diff --git a/board/Marvell/openrd_base/openrd_base.h b/board/Marvell/openrd_base/openrd_base.h
index f3daf17..965bd50 100644
--- a/board/Marvell/openrd_base/openrd_base.h
+++ b/board/Marvell/openrd_base/openrd_base.h
@@ -30,10 +30,10 @@
 #ifndef __OPENRD_BASE_H
 #define __OPENRD_BASE_H
 
-#define OPENRD_OE_LOW		(~(1<<28))        /* RS232 / RS485 */
-#define OPENRD_OE_HIGH		(~(1<<2))         /* SD / UART1 */
-#define OPENRD_OE_VAL_LOW		(0)       /* Sel RS232 */
-#define OPENRD_OE_VAL_HIGH		(1 << 2)  /* Sel SD */
+#define OPENRD_OE_LOW		(~((1<<28) | (1<<7)))  /* RS232 / RS485 */
+#define OPENRD_OE_HIGH		(~(1<<2))              /* SD / UART1 */
+#define OPENRD_OE_VAL_LOW		(1<<7)         /* Sel RS232 */
+#define OPENRD_OE_VAL_HIGH		(1 << 2)       /* Sel SD */
 
 /* PHY related */
 #define MV88E1116_LED_FCTRL_REG		10