ARM: ls1021a: Add dma-coherent property for eTSEC nodes

This patch adds dma-coherent property for eTSEC nodes, so
coherent DMA operations are supported.

Signed-off-by: Alison Wang <alison.wang@freescale.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm/boot/dts/ls1021a.dtsi b/arch/arm/boot/dts/ls1021a.dtsi
index 1575883..2798058 100644 (file)
--- a/arch/arm/boot/dts/ls1021a.dtsi
+++ b/arch/arm/boot/dts/ls1021a.dtsi
@@ -445,6 +445,7 @@
                        model = "eTSEC";
                        fsl,magic-packet;
                        ranges;
+                       dma-coherent;
 
                        queue-group@2d10000 {
                                #address-cells = <2>;
@@ -473,6 +474,7 @@
                        interrupt-parent = <&gic>;
                        model = "eTSEC";
                        ranges;
+                       dma-coherent;
 
                        queue-group@2d50000  {
                                #address-cells = <2>;
@@ -501,6 +503,7 @@
                        interrupt-parent = <&gic>;
                        model = "eTSEC";
                        ranges;
+                       dma-coherent;
 
                        queue-group@2d90000  {
                                #address-cells = <2>;