[PATCH 2/2] ARM: MX6q: enable DMA support for UART2
Huang Shijie
b32955 at freescale.com
Thu Apr 26 06:37:12 EDT 2012
add uart2 for mx6q-arm2 board, and enable the DMA support for it.
Signed-off-by: Huang Shijie <b32955 at freescale.com>
---
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 at 021e8000 {
+ fsl,uart-has-rtscts;
+ fsl,enable-dma;
+ fsl,uart-dma-events = <27 28>;
+ fsl,enable-dte;
+ status = "okay";
+ };
+
uart4: uart at 021f0000 {
status = "okay";
};
--
1.7.0.4
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