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[188.141.3.146]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-440a536a1e8sm1651745e9.28.2025.04.24.14.10.30 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 24 Apr 2025 14:10:30 -0700 (PDT) Message-ID: Date: Thu, 24 Apr 2025 22:10:29 +0100 Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v6 2/5] dt-bindings: media: Add qcom,x1e80100-camss To: Konrad Dybcio , Krzysztof Kozlowski , Bjorn Andersson , Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Robert Foss , Todor Tomov , Mauro Carvalho Chehab , Konrad Dybcio Cc: linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, Vladimir Zapolskiy References: <20250314-b4-linux-next-25-03-13-dtsi-x1e80100-camss-v6-0-edcb2cfc3122@linaro.org> <20250314-b4-linux-next-25-03-13-dtsi-x1e80100-camss-v6-2-edcb2cfc3122@linaro.org> <3ec3fd62-bf21-47e7-873c-ce151589d743@linaro.org> <54eeb470-cd90-4bc2-b415-6dea1ce2321d@linaro.org> <0ab31397-580f-4e5a-b9ad-d9bf79d29106@linaro.org> <36feffed-4558-4e59-97db-2f0e916dbfc7@linaro.org> <6a4ec36c-c003-4ce8-9433-8c12ed3188ee@linaro.org> Content-Language: en-US From: Bryan O'Donoghue In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 24/04/2025 21:08, Konrad Dybcio wrote: >> The Test Pattern Generators - TPGs would then also fit into this new model for the PHYs. > Maybe we could consider modeling various camss subdevices as separate DT nodes, > perhaps on some sort of a `camss` simple-pm-bus or something alike I hadn't though of that specifically, call it option 0. I had been thinking of 1. Doing like venus with a subdevice based on a compat 2. Doing it like DPU PHYs and just moving everything into drivers/phy The fact that the CSIPHYs are technically inside of the CAMSS collapsible power-domain seem to mitigate against option 2. --- bod