am335x: Enable CONFIG_OMAP_WATCHDOG support

There is a board-specific portion for calling watchdog enable itself, in
main U-Boot.

Signed-off-by: Tom Rini <trini@ti.com>
diff --git a/include/configs/ti_am335x_common.h b/include/configs/ti_am335x_common.h
index 03726f2..10fe47f 100644
--- a/include/configs/ti_am335x_common.h
+++ b/include/configs/ti_am335x_common.h
@@ -47,6 +47,10 @@
 #define CONFIG_BOOTCOUNT_LIMIT
 #define CONFIG_SYS_BOOTCOUNT_ADDR	0x44E3E000
 
+/* Enable the HW watchdog, since we can use this with bootcount */
+#define CONFIG_HW_WATCHDOG
+#define CONFIG_OMAP_WATCHDOG
+
 /*
  * SPL related defines.  The Public RAM memory map the ROM defines the
  * area between 0x402F0400 and 0x4030B800 as a download area and
@@ -57,6 +61,9 @@
 #define CONFIG_SPL_TEXT_BASE		0x402F0400
 #define CONFIG_SPL_MAX_SIZE		(0x4030B800 - CONFIG_SPL_TEXT_BASE)
 
+/* Enable the watchdog inside of SPL */
+#define CONFIG_SPL_WATCHDOG_SUPPORT
+
 /*
  * Since SPL did pll and ddr initialization for us,
  * we don't need to do it twice.