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Add support for RAW-MIPI-IMX462M and RAW-MIPI-AR0234M
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xumm committed Aug 31, 2023
1 parent 5a1c897 commit 96f69ba
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Showing 5 changed files with 215 additions and 53 deletions.
142 changes: 103 additions & 39 deletions linux/drivers/rk358x/cam_drv_src/veye_mvcam.c
View file
Expand Up @@ -28,8 +28,11 @@
#include <media/v4l2-subdev.h>
#include <linux/pinctrl/consumer.h>
#include <linux/of_gpio.h>

#define DRIVER_VERSION KERNEL_VERSION(1, 0x01, 0x03)
/*
versionlog: v.1.1.04 -20230830
add support for RAW_MIPI_IMX462M and RAW_MIPI_AR0234M
*/
#define DRIVER_VERSION KERNEL_VERSION(1, 0x01, 0x04)


#define mvcam_NAME "mvcam"
Expand Down Expand Up @@ -85,7 +88,7 @@ struct mvcam_mode {
u32 height;
};

static const s64 link_freq_menu_items[] = {
static s64 link_freq_menu_items[] = {
MVCAM_DEFAULT_LINK_FREQ,
};

Expand Down Expand Up @@ -113,6 +116,8 @@ struct mvcam {
u32 cur_fps;
u32 h_flip;
u32 v_flip;
u32 lane_num;
u32 mipi_datarate;

struct v4l2_ctrl_handler ctrl_handler;
struct v4l2_ctrl *ctrls[MVCAM_MAX_CTRLS];
Expand All @@ -132,7 +137,7 @@ struct mvcam {
const char *module_facing;
const char *module_name;
const char *len_name;
u32 lane_data_num;

};


Expand Down Expand Up @@ -541,7 +546,7 @@ static int mvcam_g_mbus_config(struct v4l2_subdev *sd, unsigned int pad_id,
{
u32 val = 0;
struct mvcam *mvcam = to_mvcam(sd);
val = 1 << (mvcam->lane_data_num - 1) |
val = 1 << (mvcam->lane_num - 1) |
V4L2_MBUS_CSI2_CHANNEL_0 |
V4L2_MBUS_CSI2_CONTINUOUS_CLOCK;
config->type = V4L2_MBUS_CSI2_DPHY;
Expand Down Expand Up @@ -1019,6 +1024,31 @@ VEYE_TRACE
return -ENODEV;
}

static void mvcam_get_mipifeature(struct mvcam *mvcam)
{
u32 lane_num;
u32 mipi_datarate;
struct i2c_client *client = mvcam->client;
mvcam_read(client, Lane_Num, &lane_num);
if(lane_num == 4){
mvcam->lane_num = 4;
}else{
mvcam->lane_num = 2;
}

mvcam_read(client, MIPI_DataRate, &mipi_datarate);
if(mipi_datarate == 0xFFFFFFFF)
mipi_datarate = MVCAM_DEFAULT_MIPI_DATARATE;
else
mipi_datarate *=1000;//register value is kbps

mvcam->mipi_datarate = mipi_datarate;

link_freq_menu_items[0] = mvcam->mipi_datarate>>1;//hz is half of datarate
dev_info(&client->dev, "%s: lane num %d, datarate %d bps\n",
__func__, mvcam->lane_num,mvcam->mipi_datarate);
return;
}
/* Start streaming */
static int mvcam_start_streaming(struct mvcam *mvcam)
{
Expand Down Expand Up @@ -1360,6 +1390,14 @@ static int mvcam_identify_module(struct mvcam * mvcam)
mvcam->model_id = device_id;
dev_info(&client->dev, "camera is: MV_MIPI_IMX287M\n");
break;
case RAW_MIPI_IMX462M:
mvcam->model_id = device_id;
dev_info(&client->dev, "camera is: RAW_MIPI_IMX462M\n");
break;
case RAW_MIPI_AR0234M:
mvcam->model_id = device_id;
dev_info(&client->dev, "camera is: RAW_MIPI_AR0234M\n");
break;
default:
dev_err(&client->dev, "camera id do not support: %x \n",device_id);
return -EIO;
Expand Down Expand Up @@ -1406,26 +1444,18 @@ static void free_gpio(struct mvcam *mvcam)
// if (!IS_ERR(mvcam->mipi_pwr_gpio))
// gpio_free(desc_to_gpio(mvcam->mipi_pwr_gpio));
}
static int mvcam_probe(struct i2c_client *client,
const struct i2c_device_id *id)

static int mvcam_check_hwcfg(struct device *dev)
{
struct device *dev = &client->dev;

int ret;
struct i2c_client *client = to_i2c_client(dev);
struct v4l2_subdev *sd = i2c_get_clientdata(client);
struct mvcam *mvcam = to_mvcam(sd);

struct device_node *node = dev->of_node;
struct device_node *endpoint_node = NULL;
struct v4l2_fwnode_endpoint vep = {0};
struct mvcam *mvcam;
char facing[2];
int ret;

dev_info(dev, "veye mv series camera driver version: %02x.%02x.%02x\n",
DRIVER_VERSION >> 16,
(DRIVER_VERSION & 0xff00) >> 8,
DRIVER_VERSION & 0x00ff);
mvcam = devm_kzalloc(&client->dev, sizeof(struct mvcam), GFP_KERNEL);
if (!mvcam)
return -ENOMEM;


ret = of_property_read_u32(node, RKMODULE_CAMERA_MODULE_INDEX,
&mvcam->module_index);
ret |= of_property_read_string(node, RKMODULE_CAMERA_MODULE_FACING,
Expand All @@ -1439,35 +1469,59 @@ static int mvcam_probe(struct i2c_client *client,
return -EINVAL;
}

/* Initialize subdev */
v4l2_i2c_subdev_init(&mvcam->sd, client, &mvcam_subdev_ops);
mvcam->client = client;

mvcam->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH);
if (IS_ERR(mvcam->reset_gpio)) {
dev_info(dev, "Failed to get reset-gpios, maybe no use\n");
}

mvcam->pwdn_gpio = devm_gpiod_get(dev, "pwdn", GPIOD_OUT_HIGH);
if (IS_ERR(mvcam->pwdn_gpio)) {
dev_info(dev, "Failed to get pwdn-gpios, maybe no use\n");
}

endpoint_node = of_find_node_by_name(node,"endpoint");
if(endpoint_node != NULL){
//printk("mvcam get endpoint node success\n");
ret=v4l2_fwnode_endpoint_parse(&endpoint_node->fwnode, &vep);
if(ret){
dev_info(dev, "Failed to get mvcam endpoint data lanes, set a default value\n");
mvcam->lane_data_num = 2;
dev_info(dev, "Failed to get mvcam endpoint data lanes, set use lane num from camera %d\n",mvcam->lane_num);
}else{
dev_info(dev, "Success to get mvcam endpoint data lanes, dts uses %d lanes\n", vep.bus.mipi_csi2.num_data_lanes);
mvcam->lane_data_num = vep.bus.mipi_csi2.num_data_lanes;
/* Check the number of MIPI CSI2 data lanes */
if (vep.bus.mipi_csi2.num_data_lanes != mvcam->lane_num) {
dev_err(dev, "dts lane num %d mismatch camera data lane num %d\n",vep.bus.mipi_csi2.num_data_lanes,mvcam->lane_num);
return -ENOENT;
}
}

}else{
dev_info(dev,"mvcam get endpoint node failed\n");
return -ENOENT;
}
return 0;
}
static int mvcam_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
struct device *dev = &client->dev;


struct mvcam *mvcam;
char facing[2];
int ret;

dev_info(dev, "veye mv series camera driver version: %02x.%02x.%02x\n",
DRIVER_VERSION >> 16,
(DRIVER_VERSION & 0xff00) >> 8,
DRIVER_VERSION & 0x00ff);
mvcam = devm_kzalloc(&client->dev, sizeof(struct mvcam), GFP_KERNEL);
if (!mvcam)
return -ENOMEM;

/* Initialize subdev */
v4l2_i2c_subdev_init(&mvcam->sd, client, &mvcam_subdev_ops);
mvcam->client = client;

mvcam->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH);
if (IS_ERR(mvcam->reset_gpio)) {
dev_info(dev, "Failed to get reset-gpios, maybe no use\n");
}

mvcam->pwdn_gpio = devm_gpiod_get(dev, "pwdn", GPIOD_OUT_HIGH);
if (IS_ERR(mvcam->pwdn_gpio)) {
dev_info(dev, "Failed to get pwdn-gpios, maybe no use\n");
}

mutex_init(&mvcam->mutex);

ret = mvcam_power_on(dev);
Expand All @@ -1484,7 +1538,11 @@ static int mvcam_probe(struct i2c_client *client,
ret = -ENODEV;
goto error_power_off;
}

mvcam_get_mipifeature(mvcam);
/* Check the hardware configuration in device tree */
if(mvcam_check_hwcfg(dev))
goto error_power_off;

mvcam_read(client, Sensor_Width, &mvcam->max_width);
mvcam_read(client, Sensor_Height, &mvcam->max_height);
if(mvcam->model_id == MV_MIPI_IMX178M){
Expand All @@ -1508,6 +1566,12 @@ static int mvcam_probe(struct i2c_client *client,
}else if(mvcam->model_id == MV_MIPI_IMX287M){
mvcam->min_width = MV_IMX287M_ROI_W_MIN;
mvcam->min_height = MV_IMX287M_ROI_H_MIN;
}else if(mvcam->model_id == RAW_MIPI_IMX462M){
mvcam->min_width = RAW_IMX462M_ROI_W_MIN;
mvcam->min_height = RAW_IMX462M_ROI_H_MIN;
}else if(mvcam->model_id == RAW_MIPI_AR0234M){
mvcam->min_width = RAW_AR0234M_ROI_W_MIN;
mvcam->min_height = RAW_AR0234M_ROI_H_MIN;
}
v4l2_dbg(1, debug, mvcam->client, "%s: max width %d; max height %d\n",
__func__, mvcam->max_width,mvcam->max_height);
Expand Down
20 changes: 15 additions & 5 deletions linux/drivers/rk358x/cam_drv_src/veye_mvcam.h
View file
Expand Up @@ -43,6 +43,7 @@
#define User_define_zone1 0x440
#define User_define_zone2 0x444
#define User_define_zone3 0x448
#define Slave_mode 0x460

#define Test_Image_Selector 0x800
#define Pixel_Format 0x804
Expand All @@ -58,7 +59,9 @@
#define Data_shift 0x82C
#define Black_Level 0x830
#define ReadOut_Mode 0x834

#define Lane_Num 0x83C
#define MIPI_DataRate 0x840

#define ISP_module_ctrl 0xC00
#define Exposure_Mode 0xC04
#define Target_Brightness 0xC08
Expand Down Expand Up @@ -141,14 +144,17 @@ enum enum_TriggerSrc{
#define MV_MIPI_SC130M 0x0130
#define MV_MIPI_IMX265M 0x0265
#define MV_MIPI_IMX264M 0x0264
#define RAW_MIPI_SC132M 0x8132
#define MV_MIPI_IMX287M 0x0287
#define RAW_MIPI_SC132M 0x8132
#define RAW_MIPI_IMX462M 0x8462
#define RAW_MIPI_AR0234M 0x8234

#define MV_CAM_PIXEL_RATE 750000000 //750M
/* MV mipi datarate is 1.5Gbps */
#define MVCAM_DEFAULT_MIPI_DATARATE 1500000000
/* MV mipi clk is 742.5Mhz */
#define MVCAM_DEFAULT_LINK_FREQ 742500000
/*RAW mipi clk is 559Mhz */
#define RAWCAM_DEFAULT_LINK_FREQ 559000000
//pixel_rate = link_freq * 2 * nr_of_lanes / bits_per_sample
#define MV_CAM_PIXEL_RATE 750000000 //1.5Gbps*2*2/8=750M

#define MV_CAM_DEF_FPS 22U

Expand All @@ -166,6 +172,10 @@ enum enum_TriggerSrc{
#define RAW_SC132M_ROI_H_MIN 64U
#define MV_IMX287M_ROI_W_MIN 264U
#define MV_IMX287M_ROI_H_MIN 64U
#define RAW_IMX462M_ROI_W_MIN 368U
#define RAW_IMX462M_ROI_H_MIN 304U
#define RAW_AR0234M_ROI_W_MIN 64U
#define RAW_AR0234M_ROI_H_MIN 64U

#define MV_CAM_ROI_W_ALIGN 8U
#define MV_CAM_ROI_H_ALIGN 4U
Expand Down
1 change: 1 addition & 0 deletions linux/drivers/rk358x/cam_drv_src/veyecam2m.c
View file
Expand Up @@ -512,6 +512,7 @@ static long veyecam2m_compat_ioctl32(struct v4l2_subdev *sd,
ret = -EFAULT;
}
kfree(ch_info);
break;
default:
ret = -ENOIOCTLCMD;
break;
Expand Down

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