ARM: SAMSUNG: Let platforms use the new watchdog reset driver

This patch moves all platforms using the legacy watchdog reset helper
function to the new watchdog reset driver.

Signed-off-by: Tomasz Figa <tomasz.figa@gmail.com>
Tested-by: Sylwester Nawrocki <sylvester.nawrocki@gmail.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
diff --git a/arch/arm/mach-s3c24xx/s3c244x.c b/arch/arm/mach-s3c24xx/s3c244x.c
index 2a35edb..d0423e2 100644
--- a/arch/arm/mach-s3c24xx/s3c244x.c
+++ b/arch/arm/mach-s3c24xx/s3c244x.c
@@ -133,6 +133,7 @@
 	s3c24xx_register_baseclocks(xtal);
 	s3c244x_setup_clocks();
 	s3c2410_baseclk_add();
+	samsung_wdt_reset_init(S3C24XX_VA_WATCHDOG);
 }
 
 /* Since the S3C2442 and S3C2440 share items, put both subsystems here */
@@ -202,7 +203,7 @@
 	if (mode == 's')
 		soft_restart(0);
 
-	arch_wdt_reset();
+	samsung_wdt_reset();
 
 	/* we'll take a jump through zero as a poor second */
 	soft_restart(0);