From: Kevin Hilman <khilman@deeprootsystems.com>
Date: Mon, 27 Apr 2009 14:50:23 +0000 (-0700)
Subject: OMAP3: PM: Ensure PRCM interrupts are cleared at boot
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=3a6667acf916b3e32be4682196882fc2ed0ec23e;p=deliverable%2Flinux.git

OMAP3: PM: Ensure PRCM interrupts are cleared at boot

Any pending PRCM interrupts can prevent retention.  Ensure
they are cleared during boot.

Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
---

diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
index 765cdc0cd7a8..cc83dfc39a8b 100644
--- a/arch/arm/mach-omap2/pm34xx.c
+++ b/arch/arm/mach-omap2/pm34xx.c
@@ -613,6 +613,9 @@ static void __init prcm_setup_regs(void)
 	/* Clear any pending PRCM interrupts */
 	prm_write_mod_reg(0, OCP_MOD, OMAP3_PRM_IRQSTATUS_MPU_OFFSET);
 
+	/* Clear any pending PRCM interrupts */
+	prm_write_mod_reg(0, OCP_MOD, OMAP3_PRM_IRQSTATUS_MPU_OFFSET);
+
 	omap3_iva_idle();
 	omap3_d2d_idle();
 }