diff options
| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-12-09 16:22:04 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-12-09 16:22:04 +0100 |
| commit | f20eca1c061ba6a56cb1fee09b0903a1befe149a (patch) | |
| tree | ad6b2c2161e1d222c5ea2761cfb93ac2eff8754e /sound/soc/codecs/cs4271.c | |
| parent | Merge remote-tracking branch 'asoc/topic/atmel' into asoc-next (diff) | |
| parent | ASoC: cs4271: add support for AMUTEB=BMUTEC feature (diff) | |
| download | linux-f20eca1c061ba6a56cb1fee09b0903a1befe149a.tar.xz linux-f20eca1c061ba6a56cb1fee09b0903a1befe149a.zip | |
Merge remote-tracking branch 'asoc/topic/cs4271' into asoc-next
Diffstat (limited to 'sound/soc/codecs/cs4271.c')
| -rw-r--r-- | sound/soc/codecs/cs4271.c | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/sound/soc/codecs/cs4271.c b/sound/soc/codecs/cs4271.c index e3f0a7f3131e..6ad3878db8fc 100644 --- a/sound/soc/codecs/cs4271.c +++ b/sound/soc/codecs/cs4271.c @@ -474,15 +474,25 @@ 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 amutec_eq_bmutec = 0; #ifdef CONFIG_OF - if (of_match_device(cs4271_dt_ids, codec->dev)) + if (of_match_device(cs4271_dt_ids, codec->dev)) { gpio_nreset = of_get_named_gpio(codec->dev->of_node, "reset-gpio", 0); + + if (!of_get_property(codec->dev->of_node, + "cirrus,amutec-eq-bmutec", NULL)) + amutec_eq_bmutec = 1; + } #endif - if (cs4271plat && gpio_is_valid(cs4271plat->gpio_nreset)) - gpio_nreset = cs4271plat->gpio_nreset; + if (cs4271plat) { + if (gpio_is_valid(cs4271plat->gpio_nreset)) + gpio_nreset = cs4271plat->gpio_nreset; + + amutec_eq_bmutec = cs4271plat->amutec_eq_bmutec; + } if (gpio_nreset >= 0) if (devm_gpio_request(codec->dev, gpio_nreset, "CS4271 Reset")) @@ -528,6 +538,11 @@ static int cs4271_probe(struct snd_soc_codec *codec) /* Power-up sequence requires 85 uS */ udelay(85); + if (amutec_eq_bmutec) + snd_soc_update_bits(codec, CS4271_MODE2, + CS4271_MODE2_MUTECAEQUB, + CS4271_MODE2_MUTECAEQUB); + return snd_soc_add_codec_controls(codec, cs4271_snd_controls, ARRAY_SIZE(cs4271_snd_controls)); } |