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authorJarkko Nikula <jhnikula@gmail.com>2010-09-20 10:39:14 +0300
committerLiam Girdwood <lrg@slimlogic.co.uk>2010-09-20 18:40:47 +0100
commit7d1be0a6789f7d04e5104b1d2873268369eafcc2 (patch)
tree76dc8f68f07ed378f80fe2ba2a8130edb57a2904 /sound/soc/codecs/tlv320aic3x.c
parent5a895f8a09218716654fb89e0f876e4e3ca606a8 (diff)
ASoC: tlv320aic3x: Let the codec hit SND_SOC_BIAS_OFF when idle
Now codec hits the SND_SOC_BIAS_OFF also when it is idle. This is also the default state after probing and codec is left unconfigured and unpowered by default. Initialization will happen when the bias state changes and aic3x_set_power does power-up and cache sync. Signed-off-by: Jarkko Nikula <jhnikula@gmail.com> Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
Diffstat (limited to 'sound/soc/codecs/tlv320aic3x.c')
-rw-r--r--sound/soc/codecs/tlv320aic3x.c20
1 files changed, 2 insertions, 18 deletions
diff --git a/sound/soc/codecs/tlv320aic3x.c b/sound/soc/codecs/tlv320aic3x.c
index 5356946fb6b..fc687790188 100644
--- a/sound/soc/codecs/tlv320aic3x.c
+++ b/sound/soc/codecs/tlv320aic3x.c
@@ -1341,9 +1341,6 @@ static int aic3x_init(struct snd_soc_codec *codec)
snd_soc_write(codec, CLASSD_CTRL, 0);
}
- /* off, with power on */
- aic3x_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
-
return 0;
}
@@ -1354,6 +1351,7 @@ static int aic3x_probe(struct snd_soc_codec *codec)
codec->control_data = aic3x->control_data;
aic3x->codec = codec;
+ codec->idle_bias_off = 1;
ret = snd_soc_codec_set_cache_io(codec, 8, 8, aic3x->control_type);
if (ret != 0) {
@@ -1390,19 +1388,7 @@ static int aic3x_probe(struct snd_soc_codec *codec)
}
}
- ret = regulator_bulk_enable(ARRAY_SIZE(aic3x->supplies),
- aic3x->supplies);
- if (ret != 0) {
- dev_err(codec->dev, "Failed to enable supplies: %d\n", ret);
- goto err_enable;
- }
- aic3x->power = 1;
-
- if (aic3x->gpio_reset >= 0) {
- udelay(1);
- gpio_set_value(aic3x->gpio_reset, 1);
- }
-
+ codec->cache_only = 1;
aic3x_init(codec);
if (aic3x->setup) {
@@ -1422,7 +1408,6 @@ static int aic3x_probe(struct snd_soc_codec *codec)
return 0;
-err_enable:
err_notif:
while (i--)
regulator_unregister_notifier(aic3x->supplies[i].consumer,
@@ -1446,7 +1431,6 @@ static int aic3x_remove(struct snd_soc_codec *codec)
gpio_set_value(aic3x->gpio_reset, 0);
gpio_free(aic3x->gpio_reset);
}
- regulator_bulk_disable(ARRAY_SIZE(aic3x->supplies), aic3x->supplies);
for (i = 0; i < ARRAY_SIZE(aic3x->supplies); i++)
regulator_unregister_notifier(aic3x->supplies[i].consumer,
&aic3x->disable_nb[i].nb);