[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>
diff --git a/board/incaip/lowlevel_init.S b/board/incaip/lowlevel_init.S
index 14d738a..b39f93d 100644
--- a/board/incaip/lowlevel_init.S
+++ b/board/incaip/lowlevel_init.S
@@ -276,6 +276,12 @@
 	.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
diff --git a/cpu/mips/start.S b/cpu/mips/start.S
index 930f9b3..fde2944 100644
--- a/cpu/mips/start.S
+++ b/cpu/mips/start.S
@@ -240,14 +240,6 @@
 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