1 files changed, 3 insertions, 2 deletions

diff --git a/arch/mips/au1000/pb1200/platform.c b/arch/mips/au1000/pb1200/platform.c
index 5930110b9b6d..f8fb0aeac571 100644
--- a/arch/mips/au1000/pb1200/platform.c
+++ b/arch/mips/au1000/pb1200/platform.c
@@ -18,6 +18,7 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  */
 
+#include <linux/dma-mapping.h>
 #include <linux/init.h>
 #include <linux/platform_device.h>
 
@@ -36,14 +37,14 @@ static struct resource ide_resources[] = {
         }
 };
 
-static u64 ide_dmamask = ~(u32)0;
+static u64 ide_dmamask = DMA_32BIT_MASK;
 
 static struct platform_device ide_device = {
         .name           = "au1200-ide",
         .id             = 0,
         .dev = {
                 .dma_mask               = &ide_dmamask,
-                .coherent_dma_mask      = 0xffffffff,
+                .coherent_dma_mask      = DMA_32BIT_MASK,
         },
         .num_resources  = ARRAY_SIZE(ide_resources),
         .resource       = ide_resources