diff options
| author | Shengjiu Wang <shengjiu.wang@nxp.com> | 2018-08-02 19:54:37 +0800 |
|---|---|---|
| committer | Leonard Crestez <leonard.crestez@nxp.com> | 2018-08-24 12:41:33 +0300 |
| commit | e6fe335f9ee2a880849f677a34ae3f234e6ba864 (patch) | |
| tree | f51c1e43075b1a118f4d369610db2726a7f7495f /sound | |
| parent | 9ce3285ce088652bcb78b7774c993589e54d0c9e (diff) | |
MLK-19118-3: ASoC: AK5558: add regulators for ak5558
add regulators for ak5558
Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/codecs/ak5558.c | 28 |
1 files changed, 27 insertions, 1 deletions
diff --git a/sound/soc/codecs/ak5558.c b/sound/soc/codecs/ak5558.c index f09fb9d9e480..4218178a6c47 100644 --- a/sound/soc/codecs/ak5558.c +++ b/sound/soc/codecs/ak5558.c @@ -29,6 +29,7 @@ #include <linux/of_gpio.h> #include <linux/regmap.h> #include <linux/pm_runtime.h> +#include <linux/regulator/consumer.h> #include "ak5558.h" @@ -37,6 +38,12 @@ /* enable debug */ /* #define AK5558_DEBUG */ +#define AK5558_NUM_SUPPLIES 2 +static const char *ak5558_supply_names[AK5558_NUM_SUPPLIES] = { + "DVDD", + "AVDD", +}; + /* AK5558 Codec Private Data */ struct ak5558_priv { struct snd_soc_codec codec; @@ -47,6 +54,7 @@ struct ak5558_priv { int pdn_gpio; /* Power on / Reset GPIO */ int slots; int slot_width; + struct regulator_bulk_data supplies[AK5558_NUM_SUPPLIES]; }; /* ak5558 register cache & default register settings */ @@ -744,8 +752,9 @@ static int ak5558_i2c_probe(struct i2c_client *i2c, struct device_node *np = i2c->dev.of_node; struct ak5558_priv *ak5558; int ret = 0; + int i; - dev_err(&i2c->dev, "%s(%d)\n", __func__, __LINE__); + dev_dbg(&i2c->dev, "%s(%d)\n", __func__, __LINE__); ak5558 = devm_kzalloc(&i2c->dev, sizeof(struct ak5558_priv), GFP_KERNEL); @@ -769,6 +778,23 @@ static int ak5558_i2c_probe(struct i2c_client *i2c, } } + for (i = 0; i < ARRAY_SIZE(ak5558->supplies); i++) + ak5558->supplies[i].supply = ak5558_supply_names[i]; + + ret = devm_regulator_bulk_get(&i2c->dev, ARRAY_SIZE(ak5558->supplies), + ak5558->supplies); + if (ret != 0) { + dev_err(&i2c->dev, "Failed to request supplies: %d\n", ret); + return ret; + } + + ret = regulator_bulk_enable(ARRAY_SIZE(ak5558->supplies), + ak5558->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_ak5558, &ak5558_dai, 1); if (ret) |