linux-kernel - [PATCH 3/3] arm64: dts: cix: add DT nodes for DMA

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Message-Id: <20251117015943.2858-4-jun.guo@cixtech.com>
Date: Mon, 17 Nov 2025 09:59:43 +0800
From: Jun Guo <jun.guo@...tech.com>
To: peter.chen@...tech.com,
	fugang.duan@...tech.com,
	robh@...nel.org,
	krzk+dt@...nel.org,
	conor+dt@...nel.org,
	vkoul@...nel.org,
	ychuang3@...oton.com,
	schung@...oton.com,
	robin.murphy@....com
Cc: dmaengine@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	cix-kernel-upstream@...tech.com,
	linux-arm-kernel@...ts.infradead.org,
	Jun Guo <jun.guo@...tech.com>
Subject: [PATCH 3/3] arm64: dts: cix: add DT nodes for DMA

- Add the device tree node for the dma controller of the CIX SKY1 SoC.

Signed-off-by: Jun Guo <jun.guo@...tech.com>
---
 arch/arm64/boot/dts/cix/sky1.dtsi | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/arch/arm64/boot/dts/cix/sky1.dtsi b/arch/arm64/boot/dts/cix/sky1.dtsi
index 189b9a3be55c..8bd7136e822d 100644
--- a/arch/arm64/boot/dts/cix/sky1.dtsi
+++ b/arch/arm64/boot/dts/cix/sky1.dtsi
@@ -353,6 +353,13 @@ iomuxc: pinctrl@...0000 {
 			reg = <0x0 0x04170000 0x0 0x1000>;
 		};
 
+		fch_dmac: dma-controller@...0000 {
+			compatible = "cix,sky1-dma-350", "arm,dma-350";
+			reg = <0x0 0x4190000 0x0 0x10000>;
+			interrupts = <GIC_SPI 303 IRQ_TYPE_LEVEL_HIGH 0>;
+			#dma-cells = <1>;
+		};
+
 		mbox_ap2se: mailbox@...0000 {
 			compatible = "cix,sky1-mbox";
 			reg = <0x0 0x05060000 0x0 0x10000>;
-- 
2.34.1