[PATCH v3 8/8] ARM: sun7i: dt: enable DMA on SPI
Emilio López
emilio at elopez.com.ar
Mon Aug 4 13:10:02 PDT 2014
All of our SPI controllers support DMA transfers, so let's add the
properties here so they can be used when it's best to do so.
Signed-off-by: Emilio López <emilio at elopez.com.ar>
Reviewed-by: Chen-Yu Tsai <wens at csie.org>
---
Changes from v2:
* Collect tag from Chen-Yu
arch/arm/boot/dts/sun7i-a20.dtsi | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi
index 510b5a8..ecdc873 100644
--- a/arch/arm/boot/dts/sun7i-a20.dtsi
+++ b/arch/arm/boot/dts/sun7i-a20.dtsi
@@ -437,6 +437,8 @@
interrupts = <0 10 4>;
clocks = <&ahb_gates 20>, <&spi0_clk>;
clock-names = "ahb", "mod";
+ dmas = <&dma 1 27>, <&dma 1 26>;
+ dma-names = "rx", "tx";
status = "disabled";
#address-cells = <1>;
#size-cells = <0>;
@@ -448,6 +450,8 @@
interrupts = <0 11 4>;
clocks = <&ahb_gates 21>, <&spi1_clk>;
clock-names = "ahb", "mod";
+ dmas = <&dma 1 9>, <&dma 1 8>;
+ dma-names = "rx", "tx";
status = "disabled";
#address-cells = <1>;
#size-cells = <0>;
@@ -543,6 +547,8 @@
interrupts = <0 12 4>;
clocks = <&ahb_gates 22>, <&spi2_clk>;
clock-names = "ahb", "mod";
+ dmas = <&dma 1 29>, <&dma 1 28>;
+ dma-names = "rx", "tx";
status = "disabled";
#address-cells = <1>;
#size-cells = <0>;
@@ -582,6 +588,8 @@
interrupts = <0 50 4>;
clocks = <&ahb_gates 23>, <&spi3_clk>;
clock-names = "ahb", "mod";
+ dmas = <&dma 1 31>, <&dma 1 30>;
+ dma-names = "rx", "tx";
status = "disabled";
#address-cells = <1>;
#size-cells = <0>;
--
2.0.4
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