linux-kernel - [PATCH 4.11 020/197] ASoC: cs4271: configure reset GPIO as output

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Message-Id: <20170523200823.459440813@linuxfoundation.org>
Date:   Tue, 23 May 2017 22:06:21 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org,
        Alexander Sverdlin <alexander.sverdlin@...il.com>,
        Mark Brown <broonie@...nel.org>
Subject: [PATCH 4.11 020/197] ASoC: cs4271: configure reset GPIO as output

4.11-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Alexander Sverdlin <alexander.sverdlin@...il.com>

commit 49b2e27ab9f66b0a22c21980ad8118a4038324ae upstream.

During reset "refactoring" the output configuration was lost.
This commit repairs sound on EDB93XX boards.

Fixes: 9a397f4 ("ASoC: cs4271: add regulator consumer support")
Signed-off-by: Alexander Sverdlin <alexander.sverdlin@...il.com>
Signed-off-by: Mark Brown <broonie@...nel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 sound/soc/codecs/cs4271.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/sound/soc/codecs/cs4271.c
+++ b/sound/soc/codecs/cs4271.c
@@ -498,7 +498,7 @@ static int cs4271_reset(struct snd_soc_c
 	struct cs4271_private *cs4271 = snd_soc_codec_get_drvdata(codec);
 
 	if (gpio_is_valid(cs4271->gpio_nreset)) {
-		gpio_set_value(cs4271->gpio_nreset, 0);
+		gpio_direction_output(cs4271->gpio_nreset, 0);
 		mdelay(1);
 		gpio_set_value(cs4271->gpio_nreset, 1);
 		mdelay(1);