diff --git a/include/asm-sh/byteorder.h b/include/asm-sh/byteorder.h
index 0eb9904..4c13e61 100644
--- a/include/asm-sh/byteorder.h
+++ b/include/asm-sh/byteorder.h
@@ -11,13 +11,13 @@
 static inline __attribute_const__ __u32 ___arch__swab32(__u32 x)
 {
 	__asm__(
-#ifdef CONFIG_SUPERH32
+#ifdef __SH5__
+		"byterev	%0, %0\n\t"
+		"shari		%0, 32, %0"
+#else
 		"swap.b		%0, %0\n\t"
 		"swap.w		%0, %0\n\t"
 		"swap.b		%0, %0"
-#else
-		"byterev	%0, %0\n\t"
-		"shari		%0, 32, %0"
 #endif
 		: "=r" (x)
 		: "0" (x));
@@ -28,12 +28,11 @@
 static inline __attribute_const__ __u16 ___arch__swab16(__u16 x)
 {
 	__asm__(
-#ifdef CONFIG_SUPERH32
-		"swap.b		%0, %0"
-#else
+#ifdef __SH5__
 		"byterev	%0, %0\n\t"
 		"shari		%0, 32, %0"
-
+#else
+		"swap.b		%0, %0"
 #endif
 		: "=r" (x)
 		:  "0" (x));
diff --git a/include/asm-sh/posix_types.h b/include/asm-sh/posix_types.h
index 4b9d11c..4eeb723 100644
--- a/include/asm-sh/posix_types.h
+++ b/include/asm-sh/posix_types.h
@@ -4,4 +4,10 @@
 # else
 #  include "posix_types_64.h"
 # endif
+#else
+# ifdef __SH5__
+#  include "posix_types_64.h"
+# else
+#  include "posix_types_32.h"
+# endif
 #endif /* __KERNEL__ */