linux-kernel - [PATCH] riscv: dts: sophgo: cv18xx: add DMA controller

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Date: Fri, 12 Apr 2024 16:33:32 +0800
From: Inochi Amaoto <inochiama@...look.com>
To: Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Chen Wang <unicorn_wang@...look.com>,
	Inochi Amaoto <inochiama@...look.com>,
	Paul Walmsley <paul.walmsley@...ive.com>,
	Palmer Dabbelt <palmer@...belt.com>,
	Albert Ou <aou@...s.berkeley.edu>,
	Jisheng Zhang <jszhang@...nel.org>
Cc: devicetree@...r.kernel.org,
	linux-riscv@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] riscv: dts: sophgo: cv18xx: add DMA controller

Add DMA controller dt node for CV18XX/SG200x.

Signed-off-by: Inochi Amaoto <inochiama@...look.com>
---
 arch/riscv/boot/dts/sophgo/cv18xx.dtsi | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/arch/riscv/boot/dts/sophgo/cv18xx.dtsi b/arch/riscv/boot/dts/sophgo/cv18xx.dtsi
index b726871e6af8..7d96c4ddc1e6 100644
--- a/arch/riscv/boot/dts/sophgo/cv18xx.dtsi
+++ b/arch/riscv/boot/dts/sophgo/cv18xx.dtsi
@@ -195,6 +195,22 @@ uart4: serial@...0000 {
 			status = "disabled";
 		};

+		dmac: dma-controller@...0000 {
+			compatible = "snps,axi-dma-1.01a";
+			reg = <0x04330000 0x1000>;
+			interrupts = <29 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&clk CLK_SDMA_AXI>, <&clk CLK_SDMA_AXI>;
+			clock-names = "core-clk", "cfgr-clk";
+			#dma-cells = <1>;
+			dma-channels = <8>;
+			snps,block-size = <1024 1024 1024 1024
+					   1024 1024 1024 1024>;
+			snps,priority = <0 1 2 3 4 5 6 7>;
+			snps,dma-masters = <2>;
+			snps,data-width = <4>;
+			status = "disabled";
+		};
+
 		plic: interrupt-controller@...00000 {
 			reg = <0x70000000 0x4000000>;
 			interrupts-extended = <&cpu0_intc 11>, <&cpu0_intc 9>;
--
2.44.0