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>

diff --git a/include/sound/cs4271.h b/include/sound/cs4271.h
index 16f8d32..50a059e 100644 (file)
--- 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 9c5b7db..1791796 100644 (file)
--- 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;
 };