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authorKevin Hilman <khilman@deeprootsystems.com>2009-04-27 07:50:23 -0700
committerKevin Hilman <khilman@deeprootsystems.com>2009-08-05 09:10:51 -0700
commit3a6667acf916b3e32be4682196882fc2ed0ec23e (patch)
tree9a45d02e5ca9ab1aa0a42f6fb2a25b49125c6318 /arch
parentOMAP3: PM: CM_REGADDR macros using wrong name (diff)
downloadlinux-dev-3a6667acf916b3e32be4682196882fc2ed0ec23e.tar.xz
linux-dev-3a6667acf916b3e32be4682196882fc2ed0ec23e.zip
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>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/mach-omap2/pm34xx.c3
1 files changed, 3 insertions, 0 deletions
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();
}