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/*
* ar0521.h - ar0521 sensor mode tables
*
* Copyright (c) 2018-2019, e-con Systems, All Rights Reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __AR0521_TABLES__
#define __AR0521_TABLES__
#define AR0521_XCLK_MIN 6000000
#define AR0521_XCLK_MAX 24000000
#define ar0521_reg struct reg_16
#define AR0521_TABLE_WAIT_MS 0
#define AR0521_TABLE_END 1
#define AR0521_WAIT_MS 10
#define AR0521_DEFAULT_MODE 0
#define AR0521_DEFAULT_WIDTH 640
#define AR0521_DEFAULT_HEIGHT 480
#define AR0521_MAX_FORMAT_SUPPORTED 1
#define AR0521_DEFAULT_FPS 120
#define AR0521_DEFAULT_DATAFMT MEDIA_BUS_FMT_UYVY8_2X8
#define AR0521_DEFAULT_COLORSPACE V4L2_COLORSPACE_SRGB
////////////////////////////////////////////////////////////////////////////////////////////
/* Defines related to MCU */
#define CMD_SIGNATURE 0x43
#define TX_LEN_PKT 5
#define RX_LEN_PKT 6
#define HEADER_FOOTER_SIZE 4
#define CMD_STATUS_MSG_LEN 7
#define VERSION_SIZE 32
#define VERSION_FILE_OFFSET 100
#define MCU_CMD_STATUS_SUCCESS 0x0000
#define MCU_CMD_STATUS_PENDING 0xF000
#define MCU_CMD_STATUS_ISP_PWDN 0x0FF0
#define MCU_CMD_STATUS_ISP_UNINIT 0x0FF1
#define MAX_NUM_FRATES 10
#define MAX_CTRL_DATA_LEN 100
#define MAX_CTRL_UI_STRING_LEN 32
typedef enum _errno {
ERRCODE_SUCCESS = 0x00,
ERRCODE_BUSY = 0x01,
ERRCODE_INVAL = 0x02,
ERRCODE_PERM = 0x03,
ERRCODE_NODEV = 0x04,
ERRCODE_IO = 0x05,
ERRCODE_HW_SPEC = 0x06,
ERRCODE_AGAIN = 0x07,
ERRCODE_ALREADY = 0x08,
ERRCODE_NOTIMPL = 0x09,
ERRCODE_RANGE = 0x0A,
/* Reserved 0x0B - 0xFE */
ERRCODE_UNKNOWN = 0xFF,
} RETCODE;
typedef enum _cmd_id {
CMD_ID_VERSION = 0x00,
CMD_ID_GET_SENSOR_ID = 0x01,
CMD_ID_GET_STREAM_INFO = 0x02,
CMD_ID_GET_CTRL_INFO = 0x03,
CMD_ID_INIT_CAM = 0x04,
CMD_ID_GET_STATUS = 0x05,
CMD_ID_DE_INIT_CAM = 0x06,
CMD_ID_STREAM_ON = 0x07,
CMD_ID_STREAM_OFF = 0x08,
CMD_ID_STREAM_CONFIG = 0x09,
CMD_ID_GET_CTRL_UI_INFO = 0x0A,
/* Reserved 0x0B to 0x0F */
CMD_ID_GET_CTRL = 0x10,
CMD_ID_SET_CTRL = 0x11,
/* Reserved 0x12, 0x13 */
CMD_ID_FW_UPDT = 0x14,
CMD_ID_ISP_PDOWN = 0x15,
CMD_ID_ISP_PUP = 0x16,
/* Reserved - 0x17 to 0xFE (except 0x43) */
CMD_ID_LANE_CONFIG = 0x17,
CMD_ID_MIPI_CLK_CONFIG = 0x18,
CMD_ID_UNKNOWN = 0xFF,
} HOST_CMD_ID;
enum {
FRAME_RATE_DISCRETE = 0x01,
FRAME_RATE_CONTINOUS = 0x02,
};
enum {
CTRL_STANDARD = 0x01,
CTRL_EXTENDED = 0x02,
};
enum {
/* 0x01 - Integer (32bit)
0x02 - Long Int (64 bit)
0x03 - String
0x04 - Pointer to a 1-Byte Array
0x05 - Pointer to a 2-Byte Array
0x06 - Pointer to a 4-Byte Array
0x07 - Pointer to Generic Data (custom Array)
*/
EXT_CTRL_TYPE_INTEGER = 0x01,
EXT_CTRL_TYPE_LONG = 0x02,
EXT_CTRL_TYPE_STRING = 0x03,
EXT_CTRL_TYPE_PTR8 = 0x04,
EXT_CTRL_TYPE_PTR16 = 0x05,
EXT_CTRL_TYPE_PTR32 = 0x06,
EXT_CTRL_TYPE_VOID = 0x07,
};
/* Stream and Control Info Struct */
typedef struct _isp_stream_info {
uint32_t fmt_fourcc;
uint16_t width;
uint16_t height;
uint8_t frame_rate_type;
union {
struct {
uint16_t frame_rate_num;
uint16_t frame_rate_denom;
} disc;
struct {
uint16_t frame_rate_min_num;
uint16_t frame_rate_min_denom;
uint16_t frame_rate_max_num;
uint16_t frame_rate_max_denom;
uint16_t frame_rate_step_num;
uint16_t frame_rate_step_denom;
} cont;
} frame_rate;
} ISP_STREAM_INFO;
typedef struct _isp_ctrl_ui_info {
struct {
char ctrl_name[MAX_CTRL_UI_STRING_LEN];
uint8_t ctrl_ui_type;
uint8_t ctrl_ui_flags;
} ctrl_ui_info;
/* This Struct is valid only if ctrl_ui_type = 0x03 */
struct {
uint8_t num_menu_elem;
char **menu;
} ctrl_menu_info;
} ISP_CTRL_UI_INFO;
typedef struct _isp_ctrl_info_std {
uint32_t ctrl_id;
uint8_t ctrl_type;
uint8_t mcu_ctrl_index;
union {
struct {
int32_t ctrl_min;
int32_t ctrl_max;
int32_t ctrl_def;
int32_t ctrl_step;
} std;
struct {
uint8_t val_type;
uint32_t val_length;
// This size may vary according to ctrl types
uint8_t val_data[MAX_CTRL_DATA_LEN];
} ext;
} ctrl_data;
ISP_CTRL_UI_INFO ctrl_ui_data;
} ISP_CTRL_INFO;
struct ar0521 {
int numctrls;
struct v4l2_subdev subdev;
struct i2c_client *i2c_client;
uint16_t frate_index;
struct media_pad pads[1];
u32 mclk;
u8 mclk_source;
struct clk *sensor_clk;
int csi;
/*
* Format related data
*/
struct v4l2_pix_format pix;
struct ar0521_datafmt {
u32 code;
enum v4l2_colorspace colorspace;
} fmt;
struct v4l2_captureparm streamcap;
bool on;
int num_frm_fmts;
/*
* Array of Camera framesizes
*
* Moved from global
*/
struct mcu_frmfmt {
struct v4l2_frmsize_discrete size;
unsigned int * framerates;
int num_framerates;
int mode;
} *mcu_cam_frmfmt;
int power_on;
uint16_t mipi_lane_config;
uint16_t mipi_clk_config;
struct v4l2_ctrl *ctrls[];
};
static ISP_STREAM_INFO *stream_info = NULL;
static ISP_CTRL_INFO *mcu_ctrl_info = NULL;
/* Total formats */
static int num_ctrls = 0;
static int *streamdb;
static uint32_t *ctrldb;
/* Mutex for I2C lock */
DEFINE_MUTEX(mcu_i2c_mutex);
static int ar0521_read(struct i2c_client *client, u8 * val, u32 count);
static int ar0521_write(struct i2c_client *client, u8 * val, u32 count);
static int ar0521_s_parm(struct v4l2_subdev *sd, struct v4l2_streamparm *param);
static int ar0521_s_power(struct v4l2_subdev *sd, int on);
/*
* MCU related functions
*/
static int mcu_get_fw_version(struct i2c_client *client, unsigned char * fw_version);
static int mcu_verify_fw_version(const unsigned char *const fw_version);
static int mcu_count_or_list_fmts(struct i2c_client *client, ISP_STREAM_INFO *stream_info, int *frm_fmt_size);
static int mcu_count_or_list_ctrls(struct i2c_client *client,
ISP_CTRL_INFO * mcu_ctrl_info, int *numctrls);
static int mcu_get_sensor_id(struct i2c_client *client, uint16_t * sensor_id);
static int mcu_get_cmd_status(struct i2c_client *client, uint8_t * cmd_id,
uint16_t * cmd_status, uint8_t * ret_code);
static int mcu_isp_init(struct i2c_client *client);
static int mcu_stream_config(struct i2c_client *client, uint32_t format,
int mode, int frate_index);
static int mcu_set_ctrl(struct i2c_client *client, uint32_t ctrl_id,
uint8_t ctrl_type, int32_t curr_val);
static int mcu_get_ctrl(struct i2c_client *client, uint32_t ctrl_id,
uint8_t * ctrl_type, int32_t * curr_val);
static int mcu_get_ctrl_ui(struct i2c_client *client,
ISP_CTRL_INFO * mcu_ui_info, int index);
static int mcu_fw_update(struct i2c_client *client, unsigned char *txt_fw_version);
static int mcu_isp_power_down(struct i2c_client *client);
static int mcu_isp_power_wakeup(struct i2c_client *client);
#endif /* __AR0521_TABLES__ */
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