[ARM] ep93xx: fix OHCI DMA mask

Signed-off-by: Matthias Kaehlcke <matthias@kaehlcke.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c
index de53f0be71b9bce70b34941eb51ba263f4cbc3ff..48345fb34613434d2fa6c0e3b7bbd7dcb0a529c4 100644 (file)
--- a/arch/arm/mach-ep93xx/core.c
+++ b/arch/arm/mach-ep93xx/core.c
@@ -26,6 +26,7 @@
 #include <linux/serial_core.h>
 #include <linux/device.h>
 #include <linux/mm.h>
+#include <linux/dma-mapping.h>
 #include <linux/time.h>
 #include <linux/timex.h>
 #include <linux/delay.h>
@@ -449,12 +450,13 @@ static struct resource ep93xx_ohci_resources[] = {
        },
 };
 
+
 static struct platform_device ep93xx_ohci_device = {
        .name           = "ep93xx-ohci",
        .id             = -1,
        .dev            = {
-               .dma_mask               = (void *)0xffffffff,
-               .coherent_dma_mask      = 0xffffffff,
+               .dma_mask               = &ep93xx_ohci_device.dev.coherent_dma_mask,
+               .coherent_dma_mask      = DMA_BIT_MASK(32),
        },
        .num_resources  = ARRAY_SIZE(ep93xx_ohci_resources),
        .resource       = ep93xx_ohci_resources,