1 files changed, 5 insertions, 2 deletions

diff --git a/arch/arm/mm/mm.h b/arch/arm/mm/mm.h
index 93dc0c17cdcb..6776160618ef 100644
--- a/arch/arm/mm/mm.h
+++ b/arch/arm/mm/mm.h
@@ -59,12 +59,15 @@ extern void __flush_dcache_page(struct address_space *mapping, struct page *page
 #define VM_ARM_MTYPE(mt)                ((mt) << 20)
 #define VM_ARM_MTYPE_MASK       (0x1f << 20)
 
+/* consistent regions used by dma_alloc_attrs() */
+#define VM_ARM_DMA_CONSISTENT   0x20000000
+
 #endif
 
 #ifdef CONFIG_ZONE_DMA
-extern u32 arm_dma_limit;
+extern phys_addr_t arm_dma_limit;
 #else
-#define arm_dma_limit ((u32)~0)
+#define arm_dma_limit ((phys_addr_t)~0)
 #endif
 
 extern phys_addr_t arm_lowmem_limit;