linux-kernel - [PATCH v1 3/6] ARM: dts: imx7s: add dma support

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Date:   Tue,  5 Dec 2017 14:27:04 -0800
From:   tyler@...nsourcefoundries.com
To:     shawnguo@...nel.org, festevam@...il.com, kernel@...gutronix.de
Cc:     robh+dt@...nel.org, mark.rutland@....com,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, fabio.estevam@....com,
        Tyler Baker <tyler@...nsourcefoundries.com>
Subject: [PATCH v1 3/6] ARM: dts: imx7s: add dma support

From: Tyler Baker <tyler@...nsourcefoundries.com>

Enable dma on all SPI interfaces.

Signed-off-by: Tyler Baker <tyler@...nsourcefoundries.com>
---
 arch/arm/boot/dts/imx7s.dtsi | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/arm/boot/dts/imx7s.dtsi b/arch/arm/boot/dts/imx7s.dtsi
index 82ad26e..7b85659 100644
--- a/arch/arm/boot/dts/imx7s.dtsi
+++ b/arch/arm/boot/dts/imx7s.dtsi
@@ -700,6 +700,8 @@
 				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";
 			};
 
@@ -712,6 +714,8 @@
 				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";
 			};
 
@@ -724,6 +728,8 @@
 				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";
 			};
 
-- 
2.9.3