leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

ASoC: cs4271: Increase delay time after reset

Browse Source 
The delay time after a reset in the codec probe callback was too short,
and did not work on certain hw because the codec needs more time to
power on. This increases the delay time from 1us to 1ms.

Signed-off-by: Pascal Huerst <pascal.huerst@gmail.com>
Acked-by: Brian Austin <brian.austin@cirrus.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Cc: stable@vger.kernel.org
This commit is contained in:
Pascal Huerst 2015-04-02 10:17:40 +02:00 committed by Mark Brown
parent c517d838eb
commit 74ff960222
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
sound/soc/codecs/cs4271.c
View File

@ -561,10 +561,10 @@ static int cs4271_codec_probe(struct snd_soc_codec *codec)
if (gpio_is_valid(cs4271->gpio_nreset)) {
/* Reset codec */
gpio_direction_output(cs4271->gpio_nreset, 0);
udelay(1);
mdelay(1);
gpio_set_value(cs4271->gpio_nreset, 1);
/* Give the codec time to wake up */
udelay(1);
mdelay(1);
}
ret = regmap_update_bits(cs4271->regmap, CS4271_MODE2,