ICSSG_CFG_OFFSET
regmap_update_bits(miig_rt, ICSSG_CFG_OFFSET, ICSSG_CFG_RX_L2_G_EN,
regmap_update_bits(prueth->miig_rt, ICSSG_CFG_OFFSET,
regmap_update_bits(miig_rt, ICSSG_CFG_OFFSET, mask, val);
regmap_read(miig_rt, ICSSG_CFG_OFFSET, &val);