Unverified Commit 422f10ad authored by Fabio Estevam's avatar Fabio Estevam Committed by Mark Brown
Browse files

ASoC: wm8960: Add support for the power supplies 



WM8960 has the following power supplies:

- AVDD
- DBVDD
- DCVDD
- SPKVDD1
- SPKVDD1

Add support for them.

Signed-off-by: default avatarFabio Estevam <festevam@denx.de>
Acked-by: default avatarCharles Keepax <ckeepax@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20230803215506.142922-2-festevam@gmail.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 6a41c3a1

sound/soc/codecs/wm8960.c

+33 −1
Original line number Diff line number Diff line
@@ -120,6 +120,15 @@ static bool wm8960_volatile(struct device *dev, unsigned int reg) 
	}

}



#define WM8960_NUM_SUPPLIES 5

static const char *wm8960_supply_names[WM8960_NUM_SUPPLIES] = {

	"DCVDD",

	"DBVDD",

	"AVDD",

	"SPKVDD1",

	"SPKVDD2",

};



struct wm8960_priv {

	struct clk *mclk;

	struct regmap *regmap;
@@ -137,6 +146,7 @@ struct wm8960_priv { 
	bool is_stream_in_use[2];

	struct wm8960_data pdata;

	ktime_t dsch_start;

	struct regulator_bulk_data supplies[WM8960_NUM_SUPPLIES];

};



#define wm8960_reset(c)	regmap_write(c, WM8960_RESET, 0)
@@ -1417,6 +1427,7 @@ static int wm8960_i2c_probe(struct i2c_client *i2c) 
{

	struct wm8960_data *pdata = dev_get_platdata(&i2c->dev);

	struct wm8960_priv *wm8960;

	unsigned int i;

	int ret;

	u8 val;
@@ -1439,6 +1450,23 @@ static int wm8960_i2c_probe(struct i2c_client *i2c) 
		}

	}



	for (i = 0; i < ARRAY_SIZE(wm8960->supplies); i++)

		wm8960->supplies[i].supply = wm8960_supply_names[i];



	ret = devm_regulator_bulk_get(&i2c->dev, ARRAY_SIZE(wm8960->supplies),

				 wm8960->supplies);

	if (ret <  0) {

		dev_err(&i2c->dev, "Failed to request supplies: %d\n", ret);

		return ret;

	}



	ret = regulator_bulk_enable(ARRAY_SIZE(wm8960->supplies),

				    wm8960->supplies);

	if (ret < 0) {

		dev_err(&i2c->dev, "Failed to enable supplies: %d\n", ret);

		return ret;

	}



	wm8960->regmap = devm_regmap_init_i2c(i2c, &wm8960_regmap);

	if (IS_ERR(wm8960->regmap))

		return PTR_ERR(wm8960->regmap);
@@ -1505,7 +1533,11 @@ static int wm8960_i2c_probe(struct i2c_client *i2c) 
}



static void wm8960_i2c_remove(struct i2c_client *client)

{}

{

	struct wm8960_priv *wm8960 = i2c_get_clientdata(client);



	regulator_bulk_disable(ARRAY_SIZE(wm8960->supplies), wm8960->supplies);

}



static const struct i2c_device_id wm8960_i2c_id[] = {

	{ "wm8960", 0 },