diff --git a/arch/microblaze/include/asm/prom.h b/arch/microblaze/include/asm/prom.h
index 6636889..11cb484 100644
--- a/arch/microblaze/include/asm/prom.h
+++ b/arch/microblaze/include/asm/prom.h
@@ -73,16 +73,6 @@
 	u32	dt_struct_size; /* size of the DT structure block */
 };
 
-typedef u32 phandle;
-typedef u32 ihandle;
-
-struct property {
-	char	*name;
-	int	length;
-	void	*value;
-	struct property *next;
-};
-
 struct device_node {
 	const char *name;
 	const char *type;
diff --git a/arch/powerpc/include/asm/prom.h b/arch/powerpc/include/asm/prom.h
index b0a84ea..c236326 100644
--- a/arch/powerpc/include/asm/prom.h
+++ b/arch/powerpc/include/asm/prom.h
@@ -71,18 +71,6 @@
 	u32	dt_struct_size;		/* size of the DT structure block */
 };
 
-
-
-typedef u32 phandle;
-typedef u32 ihandle;
-
-struct property {
-	char	*name;
-	int	length;
-	void	*value;
-	struct property *next;
-};
-
 struct device_node {
 	const char *name;
 	const char *type;
diff --git a/arch/sparc/include/asm/prom.h b/arch/sparc/include/asm/prom.h
index 0733170..b34f988 100644
--- a/arch/sparc/include/asm/prom.h
+++ b/arch/sparc/include/asm/prom.h
@@ -29,18 +29,6 @@
 #define of_prop_cmp(s1, s2)		strcasecmp((s1), (s2))
 #define of_node_cmp(s1, s2)		strcmp((s1), (s2))
 
-typedef u32 phandle;
-typedef u32 ihandle;
-
-struct property {
-	char	*name;
-	int	length;
-	void	*value;
-	struct property *next;
-	unsigned long _flags;
-	unsigned int unique_id;
-};
-
 struct of_irq_controller;
 struct device_node {
 	const char	*name;
diff --git a/include/linux/of.h b/include/linux/of.h
index 7be2d10..4668b29 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -19,6 +19,18 @@
 #include <linux/bitops.h>
 #include <linux/mod_devicetable.h>
 
+typedef u32 phandle;
+typedef u32 ihandle;
+
+struct property {
+	char	*name;
+	int	length;
+	void	*value;
+	struct property *next;
+	unsigned long _flags;
+	unsigned int unique_id;
+};
+
 #include <asm/prom.h>
 
 /* flag descriptions */