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Subject[PATCH 2/2] ARM: dts: imx7: add DMA properties for ECSPI
Date
Allow to use DMA for SPI by adding the appropriate DMA properites
to the ecspi nodes.

Signed-off-by: Stefan Agner <stefan@agner.ch>
---
arch/arm/boot/dts/imx7s.dtsi | 8 ++++++++
1 file changed, 8 insertions(+)

diff --git a/arch/arm/boot/dts/imx7s.dtsi b/arch/arm/boot/dts/imx7s.dtsi
index a052198f6e96..b9330176c3af 100644
--- a/arch/arm/boot/dts/imx7s.dtsi
+++ b/arch/arm/boot/dts/imx7s.dtsi
@@ -653,6 +653,8 @@
clocks = <&clks IMX7D_ECSPI4_ROOT_CLK>,
<&clks IMX7D_ECSPI4_ROOT_CLK>;
clock-names = "ipg", "per";
+ dmas = <&sdma 6 7 1>, <&sdma 7 7 2>;
+ dma-names = "rx", "tx";
status = "disabled";
};

@@ -734,6 +736,8 @@
clocks = <&clks IMX7D_ECSPI1_ROOT_CLK>,
<&clks IMX7D_ECSPI1_ROOT_CLK>;
clock-names = "ipg", "per";
+ dmas = <&sdma 0 7 1>, <&sdma 1 7 2>;
+ dma-names = "rx", "tx";
status = "disabled";
};

@@ -746,6 +750,8 @@
clocks = <&clks IMX7D_ECSPI2_ROOT_CLK>,
<&clks IMX7D_ECSPI2_ROOT_CLK>;
clock-names = "ipg", "per";
+ dmas = <&sdma 2 7 1>, <&sdma 3 7 2>;
+ dma-names = "rx", "tx";
status = "disabled";
};

@@ -758,6 +764,8 @@
clocks = <&clks IMX7D_ECSPI3_ROOT_CLK>,
<&clks IMX7D_ECSPI3_ROOT_CLK>;
clock-names = "ipg", "per";
+ dmas = <&sdma 4 7 1>, <&sdma 5 7 2>;
+ dma-names = "rx", "tx";
status = "disabled";
};

--
2.20.1
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