diff --git a/sys/dev/fdt/simplebus.c b/sys/dev/fdt/simplebus.c
--- a/sys/dev/fdt/simplebus.c
+++ b/sys/dev/fdt/simplebus.c
@@ -461,9 +461,6 @@
 		count = rle->count;
         }
 
-	if (type == SYS_RES_IOPORT)
-		type = SYS_RES_MEMORY;
-
 	if (type == SYS_RES_MEMORY) {
 		/* Remap through ranges property */
 		for (j = 0; j < sc->nranges; j++) {