[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, 6 insertions, 0 deletions

diff --git a/arch/arm/mach-kirkwood/common.c b/arch/arm/mach-kirkwood/common.c
index 3fab82a4c8fc..be1ca28fed3f 100644
--- a/arch/arm/mach-kirkwood/common.c
+++ b/arch/arm/mach-kirkwood/common.c
@@ -144,6 +144,9 @@ static struct platform_device kirkwood_ge00 = {
         .id             = 0,
         .num_resources  = 1,
         .resource       = kirkwood_ge00_resources,
+        .dev            = {
+                .coherent_dma_mask      = 0xffffffff,
+        },
 };
 
 void __init kirkwood_ge00_init(struct mv643xx_eth_platform_data *eth_data)
@@ -202,6 +205,9 @@ static struct platform_device kirkwood_ge01 = {
         .id             = 1,
         .num_resources  = 1,
         .resource       = kirkwood_ge01_resources,
+        .dev            = {
+                .coherent_dma_mask      = 0xffffffff,
+        },
 };
 
 void __init kirkwood_ge01_init(struct mv643xx_eth_platform_data *eth_data)