[media] V4L: Add S5C73M3 camera driver
Add driver for S5C73M3 image sensor. The driver exposes the sensor as
two subdevs: pure sensor and output interface. Two subdev architecture
supports interleaved UYVY/JPEG image format with separate frame size
for both sub-formats, there is a spearate pad for each sub-format.
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/i2c/s5c73m3/s5c73m3.h b/drivers/media/i2c/s5c73m3/s5c73m3.h
new file mode 100644
index 0000000..9d2c086
--- /dev/null
+++ b/drivers/media/i2c/s5c73m3/s5c73m3.h
@@ -0,0 +1,459 @@
+/*
+ * 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/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
+
+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];
+
+ /* External master clock frequency */
+ u32 mclk_frequency;
+ /* Video bus type - MIPI-CSI2/paralell */
+ 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_ */