linux/drivers/media/i2c/s5c73m3/s5c73m3.h
Sylwester Nawrocki bce6744deb [media] V4L: s5c73m3: Add device tree support
This patch adds the V4L2 asynchronous subdev registration and
device tree support. Common clock API is used to control the
sensor master clock from within the subdev.

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Acked-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
2014-03-14 10:33:19 -03:00

464 lines
14 KiB
C

/*
* Samsung LSI S5C73M3 8M pixel camera driver
*
* Copyright (C) 2012, Samsung Electronics, Co., Ltd.
* Sylwester Nawrocki <s.nawrocki@samsung.com>
* Andrzej Hajda <a.hajda@samsung.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* 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.
*/
#ifndef S5C73M3_H_
#define S5C73M3_H_
#include <linux/clk.h>
#include <linux/kernel.h>
#include <linux/regulator/consumer.h>
#include <media/v4l2-common.h>
#include <media/v4l2-ctrls.h>
#include <media/v4l2-subdev.h>
#include <media/s5c73m3.h>
#define DRIVER_NAME "S5C73M3"
#define S5C73M3_ISP_FMT V4L2_MBUS_FMT_VYUY8_2X8
#define S5C73M3_JPEG_FMT V4L2_MBUS_FMT_S5C_UYVY_JPEG_1X8
/* Subdevs pad index definitions */
enum s5c73m3_pads {
S5C73M3_ISP_PAD,
S5C73M3_JPEG_PAD,
S5C73M3_NUM_PADS
};
enum s5c73m3_oif_pads {
OIF_ISP_PAD,
OIF_JPEG_PAD,
OIF_SOURCE_PAD,
OIF_NUM_PADS
};
#define S5C73M3_SENSOR_FW_LEN 6
#define S5C73M3_SENSOR_TYPE_LEN 12
#define S5C73M3_REG(_addrh, _addrl) (((_addrh) << 16) | _addrl)
#define AHB_MSB_ADDR_PTR 0xfcfc
#define REG_CMDWR_ADDRH 0x0050
#define REG_CMDWR_ADDRL 0x0054
#define REG_CMDRD_ADDRH 0x0058
#define REG_CMDRD_ADDRL 0x005c
#define REG_CMDBUF_ADDR 0x0f14
#define REG_I2C_SEQ_STATUS S5C73M3_REG(0x0009, 0x59A6)
#define SEQ_END_PLL (1<<0x0)
#define SEQ_END_SENSOR (1<<0x1)
#define SEQ_END_GPIO (1<<0x2)
#define SEQ_END_FROM (1<<0x3)
#define SEQ_END_STABLE_AE_AWB (1<<0x4)
#define SEQ_END_READY_I2C_CMD (1<<0x5)
#define REG_I2C_STATUS S5C73M3_REG(0x0009, 0x599E)
#define I2C_STATUS_CIS_I2C (1<<0x0)
#define I2C_STATUS_AF_INIT (1<<0x1)
#define I2C_STATUS_CAL_DATA (1<<0x2)
#define I2C_STATUS_FRAME_COUNT (1<<0x3)
#define I2C_STATUS_FROM_INIT (1<<0x4)
#define I2C_STATUS_I2C_CIS_STREAM_OFF (1<<0x5)
#define I2C_STATUS_I2C_N_CMD_OVER (1<<0x6)
#define I2C_STATUS_I2C_N_CMD_MISMATCH (1<<0x7)
#define I2C_STATUS_CHECK_BIN_CRC (1<<0x8)
#define I2C_STATUS_EXCEPTION (1<<0x9)
#define I2C_STATUS_INIF_INIT_STATE (0x8)
#define REG_STATUS S5C73M3_REG(0x0009, 0x5080)
#define REG_STATUS_BOOT_SUB_MAIN_ENTER 0xff01
#define REG_STATUS_BOOT_SRAM_TIMING_OK 0xff02
#define REG_STATUS_BOOT_INTERRUPTS_EN 0xff03
#define REG_STATUS_BOOT_R_PLL_DONE 0xff04
#define REG_STATUS_BOOT_R_PLL_LOCKTIME_DONE 0xff05
#define REG_STATUS_BOOT_DELAY_COUNT_DONE 0xff06
#define REG_STATUS_BOOT_I_PLL_DONE 0xff07
#define REG_STATUS_BOOT_I_PLL_LOCKTIME_DONE 0xff08
#define REG_STATUS_BOOT_PLL_INIT_OK 0xff09
#define REG_STATUS_BOOT_SENSOR_INIT_OK 0xff0a
#define REG_STATUS_BOOT_GPIO_SETTING_OK 0xff0b
#define REG_STATUS_BOOT_READ_CAL_DATA_OK 0xff0c
#define REG_STATUS_BOOT_STABLE_AE_AWB_OK 0xff0d
#define REG_STATUS_ISP_COMMAND_COMPLETED 0xffff
#define REG_STATUS_EXCEPTION_OCCURED 0xdead
#define COMM_RESULT_OFFSET S5C73M3_REG(0x0009, 0x5000)
#define COMM_IMG_OUTPUT 0x0902
#define COMM_IMG_OUTPUT_HDR 0x0008
#define COMM_IMG_OUTPUT_YUV 0x0009
#define COMM_IMG_OUTPUT_INTERLEAVED 0x000d
#define COMM_STILL_PRE_FLASH 0x0a00
#define COMM_STILL_PRE_FLASH_FIRE 0x0000
#define COMM_STILL_PRE_FLASH_NON_FIRED 0x0000
#define COMM_STILL_PRE_FLASH_FIRED 0x0001
#define COMM_STILL_MAIN_FLASH 0x0a02
#define COMM_STILL_MAIN_FLASH_CANCEL 0x0001
#define COMM_STILL_MAIN_FLASH_FIRE 0x0002
#define COMM_ZOOM_STEP 0x0b00
#define COMM_IMAGE_EFFECT 0x0b0a
#define COMM_IMAGE_EFFECT_NONE 0x0001
#define COMM_IMAGE_EFFECT_NEGATIVE 0x0002
#define COMM_IMAGE_EFFECT_AQUA 0x0003
#define COMM_IMAGE_EFFECT_SEPIA 0x0004
#define COMM_IMAGE_EFFECT_MONO 0x0005
#define COMM_IMAGE_QUALITY 0x0b0c
#define COMM_IMAGE_QUALITY_SUPERFINE 0x0000
#define COMM_IMAGE_QUALITY_FINE 0x0001
#define COMM_IMAGE_QUALITY_NORMAL 0x0002
#define COMM_FLASH_MODE 0x0b0e
#define COMM_FLASH_MODE_OFF 0x0000
#define COMM_FLASH_MODE_ON 0x0001
#define COMM_FLASH_MODE_AUTO 0x0002
#define COMM_FLASH_STATUS 0x0b80
#define COMM_FLASH_STATUS_OFF 0x0001
#define COMM_FLASH_STATUS_ON 0x0002
#define COMM_FLASH_STATUS_AUTO 0x0003
#define COMM_FLASH_TORCH 0x0b12
#define COMM_FLASH_TORCH_OFF 0x0000
#define COMM_FLASH_TORCH_ON 0x0001
#define COMM_AE_NEEDS_FLASH 0x0cba
#define COMM_AE_NEEDS_FLASH_OFF 0x0000
#define COMM_AE_NEEDS_FLASH_ON 0x0001
#define COMM_CHG_MODE 0x0b10
#define COMM_CHG_MODE_NEW 0x8000
#define COMM_CHG_MODE_SUBSAMPLING_HALF 0x2000
#define COMM_CHG_MODE_SUBSAMPLING_QUARTER 0x4000
#define COMM_CHG_MODE_YUV_320_240 0x0001
#define COMM_CHG_MODE_YUV_640_480 0x0002
#define COMM_CHG_MODE_YUV_880_720 0x0003
#define COMM_CHG_MODE_YUV_960_720 0x0004
#define COMM_CHG_MODE_YUV_1184_666 0x0005
#define COMM_CHG_MODE_YUV_1280_720 0x0006
#define COMM_CHG_MODE_YUV_1536_864 0x0007
#define COMM_CHG_MODE_YUV_1600_1200 0x0008
#define COMM_CHG_MODE_YUV_1632_1224 0x0009
#define COMM_CHG_MODE_YUV_1920_1080 0x000a
#define COMM_CHG_MODE_YUV_1920_1440 0x000b
#define COMM_CHG_MODE_YUV_2304_1296 0x000c
#define COMM_CHG_MODE_YUV_3264_2448 0x000d
#define COMM_CHG_MODE_YUV_352_288 0x000e
#define COMM_CHG_MODE_YUV_1008_672 0x000f
#define COMM_CHG_MODE_JPEG_640_480 0x0010
#define COMM_CHG_MODE_JPEG_800_450 0x0020
#define COMM_CHG_MODE_JPEG_800_600 0x0030
#define COMM_CHG_MODE_JPEG_1280_720 0x0040
#define COMM_CHG_MODE_JPEG_1280_960 0x0050
#define COMM_CHG_MODE_JPEG_1600_900 0x0060
#define COMM_CHG_MODE_JPEG_1600_1200 0x0070
#define COMM_CHG_MODE_JPEG_2048_1152 0x0080
#define COMM_CHG_MODE_JPEG_2048_1536 0x0090
#define COMM_CHG_MODE_JPEG_2560_1440 0x00a0
#define COMM_CHG_MODE_JPEG_2560_1920 0x00b0
#define COMM_CHG_MODE_JPEG_3264_2176 0x00c0
#define COMM_CHG_MODE_JPEG_1024_768 0x00d0
#define COMM_CHG_MODE_JPEG_3264_1836 0x00e0
#define COMM_CHG_MODE_JPEG_3264_2448 0x00f0
#define COMM_AF_CON 0x0e00
#define COMM_AF_CON_STOP 0x0000
#define COMM_AF_CON_SCAN 0x0001 /* Full Search */
#define COMM_AF_CON_START 0x0002 /* Fast Search */
#define COMM_AF_CAL 0x0e06
#define COMM_AF_TOUCH_AF 0x0e0a
#define REG_AF_STATUS S5C73M3_REG(0x0009, 0x5e80)
#define REG_CAF_STATUS_FIND_SEARCH_DIR 0x0001
#define REG_CAF_STATUS_FOCUSING 0x0002
#define REG_CAF_STATUS_FOCUSED 0x0003
#define REG_CAF_STATUS_UNFOCUSED 0x0004
#define REG_AF_STATUS_INVALID 0x0010
#define REG_AF_STATUS_FOCUSING 0x0020
#define REG_AF_STATUS_FOCUSED 0x0030
#define REG_AF_STATUS_UNFOCUSED 0x0040
#define REG_AF_TOUCH_POSITION S5C73M3_REG(0x0009, 0x5e8e)
#define COMM_AF_FACE_ZOOM 0x0e10
#define COMM_AF_MODE 0x0e02
#define COMM_AF_MODE_NORMAL 0x0000
#define COMM_AF_MODE_MACRO 0x0001
#define COMM_AF_MODE_MOVIE_CAF_START 0x0002
#define COMM_AF_MODE_MOVIE_CAF_STOP 0x0003
#define COMM_AF_MODE_PREVIEW_CAF_START 0x0004
#define COMM_AF_MODE_PREVIEW_CAF_STOP 0x0005
#define COMM_AF_SOFTLANDING 0x0e16
#define COMM_AF_SOFTLANDING_ON 0x0000
#define COMM_AF_SOFTLANDING_RES_COMPLETE 0x0001
#define COMM_FACE_DET 0x0e0c
#define COMM_FACE_DET_OFF 0x0000
#define COMM_FACE_DET_ON 0x0001
#define COMM_FACE_DET_OSD 0x0e0e
#define COMM_FACE_DET_OSD_OFF 0x0000
#define COMM_FACE_DET_OSD_ON 0x0001
#define COMM_AE_CON 0x0c00
#define COMM_AE_STOP 0x0000 /* lock */
#define COMM_AE_START 0x0001 /* unlock */
#define COMM_ISO 0x0c02
#define COMM_ISO_AUTO 0x0000
#define COMM_ISO_100 0x0001
#define COMM_ISO_200 0x0002
#define COMM_ISO_400 0x0003
#define COMM_ISO_800 0x0004
#define COMM_ISO_SPORTS 0x0005
#define COMM_ISO_NIGHT 0x0006
#define COMM_ISO_INDOOR 0x0007
/* 0x00000 (-2.0 EV)...0x0008 (2.0 EV), 0.5EV step */
#define COMM_EV 0x0c04
#define COMM_METERING 0x0c06
#define COMM_METERING_CENTER 0x0000
#define COMM_METERING_SPOT 0x0001
#define COMM_METERING_AVERAGE 0x0002
#define COMM_METERING_SMART 0x0003
#define COMM_WDR 0x0c08
#define COMM_WDR_OFF 0x0000
#define COMM_WDR_ON 0x0001
#define COMM_FLICKER_MODE 0x0c12
#define COMM_FLICKER_NONE 0x0000
#define COMM_FLICKER_MANUAL_50HZ 0x0001
#define COMM_FLICKER_MANUAL_60HZ 0x0002
#define COMM_FLICKER_AUTO 0x0003
#define COMM_FLICKER_AUTO_50HZ 0x0004
#define COMM_FLICKER_AUTO_60HZ 0x0005
#define COMM_FRAME_RATE 0x0c1e
#define COMM_FRAME_RATE_AUTO_SET 0x0000
#define COMM_FRAME_RATE_FIXED_30FPS 0x0002
#define COMM_FRAME_RATE_FIXED_20FPS 0x0003
#define COMM_FRAME_RATE_FIXED_15FPS 0x0004
#define COMM_FRAME_RATE_FIXED_60FPS 0x0007
#define COMM_FRAME_RATE_FIXED_120FPS 0x0008
#define COMM_FRAME_RATE_FIXED_7FPS 0x0009
#define COMM_FRAME_RATE_FIXED_10FPS 0x000a
#define COMM_FRAME_RATE_FIXED_90FPS 0x000b
#define COMM_FRAME_RATE_ANTI_SHAKE 0x0013
/* 0x0000...0x0004 -> sharpness: 0, 1, 2, -1, -2 */
#define COMM_SHARPNESS 0x0c14
/* 0x0000...0x0004 -> saturation: 0, 1, 2, -1, -2 */
#define COMM_SATURATION 0x0c16
/* 0x0000...0x0004 -> contrast: 0, 1, 2, -1, -2 */
#define COMM_CONTRAST 0x0c18
#define COMM_SCENE_MODE 0x0c1a
#define COMM_SCENE_MODE_NONE 0x0000
#define COMM_SCENE_MODE_PORTRAIT 0x0001
#define COMM_SCENE_MODE_LANDSCAPE 0x0002
#define COMM_SCENE_MODE_SPORTS 0x0003
#define COMM_SCENE_MODE_INDOOR 0x0004
#define COMM_SCENE_MODE_BEACH 0x0005
#define COMM_SCENE_MODE_SUNSET 0x0006
#define COMM_SCENE_MODE_DAWN 0x0007
#define COMM_SCENE_MODE_FALL 0x0008
#define COMM_SCENE_MODE_NIGHT 0x0009
#define COMM_SCENE_MODE_AGAINST_LIGHT 0x000a
#define COMM_SCENE_MODE_FIRE 0x000b
#define COMM_SCENE_MODE_TEXT 0x000c
#define COMM_SCENE_MODE_CANDLE 0x000d
#define COMM_AE_AUTO_BRACKET 0x0b14
#define COMM_AE_AUTO_BRAKET_EV05 0x0080
#define COMM_AE_AUTO_BRAKET_EV10 0x0100
#define COMM_AE_AUTO_BRAKET_EV15 0x0180
#define COMM_AE_AUTO_BRAKET_EV20 0x0200
#define COMM_SENSOR_STREAMING 0x090a
#define COMM_SENSOR_STREAMING_OFF 0x0000
#define COMM_SENSOR_STREAMING_ON 0x0001
#define COMM_AWB_MODE 0x0d02
#define COMM_AWB_MODE_INCANDESCENT 0x0000
#define COMM_AWB_MODE_FLUORESCENT1 0x0001
#define COMM_AWB_MODE_FLUORESCENT2 0x0002
#define COMM_AWB_MODE_DAYLIGHT 0x0003
#define COMM_AWB_MODE_CLOUDY 0x0004
#define COMM_AWB_MODE_AUTO 0x0005
#define COMM_AWB_CON 0x0d00
#define COMM_AWB_STOP 0x0000 /* lock */
#define COMM_AWB_START 0x0001 /* unlock */
#define COMM_FW_UPDATE 0x0906
#define COMM_FW_UPDATE_NOT_READY 0x0000
#define COMM_FW_UPDATE_SUCCESS 0x0005
#define COMM_FW_UPDATE_FAIL 0x0007
#define COMM_FW_UPDATE_BUSY 0xffff
#define S5C73M3_MAX_SUPPLIES 6
#define S5C73M3_DEFAULT_MCLK_FREQ 24000000U
struct s5c73m3_ctrls {
struct v4l2_ctrl_handler handler;
struct {
/* exposure/exposure bias cluster */
struct v4l2_ctrl *auto_exposure;
struct v4l2_ctrl *exposure_bias;
struct v4l2_ctrl *exposure_metering;
};
struct {
/* iso/auto iso cluster */
struct v4l2_ctrl *auto_iso;
struct v4l2_ctrl *iso;
};
struct v4l2_ctrl *auto_wb;
struct {
/* continuous auto focus/auto focus cluster */
struct v4l2_ctrl *focus_auto;
struct v4l2_ctrl *af_start;
struct v4l2_ctrl *af_stop;
struct v4l2_ctrl *af_status;
struct v4l2_ctrl *af_distance;
};
struct v4l2_ctrl *aaa_lock;
struct v4l2_ctrl *colorfx;
struct v4l2_ctrl *contrast;
struct v4l2_ctrl *saturation;
struct v4l2_ctrl *sharpness;
struct v4l2_ctrl *zoom;
struct v4l2_ctrl *wdr;
struct v4l2_ctrl *stabilization;
struct v4l2_ctrl *jpeg_quality;
struct v4l2_ctrl *scene_mode;
};
enum s5c73m3_gpio_id {
STBY,
RST,
GPIO_NUM,
};
enum s5c73m3_resolution_types {
RES_ISP,
RES_JPEG,
};
struct s5c73m3_interval {
u16 fps_reg;
struct v4l2_fract interval;
/* Maximum rectangle for the interval */
struct v4l2_frmsize_discrete size;
};
struct s5c73m3 {
struct v4l2_subdev sensor_sd;
struct media_pad sensor_pads[S5C73M3_NUM_PADS];
struct v4l2_subdev oif_sd;
struct media_pad oif_pads[OIF_NUM_PADS];
struct spi_driver spidrv;
struct spi_device *spi_dev;
struct i2c_client *i2c_client;
u32 i2c_write_address;
u32 i2c_read_address;
struct regulator_bulk_data supplies[S5C73M3_MAX_SUPPLIES];
struct s5c73m3_gpio gpio[GPIO_NUM];
struct clk *clock;
/* External master clock frequency */
u32 mclk_frequency;
/* Video bus type - MIPI-CSI2/parallel */
enum v4l2_mbus_type bus_type;
const struct s5c73m3_frame_size *sensor_pix_size[2];
const struct s5c73m3_frame_size *oif_pix_size[2];
enum v4l2_mbus_pixelcode mbus_code;
const struct s5c73m3_interval *fiv;
struct v4l2_mbus_frame_desc frame_desc;
/* protects the struct members below */
struct mutex lock;
struct s5c73m3_ctrls ctrls;
u8 streaming:1;
u8 apply_fmt:1;
u8 apply_fiv:1;
u8 isp_ready:1;
short power;
char sensor_fw[S5C73M3_SENSOR_FW_LEN + 2];
char sensor_type[S5C73M3_SENSOR_TYPE_LEN + 2];
char fw_file_version[2];
unsigned int fw_size;
};
struct s5c73m3_frame_size {
u32 width;
u32 height;
u8 reg_val;
};
extern int s5c73m3_dbg;
int s5c73m3_register_spi_driver(struct s5c73m3 *state);
void s5c73m3_unregister_spi_driver(struct s5c73m3 *state);
int s5c73m3_spi_write(struct s5c73m3 *state, const void *addr,
const unsigned int len, const unsigned int tx_size);
int s5c73m3_spi_read(struct s5c73m3 *state, void *addr,
const unsigned int len, const unsigned int tx_size);
int s5c73m3_read(struct s5c73m3 *state, u32 addr, u16 *data);
int s5c73m3_write(struct s5c73m3 *state, u32 addr, u16 data);
int s5c73m3_isp_command(struct s5c73m3 *state, u16 command, u16 data);
int s5c73m3_init_controls(struct s5c73m3 *state);
static inline struct v4l2_subdev *ctrl_to_sensor_sd(struct v4l2_ctrl *ctrl)
{
return &container_of(ctrl->handler, struct s5c73m3,
ctrls.handler)->sensor_sd;
}
static inline struct s5c73m3 *sensor_sd_to_s5c73m3(struct v4l2_subdev *sd)
{
return container_of(sd, struct s5c73m3, sensor_sd);
}
static inline struct s5c73m3 *oif_sd_to_s5c73m3(struct v4l2_subdev *sd)
{
return container_of(sd, struct s5c73m3, oif_sd);
}
#endif /* S5C73M3_H_ */