mfd : Check if the db8500 prcmu has pending irq

This patch allows to check if there are some pending irqs
on the prcmu.

Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

2 files changed, 9 insertions, 0 deletions

diff --git a/include/linux/mfd/db8500-prcmu.h b/include/linux/mfd/db8500-prcmu.h
index a5915852176..926bdb3adc0 100644
--- a/include/linux/mfd/db8500-prcmu.h
+++ b/include/linux/mfd/db8500-prcmu.h
@@ -584,6 +584,7 @@ int db8500_prcmu_gic_decouple(void);
 int db8500_prcmu_gic_recouple(void);
 int db8500_prcmu_copy_gic_settings(void);
 bool db8500_prcmu_gic_pending_irq(void);
+bool db8500_prcmu_pending_irq(void);
 void db8500_prcmu_enable_wakeups(u32 wakeups);
 int db8500_prcmu_set_epod(u16 epod_id, u8 epod_state);
 int db8500_prcmu_request_clock(u8 clock, bool enable);
diff --git a/include/linux/mfd/dbx500-prcmu.h b/include/linux/mfd/dbx500-prcmu.h
index f8429cad0db..5c72c07e20e 100644
--- a/include/linux/mfd/dbx500-prcmu.h
+++ b/include/linux/mfd/dbx500-prcmu.h
@@ -313,6 +313,14 @@ static inline int prcmu_copy_gic_settings(void)
                 return db8500_prcmu_copy_gic_settings();
 }
 
+static inline bool prcmu_pending_irq(void)
+{
+        if (cpu_is_u5500())
+                return -EINVAL;
+        else
+                return db8500_prcmu_pending_irq();
+}
+
 static inline int prcmu_set_epod(u16 epod_id, u8 epod_state)
 {
         if (cpu_is_u5500())