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MLK-19118-2: ASoC: AK4497: add regulators for ak4497 

add regulators for ak4497

Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
(cherry picked from commit c33df8b3f4a05ff9a6f12bb66ac9b5f6fcaaaf3e)
pull/10/head
Shengjiu Wang 2018-08-02 19:54:19 +08:00 committed by Jason Liu
parent 3792d032f8
commit 4aa06711d8
1 changed files with 27 additions and 4 deletions
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31
sound/soc/codecs/ak4497.c
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@ -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);
@ -1021,13 +1029,28 @@ static int ak4497_i2c_probe(struct i2c_client *i2c,
i2c_set_clientdata(i2c, ak4497);
ak4497->i2c = i2c;
ret = snd_soc_register_codec(&i2c->dev, &soc_codec_dev_ak4497,
&ak4497_dai[0], ARRAY_SIZE(ak4497_dai));
if (ret < 0) {
kfree(ak4497);
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)
return ret;
pm_runtime_enable(&i2c->dev);
return 0;