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camera: uodate ov7675 sensor driver

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ddl 2011-08-04 16:59:57 +08:00
parent 711063a9ad
commit eec09ae409
1 changed files with 34 additions and 39 deletions
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73
drivers/media/video/ov7675.c
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@ -144,7 +144,7 @@ static struct reginfo sensor_init_data[] =
{0x0e, 0x61},
{0x0f, 0x4b},
{0x16, 0x02},
{0x1e, 0x07}, //0x27
{0x1e, 0x17}, //0x07//0x27
{0x21, 0x02},
{0x22, 0x91},
{0x29, 0x07},
@ -181,22 +181,22 @@ static struct reginfo sensor_init_data[] =
{0x66, 0x05},
{0x94, 0x10},
{0x95, 0x12},
{0x7a, 0x24},
{0x7b, 0x04},
{0x7c, 0x07},
{0x7d, 0x12},
{0x7e, 0x2f},
{0x7f, 0x3f},
{0x80, 0x4d},
{0x81, 0x5a},
{0x82, 0x69},
{0x83, 0x74},
{0x84, 0x7f},
{0x85, 0x91},
{0x86, 0x9e},
{0x87, 0xbb},
{0x88, 0xd2},
{0x89, 0xe5},
{0x7a, 0x20},// {0x7a, 0x24},
{0x7b, 0x16},// {0x7b, 0x04},
{0x7c, 0x23},// {0x7c, 0x07},
{0x7d, 0x3c},// {0x7d, 0x12},
{0x7e, 0x5c},// {0x7e, 0x2f},
{0x7f, 0x69},// {0x7f, 0x3f},
{0x80, 0x75},// {0x80, 0x4d},
{0x81, 0x7e},// {0x81, 0x5a},
{0x82, 0x88},// {0x82, 0x69},
{0x83, 0x8f},// {0x83, 0x74},
{0x84, 0x96},// {0x84, 0x7f},
{0x85, 0xa3},// {0x85, 0x91},
{0x86, 0xaf},// {0x86, 0x9e},
{0x87, 0xc4},// {0x87, 0xbb},
{0x88, 0xd7},// {0x88, 0xd2},
{0x89, 0xe8},// {0x89, 0xe5},
{0x43, 0x0a},
{0x44, 0xf0},
{0x45, 0x34},
@ -228,7 +228,7 @@ static struct reginfo sensor_init_data[] =
{0x75, 0x63},
{0x76, 0xe1},
{0x4c, 0x00},
{0x77, 0x01},
{0x77, 0x04},//0x01
{0x4b, 0x09},
{0xc9, 0x60},
{0x41, 0x38},
@ -1214,7 +1214,7 @@ static int sensor_write(struct i2c_client *client, u8 reg, u8 val)
while ((cnt-- > 0) && (err < 0)) { /* ddl@rock-chips.com : Transfer again if transent is failed */
err = i2c_transfer(client->adapter, msg, 1);
udelay(50);
if (err >= 0) {
return 0;
} else {
@ -1230,13 +1230,10 @@ static int sensor_write(struct i2c_client *client, u8 reg, u8 val)
static int sensor_read(struct i2c_client *client, u8 reg, u8 *val)
{
int err,cnt;
//u8 buf[2];
u8 buf[1];
struct i2c_msg msg[2];
//buf[0] = reg >> 8;
buf[0] = reg;
buf[1] = reg & 0xFF;
msg[0].addr = client->addr;
msg[0].flags = client->flags;
@ -1270,7 +1267,6 @@ static int sensor_read(struct i2c_client *client, u8 reg, u8 *val)
}
/* write a array of registers */
#if 1
static int sensor_write_array(struct i2c_client *client, struct reginfo *regarray)
{
int err = 0, cnt;
@ -1311,27 +1307,24 @@ static int sensor_write_array(struct i2c_client *client, struct reginfo *regarra
sensor_task_lock(client,0);
return err;
}
#else
static int sensor_write_array(struct i2c_client *client, struct reginfo *regarray)
static int sensor_readchk_array(struct i2c_client *client, struct reginfo *regarray)
{
int err;
int cnt;
int i = 0;
u8 val_read;
char valchk;
cnt = 0;
valchk = 0;
while (regarray[i].reg != 0)
{
err = sensor_write(client, regarray[i].reg, regarray[i].val);
if (err != 0)
{
SENSOR_TR("%s..write failed current i = %d\n", SENSOR_NAME_STRING(),i);
return err;
}
err = sensor_read(client, regarray[i].reg, &val_read);
SENSOR_TR("%s..reg[0x%x]=0x%x,0x%x\n", SENSOR_NAME_STRING(),regarray[i].reg, val_read, regarray[i].val);
sensor_read(client, regarray[i].reg, &valchk);
if (valchk != regarray[i].val)
SENSOR_TR("%s Reg:0x%x read(0x%x, 0x%x) error\n",SENSOR_NAME_STRING(), regarray[i].reg, regarray[i].val, valchk);
i++;
}
return 0;
}
#endif
static int sensor_ioctrl(struct soc_camera_device *icd,enum rk29sensor_power_cmd cmd, int on)
{
struct soc_camera_link *icl = to_soc_camera_link(icd);
@ -1343,10 +1336,12 @@ static int sensor_ioctrl(struct soc_camera_device *icd,enum rk29sensor_power_cmd
case Sensor_PowerDown:
{
if (icl->powerdown) {
if (on == 0)
mdelay(1);
ret = icl->powerdown(icd->pdev, on);
if (ret == RK29_CAM_IO_SUCCESS) {
if (on == 0) {
mdelay(2);
mdelay(20);
if (icl->reset)
icl->reset(icd->pdev);
}
@ -1678,7 +1673,7 @@ static int sensor_s_fmt(struct v4l2_subdev *sd, struct v4l2_format *f)
}
else if (((set_w <= 1280) && (set_h <= 1024)) && sensor_sxga[0].reg)
{
winseqe_set_addr = sensor_sxga;
winseqe_set_addr = sensor_vga; //sensor_sxga;
set_w = 1280;
set_h = 1024;
}