[ARM] Re-jig Linux PTE bits to allow room for 4 memory type bits

Signed-off-by: NRussell King <rmk+kernel@arm.linux.org.uk>

arch/arm/include/asm/pgtable.h

@@ -166,10 +166,10 @@ extern void __pgd_error(const char *file, int line, unsigned long val);
 #define L_PTE_YOUNG		(1 << 1)
 #define L_PTE_BUFFERABLE	(1 << 2)	/* matches PTE */
 #define L_PTE_CACHEABLE		(1 << 3)	/* matches PTE */
-#define L_PTE_USER		(1 << 4)
-#define L_PTE_WRITE		(1 << 5)
-#define L_PTE_EXEC		(1 << 6)
-#define L_PTE_DIRTY		(1 << 7)
+#define L_PTE_DIRTY		(1 << 6)
+#define L_PTE_WRITE		(1 << 7)
+#define L_PTE_USER		(1 << 8)
+#define L_PTE_EXEC		(1 << 9)
 #define L_PTE_SHARED		(1 << 10)	/* shared(v6), coherent(xsc3) */
 
 #ifndef __ASSEMBLY__