ARM: shmobile: irq_pin() for static IRQ pin assignment

Add the macro irq_pin() to let board-specific code using
platform devices tie in external IRQn pins in a common way.

Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/arch/arm/mach-shmobile/include/mach/irqs.h b/arch/arm/mach-shmobile/include/mach/irqs.h
index 992ed21..b2074e2 100644 (file)
--- a/arch/arm/mach-shmobile/include/mach/irqs.h
+++ b/arch/arm/mach-shmobile/include/mach/irqs.h
@@ -12,4 +12,8 @@
 #define INTCS_VECT(n, vect)    INTC_VECT((n), INTCS_VECT_BASE + (vect))
 #define intcs_evt2irq(evt)     evt2irq(INTCS_VECT_BASE + (evt))
 
+/* External IRQ pins */
+#define IRQPIN_BASE            2000
+#define irq_pin(nr)            ((nr) + IRQPIN_BASE)
+
 #endif /* __ASM_MACH_IRQS_H */