[ARM] add coherent DMA mask for mv643xx_eth

Since commit eb0519b5a1cf, mv643xx_eth is non functional on ARM because
the platform device declaration does not include any coherent DMA mask
and coherent memory allocations fail.

Signed-off-by: Nicolas Pitre <nico@marvell.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/arch/arm/mach-orion5x/common.c b/arch/arm/mach-orion5x/common.c
index a51fb9dd65a7..b1c7778d9f96 100644
--- a/arch/arm/mach-orion5x/common.c
+++ b/arch/arm/mach-orion5x/common.c
@@ -188,6 +188,9 @@ static struct platform_device orion5x_eth = {
         .id             = 0,
         .num_resources  = 1,
         .resource       = orion5x_eth_resources,
+        .dev            = {
+                .coherent_dma_mask      = 0xffffffff,
+        },
 };
 
 void __init orion5x_eth_init(struct mv643xx_eth_platform_data *eth_data)