RG_CSI1A_L0_EQ_IS
mtk_phy_update_field(base + MIPI_RX_ANA18_CSIXA, RG_CSI1A_L0_EQ_IS, 1);
mtk_phy_update_field(base + CSIXB_OFFSET + MIPI_RX_ANA18_CSIXA, RG_CSI1A_L0_EQ_IS, 1);