[ARM] Orion: free up kernel virtual address space

Move Orion virtual mappings higher up in the address space, to free
up more kernel virtual address space.

Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
Signed-off-by: Nicolas Pitre <nico@marvell.com>
diff --git a/include/asm-arm/arch-orion/vmalloc.h b/include/asm-arm/arch-orion/vmalloc.h
index 23e2a10..9d58027 100644
--- a/include/asm-arm/arch-orion/vmalloc.h
+++ b/include/asm-arm/arch-orion/vmalloc.h
@@ -2,4 +2,4 @@
  * include/asm-arm/arch-orion/vmalloc.h
  */
 
-#define VMALLOC_END       0xf0000000
+#define VMALLOC_END       0xfd800000