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Optimize ov2655 initialization

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ddl
2010-08-02 11:05:36 +08:00
parent 28704e4899
commit 6cb7cf1f8e
1 changed files with 233 additions and 35 deletions
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268
drivers/media/video/ov2655.c
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@@ -33,6 +33,7 @@ struct reginfo
/* init 800X600 SVGA */
static struct reginfo ov2655_init_data[] =
{
#if 0
{0x308c, 0x80},
{0x308d, 0x0e},
{0x360b, 0x00},
@@ -254,6 +255,229 @@ static struct reginfo ov2655_init_data[] =
{0x3086, 0x00},
{0x0, 0x0}, //end flag
#else
{0x308c, 0x80},
{0x308d, 0x0e},
{0x360b, 0x00},
{0x30b0, 0xff},
{0x30b1, 0xff},
{0x30b2, 0x24},
{0x300e, 0x34},
{0x300f, 0xa6},
{0x3010, 0x81},
{0x3082, 0x01},
{0x30f4, 0x01},
{0x3090, 0x3b},//0x33},
{0x3091, 0xc0},
{0x30ac, 0x42},
{0x30d1, 0x08},
{0x30a8, 0x56},
{0x3015, 0x03},
{0x3093, 0x00},
{0x307e, 0xe5},
{0x3079, 0x00},
{0x30aa, 0x42},
{0x3017, 0x40},
{0x30f3, 0x82},
{0x306a, 0x0c},
{0x306d, 0x00},
{0x336a, 0x3c},
{0x3076, 0x6a},
{0x30d9, 0x8c},
{0x3016, 0x82},
{0x3601, 0x30},
{0x304e, 0x88},
{0x30f1, 0x82},
{0x306f, 0x14},
{0x3012, 0x10},
{0x3011, 0x01},
{0x302a, 0x02},
{0x302b, 0xE6},
{0x3028, 0x07},
{0x3029, 0x93},
{0x3391, 0x06},
{0x3394, 0x38},
{0x3395, 0x38},
{0x3015, 0x02},
{0x302d, 0x00},
{0x302e, 0x00},
{0x3013, 0xf7},
{0x3018, 0x80},
{0x3019, 0x70},
{0x301a, 0xd4},
{0x30af, 0x00},
{0x3048, 0x1f},
{0x3049, 0x4e},
{0x304a, 0x20},
{0x304f, 0x20},
{0x304b, 0x02},
{0x304c, 0x00},
{0x304d, 0x02},
{0x304f, 0x20},
{0x30a3, 0x10},
{0x3013, 0xf7},
{0x3014, 0x84},
{0x3071, 0x00},
{0x3070, 0x5d},
{0x3073, 0x00},
{0x3072, 0x5d},
{0x301c, 0x07},
{0x301d, 0x07},
{0x304d, 0x42},
{0x304a, 0x40},
{0x304f, 0x40},
{0x3095, 0x07},
{0x3096, 0x16},
{0x3097, 0x1d},
{0x3020, 0x01},
{0x3021, 0x18},
{0x3022, 0x00},
{0x3023, 0x06},
{0x3024, 0x06},
{0x3025, 0x58},
{0x3026, 0x02},
{0x3027, 0x61},
{0x3088, 0x01},
{0x3089, 0x68},
{0x308a, 0x01},
{0x308b, 0x20},
{0x3316, 0x64},
{0x3317, 0x25},
{0x3318, 0x80},
{0x3319, 0x08},
{0x331a, 0x16},
{0x331b, 0x12},
{0x331c, 0x08},
{0x331d, 0x38},
{0x3100, 0x00},
{0x3320, 0xfa},
{0x3321, 0x11},
{0x3322, 0x92},
{0x3323, 0x01},
{0x3324, 0x97},
{0x3325, 0x02},
{0x3326, 0xff},
{0x3327, 0x0c},
{0x3328, 0x10},
{0x3329, 0x10},
{0x332a, 0x58},
{0x332b, 0x56},
{0x332c, 0xbe},
{0x332d, 0xe1},
{0x332e, 0x3a},
{0x332f, 0x36},
{0x3330, 0x4d},
{0x3331, 0x44},
{0x3332, 0xf8},
{0x3333, 0x0a},
{0x3334, 0xf0},
{0x3335, 0xf0},
{0x3336, 0xf0},
{0x3337, 0x40},
{0x3338, 0x40},
{0x3339, 0x40},
{0x333a, 0x00},
{0x333b, 0x00},
{0x3380, 0x28},
{0x3381, 0x48},
{0x3382, 0x10},
{0x3383, 0x22},
{0x3384, 0xc0},
{0x3385, 0xe2},
{0x3386, 0xe2},
{0x3387, 0xf2},
{0x3388, 0x10},
{0x3389, 0x98},
{0x338a, 0x00},
{0x3340, 0x04},
{0x3341, 0x07},
{0x3342, 0x19},
{0x3343, 0x34},
{0x3344, 0x4a},
{0x3345, 0x5a},
{0x3346, 0x67},
{0x3347, 0x71},
{0x3348, 0x7c},
{0x3349, 0x8c},
{0x334a, 0x9b},
{0x334b, 0xa9},
{0x334c, 0xc0},
{0x334d, 0xd5},
{0x334e, 0xe8},
{0x334f, 0x20},
{0x3350, 0x37},//0x33},
{0x3351, 0x27},//0x28},
{0x3352, 0x00},
{0x3353, 0x16},
{0x3354, 0x00},
{0x3355, 0x85},
{0x3356, 0x35},
{0x3357, 0x28},
{0x3358, 0x00},
{0x3359, 0x13},
{0x335a, 0x00},
{0x335b, 0x85},
{0x335c, 0x37},//0x34},
{0x335d, 0x28},
{0x335e, 0x00},
{0x335f, 0x13},
{0x3360, 0x00},
{0x3361, 0x85},
{0x3363, 0x70},
{0x3364, 0x7f},
{0x3365, 0x00},
{0x3366, 0x00},
{0x3362, 0x90},
{0x3301, 0xff},
{0x338B, 0x11},
{0x338c, 0x10},
{0x338d, 0x40},
{0x3370, 0xd0},
{0x3371, 0x00},
{0x3372, 0x00},
{0x3373, 0x30},
{0x3374, 0x10},
{0x3375, 0x10},
{0x3376, 0x04},
{0x3377, 0x00},
{0x3378, 0x04},
{0x3379, 0x80},
{0x3069, 0x84},
{0x307c, 0x13},//0x10},
{0x3087, 0x02},
{0x3300, 0xfc},
{0x3302, 0x11},
{0x3400, 0x02},
{0x3606, 0x20},
{0x3601, 0x30},
{0x30f3, 0x83},
{0x304e, 0x88},
{0x30aa, 0x72},
{0x30a3, 0x80},
{0x30a1, 0x41},
{0x3086, 0x0f},
{0x3086, 0x00},
{0x0, 0x0}, //end flag
#endif
};
@@ -794,7 +1018,7 @@ static int ov2655_write(struct i2c_client *client, u16 reg, u8 val)
msg->flags = client->flags;
msg->buf = buf;
msg->len = sizeof(buf);
msg->scl_rate = 100*1000; /* ddl@rock-chips.com : 100kHz */
msg->scl_rate = 400*1000; /* ddl@rock-chips.com : 100kHz */
msg->read_type = I2C_NORMAL;
cnt = 3;
@@ -806,6 +1030,7 @@ static int ov2655_write(struct i2c_client *client, u16 reg, u8 val)
if (err >= 0) {
return 0;
} else {
OV2655_TR("\n Write reg failed, write again!\n");
udelay(10);
}
}
@@ -827,7 +1052,7 @@ static int ov2655_read(struct i2c_client *client, u16 reg, u8 *val)
msg[0].flags = client->flags;
msg[0].buf = buf;
msg[0].len = sizeof(buf);
msg[0].scl_rate = 100*1000; /* ddl@rock-chips.com : 100kHz */
msg[0].scl_rate = 400*1000; /* ddl@rock-chips.com : 100kHz */
msg[0].read_type = I2C_NO_STOP; /* */
msg[1].addr = client->addr;
@@ -877,8 +1102,9 @@ static int ov2655_init(struct v4l2_subdev *sd, u32 val)
struct i2c_client *client = sd->priv;
struct soc_camera_device *icd = client->dev.platform_data;
struct ov2655 *ov2655 = to_ov2655(client);
int ret,pid=0;
char value;
int ret;
OV2655_TR("\n%s..%d.. *** ddl ***\n",__FUNCTION__,__LINE__);
/* soft reset */
ret = ov2655_write(client, 0x3012, 0x80);
@@ -888,35 +1114,7 @@ static int ov2655_init(struct v4l2_subdev *sd, u32 val)
return -ENODEV;
}
mdelay(5); //delay 5 microseconds
/* check if it is an ov2655 sensor */
ret = ov2655_read(client, 0x300a, &value);
if (ret != 0) {
OV2655_TR("read chip id high byte failed\n");
ret = -ENODEV;
goto OV2655_INIT_ERR;
}
pid |= (value << 8);
ret = ov2655_read(client, 0x300b, &value);
if (ret != 0) {
OV2655_TR("read chip id low byte failed\n");
ret = -ENODEV;
goto OV2655_INIT_ERR;
}
pid |= (value & 0xff);
if (pid == 0x2656) {
ov2655->model = V4L2_IDENT_OV2655;
} else {
OV2655_TR("error: devicr mismatched pid = 0x%x ********************************\n", pid);
mdelay(3000);
ret = -ENODEV;
goto OV2655_INIT_ERR;
}
mdelay(5); //delay 5 microseconds
ret = ov2655_write_array(client, ov2655_init_data);
if (ret != 0)
@@ -925,8 +1123,8 @@ static int ov2655_init(struct v4l2_subdev *sd, u32 val)
return ret;
}
icd->user_width = 800;
icd->user_height = 600;
icd->user_width = 352;
icd->user_height = 288;
/* sensor ov2655 information for initialization */
ov2655->info_priv.whiteBalance = ov2655_controls[0].default_value;