MLK-18578: hdmi arc: fix noise issue with 96kHz/192kHz.

After enable the boost circuit of tx_ana_ctrl_reg_5, the noise
issue with ARC is gone.

Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
Reviewed-by: Sandor.yu <sandor.yu@nxp.com>

diff --git a/drivers/gpu/drm/imx/hdp/imx-arc.c b/drivers/gpu/drm/imx/hdp/imx-arc.c
index b6774c5..be94437 100644 (file)
--- a/drivers/gpu/drm/imx/hdp/imx-arc.c
+++ b/drivers/gpu/drm/imx/hdp/imx-arc.c
@@ -87,7 +87,7 @@ void imx_arc_config(state_struct *state)
        /* register TX_ANA_CTRL_REG_2 */
        Afe_write(state, 0x5021, 0x030C);
        /* register TX_ANA_CTRL_REG_5 */
-       Afe_write(state, 0x5029, 0x0000);
+       Afe_write(state, 0x5029, 0x0010);
        udelay(100);
        /* register TX_ANA_CTRL_REG_4 */
        Afe_write(state, 0x5027, 0x4001);