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Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.9.1 Subject: Re: [PATCH 02/27] dt-bindings: phy: mediatek,dsi-phy: Add compatible for MT6795 Helio X10 Content-Language: en-US To: Alexandre Mergnat , matthias.bgg@gmail.com Cc: p.zabel@pengutronix.de, airlied@gmail.com, daniel@ffwll.ch, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, jassisinghbrar@gmail.com, chunfeng.yun@mediatek.com, vkoul@kernel.org, kishon@kernel.org, thierry.reding@gmail.com, u.kleine-koenig@pengutronix.de, chunkuang.hu@kernel.org, ck.hu@mediatek.com, jitao.shi@mediatek.com, xinlei.lee@mediatek.com, houlong.wei@mediatek.com, dri-devel@lists.freedesktop.org, linux-mediatek@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-phy@lists.infradead.org, linux-pwm@vger.kernel.org, kernel@collabora.com, phone-devel@vger.kernel.org, ~postmarketos/upstreaming@lists.sr.ht References: <20230412112739.160376-1-angelogioacchino.delregno@collabora.com> <20230412112739.160376-3-angelogioacchino.delregno@collabora.com> <20684378-cf3e-0299-d390-287b7bafbda5@baylibre.com> <7e53c0b1-3aed-da08-5c57-800ac2277bc6@baylibre.com> From: AngeloGioacchino Del Regno In-Reply-To: <7e53c0b1-3aed-da08-5c57-800ac2277bc6@baylibre.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230412_061727_028708_806AEFCF X-CRM114-Status: GOOD ( 16.77 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Il 12/04/23 15:12, Alexandre Mergnat ha scritto: > On 12/04/2023 15:03, AngeloGioacchino Del Regno wrote: >> Il 12/04/23 14:59, Alexandre Mergnat ha scritto: >>> On 12/04/2023 13:27, AngeloGioacchino Del Regno wrote: >>>> Add a compatible string for MediaTek Helio X10 MT6795: this SoC uses >>>> the same DSI PHY as MT8173. >>>> >>>> Signed-off-by: AngeloGioacchino Del Regno >>>> >>>> --- >>>>   Documentation/devicetree/bindings/phy/mediatek,dsi-phy.yaml | 4 ++++ >>>>   1 file changed, 4 insertions(+) >>>> >>>> diff --git a/Documentation/devicetree/bindings/phy/mediatek,dsi-phy.yaml >>>> b/Documentation/devicetree/bindings/phy/mediatek,dsi-phy.yaml >>>> index 26f2b887cfc1..a9f78344efdb 100644 >>>> --- a/Documentation/devicetree/bindings/phy/mediatek,dsi-phy.yaml >>>> +++ b/Documentation/devicetree/bindings/phy/mediatek,dsi-phy.yaml >>>> @@ -24,6 +24,10 @@ properties: >>>>             - enum: >>>>                 - mediatek,mt7623-mipi-tx >>>>             - const: mediatek,mt2701-mipi-tx >>>> +      - items: >>>> +          - enum: >>>> +              - mediatek,mt6795-mipi-tx >>>> +          - const: mediatek,mt8173-mipi-tx >>> >>> AFAIK, it should be: >>>        - items: >>>            - const: mediatek,mt6795-mipi-tx >>>            - const: mediatek,mt8173-mipi-tx >>> >>> Since it isn't respected above for mt7623, it may be tolerated. >>> Please, take this comment as a suggestion, isn't a NAK from me. >>> >> >> First of all, Thanks! >> I want to explain, though, the reason for that. >> >> If you check all the commits, on some I did it as you just proposed, while >> on some others I did it with an enum before const: that's simply because I >> *totally expect* some to grow, while others (const - const) I was either >> unsure, or totally *not* expecting them to grow soon! > > > That's what I thought. IMHO, if someone add another compat later, he will be on > charge to change the const by enum front of your "mediatek,mt6795-mipi-tx". But my > opinion is probably not the most popular. > > I will not make the same feedback for the other patches in this series. > I honestly don't know what's the most popular opinion about that... but whatever, in any case... just want to make sure to communicate that I don't really have strong opinions about doing it one way or the other. The arguments in favor and against that are probably 1:1... :-D Cheers! Angelo