[PATCH v2 2/3] arm64: dts: rockchip: Add DMA controller for RK3528

Chukun Pan
2025-04-01T10:00:32Z

Add DMA controller dt node for RK3528 SoC.

Signed-off-by: Chukun Pan <amadeus@jmu.edu.cn>
---
arch/arm64/boot/dts/rockchip/rk3528.dtsi | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3528.dtsi b/arch/arm64/boot/dts/rockchip/rk3528.dtsi
index 7f1ffd6003f5..c366766ee3f5 100644
--- a/arch/arm64/boot/dts/rockchip/rk3528.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3528.dtsi
@@ -493,6 +493,24 @@ sdhci: mmc@ffbf0000 {
status = "disabled";
};

+ dmac: dma-controller@ffd60000 {
+ compatible = "arm,pl330", "arm,primecell";
+ reg = <0x0 0xffd60000 0x0 0x4000>;
+ clocks = <&cru ACLK_DMAC>;
+ clock-names = "apb_pclk";
+ interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>;
+ arm,pl330-periph-burst;
+ #dma-cells = <1>;
+ };
+
pinctrl: pinctrl {
compatible = "rockchip,rk3528-pinctrl";
rockchip,grf = <&ioc_grf>;
--
2.25.1