ASoC: rt5645: reset RT5645_AD_DA_MIXER at probe

RT5645_AD_DA_MIXER (0x29) register will not be reset to default after
SW reset. So we have to write it to its default value in i2c_probe.

Signed-off-by: Bard Liao <bardliao@realtek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/sound/soc/codecs/rt5645.c b/sound/soc/codecs/rt5645.c
index 5f24df4fae8e..fcd02c2c76f1 100644
--- a/sound/soc/codecs/rt5645.c
+++ b/sound/soc/codecs/rt5645.c
@@ -3823,6 +3823,8 @@ static int rt5645_i2c_probe(struct i2c_client *i2c,
         regmap_read(regmap, RT5645_VENDOR_ID, &val);
         rt5645->v_id = val & 0xff;
 
+        regmap_write(rt5645->regmap, RT5645_AD_DA_MIXER, 0x8080);
+
         ret = regmap_register_patch(rt5645->regmap, init_list,
                                     ARRAY_SIZE(init_list));
         if (ret != 0)