From 80eb5ddfdd3c4477c37f44fb4d4d7ce38399013c Mon Sep 17 00:00:00 2001 From: Xiaojun Sang Date: Fri, 2 Nov 2018 12:42:05 +0800 Subject: [PATCH] asoc: wcd937x: disable TX CH2 after power down TX channel2 is not disabled after power down. It leads to noise at the beginning of next recording on CH2. Disable it after power down. Change-Id: If12a84df52b9c8cd55de2bdcb91f950b054898b8 Signed-off-by: Xiaojun Sang --- asoc/codecs/wcd937x/wcd937x.c | 1 + 1 file changed, 1 insertion(+) diff --git a/asoc/codecs/wcd937x/wcd937x.c b/asoc/codecs/wcd937x/wcd937x.c index 8436605c1683..78cdfa13cf7e 100644 --- a/asoc/codecs/wcd937x/wcd937x.c +++ b/asoc/codecs/wcd937x/wcd937x.c @@ -1086,6 +1086,7 @@ static int wcd937x_enable_req(struct snd_soc_dapm_widget *w, break; case SND_SOC_DAPM_POST_PMD: snd_soc_update_bits(codec, WCD937X_ANA_TX_CH1, 0x80, 0x00); + snd_soc_update_bits(codec, WCD937X_ANA_TX_CH2, 0x80, 0x00); snd_soc_update_bits(codec, WCD937X_DIGITAL_CDC_DIG_CLK_CTL, 0x10, 0x00); snd_soc_update_bits(codec, WCD937X_DIGITAL_CDC_ANA_CLK_CTL,