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Diffstat (limited to 'arch/arm/plat-mxc/tzic.c')
-rw-r--r-- | arch/arm/plat-mxc/tzic.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm/plat-mxc/tzic.c b/arch/arm/plat-mxc/tzic.c index c60a7e416385..c2193178210b 100644 --- a/arch/arm/plat-mxc/tzic.c +++ b/arch/arm/plat-mxc/tzic.c @@ -202,6 +202,10 @@ void __init tzic_init_irq(void __iomem *irqbase) * tzic_enable_wake() - enable wakeup interrupt * * @return 0 if successful; non-zero otherwise + * + * This function provides an interrupt synchronization point that is required + * by tzic enabled platforms before entering imx specific low power modes (ie, + * those low power modes beyond the WAIT_CLOCKED basic ARM WFI only mode). */ int tzic_enable_wake(void) { |