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ASoC: wm8960: Read initial MCLK rate from clock API

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When we have a MCLK provided by the clock API read the rate at startup
and store it so that there's something set before the machine driver has
done clocking configuration (eg, if it only configures clocking based on
sample rate).

Acked-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20230731-asoc-wm8960-clk-v1-1-69f9ffa2b10a@kernel.org
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Mark Brown
2023-07-31 11:47:02 +01:00
parent 2cddb06cb0
commit 0169cc3f20
1 changed files with 8 additions and 0 deletions
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8
sound/soc/codecs/wm8960.c
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@@ -1429,6 +1429,14 @@ static int wm8960_i2c_probe(struct i2c_client *i2c)
if (IS_ERR(wm8960->mclk)) {
if (PTR_ERR(wm8960->mclk) == -EPROBE_DEFER)
return -EPROBE_DEFER;
} else {
ret = clk_get_rate(wm8960->mclk);
if (ret >= 0) {
wm8960->freq_in = ret;
} else {
dev_err(&i2c->dev, "Failed to read MCLK rate: %d\n",
ret);
}
}
wm8960->regmap = devm_regmap_init_i2c(i2c, &wm8960_regmap);