ARM: kirkwood: use devicetree for rtc-mv

Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Acked-by: Arnd Bergmann <arnd@arndb.de>

arch/arm/boot/dts/kirkwood.dtsi

@@ -26,5 +26,11 @@ serial@12100 {
 			/* set clock-frequency in board dts */
 			status = "disabled";
 		};
+
+		rtc@10300 {
+			compatible = "mrvl,kirkwood-rtc", "mrvl,orion-rtc";
+			reg = <0x10300 0x20>;
+			interrupts = <53>;
+		};
 	};
 };

arch/arm/mach-kirkwood/board-dt.c

@@ -43,7 +43,6 @@ static void __init kirkwood_dt_init(void)
 #endif
 
 	/* internal devices that every board has */
-	kirkwood_rtc_init();
 	kirkwood_wdt_init();
 	kirkwood_xor0_init();
 	kirkwood_xor1_init();

arch/arm/mach-kirkwood/common.c

@@ -163,7 +163,7 @@ void __init kirkwood_nand_init_rnb(struct mtd_partition *parts, int nr_parts,
 /*****************************************************************************
  * SoC RTC
  ****************************************************************************/
-void __init kirkwood_rtc_init(void)
+static void __init kirkwood_rtc_init(void)
 {
 	orion_rtc_init(RTC_PHYS_BASE, IRQ_KIRKWOOD_RTC);
 }

arch/arm/mach-kirkwood/common.h

@@ -61,7 +61,6 @@ static inline void dreamplug_init(void) {};
 /* early init functions not converted to fdt yet */
 char *kirkwood_id(void);
 void kirkwood_l2_init(void);
-void kirkwood_rtc_init(void);
 void kirkwood_wdt_init(void);
 void kirkwood_xor0_init(void);
 void kirkwood_xor1_init(void);