#define OV5640_REG_SDE_CTRL5           0x5585
 #define OV5640_REG_AVG_READOUT         0x56a1
 
-#define OV5640_SCLK2X_ROOT_DIVIDER_DEFAULT     1
-#define OV5640_SCLK_ROOT_DIVIDER_DEFAULT       2
-
 enum ov5640_mode_id {
        OV5640_MODE_QCIF_176_144 = 0,
        OV5640_MODE_QVGA_320_240,
        sensor->last_mode = &ov5640_mode_init_data;
 
        ret = ov5640_mod_reg(sensor, OV5640_REG_SYS_ROOT_DIVIDER, 0x3f,
-                            (ilog2(OV5640_SCLK2X_ROOT_DIVIDER_DEFAULT) << 2) |
-                            ilog2(OV5640_SCLK_ROOT_DIVIDER_DEFAULT));
+                            (ilog2(OV5640_SCLK2X_ROOT_DIV) << 2) |
+                            ilog2(OV5640_SCLK_ROOT_DIV));
        if (ret)
                return ret;