linux-kernel - Re: [PATCH v2 6/8] riscv: dts: starfive: Add initial StarFive JH7110 device tree

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Message-ID: <771e92e8-5641-67db-22aa-0533139a588b@starfivetech.com>
Date:   Wed, 23 Nov 2022 15:11:24 +0800
From:   Hal Feng <hal.feng@...rfivetech.com>
To:     Conor Dooley <conor@...nel.org>
CC:     "linux-riscv@...ts.infradead.org" <linux-riscv@...ts.infradead.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        Palmer Dabbelt <palmer@...belt.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Ben Dooks <ben.dooks@...ive.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Marc Zyngier <maz@...nel.org>, Stephen Boyd <sboyd@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        "Linus Walleij" <linus.walleij@...aro.org>,
        Emil Renner Berthing <emil.renner.berthing@...onical.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 6/8] riscv: dts: starfive: Add initial StarFive JH7110
 device tree

On Fri, 18 Nov 2022 20:01:28 +0800, Conor Dooley wrote:
> On Fri, Nov 18, 2022 at 09:17:12AM +0800, Hal Feng wrote:
> > diff --git a/arch/riscv/boot/dts/starfive/jh7110.dtsi b/arch/riscv/boot/dts/starfive/jh7110.dtsi
> > new file mode 100644
> > index 000000000000..c22e8f1d2640
> > --- /dev/null
> > +++ b/arch/riscv/boot/dts/starfive/jh7110.dtsi
> > @@ -0,0 +1,437 @@
> > +// SPDX-License-Identifier: GPL-2.0 OR MIT
> > +/*
> > + * Copyright (C) 2022 StarFive Technology Co., Ltd.
> > + * Copyright (C) 2022 Emil Renner Berthing <kernel@...il.dk>
> 
> @Emil, I feel like I have to ask given the 2022 date, but should this
> stuff be attributed to your canonical address or is this fine?
> 
> Other than that, a cursory check /looks/ fine, other than the:
> 
> > +       gmac0_rgmii_rxin: gmac0_rgmii_rxin {
> > +               compatible = "fixed-clock";
> > +               #clock-cells = <0>;
> > +               /* This value must be overridden by the board */
> > +               clock-frequency = <0>;
> > +       };
> 
> If you remove the clock-frequency = <0> bit, dtb validation will force
> people to set the value in jh7110-board.dts which I'd prefer to rely on
> than a comment.

Okay, will remove the `clock-frequency = <0>` in this file.

Best regards,
Hal