linux-kernel - Re: [PATCH 3/4] dt-bindings: spi: add binding doc for spi-mtk-snfi

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Message-ID: <CAJsYDVKYsz7c2yVe7TmPu_7kvBDXTih4+cceLsay2YJm21YntA@mail.gmail.com>
Date:   Sun, 3 Apr 2022 23:45:44 +0800
From:   Chuanhong Guo <gch981213@...il.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc:     linux-spi@...ts.infradead.org, Mark Brown <broonie@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Miquel Raynal <miquel.raynal@...tlin.com>,
        Richard Weinberger <richard@....at>,
        Vignesh Raghavendra <vigneshr@...com>,
        Roger Quadros <rogerq@...nel.org>,
        Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        Cai Huoqing <cai.huoqing@...ux.dev>,
        Florian Fainelli <f.fainelli@...il.com>,
        Colin Ian King <colin.king@...el.com>,
        Wolfram Sang <wsa+renesas@...g-engineering.com>,
        Paul Cercueil <paul@...pouillou.net>,
        Pratyush Yadav <p.yadav@...com>, Yu Kuai <yukuai3@...wei.com>,
        "open list:SPI SUBSYSTEM" <linux-spi@...r.kernel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        "moderated list:ARM/Mediatek SoC support" 
        <linux-arm-kernel@...ts.infradead.org>,
        "moderated list:ARM/Mediatek SoC support" 
        <linux-mediatek@...ts.infradead.org>,
        open list <linux-kernel@...r.kernel.org>,
        "open list:NAND FLASH SUBSYSTEM" <linux-mtd@...ts.infradead.org>
Subject: Re: [PATCH 3/4] dt-bindings: spi: add binding doc for spi-mtk-snfi

Hi!

On Sun, Apr 3, 2022 at 11:37 PM Krzysztof Kozlowski
<krzysztof.kozlowski@...aro.org> wrote:
> [...]
> > +  compatible:
> > +    enum:
> > +      - mediatek,mt7622-snand
> > +      - mediatek,mt7629-snand
>
> One blank line, please.

I'll fix this in the next version.

>
> > +  reg:
> > +    items:
> > +      - description: core registers
> > +
> > +  interrupts:
> > +    items:
> > +      - description: NFI interrupt
> > +
> > +  clocks:
> > +    items:
> > +      - description: clock used for the controller
> > +      - description: clock used for the SPI bus
> > +
> > +  clock-names:
> > +    items:
> > +      - const: nfi_clk
> > +      - const: pad_clk
> > +
> > +  ecc-engine:
>
> The nand-chip.yaml defines a nand-ecc-engine, so how about using that
> one? I know mtk-nand.txt uses ecc-engine, but for new schema better to
> use properties from existing YAML.

The ecc-engine code is shared between mtk_nand.c and this driver, and
the property name is defined in the shared part. I left it as-is so that
existing dt for mtk_nand doesn't break.

-- 
Regards,
Chuanhong Guo