ARM: dts: imx53: Add DMA configuration for UART

In order to use sdma with UART, we need to add DMA configuration in device tree.

Signed-off-by: Fabien Lahoudere <fabien.lahoudere@collabora.co.uk>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm/boot/dts/imx53.dtsi b/arch/arm/boot/dts/imx53.dtsi
index cd17037..c1bc97c 100644 (file)
--- a/arch/arm/boot/dts/imx53.dtsi
+++ b/arch/arm/boot/dts/imx53.dtsi
@@ -217,6 +217,8 @@
                                        clocks = <&clks IMX5_CLK_UART3_IPG_GATE>,
                                                 <&clks IMX5_CLK_UART3_PER_GATE>;
                                        clock-names = "ipg", "per";
+                                       dmas = <&sdma 42 4 0>, <&sdma 43 4 0>;
+                                       dma-names = "rx", "tx";
                                        status = "disabled";
                                };
 
@@ -498,6 +500,8 @@
                                clocks = <&clks IMX5_CLK_UART1_IPG_GATE>,
                                         <&clks IMX5_CLK_UART1_PER_GATE>;
                                clock-names = "ipg", "per";
+                               dmas = <&sdma 18 4 0>, <&sdma 19 4 0>;
+                               dma-names = "rx", "tx";
                                status = "disabled";
                        };
 
@@ -508,6 +512,8 @@
                                clocks = <&clks IMX5_CLK_UART2_IPG_GATE>,
                                         <&clks IMX5_CLK_UART2_PER_GATE>;
                                clock-names = "ipg", "per";
+                               dmas = <&sdma 12 4 0>, <&sdma 13 4 0>;
+                               dma-names = "rx", "tx";
                                status = "disabled";
                        };
 
@@ -591,6 +597,8 @@
                                clocks = <&clks IMX5_CLK_UART4_IPG_GATE>,
                                         <&clks IMX5_CLK_UART4_PER_GATE>;
                                clock-names = "ipg", "per";
+                               dmas = <&sdma 2 4 0>, <&sdma 3 4 0>;
+                               dma-names = "rx", "tx";
                                status = "disabled";
                        };
                };
@@ -621,6 +629,8 @@
                                clocks = <&clks IMX5_CLK_UART5_IPG_GATE>,
                                         <&clks IMX5_CLK_UART5_PER_GATE>;
                                clock-names = "ipg", "per";
+                               dmas = <&sdma 16 4 0>, <&sdma 17 4 0>;
+                               dma-names = "rx", "tx";
                                status = "disabled";
                        };