This is a note to let you know that I've just added the patch titled
ARM: LPC32xx: irq.c: Clear latched event
to the 3.0-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
arm-lpc32xx-irq.c-clear-latched-event.patch
and it can be found in the queue-3.0 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From 94ed7830cba4dce57b18a2926b5d826bfd184bd6 Mon Sep 17 00:00:00 2001
From: Roland Stigge <[email protected]>
Date: Mon, 27 Feb 2012 17:28:02 +0100
Subject: ARM: LPC32xx: irq.c: Clear latched event
From: Roland Stigge <[email protected]>
commit 94ed7830cba4dce57b18a2926b5d826bfd184bd6 upstream.
This patch fixes the wakeup disable function by clearing latched events.
Signed-off-by: Roland Stigge <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
arch/arm/mach-lpc32xx/irq.c | 11 ++++++++++-
1 file changed, 10 insertions(+), 1 deletion(-)
--- a/arch/arm/mach-lpc32xx/irq.c
+++ b/arch/arm/mach-lpc32xx/irq.c
@@ -305,9 +305,18 @@ static int lpc32xx_irq_wake(struct irq_d
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);
Patches currently in stable-queue which might be from [email protected] are
queue-3.0/arm-lpc32xx-serial.c-hw-bug-workaround.patch
queue-3.0/arm-lpc32xx-fix-interrupt-controller-init.patch
queue-3.0/arm-lpc32xx-irq.c-clear-latched-event.patch
queue-3.0/arm-lpc32xx-fix-irq-on-gpi_28.patch
queue-3.0/arm-lpc32xx-serial.c-fixed-loop-limit.patch
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