ASoC: rt5670: Enable MCLK detection

There is a power saving mechanism in rt5670. It will turn off some
unused power when MCLK is not present. We call that "MCLK detection"
and it should be enabled by default.

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

1 files changed, 3 insertions, 1 deletions

diff --git a/sound/soc/codecs/rt5670.c b/sound/soc/codecs/rt5670.c
index 49caf1393aeb..6caac92143d4 100644
--- a/sound/soc/codecs/rt5670.c
+++ b/sound/soc/codecs/rt5670.c
@@ -2889,6 +2889,9 @@ static int rt5670_i2c_probe(struct i2c_client *i2c,
         if (ret != 0)
                 dev_warn(&i2c->dev, "Failed to apply regmap patch: %d\n", ret);
 
+        regmap_update_bits(rt5670->regmap, RT5670_DIG_MISC,
+                                 RT5670_MCLK_DET, RT5670_MCLK_DET);
+
         if (rt5670->pdata.in2_diff)
                 regmap_update_bits(rt5670->regmap, RT5670_IN2,
                                         RT5670_IN_DF2, RT5670_IN_DF2);
@@ -2903,7 +2906,6 @@ static int rt5670_i2c_probe(struct i2c_client *i2c,
                                    RT5670_GP1_PIN_MASK, RT5670_GP1_PIN_IRQ);
                 regmap_update_bits(rt5670->regmap, RT5670_GPIO_CTRL2,
                                    RT5670_GP1_PF_MASK, RT5670_GP1_PF_OUT);
-                regmap_update_bits(rt5670->regmap, RT5670_DIG_MISC, 0x8, 0x8);
         }
 
         if (rt5670->pdata.jd_mode) {