TXn_TRANSCEIVER_BIAS_EN
writel(0x03, edp->tx0 + TXn_TRANSCEIVER_BIAS_EN);
writel(0x03, edp->tx1 + TXn_TRANSCEIVER_BIAS_EN);
writel(bias0_en, edp->tx0 + TXn_TRANSCEIVER_BIAS_EN);
writel(bias1_en, edp->tx1 + TXn_TRANSCEIVER_BIAS_EN);