From: Bard Liao <bardliao@realtek.com>
Date: Wed, 22 Nov 2017 05:59:19 +0000 (+0800)
Subject: ASoC: rt5645: reset RT5645_AD_DA_MIXER at probe
X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=56986b07d17b4a19416e248aaca9367c241a824b;p=openwrt%2Fstaging%2Fblogic.git

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>
---

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)