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OMAP3: PM: Ensure PRCM interrupts are cleared at boot
authorKevin Hilman <khilman@deeprootsystems.com>
Mon, 27 Apr 2009 14:50:23 +0000 (07:50 -0700)
committerKevin Hilman <khilman@deeprootsystems.com>
Wed, 5 Aug 2009 16:10:51 +0000 (09:10 -0700)
Any pending PRCM interrupts can prevent retention.  Ensure
they are cleared during boot.

Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
arch/arm/mach-omap2/pm34xx.c patch | blob | blame | history

diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
index 765cdc0cd7a8414ff4c1beb2d44f1f564493c936..cc83dfc39a8bec6ef4ae386f54e17feb937cd23c 100644 (file)
--- 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();
 }