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

Frank Li
2026-01-16T15:43:07Z

On Mon, Dec 15, 2025 at 06:46:00AM +0800, Inochi Amaoto wrote:
> Change the DMA controller compatible to the sophgo,cv1800b-axi-dma,
> which supports setting DMA channel number in DMA phandle args.

Does it need update DMA comsumer?

Frank
>
> 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
>