[PATCH v1 1/2] riscv: dts: starfive: jh7110: add dma controller node

Walker Chen walker.chen at starfivetech.com
Sun Jul 23 23:51:57 PDT 2023


Add the dma controller node for the Starfive JH7110 SoC.

Reviewed-by: Emil Renner Berthing <emil.renner.berthing at canonical.com>
Signed-off-by: Walker Chen <walker.chen at starfivetech.com>
---
 arch/riscv/boot/dts/starfive/jh7110.dtsi | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/arch/riscv/boot/dts/starfive/jh7110.dtsi b/arch/riscv/boot/dts/starfive/jh7110.dtsi
index 90aabeac7b51..411a1bd4ddc9 100644
--- a/arch/riscv/boot/dts/starfive/jh7110.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7110.dtsi
@@ -685,6 +685,24 @@
 			status = "disabled";
 		};
 
+		dma: dma-controller at 16050000 {
+			compatible = "starfive,jh7110-axi-dma";
+			reg = <0x0 0x16050000 0x0 0x10000>;
+			clocks = <&stgcrg JH7110_STGCLK_DMA1P_AXI>,
+				 <&stgcrg JH7110_STGCLK_DMA1P_AHB>;
+			clock-names = "core-clk", "cfgr-clk";
+			resets = <&stgcrg JH7110_STGRST_DMA1P_AXI>,
+				 <&stgcrg JH7110_STGRST_DMA1P_AHB>;
+			interrupts = <73>;
+			#dma-cells = <1>;
+			dma-channels = <4>;
+			snps,dma-masters = <1>;
+			snps,data-width = <3>;
+			snps,block-size = <65536 65536 65536 65536>;
+			snps,priority = <0 1 2 3>;
+			snps,axi-max-burst-len = <16>;
+		};
+
 		aoncrg: clock-controller at 17000000 {
 			compatible = "starfive,jh7110-aoncrg";
 			reg = <0x0 0x17000000 0x0 0x10000>;
-- 
2.17.1




More information about the linux-riscv mailing list