linux-kernel - Re: [PATCH v1 3/3] arm64: dts: rockchip: add naneng combo phy nodes for rk3568

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Message-ID: <13667811.Il6DKqvvJ9@archbook>
Date:   Tue, 12 Oct 2021 13:24:27 +0200
From:   Nicolas Frattaroli <frattaroli.nicolas@...il.com>
To:     Yifeng Zhao <yifeng.zhao@...k-chips.com>
Cc:     heiko@...ech.de, robh+dt@...nel.org,
        linux-rockchip@...ts.infradead.org, devicetree@...r.kernel.org,
        vkoul@...nel.org, michael.riesch@...fvision.net,
        linux-rockchip@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-phy@...ts.infradead.org, kishon@...com,
        p.zabel@...gutronix.de
Subject: Re: [PATCH v1 3/3] arm64: dts: rockchip: add naneng combo phy nodes for rk3568

On Thursday, 26. August 2021 14:38:44 CEST Yifeng Zhao wrote:
> Add the core dt-node for the rk3568's naneng combo phys.
> 
> Signed-off-by: Yifeng Zhao <yifeng.zhao@...k-chips.com>
> ---
> 
>  arch/arm64/boot/dts/rockchip/rk356x.dtsi | 68 ++++++++++++++++++++++++
>  1 file changed, 68 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/rockchip/rk356x.dtsi
> b/arch/arm64/boot/dts/rockchip/rk356x.dtsi index d89831bee1eb..b421e3d52412
> 100644
> --- a/arch/arm64/boot/dts/rockchip/rk356x.dtsi
> +++ b/arch/arm64/boot/dts/rockchip/rk356x.dtsi
> @@ -214,11 +214,31 @@
>  		};
>  	};
> 
> [...]
> 
> +	combphy0_us: phy@...20000 {
> +		compatible = "rockchip,rk3568-naneng-combphy";
> +		reg = <0x0 0xfe820000 0x0 0x100>;
> +		#phy-cells = <1>;
> +		clocks = <&pmucru CLK_PCIEPHY0_REF>, <&cru PCLK_PIPEPHY0>,
> +			 <&cru PCLK_PIPE>;
> +		clock-names = "ref", "apb", "pipe";
> +		assigned-clocks = <&pmucru CLK_PCIEPHY0_REF>;
> +		assigned-clock-rates = <100000000>;
> +		resets = <&cru SRST_P_PIPEPHY0>, <&cru SRST_PIPEPHY0>;
> +		reset-names = "combphy-apb", "combphy";
> +		rockchip,pipe-grf = <&pipegrf>;
> +		rockchip,pipe-phy-grf = <&pipe_phy_grf0>;
> +		status = "disabled";
> +	};

RK3566 doesn't have this PHY I believe so it shouldn't be in the
rk356x.dtsi file. It needs to be moved to rk3568.dtsi.

The other two combphy nodes are shared between the two SoCs so
they can stay here.

> +
> +	combphy1_usq: phy@...30000 {
> +		compatible = "rockchip,rk3568-naneng-combphy";
> +		reg = <0x0 0xfe830000 0x0 0x100>;
> +		#phy-cells = <1>;
> +		clocks = <&pmucru CLK_PCIEPHY1_REF>, <&cru PCLK_PIPEPHY1>,
> +			 <&cru PCLK_PIPE>;
> +		clock-names = "ref", "apb", "pipe";
> +		assigned-clocks = <&pmucru CLK_PCIEPHY1_REF>;
> +		assigned-clock-rates = <100000000>;
> +		resets = <&cru SRST_P_PIPEPHY1>, <&cru SRST_PIPEPHY1>;
> +		reset-names = "combphy-apb", "combphy";
> +		rockchip,pipe-grf = <&pipegrf>;
> +		rockchip,pipe-phy-grf = <&pipe_phy_grf1>;
> +		status = "disabled";
> +	};
> +
> +	combphy2_psq: phy@...40000 {
> +		compatible = "rockchip,rk3568-naneng-combphy";
> +		reg = <0x0 0xfe840000 0x0 0x100>;
> +		#phy-cells = <1>;
> +		clocks = <&pmucru CLK_PCIEPHY2_REF>, <&cru PCLK_PIPEPHY2>,
> +			 <&cru PCLK_PIPE>;
> +		clock-names = "ref", "apb", "pipe";
> +		assigned-clocks = <&pmucru CLK_PCIEPHY2_REF>;
> +		assigned-clock-rates = <100000000>;
> +		resets = <&cru SRST_P_PIPEPHY2>, <&cru SRST_PIPEPHY2>;
> +		reset-names = "combphy-apb", "combphy";
> +		rockchip,pipe-grf = <&pipegrf>;
> +		rockchip,pipe-phy-grf = <&pipe_phy_grf2>;
> +		status = "disabled";
> +	};
> +
>  	pinctrl: pinctrl {
>  		compatible = "rockchip,rk3568-pinctrl";
>  		rockchip,grf = <&grf>;


Regards,
Nicolas Frattaroli