ASoC: mediatek: HDMI audio LR channel swapped

Because LRCK of TDM use High to Low as default setting, this patch
changes the TDM setting to inverse LRCK.

Signed-off-by: PC Liao <pc.liao@mediatek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/sound/soc/mediatek/mtk-afe-pcm.c b/sound/soc/mediatek/mtk-afe-pcm.c
index f1c58a2c12fb..2b5df2ef51a3 100644
--- a/sound/soc/mediatek/mtk-afe-pcm.c
+++ b/sound/soc/mediatek/mtk-afe-pcm.c
@@ -123,6 +123,7 @@
 #define AFE_TDM_CON1_WLEN_32BIT         (0x2 << 8)
 #define AFE_TDM_CON1_MSB_ALIGNED        (0x1 << 4)
 #define AFE_TDM_CON1_1_BCK_DELAY        (0x1 << 3)
+#define AFE_TDM_CON1_LRCK_INV           (0x1 << 2)
 #define AFE_TDM_CON1_BCK_INV            (0x1 << 1)
 #define AFE_TDM_CON1_EN                 (0x1 << 0)
 
@@ -449,6 +450,7 @@ static int mtk_afe_hdmi_prepare(struct snd_pcm_substream *substream,
                               runtime->rate * runtime->channels * 32);
 
         val = AFE_TDM_CON1_BCK_INV |
+              AFE_TDM_CON1_LRCK_INV |
               AFE_TDM_CON1_1_BCK_DELAY |
               AFE_TDM_CON1_MSB_ALIGNED | /* I2S mode */
               AFE_TDM_CON1_WLEN_32BIT |