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-rw-r--r--arch/openrisc/kernel/process.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/openrisc/kernel/process.c b/arch/openrisc/kernel/process.c
index c49350b200e1..6e9d1cb519f2 100644
--- a/arch/openrisc/kernel/process.c
+++ b/arch/openrisc/kernel/process.c
@@ -75,6 +75,17 @@ void machine_power_off(void)
__asm__("l.nop 1");
}
+/*
+ * Send the doze signal to the cpu if available.
+ * Make sure, that all interrupts are enabled
+ */
+void arch_cpu_idle(void)
+{
+ local_irq_enable();
+ if (mfspr(SPR_UPR) & SPR_UPR_PMP)
+ mtspr(SPR_PMR, mfspr(SPR_PMR) | SPR_PMR_DME);
+}
+
void (*pm_power_off) (void) = machine_power_off;
/*