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[PATCH 2/2] ARM: MX6q: enable DMA support for UART2



add uart2 for mx6q-arm2 board, and enable the DMA support for it.

Signed-off-by: Huang Shijie <b32955@xxxxxxxxxxxxx>
---
 arch/arm/boot/dts/imx6q-arm2.dts |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)

diff --git a/arch/arm/boot/dts/imx6q-arm2.dts b/arch/arm/boot/dts/imx6q-arm2.dts
index ce1c823..c9a6cb3 100644
--- a/arch/arm/boot/dts/imx6q-arm2.dts
+++ b/arch/arm/boot/dts/imx6q-arm2.dts
@@ -46,6 +46,14 @@
 				status = "okay";
 			};
 
+			uart2: uart@021e8000 {
+				fsl,uart-has-rtscts;
+				fsl,enable-dma;
+				fsl,uart-dma-events = <27 28>;
+				fsl,enable-dte;
+				status = "okay";
+			};
+
 			uart4: uart@021f0000 {
 				status = "okay";
 			};
-- 
1.7.0.4


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