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MLK-19118-1: ASoC: AK4458: add regulator for ak4458 

add regulator for ak4458

Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
(cherry picked from commit 6b9f1e42e6d4f59ad2c66c0d327fc6d63572147f)
pull/10/head
Shengjiu Wang 2018-08-02 19:53:36 +08:00 committed by Jason Liu
parent b33bb3b958
commit 3792d032f8
1 changed files with 26 additions and 0 deletions
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26
sound/soc/codecs/ak4458.c
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@ -32,9 +32,16 @@
#include <sound/tlv.h>
#include <sound/pcm_params.h>
#include <linux/pm_runtime.h>
#include <linux/regulator/consumer.h>
#include "ak4458.h"
#define AK4458_NUM_SUPPLIES 2
static const char *ak4458_supply_names[AK4458_NUM_SUPPLIES] = {
"DVDD",
"AVDD",
};
/* AK4458 Codec Private Data */
struct ak4458_priv {
struct device *dev;
@ -48,6 +55,7 @@ struct ak4458_priv {
int fmt;
int slots;
int slot_width;
struct regulator_bulk_data supplies[AK4458_NUM_SUPPLIES];
};
static const struct reg_default ak4458_reg_defaults[] = {
@ -1111,6 +1119,7 @@ int ak4458_probe(struct device *dev, struct regmap *regmap)
struct ak4458_priv *ak4458;
struct device_node *np = dev->of_node;
int ret;
int i;
ak4458 = devm_kzalloc(dev, sizeof(*ak4458), GFP_KERNEL);
if (!ak4458)
@ -1141,6 +1150,23 @@ int ak4458_probe(struct device *dev, struct regmap *regmap)
}
}
for (i = 0; i < ARRAY_SIZE(ak4458->supplies); i++)
ak4458->supplies[i].supply = ak4458_supply_names[i];
ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(ak4458->supplies),
ak4458->supplies);
if (ret != 0) {
dev_err(dev, "Failed to request supplies: %d\n", ret);
return ret;
}
ret = regulator_bulk_enable(ARRAY_SIZE(ak4458->supplies),
ak4458->supplies);
if (ret != 0) {
dev_err(dev, "Failed to enable supplies: %d\n", ret);
return ret;
}
ret = snd_soc_register_codec(dev, &soc_codec_dev_ak4458,
&ak4458_dai, 1);
if (ret < 0) {