ARM: highbank: enable coherent DMA for xgmac in dts

Enable the xgmac to use the coherent DMA path in highbank.dts

Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>

diff --git a/arch/arm/boot/dts/highbank.dts b/arch/arm/boot/dts/highbank.dts
index 28d5872..e39a79a 100644 (file)
--- a/arch/arm/boot/dts/highbank.dts
+++ b/arch/arm/boot/dts/highbank.dts
@@ -308,12 +308,14 @@
                        compatible = "calxeda,hb-xgmac";
                        reg = <0xfff50000 0x1000>;
                        interrupts = <0 77 4  0 78 4  0 79 4>;
+                       dma-coherent;
                };
 
                ethernet@fff51000 {
                        compatible = "calxeda,hb-xgmac";
                        reg = <0xfff51000 0x1000>;
                        interrupts = <0 80 4  0 81 4  0 82 4>;
+                       dma-coherent;
                };
 
                combophy0: combo-phy@fff58000 {