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Commit b8575a11 authored by Mark Brown's avatar Mark Brown
Browse files

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: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 22c5fb6a

drivers/extcon/extcon-arizona.c

+5 −0
Original line number Diff line number Diff line
@@ -434,6 +434,11 @@ static int __devinit arizona_extcon_probe(struct platform_device *pdev) 
	regmap_update_bits(arizona->regmap, ARIZONA_JACK_DETECT_ANALOGUE,

			   ARIZONA_JD1_ENA, ARIZONA_JD1_ENA);



	ret = regulator_allow_bypass(info->micvdd, true);

	if (ret != 0)

		dev_warn(arizona->dev, "Failed to set MICVDD to bypass: %d\n",

			 ret);



	pm_runtime_put(&pdev->dev);



	return 0;