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Commit 1a2017b7 authored by Mark Brown's avatar Mark Brown Committed by Samuel Ortiz
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mfd: Also restore wm8994 GPIO IRQ masks after reset 



This ensures that if we are using a GPIO as a wake source it continues to
function while we're suspended.

Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: default avatarSamuel Ortiz <sameo@linux.intel.com>
parent ed393dcd

drivers/mfd/wm8994-core.c

+7 −0
Original line number Diff line number Diff line
@@ -293,6 +293,13 @@ static int wm8994_suspend(struct device *dev) 
	if (ret != 0)

		dev_err(dev, "Failed to restore GPIO registers: %d\n", ret);



	/* In case one of the GPIOs is used as a wake input. */

	ret = regcache_sync_region(wm8994->regmap,

				   WM8994_INTERRUPT_STATUS_1_MASK,

				   WM8994_INTERRUPT_STATUS_1_MASK);

	if (ret != 0)

		dev_err(dev, "Failed to restore interrupt mask: %d\n", ret);



	regcache_cache_only(wm8994->regmap, true);

	wm8994->suspended = true;