Data types defined for 64 bit physical address

Data types and I/O functions have been defined for
64 bit physical addresses in arm.

Signed-off-by: Aneesh Bansal <aneesh.bansal@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
diff --git a/arch/arm/include/asm/io.h b/arch/arm/include/asm/io.h
index bfbe0a0..75773bd 100644
--- a/arch/arm/include/asm/io.h
+++ b/arch/arm/include/asm/io.h
@@ -46,7 +46,7 @@
 static inline void *
 map_physmem(phys_addr_t paddr, unsigned long len, unsigned long flags)
 {
-	return (void *)paddr;
+	return (void *)((unsigned long)paddr);
 }
 
 /*
@@ -59,7 +59,7 @@
 
 static inline phys_addr_t virt_to_phys(void * vaddr)
 {
-	return (phys_addr_t)(vaddr);
+	return (phys_addr_t)((unsigned long)vaddr);
 }
 
 /*