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From:   Guillaume Ranquet <granquet@baylibre.com>
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References: <20220919-v1-0-4844816c9808@baylibre.com> <20220919-v1-6-4844816c9808@baylibre.com>
 <5a857097-30c2-3b37-6134-57cb942113ca@linaro.org>
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Date:   Tue, 27 Sep 2022 07:03:12 -0700
Message-ID: <CABnWg9vDhEES=hfUzs7tkHfuzN7TCm1CKz3WysgWTHvPPiY41w@mail.gmail.com>
Subject: Re: [PATCH v1 06/17] dt-bindings: mediatek: set the hdmi to be
 compatible with syscon
To:     Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>,
        Matthias Brugger <matthias.bgg@gmail.com>,
        Vinod Koul <vkoul@kernel.org>, Stephen Boyd <sboyd@kernel.org>,
        David Airlie <airlied@linux.ie>,
        Rob Herring <robh+dt@kernel.org>,
        Philipp Zabel <p.zabel@pengutronix.de>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Daniel Vetter <daniel@ffwll.ch>,
        Chunfeng Yun <chunfeng.yun@mediatek.com>,
        CK Hu <ck.hu@mediatek.com>, Jitao shi <jitao.shi@mediatek.com>,
        Chun-Kuang Hu <chunkuang.hu@kernel.org>,
        Michael Turquette <mturquette@baylibre.com>,
        Kishon Vijay Abraham I <kishon@ti.com>
Cc:     linux-mediatek@lists.infradead.org,
        dri-devel@lists.freedesktop.org,
        Pablo Sun <pablo.sun@mediatek.com>, linux-clk@vger.kernel.org,
        linux-kernel@vger.kernel.org,
        Mattijs Korpershoek <mkorpershoek@baylibre.com>,
        linux-arm-kernel@lists.infradead.org,
        linux-phy@lists.infradead.org, devicetree@vger.kernel.org
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On Thu, 22 Sep 2022 09:19, Krzysztof Kozlowski
<krzysztof.kozlowski@linaro.org> wrote:
>On 19/09/2022 18:56, Guillaume Ranquet wrote:
>> In order to share register with a dedicated ddc driver, set the hdmi
>> compatible to syscon.
>>
>> Signed-off-by: Guillaume Ranquet <granquet@baylibre.com>
>>
>> diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,hdmi.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,hdmi.yaml
>> index abb231a0694b..86297b7eb7f7 100644
>> --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,hdmi.yaml
>> +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,hdmi.yaml
>> @@ -16,12 +16,14 @@ description: |
>>
>>  properties:
>>    compatible:
>> -    enum:
>> -      - mediatek,mt2701-hdmi
>> -      - mediatek,mt7623-hdmi
>> -      - mediatek,mt8167-hdmi
>> -      - mediatek,mt8173-hdmi
>> -      - mediatek,mt8195-hdmi
>> +    items:
>> +      - enum:
>> +          - mediatek,mt2701-hdmi
>> +          - mediatek,mt7623-hdmi
>> +          - mediatek,mt8167-hdmi
>> +          - mediatek,mt8173-hdmi
>> +      - const: syscon
>
>So you just broke all DTS and I do not see patches fixing them...
>
>Best regards,
>Krzysztof
>

I'll drop this patch for V2, as suggested by Angelo I'll do things differently
in the driver to drop this requirement.

Thx,
Guillaume.