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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>
This commit is contained in:
Alexander Sverdlin 2011-02-03 03:11:45 +03:00 committed by Mark Brown
parent 338ee25393
commit a98a0bc6c9
2 changed files with 3 additions and 20 deletions
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1
include/sound/cs4271.h
View File

@ -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 */

22
sound/soc/codecs/cs4271.c
View File

@ -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;
};