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References: <20230704064610.292603-1-xingyu.wu@starfivetech.com> <20230704064610.292603-7-xingyu.wu@starfivetech.com>
In-Reply-To: <20230704064610.292603-7-xingyu.wu@starfivetech.com>
From:   Emil Renner Berthing <emil.renner.berthing@canonical.com>
Date:   Thu, 13 Jul 2023 15:21:35 +0200
Message-ID: <CAJM55Z8VequKy59P5zKrVOr7WPRbUqq4CUHrk8aDO+3qpkzm2Q@mail.gmail.com>
Subject: Re: [RESEND PATCH v6 6/7] riscv: dts: starfive: jh7110: Add syscon nodes
To:     Xingyu Wu <xingyu.wu@starfivetech.com>
Cc:     linux-riscv@lists.infradead.org, devicetree@vger.kernel.org,
        Michael Turquette <mturquette@baylibre.com>,
        Stephen Boyd <sboyd@kernel.org>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Philipp Zabel <p.zabel@pengutronix.de>,
        Conor Dooley <conor@kernel.org>,
        Paul Walmsley <paul.walmsley@sifive.com>,
        Palmer Dabbelt <palmer@dabbelt.com>,
        Albert Ou <aou@eecs.berkeley.edu>,
        Hal Feng <hal.feng@starfivetech.com>,
        William Qiu <william.qiu@starfivetech.com>,
        linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org
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On Tue, 4 Jul 2023 at 08:49, Xingyu Wu <xingyu.wu@starfivetech.com> wrote:
>
> From: William Qiu <william.qiu@starfivetech.com>
>
> Add stg_syscon/sys_syscon/aon_syscon/PLL nodes for JH7110 SoC.
>
> Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
> Co-developed-by: Xingyu Wu <xingyu.wu@starfivetech.com>
> Signed-off-by: Xingyu Wu <xingyu.wu@starfivetech.com>
> Signed-off-by: William Qiu <william.qiu@starfivetech.com>
> ---
>  arch/riscv/boot/dts/starfive/jh7110.dtsi | 22 ++++++++++++++++++++++
>  1 file changed, 22 insertions(+)
>
> diff --git a/arch/riscv/boot/dts/starfive/jh7110.dtsi b/arch/riscv/boot/dts/starfive/jh7110.dtsi
> index 4c5fdb905da8..11dd4c9d64b0 100644
> --- a/arch/riscv/boot/dts/starfive/jh7110.dtsi
> +++ b/arch/riscv/boot/dts/starfive/jh7110.dtsi
> @@ -353,6 +353,11 @@ i2c2: i2c@10050000 {
>                         status = "disabled";
>                 };
>
> +               stg_syscon: syscon@10240000 {
> +                       compatible = "starfive,jh7110-stg-syscon", "syscon";
> +                       reg = <0x0 0x10240000 0x0 0x1000>;
> +               };
> +
>                 uart3: serial@12000000 {
>                         compatible = "snps,dw-apb-uart";
>                         reg = <0x0 0x12000000 0x0 0x10000>;
> @@ -457,6 +462,17 @@ syscrg: clock-controller@13020000 {
>                         #reset-cells = <1>;
>                 };
>
> +               sys_syscon: syscon@13030000 {
> +                       compatible = "starfive,jh7110-sys-syscon", "syscon", "simple-mfd";
> +                       reg = <0x0 0x13030000 0x0 0x1000>;
> +
> +                       pllclk: clock-controller {

Maybe call the handle "pll", so the references can be just <&pll 0>,
<&pll 1> and <&pll 2> if you choose to drop the JH7110_PLLCLK_PLL?_OUT
defines.

In any case:
Reviewed-by: Emil Renner Berthing <emil.renner.berthing@canonical.com>

> +                               compatible = "starfive,jh7110-pll";
> +                               clocks = <&osc>;
> +                               #clock-cells = <1>;
> +                       };
> +               };
> +
>                 sysgpio: pinctrl@13040000 {
>                         compatible = "starfive,jh7110-sys-pinctrl";
>                         reg = <0x0 0x13040000 0x0 0x10000>;
> @@ -486,6 +502,12 @@ aoncrg: clock-controller@17000000 {
>                         #reset-cells = <1>;
>                 };
>
> +               aon_syscon: syscon@17010000 {
> +                       compatible = "starfive,jh7110-aon-syscon", "syscon";
> +                       reg = <0x0 0x17010000 0x0 0x1000>;
> +                       #power-domain-cells = <1>;
> +               };
> +
>                 aongpio: pinctrl@17020000 {
>                         compatible = "starfive,jh7110-aon-pinctrl";
>                         reg = <0x0 0x17020000 0x0 0x10000>;
> --
> 2.25.1
>