linux-kernel - Re: [PATCH v2 3/4] riscv: dts: starfive: Add crypto and DMA node for VisionFive 2

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Date:   Tue, 07 Mar 2023 13:48:20 -0800 (PST)
From:   Palmer Dabbelt <palmer@...belt.com>
To:     jiajie.ho@...rfivetech.com
CC:     herbert@...dor.apana.org.au, davem@...emloft.net,
        robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        kernel@...il.dk, Conor Dooley <conor.dooley@...rochip.com>,
        linux-crypto@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-riscv@...ts.infradead.org
Subject:     Re: [PATCH v2 3/4] riscv: dts: starfive: Add crypto and DMA node for VisionFive 2

On Mon, 30 Jan 2023 07:42:41 PST (-0800), jiajie.ho@...rfivetech.com wrote:
> Add StarFive cryptographic module and dedicated DMA controller node to
> VisionFive 2 SoCs.
>
> Co-developed-by: Huan Feng <huan.feng@...rfivetech.com>
> Signed-off-by: Huan Feng <huan.feng@...rfivetech.com>
> Signed-off-by: Jia Jie Ho <jiajie.ho@...rfivetech.com>
> ---
>  arch/riscv/boot/dts/starfive/jh7110.dtsi | 27 ++++++++++++++++++++++++
>  1 file changed, 27 insertions(+)
>
> diff --git a/arch/riscv/boot/dts/starfive/jh7110.dtsi b/arch/riscv/boot/dts/starfive/jh7110.dtsi
> index 4ac159d79d66..bb134a8a89c9 100644
> --- a/arch/riscv/boot/dts/starfive/jh7110.dtsi
> +++ b/arch/riscv/boot/dts/starfive/jh7110.dtsi
> @@ -455,5 +455,32 @@ uart5: serial@...20000 {
>  			reg-shift = <2>;
>  			status = "disabled";
>  		};
> +
> +		sdma: dma@...08000 {
> +			compatible = "arm,pl080", "arm,primecell";
> +			arm,primecell-periphid = <0x00041080>;
> +			reg = <0x0 0x16008000 0x0 0x4000>;
> +			interrupts = <29>;
> +			clocks = <&stgcrg JH7110_STGCLK_SEC_HCLK>,
> +				 <&stgcrg JH7110_STGCLK_SEC_MISCAHB>;
> +			clock-names = "hclk", "apb_pclk";
> +			resets = <&stgcrg JH7110_STGRST_SEC_TOP_HRESETN>;
> +			lli-bus-interface-ahb1;
> +			mem-bus-interface-ahb1;
> +			memcpy-burst-size = <256>;
> +			memcpy-bus-width = <32>;
> +			#dma-cells = <2>;
> +		};
> +
> +		crypto: crypto@...00000 {
> +			compatible = "starfive,jh7110-crypto";
> +			reg = <0x0 0x16000000 0x0 0x4000>;
> +			clocks = <&stgcrg JH7110_STGCLK_SEC_HCLK>,
> +				 <&stgcrg JH7110_STGCLK_SEC_MISCAHB>;
> +			clock-names = "hclk", "ahb";
> +			resets = <&stgcrg JH7110_STGRST_SEC_TOP_HRESETN>;
> +			dmas = <&sdma 1 2>, <&sdma 0 2>;
> +			dma-names = "tx", "rx";
> +		};
>  	};
>  };

Acked-by: Palmer Dabbelt <palmer@...osinc.com>