diff --git a/[refs] b/[refs]
index bc93482c1050..a9d18a1f1f02 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 70911b861bfbba1851cbb3497635030f34703c7a
+refs/heads/master: 50dd3145a58b5cef03a95c1b98765bcc847a72d0
diff --git a/trunk/drivers/sh/pfc.c b/trunk/drivers/sh/pfc.c
index 082604edc4c2..cf0303acab8e 100644
--- a/trunk/drivers/sh/pfc.c
+++ b/trunk/drivers/sh/pfc.c
@@ -337,12 +337,39 @@ static int pinmux_config_gpio(struct pinmux_info *gpioc, unsigned gpio,
 		if (!enum_id)
 			break;
 
+		/* first check if this is a function enum */
 		in_range = enum_in_range(enum_id, &gpioc->function);
-		if (!in_range && range) {
-			in_range = enum_in_range(enum_id, range);
-
-			if (in_range && enum_id == range->force)
-				continue;
+		if (!in_range) {
+			/* not a function enum */
+			if (range) {
+				/*
+				 * other range exists, so this pin is
+				 * a regular GPIO pin that now is being
+				 * bound to a specific direction.
+				 *
+				 * for this case we only allow function enums
+				 * and the enums that match the other range.
+				 */
+				in_range = enum_in_range(enum_id, range);
+
+				/*
+				 * special case pass through for fixed
+				 * input-only or output-only pins without
+				 * function enum register association.
+				 */
+				if (in_range && enum_id == range->force)
+					continue;
+			} else {
+				/*
+				 * no other range exists, so this pin
+				 * must then be of the function type.
+				 *
+				 * allow function type pins to select
+				 * any combination of function/in/out
+				 * in their MARK lists.
+				 */
+				in_range = 1;
+			}
 		}
 
 		if (!in_range)