Thread (13 messages) 13 messages, 2 authors, 2017-12-10
STALE3106d
Revisions (2)
  1. v1 [diff vs current]
  2. v1 current

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

From: tyler at opensourcefoundries.com <hidden>
Date: 2017-12-05 22:27:31
Also in: linux-devicetree, lkml
Subsystem: the rest · Maintainer: Linus Torvalds

From: Tyler Baker <redacted>

Enable dma on all SPI interfaces.

Signed-off-by: Tyler Baker <redacted>
---
 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
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