REG_SF_USR_EXPOSURE_CHG  181 drivers/media/i2c/s5k5baf.c #define REG_SF_USR_EXPOSURE_CHG		0x03c0
REG_SF_USR_EXPOSURE_CHG  133 drivers/media/i2c/s5k6aa.c #define REG_SF_USR_EXPOSURE_CHG		0x03ca