]> git.ipfire.org Git - thirdparty/kernel/stable.git/commitdiff
ASoC: cs4271: Increase delay time after reset
authorPascal Huerst <pascal.huerst@gmail.com>
Thu, 2 Apr 2015 08:17:40 +0000 (10:17 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 6 May 2015 20:01:57 +0000 (22:01 +0200)
commit 74ff960222d90999508b4ba0d3449f796695b6d5 upstream.

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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
sound/soc/codecs/cs4271.c

index 7d3a6accaf9a4a583dcacbb934e275092933c026..e770ee6f36da1eab0c0952a2f968f3b780db6755 100644 (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,