HDMI_CORE_CSC_COEF_A4_LSB
REG_FLD_MOD(base, HDMI_CORE_CSC_COEF_A4_LSB, csc_coeff->a4, 7, 0);
REG_FLD_MOD(base, HDMI_CORE_CSC_COEF_A4_LSB, csc_coeff.a4, 7, 0);