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Diffstat (limited to 'arch/arm/mach-pxa/em-x270.c')
-rw-r--r--arch/arm/mach-pxa/em-x270.c371
1 files changed, 356 insertions, 15 deletions
diff --git a/arch/arm/mach-pxa/em-x270.c b/arch/arm/mach-pxa/em-x270.c
index f5ed8038ede..1aaae97de7d 100644
--- a/arch/arm/mach-pxa/em-x270.c
+++ b/arch/arm/mach-pxa/em-x270.c
@@ -16,9 +16,16 @@
#include <linux/rtc-v3020.h>
#include <linux/mtd/nand.h>
#include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.h>
#include <linux/input.h>
#include <linux/gpio_keys.h>
#include <linux/gpio.h>
+#include <linux/mfd/da903x.h>
+#include <linux/regulator/machine.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/tdo24m.h>
+
+#include <media/soc_camera.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
@@ -31,6 +38,9 @@
#include <mach/ohci.h>
#include <mach/mmc.h>
#include <mach/pxa27x_keypad.h>
+#include <mach/i2c.h>
+#include <mach/camera.h>
+#include <mach/pxa2xx_spi.h>
#include "generic.h"
@@ -44,6 +54,9 @@
#define GPIO11_NAND_CS (11)
#define GPIO56_NAND_RB (56)
+/* Miscelaneous GPIOs */
+#define GPIO93_CAM_RESET (93)
+
static unsigned long em_x270_pin_config[] = {
/* AC'97 */
GPIO28_AC97_BITCLK,
@@ -154,6 +167,7 @@ static unsigned long em_x270_pin_config[] = {
/* power controls */
GPIO20_GPIO | MFP_LPM_DRIVE_LOW, /* GPRS_PWEN */
+ GPIO93_GPIO | MFP_LPM_DRIVE_LOW, /* Camera reset */
GPIO115_GPIO | MFP_LPM_DRIVE_LOW, /* WLAN_PWEN */
/* NAND controls */
@@ -369,6 +383,61 @@ static void __init em_x270_init_nand(void)
static inline void em_x270_init_nand(void) {}
#endif
+#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
+static struct mtd_partition em_x270_nor_parts[] = {
+ {
+ .name = "Bootloader",
+ .offset = 0x00000000,
+ .size = 0x00050000,
+ .mask_flags = MTD_WRITEABLE /* force read-only */
+ }, {
+ .name = "Environment",
+ .offset = 0x00050000,
+ .size = 0x00010000,
+ }, {
+ .name = "Reserved",
+ .offset = 0x00060000,
+ .size = 0x00050000,
+ .mask_flags = MTD_WRITEABLE /* force read-only */
+ }, {
+ .name = "Splashscreen",
+ .offset = 0x000b0000,
+ .size = 0x00050000,
+ }
+};
+
+static struct physmap_flash_data em_x270_nor_data[] = {
+ [0] = {
+ .width = 2,
+ .parts = em_x270_nor_parts,
+ .nr_parts = ARRAY_SIZE(em_x270_nor_parts),
+ },
+};
+
+static struct resource em_x270_nor_flash_resource = {
+ .start = PXA_CS0_PHYS,
+ .end = PXA_CS0_PHYS + SZ_1M - 1,
+ .flags = IORESOURCE_MEM,
+};
+
+static struct platform_device em_x270_physmap_flash = {
+ .name = "physmap-flash",
+ .id = 0,
+ .num_resources = 1,
+ .resource = &em_x270_nor_flash_resource,
+ .dev = {
+ .platform_data = &em_x270_nor_data,
+ },
+};
+
+static void __init em_x270_init_nor(void)
+{
+ platform_device_register(&em_x270_physmap_flash);
+}
+#else
+static inline void em_x270_init_nor(void) {}
+#endif
+
/* PXA27x OHCI controller setup */
#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
static int em_x270_ohci_init(struct device *dev)
@@ -442,27 +511,43 @@ static void __init em_x270_init_mmc(void)
static inline void em_x270_init_mmc(void) {}
#endif
-/* LCD 480x640 */
+/* LCD */
#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
-static struct pxafb_mode_info em_x270_lcd_mode = {
- .pixclock = 50000,
- .bpp = 16,
- .xres = 480,
- .yres = 640,
- .hsync_len = 8,
- .vsync_len = 2,
- .left_margin = 8,
- .upper_margin = 0,
- .right_margin = 24,
- .lower_margin = 4,
- .cmap_greyscale = 0,
+static struct pxafb_mode_info em_x270_lcd_modes[] = {
+ [0] = {
+ .pixclock = 38250,
+ .bpp = 16,
+ .xres = 480,
+ .yres = 640,
+ .hsync_len = 8,
+ .vsync_len = 2,
+ .left_margin = 8,
+ .upper_margin = 2,
+ .right_margin = 24,
+ .lower_margin = 4,
+ .sync = 0,
+ },
+ [1] = {
+ .pixclock = 153800,
+ .bpp = 16,
+ .xres = 240,
+ .yres = 320,
+ .hsync_len = 8,
+ .vsync_len = 2,
+ .left_margin = 8,
+ .upper_margin = 2,
+ .right_margin = 88,
+ .lower_margin = 2,
+ .sync = 0,
+ },
};
static struct pxafb_mach_info em_x270_lcd = {
- .modes = &em_x270_lcd_mode,
- .num_modes = 1,
+ .modes = em_x270_lcd_modes,
+ .num_modes = 2,
.lcd_conn = LCD_COLOR_TFT_16BPP,
};
+
static void __init em_x270_init_lcd(void)
{
set_pxa_fb_info(&em_x270_lcd);
@@ -471,6 +556,40 @@ static void __init em_x270_init_lcd(void)
static inline void em_x270_init_lcd(void) {}
#endif
+#if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
+static struct pxa2xx_spi_master em_x270_spi_info = {
+ .num_chipselect = 1,
+};
+
+static struct pxa2xx_spi_chip em_x270_tdo24m_chip = {
+ .rx_threshold = 1,
+ .tx_threshold = 1,
+};
+
+static struct tdo24m_platform_data em_x270_tdo24m_pdata = {
+ .model = TDO35S,
+};
+
+static struct spi_board_info em_x270_spi_devices[] __initdata = {
+ {
+ .modalias = "tdo24m",
+ .max_speed_hz = 1000000,
+ .bus_num = 1,
+ .chip_select = 0,
+ .controller_data = &em_x270_tdo24m_chip,
+ .platform_data = &em_x270_tdo24m_pdata,
+ },
+};
+
+static void __init em_x270_init_spi(void)
+{
+ pxa2xx_set_spi_info(1, &em_x270_spi_info);
+ spi_register_board_info(ARRAY_AND_SIZE(em_x270_spi_devices));
+}
+#else
+static inline void em_x270_init_spi(void) {}
+#endif
+
#if defined(CONFIG_SND_PXA2XX_AC97) || defined(CONFIG_SND_PXA2XX_AC97_MODULE)
static void __init em_x270_init_ac97(void)
{
@@ -535,19 +654,241 @@ static void __init em_x270_init_gpio_keys(void)
static inline void em_x270_init_gpio_keys(void) {}
#endif
+/* Quick Capture Interface and sensor setup */
+#if defined(CONFIG_VIDEO_PXA27x) || defined(CONFIG_VIDEO_PXA27x_MODULE)
+static struct regulator *em_x270_camera_ldo;
+
+static int em_x270_sensor_init(struct device *dev)
+{
+ int ret;
+
+ ret = gpio_request(GPIO93_CAM_RESET, "camera reset");
+ if (ret)
+ return ret;
+
+ gpio_direction_output(GPIO93_CAM_RESET, 0);
+
+ em_x270_camera_ldo = regulator_get(NULL, "vcc cam");
+ if (em_x270_camera_ldo == NULL) {
+ gpio_free(GPIO93_CAM_RESET);
+ return -ENODEV;
+ }
+
+ ret = regulator_enable(em_x270_camera_ldo);
+ if (ret) {
+ regulator_put(em_x270_camera_ldo);
+ gpio_free(GPIO93_CAM_RESET);
+ return ret;
+ }
+
+ gpio_set_value(GPIO93_CAM_RESET, 1);
+
+ return 0;
+}
+
+struct pxacamera_platform_data em_x270_camera_platform_data = {
+ .init = em_x270_sensor_init,
+ .flags = PXA_CAMERA_MASTER | PXA_CAMERA_DATAWIDTH_8 |
+ PXA_CAMERA_PCLK_EN | PXA_CAMERA_MCLK_EN,
+ .mclk_10khz = 2600,
+};
+
+static int em_x270_sensor_power(struct device *dev, int on)
+{
+ int ret;
+ int is_on = regulator_is_enabled(em_x270_camera_ldo);
+
+ if (on == is_on)
+ return 0;
+
+ gpio_set_value(GPIO93_CAM_RESET, !on);
+
+ if (on)
+ ret = regulator_enable(em_x270_camera_ldo);
+ else
+ ret = regulator_disable(em_x270_camera_ldo);
+
+ if (ret)
+ return ret;
+
+ gpio_set_value(GPIO93_CAM_RESET, on);
+
+ return 0;
+}
+
+static struct soc_camera_link iclink = {
+ .bus_id = 0,
+ .power = em_x270_sensor_power,
+};
+
+static struct i2c_board_info em_x270_i2c_cam_info[] = {
+ {
+ I2C_BOARD_INFO("mt9m111", 0x48),
+ .platform_data = &iclink,
+ },
+};
+
+static struct i2c_pxa_platform_data em_x270_i2c_info = {
+ .fast_mode = 1,
+};
+
+static void __init em_x270_init_camera(void)
+{
+ pxa_set_i2c_info(&em_x270_i2c_info);
+ i2c_register_board_info(0, ARRAY_AND_SIZE(em_x270_i2c_cam_info));
+ pxa_set_camera_info(&em_x270_camera_platform_data);
+}
+#else
+static inline void em_x270_init_camera(void) {}
+#endif
+
+/* DA9030 related initializations */
+static struct regulator_consumer_supply ldo3_consumers[] = {
+ {
+ .dev = NULL,
+ .supply = "vcc gps",
+ },
+};
+
+static struct regulator_consumer_supply ldo5_consumers[] = {
+ {
+ .dev = NULL,
+ .supply = "vcc cam",
+ },
+};
+
+static struct regulator_consumer_supply ldo12_consumers[] = {
+ {
+ .dev = NULL,
+ .supply = "vcc usb",
+ },
+};
+
+static struct regulator_consumer_supply ldo19_consumers[] = {
+ {
+ .dev = NULL,
+ .supply = "vcc gprs",
+ },
+};
+
+static struct regulator_init_data ldo3_data = {
+ .constraints = {
+ .min_uV = 3200000,
+ .max_uV = 3200000,
+ .state_mem = {
+ .enabled = 0,
+ },
+ },
+ .num_consumer_supplies = ARRAY_SIZE(ldo3_consumers),
+ .consumer_supplies = ldo3_consumers,
+};
+
+static struct regulator_init_data ldo5_data = {
+ .constraints = {
+ .min_uV = 3000000,
+ .max_uV = 3000000,
+ .state_mem = {
+ .enabled = 0,
+ },
+ },
+ .num_consumer_supplies = ARRAY_SIZE(ldo5_consumers),
+ .consumer_supplies = ldo5_consumers,
+};
+
+static struct regulator_init_data ldo12_data = {
+ .constraints = {
+ .min_uV = 3000000,
+ .max_uV = 3000000,
+ .state_mem = {
+ .enabled = 0,
+ },
+ },
+ .num_consumer_supplies = ARRAY_SIZE(ldo12_consumers),
+ .consumer_supplies = ldo12_consumers,
+};
+
+static struct regulator_init_data ldo19_data = {
+ .constraints = {
+ .min_uV = 3200000,
+ .max_uV = 3200000,
+ .state_mem = {
+ .enabled = 0,
+ },
+ },
+ .num_consumer_supplies = ARRAY_SIZE(ldo19_consumers),
+ .consumer_supplies = ldo19_consumers,
+};
+
+struct led_info em_x270_led_info = {
+ .name = "em-x270:orange",
+ .default_trigger = "battery-charging-or-full",
+};
+
+struct da903x_subdev_info em_x270_da9030_subdevs[] = {
+ {
+ .name = "da903x-regulator",
+ .id = DA9030_ID_LDO3,
+ .platform_data = &ldo3_data,
+ }, {
+ .name = "da903x-regulator",
+ .id = DA9030_ID_LDO5,
+ .platform_data = &ldo5_data,
+ }, {
+ .name = "da903x-regulator",
+ .id = DA9030_ID_LDO12,
+ .platform_data = &ldo12_data,
+ }, {
+ .name = "da903x-regulator",
+ .id = DA9030_ID_LDO19,
+ .platform_data = &ldo19_data,
+ }, {
+ .name = "da903x-led",
+ .id = DA9030_ID_LED_PC,
+ .platform_data = &em_x270_led_info,
+ }, {
+ .name = "da903x-backlight",
+ .id = DA9030_ID_WLED,
+ }
+};
+
+static struct da903x_platform_data em_x270_da9030_info = {
+ .num_subdevs = ARRAY_SIZE(em_x270_da9030_subdevs),
+ .subdevs = em_x270_da9030_subdevs,
+};
+
+static struct i2c_board_info em_x270_i2c_pmic_info = {
+ I2C_BOARD_INFO("da9030", 0x49),
+ .irq = IRQ_GPIO(0),
+ .platform_data = &em_x270_da9030_info,
+};
+
+static struct i2c_pxa_platform_data em_x270_pwr_i2c_info = {
+ .use_pio = 1,
+};
+
+static void __init em_x270_init_da9030(void)
+{
+ pxa27x_set_i2c_power_info(&em_x270_pwr_i2c_info);
+ i2c_register_board_info(1, &em_x270_i2c_pmic_info, 1);
+}
+
static void __init em_x270_init(void)
{
pxa2xx_mfp_config(ARRAY_AND_SIZE(em_x270_pin_config));
+ em_x270_init_da9030();
em_x270_init_dm9000();
em_x270_init_rtc();
em_x270_init_nand();
+ em_x270_init_nor();
em_x270_init_lcd();
em_x270_init_mmc();
em_x270_init_ohci();
em_x270_init_keypad();
em_x270_init_gpio_keys();
em_x270_init_ac97();
+ em_x270_init_camera();
+ em_x270_init_spi();
}
MACHINE_START(EM_X270, "Compulab EM-X270")