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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: Fabio Estevam <festevam@denx.de> Acked-by: Charles Keepax <ckeepax@opensource.cirrus.com> Link: https://lore.kernel.org/r/20230803215506.142922-2-festevam@gmail.com Signed-off-by: Mark Brown <broonie@kernel.org>
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6a41c3a160
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422f10adc3
1 changed files with 33 additions and 1 deletions
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@ -120,6 +120,15 @@ static bool wm8960_volatile(struct device *dev, unsigned int reg)
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}
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}
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#define WM8960_NUM_SUPPLIES 5
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static const char *wm8960_supply_names[WM8960_NUM_SUPPLIES] = {
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"DCVDD",
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"DBVDD",
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"AVDD",
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"SPKVDD1",
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"SPKVDD2",
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};
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struct wm8960_priv {
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struct clk *mclk;
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struct regmap *regmap;
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@ -137,6 +146,7 @@ struct wm8960_priv {
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bool is_stream_in_use[2];
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struct wm8960_data pdata;
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ktime_t dsch_start;
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struct regulator_bulk_data supplies[WM8960_NUM_SUPPLIES];
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};
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#define wm8960_reset(c) regmap_write(c, WM8960_RESET, 0)
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@ -1417,6 +1427,7 @@ static int wm8960_i2c_probe(struct i2c_client *i2c)
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{
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struct wm8960_data *pdata = dev_get_platdata(&i2c->dev);
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struct wm8960_priv *wm8960;
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unsigned int i;
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int ret;
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u8 val;
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@ -1439,6 +1450,23 @@ static int wm8960_i2c_probe(struct i2c_client *i2c)
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}
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}
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for (i = 0; i < ARRAY_SIZE(wm8960->supplies); i++)
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wm8960->supplies[i].supply = wm8960_supply_names[i];
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ret = devm_regulator_bulk_get(&i2c->dev, ARRAY_SIZE(wm8960->supplies),
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wm8960->supplies);
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if (ret < 0) {
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dev_err(&i2c->dev, "Failed to request supplies: %d\n", ret);
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return ret;
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}
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ret = regulator_bulk_enable(ARRAY_SIZE(wm8960->supplies),
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wm8960->supplies);
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if (ret < 0) {
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dev_err(&i2c->dev, "Failed to enable supplies: %d\n", ret);
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return ret;
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}
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wm8960->regmap = devm_regmap_init_i2c(i2c, &wm8960_regmap);
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if (IS_ERR(wm8960->regmap))
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return PTR_ERR(wm8960->regmap);
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@ -1505,7 +1533,11 @@ static int wm8960_i2c_probe(struct i2c_client *i2c)
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}
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static void wm8960_i2c_remove(struct i2c_client *client)
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{}
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{
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struct wm8960_priv *wm8960 = i2c_get_clientdata(client);
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regulator_bulk_disable(ARRAY_SIZE(wm8960->supplies), wm8960->supplies);
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}
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static const struct i2c_device_id wm8960_i2c_id[] = {
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{ "wm8960", 0 },
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