[PATCH v4 3/3] riscv: dts: starfive: add dma controller node

Emil Renner Berthing emil.renner.berthing at canonical.com
Mon Mar 6 06:51:42 PST 2023


On Mon, 6 Mar 2023 at 15:04, Walker Chen <walker.chen at starfivetech.com> wrote:
> Add the dma controller node for the Starfive JH7110 SoC.
>
> Signed-off-by: Walker Chen <walker.chen at starfivetech.com>

Thanks!
Reviewed-by: Emil Renner Berthing <emil.renner.berthing at canonical.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 697ab59191a1..191b6add72c8 100644
> --- a/arch/riscv/boot/dts/starfive/jh7110.dtsi
> +++ b/arch/riscv/boot/dts/starfive/jh7110.dtsi
> @@ -510,6 +510,24 @@
>                         #gpio-cells = <2>;
>                 };
>
> +               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
>



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