Merge remote-tracking branch 'asoc/topic/cs4271' into asoc-next
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commit
0998deb561
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@ -18,6 +18,8 @@ Optional properties:
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- reset-gpio: a GPIO spec to define which pin is connected to the chip's
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!RESET pin
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- cirrus,amuteb-eq-bmutec: When given, the Codec's AMUTEB=BMUTEC flag
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is enabled.
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Examples:
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@ -19,6 +19,7 @@
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struct cs4271_platform_data {
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int gpio_nreset; /* GPIO driving Reset pin, if any */
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int amutec_eq_bmutec:1; /* flag to enable AMUTEC=BMUTEC */
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};
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#endif /* __CS4271_H */
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@ -474,15 +474,25 @@ static int cs4271_probe(struct snd_soc_codec *codec)
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struct cs4271_platform_data *cs4271plat = codec->dev->platform_data;
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int ret;
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int gpio_nreset = -EINVAL;
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int amutec_eq_bmutec = 0;
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#ifdef CONFIG_OF
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if (of_match_device(cs4271_dt_ids, codec->dev))
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if (of_match_device(cs4271_dt_ids, codec->dev)) {
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gpio_nreset = of_get_named_gpio(codec->dev->of_node,
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"reset-gpio", 0);
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if (!of_get_property(codec->dev->of_node,
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"cirrus,amutec-eq-bmutec", NULL))
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amutec_eq_bmutec = 1;
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}
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#endif
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if (cs4271plat && gpio_is_valid(cs4271plat->gpio_nreset))
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gpio_nreset = cs4271plat->gpio_nreset;
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if (cs4271plat) {
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if (gpio_is_valid(cs4271plat->gpio_nreset))
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gpio_nreset = cs4271plat->gpio_nreset;
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amutec_eq_bmutec = cs4271plat->amutec_eq_bmutec;
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}
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if (gpio_nreset >= 0)
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if (devm_gpio_request(codec->dev, gpio_nreset, "CS4271 Reset"))
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@ -528,6 +538,11 @@ static int cs4271_probe(struct snd_soc_codec *codec)
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/* Power-up sequence requires 85 uS */
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udelay(85);
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if (amutec_eq_bmutec)
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snd_soc_update_bits(codec, CS4271_MODE2,
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CS4271_MODE2_MUTECAEQUB,
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CS4271_MODE2_MUTECAEQUB);
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return snd_soc_add_codec_controls(codec, cs4271_snd_controls,
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ARRAY_SIZE(cs4271_snd_controls));
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}
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