ARC: [Review] Multi-platform image #3: switch to board callback

-platform API is retired and instead callbacks are used

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Acked-by: Arnd Bergmann <arnd@arndb.de>
diff --git a/arch/arc/plat-arcfpga/irq.c b/arch/arc/plat-arcfpga/irq.c
index 590edd1..0ea43c2 100644
--- a/arch/arc/plat-arcfpga/irq.c
+++ b/arch/arc/plat-arcfpga/irq.c
@@ -11,7 +11,7 @@
 #include <linux/interrupt.h>
 #include <asm/irq.h>
 
-void __init plat_init_IRQ(void)
+void __init plat_fpga_init_IRQ(void)
 {
 	/*
 	 * SMP Hack because UART IRQ hardwired to cpu0 (boot-cpu) but if the