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Commit 180e4f5f authored by Mark Brown's avatar Mark Brown Committed by Samuel Ortiz
Browse files

mfd: Flag WM831x /IRQ as a wake source 



The WM831x can generate wake events, some unconditionally, so flag
the primary IRQ as a wake source in order to help the CPU treat the
/IRQ signal appropriately.

Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: default avatarSamuel Ortiz <sameo@linux.intel.com>
parent c538ddbe

drivers/mfd/wm831x-irq.c

+11 −0
Original line number Diff line number Diff line
@@ -517,6 +517,17 @@ int wm831x_irq_init(struct wm831x *wm831x, int irq) 
		return 0;

	}



	/* Try to flag /IRQ as a wake source; there are a number of

	 * unconditional wake sources in the PMIC so this isn't

	 * conditional but we don't actually care *too* much if it

	 * fails.

	 */

	ret = enable_irq_wake(irq);

	if (ret != 0) {

		dev_warn(wm831x->dev, "Can't enable IRQ as wake source: %d\n",

			 ret);

	}



	wm831x->irq = irq;

	wm831x->irq_base = pdata->irq_base;