Index: head/sys/mips/mediatek/mtk_soc.c
===================================================================
--- head/sys/mips/mediatek/mtk_soc.c
+++ head/sys/mips/mediatek/mtk_soc.c
@@ -257,7 +257,7 @@
 	else
 		base = MTK_DEFAULT_BASE;
 
-	if (bus_space_map(bst, MTK_DEFAULT_BASE, MTK_DEFAULT_SIZE, 0, &bsh))
+	if (bus_space_map(bst, base, MTK_DEFAULT_SIZE, 0, &bsh))
 		return;
 
 	/* First, figure out the CPU clock */