ARM: kirkwood: Add support for RTC interrupts which allows RTC alarms.

Tested using the test program in Documentation/rtc.txt
Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Nicolas Pitre <nico@fluxnic.net>

arch/arm/mach-kirkwood/common.c

@@ -328,7 +328,7 @@ void __init kirkwood_nand_init_rnb(struct mtd_partition *parts, int nr_parts,
  ****************************************************************************/
 static void __init kirkwood_rtc_init(void)
 {
-	orion_rtc_init(RTC_PHYS_BASE, NO_IRQ);
+	orion_rtc_init(RTC_PHYS_BASE, IRQ_KIRKWOOD_RTC);
 }
 
 

arch/arm/mach-kirkwood/include/mach/irqs.h

@@ -51,6 +51,7 @@
 #define IRQ_KIRKWOOD_GPIO_HIGH_16_23	41
 #define IRQ_KIRKWOOD_GE00_ERR	46
 #define IRQ_KIRKWOOD_GE01_ERR	47
+#define IRQ_KIRKWOOD_RTC        53
 
 /*
  * KIRKWOOD General Purpose Pins