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[199.106.103.254]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-3074deaab1asm22261217eec.17.2026.06.09.12.20.56 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 09 Jun 2026 12:20:57 -0700 (PDT) Message-ID: <04479989-8aca-46bd-8153-1dd033f1fdd5@oss.qualcomm.com> Date: Tue, 9 Jun 2026 12:20:56 -0700 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v8 1/2] dt-bindings: phy: qcom: Add CSI2 C-PHY/DPHY schema To: Konrad Dybcio , Bryan O'Donoghue , Vladimir Zapolskiy , Bryan O'Donoghue , Vinod Koul , Kishon Vijay Abraham I , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Neil Armstrong Cc: linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org, linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260523-x1e-csi2-phy-v8-0-a85668459521@linaro.org> <20260523-x1e-csi2-phy-v8-1-a85668459521@linaro.org> <478df3ed-d4ef-43aa-bb84-e2075798542b@kernel.org> <514cf213-5778-45e1-8d70-d3fe27991fcc@oss.qualcomm.com> <7JNJ4dUNz4ennJ5dkzhfLSuVo72JpfZAbprICPRqlRYnSzVDJw6x3h-1nESd_PK-3us9f1V3qOiLiywsTqP8vQ==@protonmail.internalid> <29e8491f-20e8-4082-8943-66bee7e3af1d@kernel.org> <5ca611b1-0663-4975-bd56-b1343851e5fd@linaro.org> <83c12dc5-fcb4-4089-9917-9f0fcc4f940d@linaro.org> <1b107aca-a857-4e58-a763-39c82af67747@linaro.org> <67b6f6ae-bfca-4afd-adfb-6ec1741105d8@linaro.org> <335238ae-c476-40e6-8639-44258fefe988@oss.qualcomm.com> Content-Language: en-US From: Vijay Kumar Tumati In-Reply-To: <335238ae-c476-40e6-8639-44258fefe988@oss.qualcomm.com> X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNjA5MDE4MSBTYWx0ZWRfX2/RaWno9mxZ0 6oOZYQMYLBA0XbMwvgqDxYSgQXEsZzvwskpunDytOk1E6SlIW+e/FT0afAcjom8qkkc3X5J6N7h tGzT5LmKSQaCbzlndgfZ1DMngs/9sseEXGETUANvwxYSdn50xJfwdzliFABHbvbxoUygAwkJeqX 6T0fHiCgxRy9WNBdpsLg+iUs1ASiz3g6EeszF3We0J+QbulwFzaoqEEewvNmKd0U6J7u2FhWIK/ 7H7EJWRE2nNJCGOjE2HehBv1qvTXJQ1sYYmk05iiDDW4xH0mXTA/z0MoGuJlcByzUfrDAQ1EPqu EdDbtXiQusWnSLqiJt0qYFRxul+7r/WW1lAcSFpTnPLCR//4PQ+zVhsxdQNCjiLWu3Fu4UXjT75 It8ICRUg7ek+Mz6L9SPE9Kkg+UKP8Yj0crJw9XReDSbsGaoxpvaOs2gKHxOJYaBrCnQ+5861toR 8CnAJ1m4away68wL8CA== X-Proofpoint-ORIG-GUID: gxXOlVTHU4mciQI7uEGrT6MzVYMHcw87 X-Proofpoint-GUID: gxXOlVTHU4mciQI7uEGrT6MzVYMHcw87 X-Authority-Analysis: v=2.4 cv=GeonWwXL c=1 sm=1 tr=0 ts=6a28679b cx=c_pps a=cFYjgdjTJScbgFmBucgdfQ==:117 a=JYp8KDb2vCoCEuGobkYCKw==:17 a=IkcTkHD0fZMA:10 a=FelO9ux0wxsA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=Um2Pa8k9VHT-vaBCBUpS:22 a=qIjKha6TCTV6UgnzlqcA:9 a=QEXdDO2ut3YA:10 a=scEy_gLbYbu1JhEsrz4S:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.125,FMLib:17.12.100.49 definitions=2026-06-09_04,2026-06-09_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 adultscore=0 malwarescore=0 clxscore=1015 spamscore=0 lowpriorityscore=0 impostorscore=0 priorityscore=1501 suspectscore=0 phishscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2605210000 definitions=main-2606090181 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260609_122100_335135_A054C7BE X-CRM114-Status: GOOD ( 11.76 ) X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org On 6/9/2026 6:56 AM, Konrad Dybcio wrote: > On 6/4/26 11:06 AM, Bryan O'Donoghue wrote: >> On 04/06/2026 09:46, Vladimir Zapolskiy wrote: >>> On 6/4/26 03:30, Bryan O'Donoghue wrote: >>>> On 04/06/2026 01:07, Vladimir Zapolskiy wrote: >>>>> On 6/4/26 00:18, Bryan O'Donoghue wrote: >>>>>> On 03/06/2026 21:51, Vladimir Zapolskiy wrote: >>>>>>>> Actually, one more thing, Why isn't TITAN TOP GDSC here?>>>> + >>>>>>> If CSIPHYs are true subdevices under the umbrella CAMSS device and well >>>>>>> described as subnodes, then likely none of power domains are needed > [...] > >>> CCI is not described as a child of CAMSS, here the situation is different. >> CCI probably_should_ be a child of CAMSS given the design we are going for here. > Yes As of now CCI is an independently usable device to configure any I2C slave that is connected to it. If it is to become a child of camss, it should be self contained, as it is now, and camss may have to become a simple-mfd to make the CCI independently probe-able? In which case, we may want to follow the same protocol for all other sub devices like PHY. However, if we do not have any requirement to use CCI independently (who can confirm this?), probably, we can stick with devm_of_platform_populate() model with common resources at the CAMSS TOP node and sub-device specific resources (only) in the child devices. Thanks, Vijay. -- linux-phy mailing list linux-phy@lists.infradead.org https://lists.infradead.org/mailman/listinfo/linux-phy