[PATCH v2 3/3] riscv: dts: sophgo: cv180x: Allow the DMA multiplexer to set channel number for DMA controller

Inochi Amaoto
2025-12-14T22:47:15Z

Change the DMA controller compatible to the sophgo,cv1800b-axi-dma,
which supports setting DMA channel number in DMA phandle args.

Fixes: 514951a81a5e ("riscv: dts: sophgo: cv18xx: add DMA controller")
Reported-by: Anton D. Stavinskii <stavinsky@gmail.com>
Closes: https://github.com/sophgo/linux/issues/9
Signed-off-by: Inochi Amaoto <inochiama@gmail.com>
---
arch/riscv/boot/dts/sophgo/cv180x.dtsi | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/riscv/boot/dts/sophgo/cv180x.dtsi b/arch/riscv/boot/dts/sophgo/cv180x.dtsi
index 1b2b1969a648..e1b515b46466 100644
--- a/arch/riscv/boot/dts/sophgo/cv180x.dtsi
+++ b/arch/riscv/boot/dts/sophgo/cv180x.dtsi
@@ -417,7 +417,7 @@ sdhci1: mmc@4320000 {
};

dmac: dma-controller@4330000 {
- compatible = "snps,axi-dma-1.01a";
+ compatible = "sophgo,cv1800b-axi-dma";
reg = <0x04330000 0x1000>;
interrupts = <SOC_PERIPHERAL_IRQ(13) IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clk CLK_SDMA_AXI>, <&clk CLK_SDMA_AXI>;
--
2.52.0