Commit 94ed7830 authored by Roland Stigge's avatar Roland Stigge
Browse files

ARM: LPC32xx: irq.c: Clear latched event 



This patch fixes the wakeup disable function by clearing latched events.

Signed-off-by: default avatarRoland Stigge <stigge@antcom.de>
Cc: stable@vger.kernel.org
parent 35dd0a75

arch/arm/mach-lpc32xx/irq.c

+10 −1
Original line number Diff line number Diff line
@@ -309,9 +309,18 @@ static int lpc32xx_irq_wake(struct irq_data *d, unsigned int state) 


		if (state)

			eventreg |= lpc32xx_events[d->irq].mask;

		else

		else {

			eventreg &= ~lpc32xx_events[d->irq].mask;



			/*

			 * When disabling the wakeup, clear the latched

			 * event

			 */

			__raw_writel(lpc32xx_events[d->irq].mask,

				lpc32xx_events[d->irq].

				event_group->rawstat_reg);

		}



		__raw_writel(eventreg,

			lpc32xx_events[d->irq].event_group->enab_reg);