[MIPS] INCA-IP: Move watchdog init code from start.S to lowlevel_init()

Move things to appropriate place.

Signed-off-by: Shinya Kuribayashi <skuribay@ruby.dti.ne.jp>

board/incaip/lowlevel_init.S

@@ -276,6 +276,12 @@ __sdram_init:
 	.ent	lowlevel_init
 lowlevel_init:
 
+	/* Disable Watchdog.
+	 */
+	la	t9, disable_incaip_wdt
+	jalr	t9
+	nop
+
 	/* EBU, CGU and SDRAM Initialization.
 	 */
 	li	a0, CPU_CLOCK_RATE

cpu/mips/start.S

@@ -240,14 +240,6 @@ reset:
 1:
 	lw	gp, 0(ra)
 
-#ifdef CONFIG_INCA_IP
-	/* Disable INCA-IP Watchdog.
-	 */
-	la	t9, disable_incaip_wdt
-	jalr	t9
-	nop
-#endif
-
 	/* Initialize any external memory.
 	 */
 	la	t9, lowlevel_init