irqchip: atmel-aic5: The sama5d3 has 48 IRQs

The FUSE and RAM controllers don't have any connected IRQs, reducing the number
of IRQs to 48.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Link: https://lkml.kernel.org/r/1410446511-29477-1-git-send-email-alexandre.belloni@free-electrons.com
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
diff --git a/drivers/irqchip/irq-atmel-aic5.c b/drivers/irqchip/irq-atmel-aic5.c
index edb2270..22c9228 100644
--- a/drivers/irqchip/irq-atmel-aic5.c
+++ b/drivers/irqchip/irq-atmel-aic5.c
@@ -343,7 +343,7 @@
 	return 0;
 }
 
-#define NR_SAMA5D3_IRQS		50
+#define NR_SAMA5D3_IRQS		48
 
 static int __init sama5d3_aic5_of_init(struct device_node *node,
 				       struct device_node *parent)