[PATCH 1/2] ARM: dts: imx6ul: add DMA properties for ECSPI
From: Stefan Agner
Date: Mon Jan 07 2019 - 08:26:13 EST
Allow to use DMA for SPI by adding the appropriate DMA properites
to the ecspi nodes.
Signed-off-by: Stefan Agner <stefan@xxxxxxxx>
---
arch/arm/boot/dts/imx6ul.dtsi | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/arch/arm/boot/dts/imx6ul.dtsi b/arch/arm/boot/dts/imx6ul.dtsi
index 6dc0b569acdf..b0193abf7005 100644
--- a/arch/arm/boot/dts/imx6ul.dtsi
+++ b/arch/arm/boot/dts/imx6ul.dtsi
@@ -227,6 +227,8 @@
clocks = <&clks IMX6UL_CLK_ECSPI1>,
<&clks IMX6UL_CLK_ECSPI1>;
clock-names = "ipg", "per";
+ dmas = <&sdma 3 7 1>, <&sdma 4 7 2>;
+ dma-names = "rx", "tx";
status = "disabled";
};
@@ -239,6 +241,8 @@
clocks = <&clks IMX6UL_CLK_ECSPI2>,
<&clks IMX6UL_CLK_ECSPI2>;
clock-names = "ipg", "per";
+ dmas = <&sdma 5 7 1>, <&sdma 6 7 2>;
+ dma-names = "rx", "tx";
status = "disabled";
};
@@ -251,6 +255,8 @@
clocks = <&clks IMX6UL_CLK_ECSPI3>,
<&clks IMX6UL_CLK_ECSPI3>;
clock-names = "ipg", "per";
+ dmas = <&sdma 7 7 1>, <&sdma 8 7 2>;
+ dma-names = "rx", "tx";
status = "disabled";
};
@@ -263,6 +269,8 @@
clocks = <&clks IMX6UL_CLK_ECSPI4>,
<&clks IMX6UL_CLK_ECSPI4>;
clock-names = "ipg", "per";
+ dmas = <&sdma 9 7 1>, <&sdma 10 7 2>;
+ dma-names = "rx", "tx";
status = "disabled";
};
--
2.20.1