linux-kernel - Re: [PATCH 19/20] dt-bindings: pinctrl: mediatek: mt7620: split binding

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Date:   Thu, 9 Mar 2023 10:54:00 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     arinc9.unal@...il.com, Linus Walleij <linus.walleij@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
Cc:     Arınç ÜNAL <arinc.unal@...nc9.com>,
        linux-mediatek@...ts.infradead.org, linux-mips@...r.kernel.org,
        linux-gpio@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Sergio Paracuellos <sergio.paracuellos@...il.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Sean Wang <sean.wang@...nel.org>,
        William Dean <williamsukatube@...il.com>,
        Daniel Golle <daniel@...rotopia.org>,
        Daniel Santos <daniel.santos@...ox.com>,
        Luiz Angelo Daros de Luca <luizluca@...il.com>,
        Frank Wunderlich <frank-w@...lic-files.de>,
        Landen Chao <Landen.Chao@...iatek.com>,
        DENG Qingfang <dqfext@...il.com>,
        Sean Wang <sean.wang@...iatek.com>, erkin.bozoglu@...ont.com
Subject: Re: [PATCH 19/20] dt-bindings: pinctrl: mediatek: mt7620: split
 binding

On 03/03/2023 01:28, arinc9.unal@...il.com wrote:
> From: Arınç ÜNAL <arinc.unal@...nc9.com>
> 
> The MT7628 and MT7688 SoCs contain different pin muxing information,
> therefore, should be split. This can be done now that there are compatible
> strings to distinguish them from other SoCs.
> 
> Split the schema out to mediatek,mt76x8-pinctrl.yaml.
> 
> Remove mediatek,mt76x8-pinctrl from mt7620.
> 
> Deprecate ralink,mt7620-pinctrl. The reason is, the DTs for mt76x8 which
> use this string will incorrectly match the pin muxing information for
> mt7620. There's a new string, mediatek,mt7620-pinctrl, which makes the
> deprecation possible.
> 
> Signed-off-by: Arınç ÜNAL <arinc.unal@...nc9.com>
> ---
>  .../pinctrl/mediatek,mt7620-pinctrl.yaml      | 380 +--------------
>  .../pinctrl/mediatek,mt76x8-pinctrl.yaml      | 450 ++++++++++++++++++
>  2 files changed, 459 insertions(+), 371 deletions(-)
>  create mode 100644 Documentation/devicetree/bindings/pinctrl/mediatek,mt76x8-pinctrl.yaml
> 
> diff --git a/Documentation/devicetree/bindings/pinctrl/mediatek,mt7620-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/mediatek,mt7620-pinctrl.yaml
> index 11530b29d52b..38b71c74b9a0 100644
> --- a/Documentation/devicetree/bindings/pinctrl/mediatek,mt7620-pinctrl.yaml
> +++ b/Documentation/devicetree/bindings/pinctrl/mediatek,mt7620-pinctrl.yaml
> @@ -11,16 +11,13 @@ maintainers:
>    - Sergio Paracuellos <sergio.paracuellos@...il.com>
>  
>  description: |
> -  MediaTek MT7620 pin controller for MT7620, MT7628 and MT7688 SoCs.
> +  MediaTek MT7620 pin controller for MT7620 SoC.
>    The pin controller can only set the muxing of pin groups. Muxing individual
>    pins is not supported. There is no pinconf support.
>  
>  properties:
>    compatible:
> -    enum:
> -      - mediatek,mt7620-pinctrl
> -      - mediatek,mt76x8-pinctrl
> -      - ralink,mt7620-pinctrl

I see removal, not deprecation.

Best regards,
Krzysztof