[ARM] sa1111: allow cascaded IRQs to be used by platforms
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
diff --git a/arch/arm/include/asm/hardware/sa1111.h b/arch/arm/include/asm/hardware/sa1111.h
index 5da2595..92ed254 100644
--- a/arch/arm/include/asm/hardware/sa1111.h
+++ b/arch/arm/include/asm/hardware/sa1111.h
@@ -578,4 +578,8 @@
void sa1111_set_io(struct sa1111_dev *sadev, unsigned int bits, unsigned int v);
void sa1111_set_sleep_io(struct sa1111_dev *sadev, unsigned int bits, unsigned int v);
+struct sa1111_platform_data {
+ int irq_base; /* base for cascaded on-chip IRQs */
+};
+
#endif /* _ASM_ARCH_SA1111 */