Patchwork [6/6] arm64: dts: allwinner: h6: Add DMA node

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Submitter Jernej Škrabec
Date March 7, 2019, 4:58 p.m.
Message ID <20190307165829.9086-7-jernej.skrabec@siol.net>
Download mbox | patch
Permalink /patch/743803/
State New
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Comments

Jernej Škrabec - March 7, 2019, 4:58 p.m.
H6 has DMA controller which supports 16 channels.

Add a node for it.

Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net>
---
 arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi | 12 ++++++++++++
 1 file changed, 12 insertions(+)

Patch

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
index c9e861a50a63..ff8cf6e3b6ec 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
@@ -192,6 +192,18 @@ 
 			#reset-cells = <1>;
 		};
 
+		dma: dma-controller@3002000 {
+			compatible = "allwinner,sun50i-h6-dma";
+			reg = <0x03002000 0x1000>;
+			interrupts = <GIC_SPI 43 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&ccu CLK_BUS_DMA>, <&ccu CLK_MBUS_DMA>;
+			clock-names = "bus", "mbus";
+			dma-channels = <16>;
+			dma-requests = <46>;
+			resets = <&ccu RST_BUS_DMA>;
+			#dma-cells = <1>;
+		};
+
 		pio: pinctrl@300b000 {
 			compatible = "allwinner,sun50i-h6-pinctrl";
 			reg = <0x0300b000 0x400>;