[alsa-devel] [PATCH v4 5/6] ASoC: sgtl5000: Fix of unmute outputs on probe

[Oleksandr Suvorov]

To enable "zero cross detect" for ADC/HP, change
HP_ZCD_EN/ADC_ZCD_EN bits only instead of writing the whole
CHIP_ANA_CTRL register.

Signed-off-by: Oleksandr Suvorov <oleksandr.suvorov at toradex.com>
Reviewed-by: Marcel Ziswiler <marcel.ziswiler at toradex.com>
Reviewed-by: Igor Opaniuk <igor.opaniuk at toradex.com>

---

Changes in v4: None
Changes in v3: None
Changes in v2:
- Fix patch formatting

 sound/soc/codecs/sgtl5000.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/sound/soc/codecs/sgtl5000.c b/sound/soc/codecs/sgtl5000.c
index 0123d9cfcb473..31d546abde717 100644
--- a/sound/soc/codecs/sgtl5000.c
+++ b/sound/soc/codecs/sgtl5000.c
@@ -1443,6 +1443,7 @@ static int sgtl5000_probe(struct snd_soc_component *component)
 	int ret;
 	u16 reg;
 	struct sgtl5000_priv *sgtl5000 = snd_soc_component_get_drvdata(component);
+	unsigned int zcd_mask = SGTL5000_HP_ZCD_EN | SGTL5000_ADC_ZCD_EN;
 
 	/* power up sgtl5000 */
 	ret = sgtl5000_set_power_regs(component);
@@ -1470,9 +1471,8 @@ static int sgtl5000_probe(struct snd_soc_component *component)
 	       0x1f);
 	snd_soc_component_write(component, SGTL5000_CHIP_PAD_STRENGTH, reg);
 
-	snd_soc_component_write(component, SGTL5000_CHIP_ANA_CTRL,
-			SGTL5000_HP_ZCD_EN |
-			SGTL5000_ADC_ZCD_EN);
+	snd_soc_component_update_bits(component, SGTL5000_CHIP_ANA_CTRL,
+		zcd_mask, zcd_mask);
 
 	snd_soc_component_update_bits(component, SGTL5000_CHIP_MIC_CTRL,
 			SGTL5000_BIAS_R_MASK,
-- 
2.20.1