_flags;
235 platform_device_register(&em_x270_dm9000);
238 static inline void em_x270_init_dm9000(void) {}
242 #if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE)
243 static struct resource em_x270_v3020_resource[] = {
245 .start = PXA_CS4_PHYS,
246 .end = PXA_CS4_PHYS + 3,
247 .flags = IORESOURCE_MEM,
251 static struct v3020_platform_data em_x270_v3020_platdata = {
255 static struct platform_device em_x270_rtc = {
257 .num_resources = ARRAY_SIZE(em_x270_v3020_resource),
258 .resource = em_x270_v3020_resource,
261 .platform_data = &em_x270_v3020_platdata,
265 static void __init em_x270_init_rtc(void)
267 platform_device_register(&em_x270_rtc);
270 static inline void em_x270_init_rtc(void) {}
274 #if defined(CONFIG_MTD_NAND_PLATFORM) || defined(CONFIG_MTD_NAND_PLATFORM_MODULE)
275 static inline void nand_cs_on(void)
277 gpio_set_value(GPIO11_NAND_CS, 0);
280 static void nand_cs_off(void)
284 gpio_set_value(GPIO11_NAND_CS, 1);
287 /* hardware specific access to control-lines */
288 static void em_x270_nand_cmd_ctl(struct mtd_info *mtd, int dat,
291 struct nand_chip *this = mtd_to_nand(mtd);
292 unsigned long nandaddr = (unsigned long)this->IO_ADDR_W;
296 if (ctrl & NAND_CTRL_CHANGE) {
298 nandaddr |= (1 << 3);
300 nandaddr &= ~(1 << 3);
302 nandaddr |= (1 << 2);
304 nandaddr &= ~(1 << 2);
312 this->IO_ADDR_W = (void __iomem *)nandaddr;
313 if (dat != NAND_CMD_NONE)
314 writel(dat, this->IO_ADDR_W);
319 /* read device ready pin */
320 static int em_x270_nand_device_ready(struct mtd_info *mtd)
324 return gpio_get_value(nand_rb);
327 static struct mtd_partition em_x270_partition_info[] = {
335 .offset = MTDPART_OFS_APPEND,
336 .size = MTDPART_SIZ_FULL
340 struct platform_nand_data em_x270_nand_platdata = {
344 .nr_partitions = ARRAY_SIZE(em_x270_partition_info),
345 .partitions = em_x270_partition_info,
350 .dev_ready = em_x270_nand_device_ready,
352 .cmd_ctrl = em_x270_nand_cmd_ctl,
356 static struct resource em_x270_nand_resource[] = {
358 .start = PXA_CS1_PHYS,
359 .end = PXA_CS1_PHYS + 12,
360 .flags = IORESOURCE_MEM,
364 static struct platform_device em_x270_nand = {
366 .num_resources = ARRAY_SIZE(em_x270_nand_resource),
367 .resource = em_x270_nand_resource,
370 .platform_data = &em_x270_nand_platdata,
374 static void __init em_x270_init_nand(void)
378 err = gpio_request(GPIO11_NAND_CS, "NAND CS");
380 pr_warn("EM-X270: failed to request NAND CS gpio\n");
384 gpio_direction_output(GPIO11_NAND_CS, 1);
386 err = gpio_request(nand_rb, "NAND R/B");
388 pr_warn("EM-X270: failed to request NAND R/B gpio\n");
389 gpio_free(GPIO11_NAND_CS);
393 gpio_direction_input(nand_rb);
395 platform_device_register(&em_x270_nand);
398 static inline void em_x270_init_nand(void) {}
401 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
402 static struct mtd_partition em_x270_nor_parts[] = {
404 .name = "Bootloader",
405 .offset = 0x00000000,
407 .mask_flags = MTD_WRITEABLE /* force read-only */
409 .name = "Environment",
410 .offset = 0x00050000,
414 .offset = 0x00060000,
416 .mask_flags = MTD_WRITEABLE /* force read-only */
418 .name = "Splashscreen",
419 .offset = 0x000b0000,
424 static struct physmap_flash_data em_x270_nor_data[] = {
427 .parts = em_x270_nor_parts,
428 .nr_parts = ARRAY_SIZE(em_x270_nor_parts),
432 static struct resource em_x270_nor_flash_resource = {
433 .start = PXA_CS0_PHYS,
434 .end = PXA_CS0_PHYS + SZ_1M - 1,
435 .flags = IORESOURCE_MEM,
438 static struct platform_device em_x270_physmap_flash = {
439 .name = "physmap-flash",
442 .resource = &em_x270_nor_flash_resource,
444 .platform_data = &em_x270_nor_data,
448 static void __init em_x270_init_nor(void)
450 platform_device_register(&em_x270_physmap_flash);
453 static inline void em_x270_init_nor(void) {}
456 /* PXA27x OHCI controller setup */
457 #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
458 static struct regulator *em_x270_usb_ldo;
460 static int em_x270_usb_hub_init(void)
464 em_x270_usb_ldo = regulator_get(NULL, "vcc usb");
465 if (IS_ERR(em_x270_usb_ldo))
466 return PTR_ERR(em_x270_usb_ldo);
468 err = gpio_request(GPIO9_USB_VBUS_EN, "vbus en");
470 goto err_free_usb_ldo;
472 err = gpio_request(usb_hub_reset, "hub rst");
474 goto err_free_vbus_gpio;
476 /* USB Hub power-on and reset */
477 gpio_direction_output(usb_hub_reset, 1);
478 gpio_direction_output(GPIO9_USB_VBUS_EN, 0);
479 err = regulator_enable(em_x270_usb_ldo);
481 goto err_free_rst_gpio;
483 gpio_set_value(usb_hub_reset, 0);
484 gpio_set_value(usb_hub_reset, 1);
485 regulator_disable(em_x270_usb_ldo);
486 err = regulator_enable(em_x270_usb_ldo);
488 goto err_free_rst_gpio;
490 gpio_set_value(usb_hub_reset, 0);
491 gpio_set_value(GPIO9_USB_VBUS_EN, 1);
496 gpio_free(usb_hub_reset);
498 gpio_free(GPIO9_USB_VBUS_EN);
500 regulator_put(em_x270_usb_ldo);
505 static int em_x270_ohci_init(struct device *dev)
509 /* we don't want to entirely disable USB if the HUB init failed */
510 err = em_x270_usb_hub_init();
512 pr_err("USB Hub initialization failed: %d\n", err);
514 /* enable port 2 transiever */
515 UP2OCR = UP2OCR_HXS | UP2OCR_HXOE;
520 static void em_x270_ohci_exit(struct device *dev)
522 gpio_free(usb_hub_reset);
523 gpio_free(GPIO9_USB_VBUS_EN);
525 if (!IS_ERR(em_x270_usb_ldo)) {
526 if (regulator_is_enabled(em_x270_usb_ldo))
527 regulator_disable(em_x270_usb_ldo);
529 regulator_put(em_x270_usb_ldo);
533 static struct pxaohci_platform_data em_x270_ohci_platform_data = {
534 .port_mode = PMM_PERPORT_MODE,
535 .flags = ENABLE_PORT1 | ENABLE_PORT2 | POWER_CONTROL_LOW,
536 .init = em_x270_ohci_init,
537 .exit = em_x270_ohci_exit,
540 static void __init em_x270_init_ohci(void)
542 pxa_set_ohci_info(&em_x270_ohci_platform_data);
545 static inline void em_x270_init_ohci(void) {}
548 /* MCI controller setup */
549 #if defined(CONFIG_MMC) || defined(CONFIG_MMC_MODULE)
550 static struct regulator *em_x270_sdio_ldo;
552 static int em_x270_mci_init(struct device *dev,
553 irq_handler_t em_x270_detect_int,
558 em_x270_sdio_ldo = regulator_get(dev, "vcc sdio");
559 if (IS_ERR(em_x270_sdio_ldo)) {
560 dev_err(dev, "can't request SDIO power supply: %ld\n",
561 PTR_ERR(em_x270_sdio_ldo));
562 return PTR_ERR(em_x270_sdio_ldo);
565 err = request_irq(gpio_to_irq(mmc_cd), em_x270_detect_int,
566 IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
567 "MMC card detect", data);
569 dev_err(dev, "can't request MMC card detect IRQ: %d\n", err);
573 if (machine_is_em_x270()) {
574 err = gpio_request(GPIO95_MMC_WP, "MMC WP");
576 dev_err(dev, "can't request MMC write protect: %d\n",
580 gpio_direction_input(GPIO95_MMC_WP);
582 err = gpio_request(GPIO38_SD_PWEN, "sdio power");
584 dev_err(dev, "can't request MMC power control : %d\n",
588 gpio_direction_output(GPIO38_SD_PWEN, 1);
594 free_irq(gpio_to_irq(mmc_cd), data);
596 regulator_put(em_x270_sdio_ldo);
601 static int em_x270_mci_setpower(struct device *dev, unsigned int vdd)
603 struct pxamci_platform_data* p_d = dev->platform_data;
605 if ((1 << vdd) & p_d->ocr_mask) {
606 int vdd_uV = (2000 + (vdd - __ffs(MMC_VDD_20_21)) * 100) * 1000;
608 regulator_set_voltage(em_x270_sdio_ldo, vdd_uV, vdd_uV);
609 return regulator_enable(em_x270_sdio_ldo);
611 regulator_disable(em_x270_sdio_ldo);
616 static void em_x270_mci_exit(struct device *dev, void *data)
618 free_irq(gpio_to_irq(mmc_cd), data);
619 regulator_put(em_x270_sdio_ldo);
621 if (machine_is_em_x270())
622 gpio_free(GPIO95_MMC_WP);
624 gpio_free(GPIO38_SD_PWEN);
627 static int em_x270_mci_get_ro(struct device *dev)
629 return gpio_get_value(GPIO95_MMC_WP);
632 static struct pxamci_platform_data em_x270_mci_platform_data = {
633 .detect_delay_ms = 250,
634 .ocr_mask = MMC_VDD_20_21|MMC_VDD_21_22|MMC_VDD_22_23|
635 MMC_VDD_24_25|MMC_VDD_25_26|MMC_VDD_26_27|
636 MMC_VDD_27_28|MMC_VDD_28_29|MMC_VDD_29_30|
637 MMC_VDD_30_31|MMC_VDD_31_32,
638 .init = em_x270_mci_init,
639 .setpower = em_x270_mci_setpower,
640 .exit = em_x270_mci_exit,
641 .gpio_card_detect = -1,
646 static void __init em_x270_init_mmc(void)
648 if (machine_is_em_x270())
649 em_x270_mci_platform_data.get_ro = em_x270_mci_get_ro;
651 pxa_set_mci_info(&em_x270_mci_platform_data);
654 static inline void em_x270_init_mmc(void) {}
658 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
659 static struct pxafb_mode_info em_x270_lcd_modes[] = {
688 static struct pxafb_mach_info em_x270_lcd = {
689 .modes = em_x270_lcd_modes,
691 .lcd_conn = LCD_COLOR_TFT_16BPP,
694 static void __init em_x270_init_lcd(void)
696 pxa_set_fb_info(NULL, &em_x270_lcd);
699 static inline void em_x270_init_lcd(void) {}
702 #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
703 static struct pxa2xx_spi_master em_x270_spi_info = {
707 static struct pxa2xx_spi_chip em_x270_tdo24m_chip = {
713 static struct tdo24m_platform_data em_x270_tdo24m_pdata = {
717 static struct pxa2xx_spi_master em_x270_spi_2_info = {
722 static struct pxa2xx_spi_chip em_x270_libertas_chip = {
729 static unsigned long em_x270_libertas_pin_config[] = {
737 static int em_x270_libertas_setup(struct spi_device *spi)
739 int err = gpio_request(GPIO115_WLAN_PWEN, "WLAN PWEN");
743 err = gpio_request(GPIO19_WLAN_STRAP, "WLAN STRAP");
747 if (machine_is_exeda()) {
748 err = gpio_request(GPIO37_WLAN_RST, "WLAN RST");
752 gpio_direction_output(GPIO37_WLAN_RST, 1);
756 gpio_direction_output(GPIO19_WLAN_STRAP, 1);
759 pxa2xx_mfp_config(ARRAY_AND_SIZE(em_x270_libertas_pin_config));
761 gpio_direction_output(GPIO115_WLAN_PWEN, 0);
763 gpio_set_value(GPIO115_WLAN_PWEN, 1);
766 spi->bits_per_word = 16;
772 gpio_free(GPIO19_WLAN_STRAP);
774 gpio_free(GPIO115_WLAN_PWEN);
779 static int em_x270_libertas_teardown(struct spi_device *spi)
781 gpio_set_value(GPIO115_WLAN_PWEN, 0);
782 gpio_free(GPIO115_WLAN_PWEN);
783 gpio_free(GPIO19_WLAN_STRAP);
785 if (machine_is_exeda()) {
786 gpio_set_value(GPIO37_WLAN_RST, 0);
787 gpio_free(GPIO37_WLAN_RST);
793 struct libertas_spi_platform_data em_x270_libertas_pdata = {
794 .use_dummy_writes = 1,
795 .setup = em_x270_libertas_setup,
796 .teardown = em_x270_libertas_teardown,
799 static struct spi_board_info em_x270_spi_devices[] __initdata = {
801 .modalias = "tdo24m",
802 .max_speed_hz = 1000000,
805 .controller_data = &em_x270_tdo24m_chip,
806 .platform_data = &em_x270_tdo24m_pdata,
809 .modalias = "libertas_spi",
810 .max_speed_hz = 13000000,
812 .irq = PXA_GPIO_TO_IRQ(116),
814 .controller_data = &em_x270_libertas_chip,
815 .platform_data = &em_x270_libertas_pdata,
819 static void __init em_x270_init_spi(void)
821 pxa2xx_set_spi_info(1, &em_x270_spi_info);
822 pxa2xx_set_spi_info(2, &em_x270_spi_2_info);
823 spi_register_board_info(ARRAY_AND_SIZE(em_x270_spi_devices));
826 static inline void em_x270_init_spi(void) {}
829 #if defined(CONFIG_SND_PXA2XX_LIB_AC97)
830 static pxa2xx_audio_ops_t em_x270_ac97_info = {
834 static void __init em_x270_init_ac97(void)
836 pxa_set_ac97_info(&em_x270_ac97_info);
839 static inline void em_x270_init_ac97(void) {}
842 #if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
843 static const unsigned int em_x270_module_matrix_keys[] = {
844 KEY(0, 0, KEY_A), KEY(1, 0, KEY_UP), KEY(2, 1, KEY_B),
845 KEY(0, 2, KEY_LEFT), KEY(1, 1, KEY_ENTER), KEY(2, 0, KEY_RIGHT),
846 KEY(0, 1, KEY_C), KEY(1, 2, KEY_DOWN), KEY(2, 2, KEY_D),
849 static struct matrix_keymap_data em_x270_matrix_keymap_data = {
850 .keymap = em_x270_module_matrix_keys,
851 .keymap_size = ARRAY_SIZE(em_x270_module_matrix_keys),
854 struct pxa27x_keypad_platform_data em_x270_module_keypad_info = {
855 /* code map for the matrix keys */
856 .matrix_key_rows = 3,
857 .matrix_key_cols = 3,
858 .matrix_keymap_data = &em_x270_matrix_keymap_data,
861 static const unsigned int em_x270_exeda_matrix_keys[] = {
862 KEY(0, 0, KEY_RIGHTSHIFT), KEY(0, 1, KEY_RIGHTCTRL),
863 KEY(0, 2, KEY_RIGHTALT), KEY(0, 3, KEY_SPACE),
864 KEY(0, 4, KEY_LEFTALT), KEY(0, 5, KEY_LEFTCTRL),
865 KEY(0, 6, KEY_ENTER), KEY(0, 7, KEY_SLASH),
867 KEY(1, 0, KEY_DOT), KEY(1, 1, KEY_M),
868 KEY(1, 2, KEY_N), KEY(1, 3, KEY_B),
869 KEY(1, 4, KEY_V), KEY(1, 5, KEY_C),
870 KEY(1, 6, KEY_X), KEY(1, 7, KEY_Z),
872 KEY(2, 0, KEY_LEFTSHIFT), KEY(2, 1, KEY_SEMICOLON),
873 KEY(2, 2, KEY_L), KEY(2, 3, KEY_K),
874 KEY(2, 4, KEY_J), KEY(2, 5, KEY_H),
875 KEY(2, 6, KEY_G), KEY(2, 7, KEY_F),
877 KEY(3, 0, KEY_D), KEY(3, 1, KEY_S),
878 KEY(3, 2, KEY_A), KEY(3, 3, KEY_TAB),
879 KEY(3, 4, KEY_BACKSPACE), KEY(3, 5, KEY_P),
880 KEY(3, 6, KEY_O), KEY(3, 7, KEY_I),
882 KEY(4, 0, KEY_U), KEY(4, 1, KEY_Y),
883 KEY(4, 2, KEY_T), KEY(4, 3, KEY_R),
884 KEY(4, 4, KEY_E), KEY(4, 5, KEY_W),
885 KEY(4, 6, KEY_Q), KEY(4, 7, KEY_MINUS),
887 KEY(5, 0, KEY_0), KEY(5, 1, KEY_9),
888 KEY(5, 2, KEY_8), KEY(5, 3, KEY_7),
889 KEY(5, 4, KEY_6), KEY(5, 5, KEY_5),
890 KEY(5, 6, KEY_4), KEY(5, 7, KEY_3),
892 KEY(6, 0, KEY_2), KEY(6, 1, KEY_1),
893 KEY(6, 2, KEY_ENTER), KEY(6, 3, KEY_END),
894 KEY(6, 4, KEY_DOWN), KEY(6, 5, KEY_UP),
895 KEY(6, 6, KEY_MENU), KEY(6, 7, KEY_F1),
897 KEY(7, 0, KEY_LEFT), KEY(7, 1, KEY_RIGHT),
898 KEY(7, 2, KEY_BACK), KEY(7, 3, KEY_HOME),
899 KEY(7, 4, 0), KEY(7, 5, 0),
900 KEY(7, 6, 0), KEY(7, 7, 0),
903 static struct matrix_keymap_data em_x270_exeda_matrix_keymap_data = {
904 .keymap = em_x270_exeda_matrix_keys,
905 .keymap_size = ARRAY_SIZE(em_x270_exeda_matrix_keys),
908 struct pxa27x_keypad_platform_data em_x270_exeda_keypad_info = {
909 /* code map for the matrix keys */
910 .matrix_key_rows = 8,
911 .matrix_key_cols = 8,
912 .matrix_keymap_data = &em_x270_exeda_matrix_keymap_data,
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 int em_x270_sensor_init(void)
964 ret = gpio_request(cam_reset, "camera reset");
968 gpio_direction_output(cam_reset, 0);
969 gpio_set_value(cam_reset, 1);
974 static struct regulator_consumer_supply camera_dummy_supplies[] = {
975 REGULATOR_SUPPLY("vdd", "0-005d"),
978 static struct regulator_init_data camera_dummy_initdata = {
979 .consumer_supplies = camera_dummy_supplies,
980 .num_consumer_supplies = ARRAY_SIZE(camera_dummy_supplies),
982 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
986 static struct fixed_voltage_config camera_dummy_config = {
987 .supply_name = "camera_vdd",
988 .input_supply = "vcc cam",
989 .microvolts = 2800000,
992 .init_data = &camera_dummy_initdata,
995 static struct platform_device camera_supply_dummy_device = {
996 .name = "reg-fixed-voltage",
999 .platform_data = &camera_dummy_config,
1003 struct pxacamera_platform_data em_x270_camera_platform_data = {
1004 .flags = PXA_CAMERA_MASTER | PXA_CAMERA_DATAWIDTH_8 |
1005 PXA_CAMERA_PCLK_EN | PXA_CAMERA_MCLK_EN,
1007 .sensor_i2c_adapter_id = 0,
1008 .sensor_i2c_address = 0x5d,
1011 static void __init em_x270_init_camera(void)
1013 if (em_x270_sensor_init() == 0)
1014 pxa_set_camera_info(&em_x270_camera_platform_data);
1015 platform_device_register(&camera_supply_dummy_device);
1018 static inline void em_x270_init_camera(void) {}
1021 static struct regulator_bulk_data em_x270_gps_consumer_supply = {
1022 .supply = "vcc gps",
1025 static struct regulator_userspace_consumer_data em_x270_gps_consumer_data = {
1028 .supplies = &em_x270_gps_consumer_supply,
1031 static struct platform_device em_x270_gps_userspace_consumer = {
1032 .name = "reg-userspace-consumer",
1035 .platform_data = &em_x270_gps_consumer_data,
1039 static struct regulator_bulk_data em_x270_gprs_consumer_supply = {
1040 .supply = "vcc gprs",
1043 static struct regulator_userspace_consumer_data em_x270_gprs_consumer_data = {
1046 .supplies = &em_x270_gprs_consumer_supply
1049 static struct platform_device em_x270_gprs_userspace_consumer = {
1050 .name = "reg-userspace-consumer",
1053 .platform_data = &em_x270_gprs_consumer_data,
1057 static struct platform_device *em_x270_userspace_consumers[] = {
1058 &em_x270_gps_userspace_consumer,
1059 &em_x270_gprs_userspace_consumer,
1062 static void __init em_x270_userspace_consumers_init(void)
1064 platform_add_devices(ARRAY_AND_SIZE(em_x270_userspace_consumers));
1067 /* DA9030 related initializations */
1068 #define REGULATOR_CONSUMER(_name, _dev_name, _supply) \
1069 static struct regulator_consumer_supply _name##_consumers[] = { \
1070 REGULATOR_SUPPLY(_supply, _dev_name), \
1073 REGULATOR_CONSUMER(ldo3, "reg-userspace-consumer.0", "vcc gps");
1074 REGULATOR_CONSUMER(ldo5, NULL, "vcc cam");
1075 REGULATOR_CONSUMER(ldo10, "pxa2xx-mci", "vcc sdio");
1076 REGULATOR_CONSUMER(ldo12, NULL, "vcc usb");
1077 REGULATOR_CONSUMER(ldo19, "reg-userspace-consumer.1", "vcc gprs");
1078 REGULATOR_CONSUMER(buck2, NULL, "vcc_core");
1080 #define REGULATOR_INIT(_ldo, _min_uV, _max_uV, _ops_mask) \
1081 static struct regulator_init_data _ldo##_data = { \
1083 .min_uV = _min_uV, \
1084 .max_uV = _max_uV, \
1088 .valid_ops_mask = _ops_mask, \
1091 .num_consumer_supplies = ARRAY_SIZE(_ldo##_consumers), \
1092 .consumer_supplies = _ldo##_consumers, \
1095 REGULATOR_INIT(ldo3, 3200000, 3200000, REGULATOR_CHANGE_STATUS);
1096 REGULATOR_INIT(ldo5, 3000000, 3000000, REGULATOR_CHANGE_STATUS);
1097 REGULATOR_INIT(ldo10, 2000000, 3200000,
1098 REGULATOR_CHANGE_STATUS | REGULATOR_CHANGE_VOLTAGE);
1099 REGULATOR_INIT(ldo12, 3000000, 3000000, REGULATOR_CHANGE_STATUS);
1100 REGULATOR_INIT(ldo19, 3200000, 3200000, REGULATOR_CHANGE_STATUS);
1101 REGULATOR_INIT(buck2, 1000000, 1650000, REGULATOR_CHANGE_VOLTAGE);
1103 struct led_info em_x270_led_info = {
1104 .name = "em-x270:orange",
1105 .default_trigger = "battery-charging-or-full",
1108 struct power_supply_info em_x270_psy_info = {
1110 .technology = POWER_SUPPLY_TECHNOLOGY_LIPO,
1111 .voltage_max_design = 4200000,
1112 .voltage_min_design = 3000000,
1116 static void em_x270_battery_low(void)
1118 #if defined(CONFIG_APM_EMULATION)
1119 apm_queue_event(APM_LOW_BATTERY);
1123 static void em_x270_battery_critical(void)
1125 #if defined(CONFIG_APM_EMULATION)
1126 apm_queue_event(APM_CRITICAL_SUSPEND);
1130 struct da9030_battery_info em_x270_batterty_info = {
1131 .battery_info = &em_x270_psy_info,
1133 .charge_milliamp = 1000,
1134 .charge_millivolt = 4200,
1138 .vbat_charge_start = 4100,
1139 .vbat_charge_stop = 4200,
1140 .vbat_charge_restart = 4000,
1142 .vcharge_min = 3200,
1143 .vcharge_max = 5500,
1147 .tbat_restart = 100,
1149 .batmon_interval = 0,
1151 .battery_low = em_x270_battery_low,
1152 .battery_critical = em_x270_battery_critical,
1155 #define DA9030_SUBDEV(_name, _id, _pdata) \
1157 .name = "da903x-" #_name, \
1158 .id = DA9030_ID_##_id, \
1159 .platform_data = _pdata, \
1162 #define DA9030_LDO(num) DA9030_SUBDEV(regulator, LDO##num, &ldo##num##_data)
1164 struct da903x_subdev_info em_x270_da9030_subdevs[] = {
1171 DA9030_SUBDEV(regulator, BUCK2, &buck2_data),
1173 DA9030_SUBDEV(led, LED_PC, &em_x270_led_info),
1174 DA9030_SUBDEV(backlight, WLED, &em_x270_led_info),
1175 DA9030_SUBDEV(battery, BAT, &em_x270_batterty_info),
1178 static struct da903x_platform_data em_x270_da9030_info = {
1179 .num_subdevs = ARRAY_SIZE(em_x270_da9030_subdevs),
1180 .subdevs = em_x270_da9030_subdevs,
1183 static struct i2c_board_info em_x270_i2c_pmic_info = {
1184 I2C_BOARD_INFO("da9030", 0x49),
1185 .irq = PXA_GPIO_TO_IRQ(0),
1186 .platform_data = &em_x270_da9030_info,
1189 static struct i2c_pxa_platform_data em_x270_pwr_i2c_info = {
1193 static void __init em_x270_init_da9030(void)
1195 pxa27x_set_i2c_power_info(&em_x270_pwr_i2c_info);
1196 i2c_register_board_info(1, &em_x270_i2c_pmic_info, 1);
1199 static struct pca953x_platform_data exeda_gpio_ext_pdata = {
1203 static struct i2c_board_info exeda_i2c_info[] = {
1205 I2C_BOARD_INFO("pca9555", 0x21),
1206 .platform_data = &exeda_gpio_ext_pdata,
1210 static struct i2c_pxa_platform_data em_x270_i2c_info = {
1214 static void __init em_x270_init_i2c(void)
1216 pxa_set_i2c_info(&em_x270_i2c_info);
1218 if (machine_is_exeda())
1219 i2c_register_board_info(0, ARRAY_AND_SIZE(exeda_i2c_info));
1222 static void __init em_x270_module_init(void)
1224 pxa2xx_mfp_config(ARRAY_AND_SIZE(em_x270_pin_config));
1226 mmc_cd = GPIO13_MMC_CD;
1227 nand_rb = GPIO56_NAND_RB;
1228 dm9000_flags = DM9000_PLATF_32BITONLY;
1229 cam_reset = GPIO93_CAM_RESET;
1230 usb_hub_reset = GPIO16_USB_HUB_RESET;
1233 static void __init em_x270_exeda_init(void)
1235 pxa2xx_mfp_config(ARRAY_AND_SIZE(exeda_pin_config));
1237 mmc_cd = GPIO114_MMC_CD;
1238 nand_rb = GPIO20_NAND_RB;
1239 dm9000_flags = DM9000_PLATF_16BITONLY;
1240 cam_reset = GPIO130_CAM_RESET;
1241 usb_hub_reset = GPIO10_USB_HUB_RESET;
1244 static void __init em_x270_init(void)
1246 pxa2xx_mfp_config(ARRAY_AND_SIZE(common_pin_config));
1248 pxa_set_ffuart_info(NULL);
1249 pxa_set_btuart_info(NULL);
1250 pxa_set_stuart_info(NULL);
1253 pxa27x_set_pwrmode(PWRMODE_DEEPSLEEP);
1256 if (machine_is_em_x270())
1257 em_x270_module_init();
1258 else if (machine_is_exeda())
1259 em_x270_exeda_init();
1261 panic("Unsupported machine: %d\n", machine_arch_type);
1263 em_x270_init_da9030();
1264 em_x270_init_dm9000();
1266 em_x270_init_nand();
1270 em_x270_init_ohci();
1271 em_x270_init_keypad();
1272 em_x270_init_gpio_keys();
1273 em_x270_init_ac97();
1276 em_x270_init_camera();
1277 em_x270_userspace_consumers_init();
1279 regulator_has_full_constraints();
1282 MACHINE_START(EM_X270, "Compulab EM-X270")
1283 .atag_offset = 0x100,
1284 .map_io = pxa27x_map_io,
1285 .nr_irqs = PXA_NR_IRQS,
1286 .init_irq = pxa27x_init_irq,
1287 .handle_irq = pxa27x_handle_irq,
1288 .init_time = pxa_timer_init,
1289 .init_machine = em_x270_init,
1290 .restart = pxa_restart,
1293 MACHINE_START(EXEDA, "Compulab eXeda")
1294 .atag_offset = 0x100,
1295 .map_io = pxa27x_map_io,
1296 .nr_irqs = PXA_NR_IRQS,
1297 .init_irq = pxa27x_init_irq,
1298 .handle_irq = pxa27x_handle_irq,
1299 .init_time = pxa_timer_init,
1300 .init_machine = em_x270_init,
1301 .restart = pxa_restart,