extcon: arizona: Use bypass mode for MICVDD
We can perform microphone detection with MICVDD in bypass mode so try to enable that during startup for minimal power - other users or machine constraints will prevent bypass mode being activated if it is unsuitable. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -434,6 +434,11 @@ static int __devinit arizona_extcon_probe(struct platform_device *pdev)
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regmap_update_bits(arizona->regmap, ARIZONA_JACK_DETECT_ANALOGUE,
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ARIZONA_JD1_ENA, ARIZONA_JD1_ENA);
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ret = regulator_allow_bypass(info->micvdd, true);
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if (ret != 0)
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dev_warn(arizona->dev, "Failed to set MICVDD to bypass: %d\n",
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ret);
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pm_runtime_put(&pdev->dev);
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return 0;
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