diff options
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) | |||
| 202 | * tzic_enable_wake() - enable wakeup interrupt | 202 | * tzic_enable_wake() - enable wakeup interrupt |
| 203 | * | 203 | * |
| 204 | * @return 0 if successful; non-zero otherwise | 204 | * @return 0 if successful; non-zero otherwise |
| 205 | * | ||
| 206 | * This function provides an interrupt synchronization point that is required | ||
| 207 | * by tzic enabled platforms before entering imx specific low power modes (ie, | ||
| 208 | * those low power modes beyond the WAIT_CLOCKED basic ARM WFI only mode). | ||
| 205 | */ | 209 | */ |
| 206 | int tzic_enable_wake(void) | 210 | int tzic_enable_wake(void) |
| 207 | { | 211 | { |