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authorAlexander Sverdlin <subaparts@yandex.ru>2011-02-03 03:11:45 +0300
committerMark Brown <broonie@opensource.wolfsonmicro.com>2011-02-08 14:26:14 +0300
commita98a0bc6c92eacd181417a9c0ccd2e8028066622 (patch)
tree188923b6709275cce94a4a2c70f1081e94e2f8a9
parent338ee25393a5627e8ded5819147f98b919656ce9 (diff)
downloadlinux-a98a0bc6c92eacd181417a9c0ccd2e8028066622.tar.xz
ASoC: CS4271: Move Chip Select control out of the CODEC code.
Move Chip Select control out of the CODEC code for CS4271. Signed-off-by: Alexander Sverdlin <subaparts@yandex.ru> Reviewed-by: H Hartley Sweeten <hsweeten@visionengravers.com> Acked-by: Liam Girdwood <lrg@slimlogic.co.uk> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
-rw-r--r--include/sound/cs4271.h1
-rw-r--r--sound/soc/codecs/cs4271.c22
2 files changed, 3 insertions, 20 deletions
diff --git a/include/sound/cs4271.h b/include/sound/cs4271.h
index 16f8d325d3dc..50a059e7d116 100644
--- a/include/sound/cs4271.h
+++ b/include/sound/cs4271.h
@@ -19,7 +19,6 @@
struct cs4271_platform_data {
int gpio_nreset; /* GPIO driving Reset pin, if any */
- int gpio_disable; /* GPIO that disable serial bus, if any */
};
#endif /* __CS4271_H */
diff --git a/sound/soc/codecs/cs4271.c b/sound/soc/codecs/cs4271.c
index 9c5b7db0ce6a..1791796216c8 100644
--- a/sound/soc/codecs/cs4271.c
+++ b/sound/soc/codecs/cs4271.c
@@ -441,22 +441,11 @@ static int cs4271_probe(struct snd_soc_codec *codec)
struct cs4271_platform_data *cs4271plat = codec->dev->platform_data;
int ret;
int gpio_nreset = -EINVAL;
- int gpio_disable = -EINVAL;
codec->control_data = cs4271->control_data;
- if (cs4271plat) {
- if (gpio_is_valid(cs4271plat->gpio_nreset))
- gpio_nreset = cs4271plat->gpio_nreset;
- if (gpio_is_valid(cs4271plat->gpio_disable))
- gpio_disable = cs4271plat->gpio_disable;
- }
-
- if (gpio_disable >= 0)
- if (gpio_request(gpio_disable, "CS4271 Disable"))
- gpio_disable = -EINVAL;
- if (gpio_disable >= 0)
- gpio_direction_output(gpio_disable, 0);
+ if (cs4271plat && gpio_is_valid(cs4271plat->gpio_nreset))
+ gpio_nreset = cs4271plat->gpio_nreset;
if (gpio_nreset >= 0)
if (gpio_request(gpio_nreset, "CS4271 Reset"))
@@ -471,7 +460,6 @@ static int cs4271_probe(struct snd_soc_codec *codec)
}
cs4271->gpio_nreset = gpio_nreset;
- cs4271->gpio_disable = gpio_disable;
/*
* In case of I2C, chip address specified in board data.
@@ -509,10 +497,9 @@ static int cs4271_probe(struct snd_soc_codec *codec)
static int cs4271_remove(struct snd_soc_codec *codec)
{
struct cs4271_private *cs4271 = snd_soc_codec_get_drvdata(codec);
- int gpio_nreset, gpio_disable;
+ int gpio_nreset;
gpio_nreset = cs4271->gpio_nreset;
- gpio_disable = cs4271->gpio_disable;
if (gpio_is_valid(gpio_nreset)) {
/* Set codec to the reset state */
@@ -520,9 +507,6 @@ static int cs4271_remove(struct snd_soc_codec *codec)
gpio_free(gpio_nreset);
}
- if (gpio_is_valid(gpio_disable))
- gpio_free(gpio_disable);
-
return 0;
};