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Commit 405ac401 authored by Antonio Ospite's avatar Antonio Ospite Committed by Eric Miao
Browse files

[ARM] pxa/ezx: add camera support for A780 and A910 EZX phones

parent 0ba01ebc
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+170 −4
Original line number Original line Diff line number Diff line
@@ -17,8 +17,11 @@
#include <linux/delay.h>
#include <linux/delay.h>
#include <linux/pwm_backlight.h>
#include <linux/pwm_backlight.h>
#include <linux/input.h>
#include <linux/input.h>
#include <linux/gpio.h>
#include <linux/gpio_keys.h>
#include <linux/gpio_keys.h>


#include <media/soc_camera.h>

#include <asm/setup.h>
#include <asm/setup.h>
#include <asm/mach-types.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/arch.h>
@@ -29,6 +32,7 @@
#include <plat/i2c.h>
#include <plat/i2c.h>
#include <mach/hardware.h>
#include <mach/hardware.h>
#include <mach/pxa27x_keypad.h>
#include <mach/pxa27x_keypad.h>
#include <mach/camera.h>


#include "devices.h"
#include "devices.h"
#include "generic.h"
#include "generic.h"
@@ -38,6 +42,9 @@
#define GPIO15_A910_FLIP_LID 		15
#define GPIO15_A910_FLIP_LID 		15
#define GPIO12_E680_LOCK_SWITCH 	12
#define GPIO12_E680_LOCK_SWITCH 	12
#define GPIO15_E6_LOCK_SWITCH 		15
#define GPIO15_E6_LOCK_SWITCH 		15
#define GPIO50_nCAM_EN			50
#define GPIO19_GEN1_CAM_RST		19
#define GPIO28_GEN2_CAM_RST		28


static struct platform_pwm_backlight_data ezx_backlight_data = {
static struct platform_pwm_backlight_data ezx_backlight_data = {
	.pwm_id		= 0,
	.pwm_id		= 0,
@@ -191,8 +198,8 @@ static unsigned long gen1_pin_config[] __initdata = {
	GPIO94_CIF_DD_5,
	GPIO94_CIF_DD_5,
	GPIO17_CIF_DD_6,
	GPIO17_CIF_DD_6,
	GPIO108_CIF_DD_7,
	GPIO108_CIF_DD_7,
	GPIO50_GPIO,				/* CAM_EN */
	GPIO50_GPIO | MFP_LPM_DRIVE_HIGH,	/* CAM_EN */
	GPIO19_GPIO,				/* CAM_RST */
	GPIO19_GPIO | MFP_LPM_DRIVE_HIGH,	/* CAM_RST */


	/* EMU */
	/* EMU */
	GPIO120_GPIO,				/* EMU_MUX1 */
	GPIO120_GPIO,				/* EMU_MUX1 */
@@ -248,8 +255,8 @@ static unsigned long gen2_pin_config[] __initdata = {
	GPIO48_CIF_DD_5,
	GPIO48_CIF_DD_5,
	GPIO93_CIF_DD_6,
	GPIO93_CIF_DD_6,
	GPIO12_CIF_DD_7,
	GPIO12_CIF_DD_7,
	GPIO50_GPIO,				/* CAM_EN */
	GPIO50_GPIO | MFP_LPM_DRIVE_HIGH,	/* CAM_EN */
	GPIO28_GPIO,				/* CAM_RST */
	GPIO28_GPIO | MFP_LPM_DRIVE_HIGH,	/* CAM_RST */
	GPIO17_GPIO,				/* CAM_FLASH */
	GPIO17_GPIO,				/* CAM_FLASH */
};
};
#endif
#endif
@@ -683,6 +690,81 @@ static struct platform_device a780_gpio_keys = {
	},
	},
};
};


/* camera */
static int a780_camera_init(void)
{
	int err;

	/*
	 * GPIO50_nCAM_EN is active low
	 * GPIO19_GEN1_CAM_RST is active on rising edge
	 */
	err = gpio_request(GPIO50_nCAM_EN, "nCAM_EN");
	if (err) {
		pr_err("%s: Failed to request nCAM_EN\n", __func__);
		goto fail;
	}

	err = gpio_request(GPIO19_GEN1_CAM_RST, "CAM_RST");
	if (err) {
		pr_err("%s: Failed to request CAM_RST\n", __func__);
		goto fail_gpio_cam_rst;
	}

	gpio_direction_output(GPIO50_nCAM_EN, 1);
	gpio_direction_output(GPIO19_GEN1_CAM_RST, 0);

	return 0;

fail_gpio_cam_rst:
	gpio_free(GPIO50_nCAM_EN);
fail:
	return err;
}

static int a780_camera_power(struct device *dev, int on)
{
	gpio_set_value(GPIO50_nCAM_EN, !on);
	return 0;
}

static int a780_camera_reset(struct device *dev)
{
	gpio_set_value(GPIO19_GEN1_CAM_RST, 0);
	msleep(10);
	gpio_set_value(GPIO19_GEN1_CAM_RST, 1);

	return 0;
}

struct pxacamera_platform_data a780_pxacamera_platform_data = {
	.flags  = PXA_CAMERA_MASTER | PXA_CAMERA_DATAWIDTH_8 |
		PXA_CAMERA_PCLK_EN | PXA_CAMERA_MCLK_EN,
	.mclk_10khz = 5000,
};

static struct i2c_board_info a780_camera_i2c_board_info = {
	I2C_BOARD_INFO("mt9m111", 0x5d),
};

static struct soc_camera_link a780_iclink = {
	.bus_id         = 0,
	.flags          = SOCAM_SENSOR_INVERT_PCLK,
	.i2c_adapter_id = 0,
	.board_info     = &a780_camera_i2c_board_info,
	.module_name    = "mt9m111",
	.power          = a780_camera_power,
	.reset          = a780_camera_reset,
};

static struct platform_device a780_camera = {
	.name   = "soc-camera-pdrv",
	.id     = 0,
	.dev    = {
		.platform_data = &a780_iclink,
	},
};

static struct platform_device *a780_devices[] __initdata = {
static struct platform_device *a780_devices[] __initdata = {
	&a780_gpio_keys,
	&a780_gpio_keys,
};
};
@@ -703,6 +785,11 @@ static void __init a780_init(void)


	pxa_set_keypad_info(&a780_keypad_platform_data);
	pxa_set_keypad_info(&a780_keypad_platform_data);


	if (a780_camera_init() == 0) {
		pxa_set_camera_info(&a780_pxacamera_platform_data);
		platform_device_register(&a780_camera);
	}

	platform_add_devices(ARRAY_AND_SIZE(ezx_devices));
	platform_add_devices(ARRAY_AND_SIZE(ezx_devices));
	platform_add_devices(ARRAY_AND_SIZE(a780_devices));
	platform_add_devices(ARRAY_AND_SIZE(a780_devices));
}
}
@@ -876,6 +963,80 @@ static struct platform_device a910_gpio_keys = {
	},
	},
};
};


/* camera */
static int a910_camera_init(void)
{
	int err;

	/*
	 * GPIO50_nCAM_EN is active low
	 * GPIO28_GEN2_CAM_RST is active on rising edge
	 */
	err = gpio_request(GPIO50_nCAM_EN, "nCAM_EN");
	if (err) {
		pr_err("%s: Failed to request nCAM_EN\n", __func__);
		goto fail;
	}

	err = gpio_request(GPIO28_GEN2_CAM_RST, "CAM_RST");
	if (err) {
		pr_err("%s: Failed to request CAM_RST\n", __func__);
		goto fail_gpio_cam_rst;
	}

	gpio_direction_output(GPIO50_nCAM_EN, 1);
	gpio_direction_output(GPIO28_GEN2_CAM_RST, 0);

	return 0;

fail_gpio_cam_rst:
	gpio_free(GPIO50_nCAM_EN);
fail:
	return err;
}

static int a910_camera_power(struct device *dev, int on)
{
	gpio_set_value(GPIO50_nCAM_EN, !on);
	return 0;
}

static int a910_camera_reset(struct device *dev)
{
	gpio_set_value(GPIO28_GEN2_CAM_RST, 0);
	msleep(10);
	gpio_set_value(GPIO28_GEN2_CAM_RST, 1);

	return 0;
}

struct pxacamera_platform_data a910_pxacamera_platform_data = {
	.flags  = PXA_CAMERA_MASTER | PXA_CAMERA_DATAWIDTH_8 |
		PXA_CAMERA_PCLK_EN | PXA_CAMERA_MCLK_EN,
	.mclk_10khz = 5000,
};

static struct i2c_board_info a910_camera_i2c_board_info = {
	I2C_BOARD_INFO("mt9m111", 0x5d),
};

static struct soc_camera_link a910_iclink = {
	.bus_id         = 0,
	.i2c_adapter_id = 0,
	.board_info     = &a910_camera_i2c_board_info,
	.module_name    = "mt9m111",
	.power          = a910_camera_power,
	.reset          = a910_camera_reset,
};

static struct platform_device a910_camera = {
	.name   = "soc-camera-pdrv",
	.id     = 0,
	.dev    = {
		.platform_data = &a910_iclink,
	},
};

static struct platform_device *a910_devices[] __initdata = {
static struct platform_device *a910_devices[] __initdata = {
	&a910_gpio_keys,
	&a910_gpio_keys,
};
};
@@ -896,6 +1057,11 @@ static void __init a910_init(void)


	pxa_set_keypad_info(&a910_keypad_platform_data);
	pxa_set_keypad_info(&a910_keypad_platform_data);


	if (a910_camera_init() == 0) {
		pxa_set_camera_info(&a910_pxacamera_platform_data);
		platform_device_register(&a910_camera);
	}

	platform_add_devices(ARRAY_AND_SIZE(ezx_devices));
	platform_add_devices(ARRAY_AND_SIZE(ezx_devices));
	platform_add_devices(ARRAY_AND_SIZE(a910_devices));
	platform_add_devices(ARRAY_AND_SIZE(a910_devices));
}
}