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

From: Greg Kroah-Hartman
Date: Tue May 23 2017 - 16:13:44 EST


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

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

From: Alexander Sverdlin <alexander.sverdlin@xxxxxxxxx>

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@xxxxxxxxx>
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
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);