arm/mx51: add watchdog device

Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Cc: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
diff --git a/arch/arm/mach-mx5/devices.h b/arch/arm/mach-mx5/devices.h
index 0494d6b..c879ae7 100644
--- a/arch/arm/mach-mx5/devices.h
+++ b/arch/arm/mach-mx5/devices.h
@@ -5,3 +5,4 @@
 extern struct platform_device mxc_usbdr_host_device;
 extern struct platform_device mxc_usbh1_device;
 extern struct platform_device mxc_usbdr_udc_device;
+extern struct platform_device mxc_wdt;