/*************************************************************************************************
* Function : otp_lenc_update
* Description : Update lens correction
* Return : [bool] 0 : OTP data fail
1 : otp_lenc update success
**************************************************************************************************/
bool otp_lenc_update()
{
BYTE lsc_flag;
int i, j;
BYTE temp1, temp2;
BYTE lsc_data[64 * 8] ={0};
lsc_flag = get_lsc_flag();
if(lsc_flag == 0xC0 || lsc_flag == 0x80)
{
LOG_INF("OTP lsc data invalid\n");
return 0;
}
else if(lsc_flag == 0x00)
{
LOG_INF("OTP no lsc data\n");
return 0;
}
for(i=0;i<8;i++)
{
if(!start_read_otp(0x04+i))
{
LOG_INF("OTP Start read Page %d Fail!\n", 0x04+i);
return 0;
}
for(j=0;j<64;j++)
lsc_data[i*64+j] = read_cmos_sensor(0x3B04+j);
}
#ifdef DEBUG_IMX135_OTP
for (i=0;i<504;i++)
{
LOG_INF("%0x ",lsc_data[i]);
if((i+1)%64==0)
LOG_INF("\n");
}
#endif
write_cmos_sensor_8(0x0104, 0x01);
for(i=0;i<504;i++) //LSC SIZE is 504 BYTES
write_cmos_sensor(0x4800+i, lsc_data[i]);
write_cmos_sensor_8(0x0104, 0x00);
//Enable LSC
temp1 = read_cmos_sensor(0x0700);
temp2 = read_cmos_sensor(0x3A63);
temp1 = temp1 | 0x01;
temp2 = temp2 | 0x01;
write_cmos_sensor_8(0x0104, 0x00);
write_cmos_sensor(0x0700, temp1);
write_cmos_sensor(0x3A63, temp2);
write_cmos_sensor_8(0x0104, 0x00);
LOG_INF("OTP Update lsc finished\n");
return 1;
}
static void set_dummy()
{
LOG_INF("dummyline = %d, dummypixels = %d \n", imgsensor.dummy_line, imgsensor.dummy_pixel);
/* you can set dummy by imgsensor.dummy_line and imgsensor.dummy_pixel, or you can set dummy by imgsensor.frame_length and imgsensor.line_length */
/* Add dummy pixels: */
/* 0x380c [0:4], 0x380d defines the PCLKs in one line of OV2680 */
/* Add dummy lines:*/
/* 0x380e [0:1], 0x380f defines total lines in one frame of OV2680 */
write_cmos_sensor(0x380e, imgsensor.frame_length >> 8);
write_cmos_sensor(0x380f, imgsensor.frame_length & 0xFF);
write_cmos_sensor(0x380c, imgsensor.line_length >> 8);
write_cmos_sensor(0x380d, imgsensor.line_length & 0xFF);
} /* set_dummy */
/*************************************************************************************************
* Function : start_read_otp
* Description : before read otp , set the reading block setting
* Parameters : [BYTE] zone : OTP PAGE index , 0x00~0x0f
* Return : 0, reading block setting err
1, reading block setting ok
**************************************************************************************************/
bool start_read_otp(BYTE zone)
{
BYTE val = 0;
int i;
write_cmos_sensor_8(0x0104, 0x01);
write_cmos_sensor(0x3B02, zone); //PAGE
write_cmos_sensor(0x3B00, 0x01);
write_cmos_sensor_8(0x0104, 0x00);
Sleep(5);
for(i=0; i<100; i++)
{
val = read_cmos_sensor(0x3B01);
if((val & 0x01) == 0x01)
break;
Sleep(2);
}
if(i == 100)
{
CAM_CALERR("Read Page %d Err!\n", zone); // print log
return 0;
}
return 1;
}
static void set_shutter(kal_uint16 shutter)
{
unsigned long flags;
kal_uint16 realtime_fps = 0;
kal_uint32 frame_length = 0;
spin_lock_irqsave(&imgsensor_drv_lock, flags);
imgsensor.shutter = shutter;
spin_unlock_irqrestore(&imgsensor_drv_lock, flags);
/* 0x3500, 0x3501, 0x3502 will increase VBLANK to get exposure larger than frame exposure */
/* AE doesn't update sensor gain at capture mode, thus extra exposure lines must be updated here. */
/* OV Recommend Solution
* if shutter bigger than frame_length, should extend frame length first
*/
if(!shutter) shutter = 1; /*avoid 0*/
spin_lock(&imgsensor_drv_lock);
if (shutter > imgsensor.min_frame_length - imgsensor_info.margin)
imgsensor.frame_length = shutter + imgsensor_info.margin;
else
imgsensor.frame_length = imgsensor.min_frame_length;
if (imgsensor.frame_length > imgsensor_info.max_frame_length)
imgsensor.frame_length = imgsensor_info.max_frame_length;
spin_unlock(&imgsensor_drv_lock);
//if (shutter < imgsensor_info.min_shutter) shutter = imgsensor_info.min_shutter;
shutter = (shutter < imgsensor_info.min_shutter) ? imgsensor_info.min_shutter : shutter;
shutter = (shutter > (imgsensor_info.max_frame_length - imgsensor_info.margin)) ? (imgsensor_info.max_frame_length - imgsensor_info.margin) : shutter;
if (imgsensor.autoflicker_en) {
realtime_fps = imgsensor.pclk / imgsensor.line_length * 10 / imgsensor.frame_length;
if(realtime_fps >= 297 && realtime_fps <= 305)
set_max_framerate(296,0);
else if(realtime_fps >= 147 && realtime_fps <= 150)
set_max_framerate(146,0);
else {
// Extend frame length
write_cmos_sensor(0x380e, imgsensor.frame_length >> 8);
write_cmos_sensor(0x380f, imgsensor.frame_length & 0xFF);
}
} else {
