/* Copyright (c) 2011, Code Aurora Forum. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 and
 * only version 2 as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 */

#include <linux/i2c.h>
#include <linux/i2c/sx150x.h>
#include <asm/mach-types.h>
#include <mach/board.h>
#include <mach/msm_bus_board.h>
#include <mach/gpio.h>
#include <mach/gpiomux.h>
#include "devices.h"
#include "board-8960.h"

#if (defined(CONFIG_GPIO_SX150X) || defined(CONFIG_GPIO_SX150X_MODULE)) && \
	defined(CONFIG_I2C)

static struct i2c_board_info cam_expander_i2c_info[] = {
	{
		I2C_BOARD_INFO("sx1508q", 0x22),
		.platform_data = &msm8960_sx150x_data[SX150X_CAM]
	},
};

static struct msm_cam_expander_info cam_expander_info[] = {
	{
		cam_expander_i2c_info,
		MSM_8960_GSBI4_QUP_I2C_BUS_ID,
	},
};
#endif

static struct gpiomux_setting cam_settings[] = {
	{
		.func = GPIOMUX_FUNC_GPIO, /*suspend*/
		.drv = GPIOMUX_DRV_2MA,
		.pull = GPIOMUX_PULL_DOWN,
	},

	{
		.func = GPIOMUX_FUNC_1, /*active 1*/
		.drv = GPIOMUX_DRV_2MA,
		.pull = GPIOMUX_PULL_NONE,
	},

	{
		.func = GPIOMUX_FUNC_GPIO, /*active 2*/
		.drv = GPIOMUX_DRV_2MA,
		.pull = GPIOMUX_PULL_NONE,
	},

	{
		.func = GPIOMUX_FUNC_1, /*active 3*/
		.drv = GPIOMUX_DRV_8MA,
		.pull = GPIOMUX_PULL_NONE,
	},

	{
		.func = GPIOMUX_FUNC_5, /*active 4*/
		.drv = GPIOMUX_DRV_8MA,
		.pull = GPIOMUX_PULL_UP,
	},

	{
		.func = GPIOMUX_FUNC_6, /*active 5*/
		.drv = GPIOMUX_DRV_8MA,
		.pull = GPIOMUX_PULL_UP,
	},

	{
		.func = GPIOMUX_FUNC_2, /*active 6*/
		.drv = GPIOMUX_DRV_2MA,
		.pull = GPIOMUX_PULL_UP,
	},

	{
		.func = GPIOMUX_FUNC_3, /*active 7*/
		.drv = GPIOMUX_DRV_8MA,
		.pull = GPIOMUX_PULL_UP,
	},

	{
		.func = GPIOMUX_FUNC_GPIO, /*i2c suspend*/
		.drv = GPIOMUX_DRV_2MA,
		.pull = GPIOMUX_PULL_KEEPER,
	},

};

static struct msm_gpiomux_config msm8960_cdp_flash_configs[] = {
	{
		.gpio = 3,
		.settings = {
			[GPIOMUX_ACTIVE]    = &cam_settings[1],
			[GPIOMUX_SUSPENDED] = &cam_settings[0],
		},
	},
};

static struct msm_gpiomux_config msm8960_cam_common_configs[] = {
	{
		.gpio = 2,
		.settings = {
			[GPIOMUX_ACTIVE]    = &cam_settings[2],
			[GPIOMUX_SUSPENDED] = &cam_settings[0],
		},
	},
	{
		.gpio = 3,
		.settings = {
			[GPIOMUX_ACTIVE]    = &cam_settings[2],
			[GPIOMUX_SUSPENDED] = &cam_settings[0],
		},
	},
	{
		.gpio = 4,
		.settings = {
			[GPIOMUX_ACTIVE]    = &cam_settings[1],
			[GPIOMUX_SUSPENDED] = &cam_settings[0],
		},
	},
	{
		.gpio = 5,
		.settings = {
			[GPIOMUX_ACTIVE]    = &cam_settings[1],
			[GPIOMUX_SUSPENDED] = &cam_settings[0],
		},
	},
	{
		.gpio = 76,
		.settings = {
			[GPIOMUX_ACTIVE]    = &cam_settings[2],
			[GPIOMUX_SUSPENDED] = &cam_settings[0],
		},
	},
	{
		.gpio = 107,
		.settings = {
			[GPIOMUX_ACTIVE]    = &cam_settings[2],
			[GPIOMUX_SUSPENDED] = &cam_settings[0],
		},
	},
};

static struct msm_gpiomux_config msm8960_cam_2d_configs[] = {
	{
		.gpio = 18,
		.settings = {
			[GPIOMUX_ACTIVE]    = &cam_settings[3],
			[GPIOMUX_SUSPENDED] = &cam_settings[8],
		},
	},
	{
		.gpio = 19,
		.settings = {
			[GPIOMUX_ACTIVE]    = &cam_settings[3],
			[GPIOMUX_SUSPENDED] = &cam_settings[8],
		},
	},
	{
		.gpio = 20,
		.settings = {
			[GPIOMUX_ACTIVE]    = &cam_settings[3],
			[GPIOMUX_SUSPENDED] = &cam_settings[8],
		},
	},
	{
		.gpio = 21,
		.settings = {
			[GPIOMUX_ACTIVE]    = &cam_settings[3],
			[GPIOMUX_SUSPENDED] = &cam_settings[8],
		},
	},
};

#ifdef CONFIG_MSM_CAMERA

static uint16_t msm_cam_gpio_2d_tbl[] = {
	5, /*CAMIF_MCLK*/
	20, /*CAMIF_I2C_DATA*/
	21, /*CAMIF_I2C_CLK*/
};

static struct msm_camera_gpio_conf gpio_conf = {
	.cam_gpiomux_conf_tbl = msm8960_cam_2d_configs,
	.cam_gpiomux_conf_tbl_size = ARRAY_SIZE(msm8960_cam_2d_configs),
	.cam_gpio_tbl = msm_cam_gpio_2d_tbl,
	.cam_gpio_tbl_size = ARRAY_SIZE(msm_cam_gpio_2d_tbl),
};

#define VFE_CAMIF_TIMER1_GPIO 2
#define VFE_CAMIF_TIMER2_GPIO 3
#define VFE_CAMIF_TIMER3_GPIO_INT 4
static struct msm_camera_sensor_strobe_flash_data strobe_flash_xenon = {
	.flash_trigger = VFE_CAMIF_TIMER2_GPIO,
	.flash_charge = VFE_CAMIF_TIMER1_GPIO,
	.flash_charge_done = VFE_CAMIF_TIMER3_GPIO_INT,
	.flash_recharge_duration = 50000,
	.irq = MSM_GPIO_TO_INT(VFE_CAMIF_TIMER3_GPIO_INT),
};

#ifdef CONFIG_MSM_CAMERA_FLASH
static struct msm_camera_sensor_flash_src msm_flash_src = {
	.flash_sr_type = MSM_CAMERA_FLASH_SRC_EXT,
	._fsrc.ext_driver_src.led_en = VFE_CAMIF_TIMER1_GPIO,
	._fsrc.ext_driver_src.led_flash_en = VFE_CAMIF_TIMER2_GPIO,
};
#endif

static struct msm_bus_vectors cam_init_vectors[] = {
	{
		.src = MSM_BUS_MASTER_VFE,
		.dst = MSM_BUS_SLAVE_EBI_CH0,
		.ab  = 0,
		.ib  = 0,
	},
	{
		.src = MSM_BUS_MASTER_VPE,
		.dst = MSM_BUS_SLAVE_EBI_CH0,
		.ab  = 0,
		.ib  = 0,
	},
	{
		.src = MSM_BUS_MASTER_JPEG_ENC,
		.dst = MSM_BUS_SLAVE_EBI_CH0,
		.ab  = 0,
		.ib  = 0,
	},
};

static struct msm_bus_vectors cam_preview_vectors[] = {
	{
		.src = MSM_BUS_MASTER_VFE,
		.dst = MSM_BUS_SLAVE_EBI_CH0,
		.ab  = 27648000,
		.ib  = 110592000,
	},
	{
		.src = MSM_BUS_MASTER_VPE,
		.dst = MSM_BUS_SLAVE_EBI_CH0,
		.ab  = 0,
		.ib  = 0,
	},
	{
		.src = MSM_BUS_MASTER_JPEG_ENC,
		.dst = MSM_BUS_SLAVE_EBI_CH0,
		.ab  = 0,
		.ib  = 0,
	},
};

static struct msm_bus_vectors cam_video_vectors[] = {
	{
		.src = MSM_BUS_MASTER_VFE,
		.dst = MSM_BUS_SLAVE_EBI_CH0,
		.ab  = 140451840,
		.ib  = 561807360,
	},
	{
		.src = MSM_BUS_MASTER_VPE,
		.dst = MSM_BUS_SLAVE_EBI_CH0,
		.ab  = 206807040,
		.ib  = 488816640,
	},
	{
		.src = MSM_BUS_MASTER_JPEG_ENC,
		.dst = MSM_BUS_SLAVE_EBI_CH0,
		.ab  = 0,
		.ib  = 0,
	},
};

static struct msm_bus_vectors cam_snapshot_vectors[] = {
	{
		.src = MSM_BUS_MASTER_VFE,
		.dst = MSM_BUS_SLAVE_EBI_CH0,
		.ab  = 274423680,
		.ib  = 1097694720,
	},
	{
		.src = MSM_BUS_MASTER_VPE,
		.dst = MSM_BUS_SLAVE_EBI_CH0,
		.ab  = 0,
		.ib  = 0,
	},
	{
		.src = MSM_BUS_MASTER_JPEG_ENC,
		.dst = MSM_BUS_SLAVE_EBI_CH0,
		.ab  = 540000000,
		.ib  = 1350000000,
	},
};

static struct msm_bus_vectors cam_zsl_vectors[] = {
	{
		.src = MSM_BUS_MASTER_VFE,
		.dst = MSM_BUS_SLAVE_EBI_CH0,
		.ab  = 302071680,
		.ib  = 1208286720,
	},
	{
		.src = MSM_BUS_MASTER_VPE,
		.dst = MSM_BUS_SLAVE_EBI_CH0,
		.ab  = 0,
		.ib  = 0,
	},
	{
		.src = MSM_BUS_MASTER_JPEG_ENC,
		.dst = MSM_BUS_SLAVE_EBI_CH0,
		.ab  = 540000000,
		.ib  = 1350000000,
	},
};

static struct msm_bus_paths cam_bus_client_config[] = {
	{
		ARRAY_SIZE(cam_init_vectors),
		cam_init_vectors,
	},
	{
		ARRAY_SIZE(cam_preview_vectors),
		cam_preview_vectors,
	},
	{
		ARRAY_SIZE(cam_video_vectors),
		cam_video_vectors,
	},
	{
		ARRAY_SIZE(cam_snapshot_vectors),
		cam_snapshot_vectors,
	},
	{
		ARRAY_SIZE(cam_zsl_vectors),
		cam_zsl_vectors,
	},
};

static struct msm_bus_scale_pdata cam_bus_client_pdata = {
		cam_bus_client_config,
		ARRAY_SIZE(cam_bus_client_config),
		.name = "msm_camera",
};

static struct msm_camera_device_platform_data msm_camera_csi_device_data[] = {
	{
		.ioclk.mclk_clk_rate = 24000000,
		.ioclk.vfe_clk_rate  = 228570000,
		.csid_core = 0,
		.cam_bus_scale_table = &cam_bus_client_pdata,
	},
	{
		.ioclk.mclk_clk_rate = 24000000,
		.ioclk.vfe_clk_rate  = 228570000,
		.csid_core = 1,
		.cam_bus_scale_table = &cam_bus_client_pdata,
	},
};

#ifdef CONFIG_IMX074_ACT
static struct i2c_board_info imx074_actuator_i2c_info = {
	I2C_BOARD_INFO("imx074_act", 0x11),
};

static struct msm_actuator_info imx074_actuator_info = {
	.board_info     = &imx074_actuator_i2c_info,
	.bus_id         = MSM_8960_GSBI4_QUP_I2C_BUS_ID,
	.vcm_pwd        = 0,
	.vcm_enable     = 1,
};
#endif

#ifdef CONFIG_IMX074
static struct msm_camera_sensor_flash_data flash_imx074 = {
	.flash_type	= MSM_CAMERA_FLASH_LED,
#ifdef CONFIG_MSM_CAMERA_FLASH
	.flash_src	= &msm_flash_src
#endif
};

static struct msm_camera_sensor_platform_info sensor_board_info_imx074 = {
	.mount_angle	= 90,
	.sensor_reset	= 107,
	.sensor_pwd	= 85,
	.vcm_pwd	= 0,
	.vcm_enable	= 1,
};

static struct msm_camera_sensor_info msm_camera_sensor_imx074_data = {
	.sensor_name	= "imx074",
	.pdata	= &msm_camera_csi_device_data[0],
	.flash_data	= &flash_imx074,
	.strobe_flash_data = &strobe_flash_xenon,
	.sensor_platform_info = &sensor_board_info_imx074,
	.gpio_conf = &gpio_conf,
	.csi_if	= 1,
	.camera_type = BACK_CAMERA_2D,
#ifdef CONFIG_IMX074_ACT
	.actuator_info = &imx074_actuator_info
#endif
};

static struct platform_device msm8960_camera_sensor_imx074 = {
	.name	= "msm_camera_imx074",
	.dev	= {
		.platform_data = &msm_camera_sensor_imx074_data,
	},
};
#endif
#ifdef CONFIG_OV2720
static struct msm_camera_sensor_flash_data flash_ov2720 = {
	.flash_type	= MSM_CAMERA_FLASH_NONE,
};

static struct msm_camera_sensor_platform_info sensor_board_info_ov2720 = {
	.mount_angle	= 0,
	.sensor_reset	= 76,
	.sensor_pwd	= 85,
	.vcm_pwd	= 0,
	.vcm_enable	= 1,
};

static struct msm_camera_sensor_info msm_camera_sensor_ov2720_data = {
	.sensor_name	= "ov2720",
	.pdata	= &msm_camera_csi_device_data[1],
	.flash_data	= &flash_ov2720,
	.sensor_platform_info = &sensor_board_info_ov2720,
	.gpio_conf = &gpio_conf,
	.csi_if	= 1,
	.camera_type = FRONT_CAMERA_2D,
};

static struct platform_device msm8960_camera_sensor_ov2720 = {
	.name	= "msm_camera_ov2720",
	.dev	= {
		.platform_data = &msm_camera_sensor_ov2720_data,
	},
};
#endif

static struct msm8960_privacy_light_cfg privacy_light_info = {
	.mpp = PM8921_MPP_PM_TO_SYS(12),
};

void __init msm8960_init_cam(void)
{
	int i;
	struct platform_device *cam_dev[] = {
		&msm8960_camera_sensor_imx074,
		&msm8960_camera_sensor_ov2720,
	};

	msm_gpiomux_install(msm8960_cam_common_configs,
			ARRAY_SIZE(msm8960_cam_common_configs));

	if (machine_is_msm8960_cdp()) {
		msm_gpiomux_install(msm8960_cdp_flash_configs,
			ARRAY_SIZE(msm8960_cdp_flash_configs));
		msm_flash_src._fsrc.ext_driver_src.led_en =
			GPIO_CAM_GP_LED_EN1;
		msm_flash_src._fsrc.ext_driver_src.led_flash_en =
			GPIO_CAM_GP_LED_EN2;
		#if defined(CONFIG_I2C) && (defined(CONFIG_GPIO_SX150X) || \
		defined(CONFIG_GPIO_SX150X_MODULE))
		msm_flash_src._fsrc.ext_driver_src.expander_info =
			cam_expander_info;
		#endif
	}

	if (machine_is_msm8960_liquid()) {
		struct msm_camera_sensor_info *s_info;
		s_info = msm8960_camera_sensor_imx074.dev.platform_data;
		s_info->sensor_platform_info->mount_angle = 180;
		s_info = msm8960_camera_sensor_ov2720.dev.platform_data;
		s_info->sensor_platform_info->privacy_light = 1;
		s_info->sensor_platform_info->privacy_light_info =
			&privacy_light_info;
	}

	for (i = 0; i < ARRAY_SIZE(cam_dev); i++) {
		struct msm_camera_sensor_info *s_info;
		s_info = cam_dev[i]->dev.platform_data;
		msm_get_cam_resources(s_info);
		platform_device_register(cam_dev[i]);
	}

	platform_device_register(&msm8960_device_csiphy0);
	platform_device_register(&msm8960_device_csiphy1);
	platform_device_register(&msm8960_device_csid0);
	platform_device_register(&msm8960_device_csid1);
	platform_device_register(&msm8960_device_ispif);
	platform_device_register(&msm8960_device_vfe);
	platform_device_register(&msm8960_device_vpe);
}
#endif
