linux-kernel - [PATCH 2/4] arm64: dts: actions: Add Actions Semi S900 DMA Controller

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Message-Id: <20180718200709.27102-3-manivannan.sadhasivam@linaro.org>
Date:   Thu, 19 Jul 2018 01:37:07 +0530
From:   Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
To:     vkoul@...nel.org, dan.j.williams@...el.com, afaerber@...e.de,
        robh+dt@...nel.org
Cc:     dmaengine@...r.kernel.org, liuwei@...ions-semi.com,
        96boards@...obotics.com, devicetree@...r.kernel.org,
        daniel.thompson@...aro.org, amit.kucheria@...aro.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        hzhang@...obotics.com, bdong@...obotics.com,
        manivannanece23@...il.com, thomas.liau@...ions-semi.com,
        jeff.chen@...ions-semi.com, pn@...x.de, edgar.righi@...tec.org.br,
        Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
Subject: [PATCH 2/4] arm64: dts: actions: Add Actions Semi S900 DMA Controller

Add DMA controller node for Actions Semi S900 SoC.

Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
---
 arch/arm64/boot/dts/actions/s900.dtsi | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/arch/arm64/boot/dts/actions/s900.dtsi b/arch/arm64/boot/dts/actions/s900.dtsi
index 7ae8b931f000..2e8178e50832 100644
--- a/arch/arm64/boot/dts/actions/s900.dtsi
+++ b/arch/arm64/boot/dts/actions/s900.dtsi
@@ -191,6 +191,19 @@
 				     <GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>;
 		};
 
+		dma: dma-controller@...60000 {
+			compatible = "actions,s900-dma";
+			reg = <0x0 0xe0260000 0x0 0x1000>;
+			interrupts = <GIC_SPI 57 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 58 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 59 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 60 IRQ_TYPE_LEVEL_HIGH>;
+			#dma-cells = <1>;
+			dma-channels = <12>;
+			dma-requests = <46>;
+			clocks = <&cmu CLK_DMAC>;
+		};
+
 		timer: timer@...28000 {
 			compatible = "actions,s900-timer";
 			reg = <0x0 0xe0228000 0x0 0x8000>;
-- 
2.17.1