diff options
author | Shengjiu Wang <shengjiu.wang@nxp.com> | 2018-08-02 19:54:19 +0800 |
---|---|---|
committer | Leonard Crestez <leonard.crestez@nxp.com> | 2018-08-24 12:41:33 +0300 |
commit | 9ce3285ce088652bcb78b7774c993589e54d0c9e (patch) | |
tree | 4dd917fd1caa130b1a471c0a4d924cb8fa5e5dbd /sound/soc | |
parent | 1da83163044ff48b458b2380b206b95bd7a8171c (diff) |
MLK-19118-2: ASoC: AK4497: add regulators for ak4497
add regulators for ak4497
Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
Diffstat (limited to 'sound/soc')
-rw-r--r-- | sound/soc/codecs/ak4497.c | 29 |
1 files changed, 26 insertions, 3 deletions
diff --git a/sound/soc/codecs/ak4497.c b/sound/soc/codecs/ak4497.c index e2f8e3382a89..eee1afb81b8c 100644 --- a/sound/soc/codecs/ak4497.c +++ b/sound/soc/codecs/ak4497.c @@ -26,10 +26,16 @@ #include <linux/regmap.h> #include <sound/pcm_params.h> #include <linux/pm_runtime.h> +#include <linux/regulator/consumer.h> #include "ak4497.h" //#define AK4497_DEBUG //used at debug mode +#define AK4497_NUM_SUPPLIES 2 +static const char *ak4497_supply_names[AK4497_NUM_SUPPLIES] = { + "DVDD", + "AVDD", +}; /* AK4497 Codec Private Data */ struct ak4497_priv { @@ -41,6 +47,7 @@ struct ak4497_priv { int pdn_gpio; int mute_gpio; int fmt; + struct regulator_bulk_data supplies[AK4497_NUM_SUPPLIES]; }; /* ak4497 register cache & default register settings */ @@ -1008,6 +1015,7 @@ static int ak4497_i2c_probe(struct i2c_client *i2c, { struct ak4497_priv *ak4497; int ret = 0; + int i; ak4497 = devm_kzalloc(&i2c->dev, sizeof(struct ak4497_priv), GFP_KERNEL); @@ -1021,12 +1029,27 @@ static int ak4497_i2c_probe(struct i2c_client *i2c, i2c_set_clientdata(i2c, ak4497); ak4497->i2c = i2c; + for (i = 0; i < ARRAY_SIZE(ak4497->supplies); i++) + ak4497->supplies[i].supply = ak4497_supply_names[i]; + + ret = devm_regulator_bulk_get(&i2c->dev, ARRAY_SIZE(ak4497->supplies), + ak4497->supplies); + if (ret != 0) { + dev_err(&i2c->dev, "Failed to request supplies: %d\n", ret); + return ret; + } + + ret = regulator_bulk_enable(ARRAY_SIZE(ak4497->supplies), + ak4497->supplies); + if (ret != 0) { + dev_err(&i2c->dev, "Failed to enable supplies: %d\n", ret); + return ret; + } + ret = snd_soc_register_codec(&i2c->dev, &soc_codec_dev_ak4497, &ak4497_dai[0], ARRAY_SIZE(ak4497_dai)); - if (ret < 0) { - kfree(ak4497); + if (ret < 0) return ret; - } pm_runtime_enable(&i2c->dev); |