SP_DP_AUX_CH_CTRL2_REG
err = regmap_write(anx78xx->map[I2C_IDX_TX_P0], SP_DP_AUX_CH_CTRL2_REG,
SP_DP_AUX_CH_CTRL2_REG, 0x08);
err = regmap_update_bits(map_dptx, SP_DP_AUX_CH_CTRL2_REG,
err = anx_i2c_dp_clear_bits(map_dptx, SP_DP_AUX_CH_CTRL2_REG,
err = regmap_read(map_dptx, SP_DP_AUX_CH_CTRL2_REG, &value);