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Tue, 26 May 2026 04:38:45 -0700 (PDT) X-Received: by 2002:a05:6a20:7488:b0:39f:a8fb:3354 with SMTP id adf61e73a8af0-3b328cb6faamr18622473637.17.1779795525054; Tue, 26 May 2026 04:38:45 -0700 (PDT) Received: from [10.217.216.23] ([202.46.22.19]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-84164af10b5sm11685360b3a.15.2026.05.26.04.38.39 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 26 May 2026 04:38:44 -0700 (PDT) Message-ID: Date: Tue, 26 May 2026 17:08:36 +0530 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v5 1/7] dt-bindings: clock: qcom: Add video clock controller on Qualcomm Eliza SoC To: Krzysztof Kozlowski Cc: Bjorn Andersson , Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Konrad Dybcio , Maxime Coquelin , Alexandre Torgue , Luca Weiss , Ajit Pandey , Imran Shaik , Jagadeesh Kona , linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org References: <20260525-eliza_mm_cc_v2-v5-0-a1d125619a5a@oss.qualcomm.com> <20260525-eliza_mm_cc_v2-v5-1-a1d125619a5a@oss.qualcomm.com> <20260526-muscular-skylark-of-wholeness-6ef2a8@quoll> Content-Language: en-US From: Taniya Das In-Reply-To: <20260526-muscular-skylark-of-wholeness-6ef2a8@quoll> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNTI2MDEwMSBTYWx0ZWRfX4yeKgUJLUqLw S31eMojN2rq8jHJbruqguFVSaGzuEl4c+DmIU99pOeczUemkxadirpb8S1dqc87w1KC7Gofahs7 0DmGjD+ONoL+vWNa+yF6ngtmVmz1++SHlNZfdNRrAzwzq0g8i+Puz9fNCidPZVKjJmkGM+g6Mc1 pYAOBeiECXBRk5jLlKUhrADzR66ugtTnLAbADprmvLbOOlaXbhtfdNNpRYY4EJIpnlf7i5pOXW2 uXyR2Ckh2ZJF3h2hf6W21+CO5q8JOBjvvQeRIZnZ3TIzKGVQzxda56JOg9elMaYIsaVvw+1kCy0 XNfqkP75AV4t5LlV5h2ITSEuDdLH6W9Nm0JVh/XutyI3yXAOHG3rl6BGeBV6qXfynQCv/Rz15Qg ZIlkEKqXDBnu9gJDlG5UmdhBgFxUSk7KxvbmliNa5zmFJA1wE0lMGILojilabMJW06OeEhWVOL8 3yHS3VjkOBKDwX9tV1g== X-Proofpoint-GUID: QeVONDYKrHggb6FM4TQwk4h74n88SPgi X-Proofpoint-ORIG-GUID: QeVONDYKrHggb6FM4TQwk4h74n88SPgi X-Authority-Analysis: v=2.4 cv=XqTK/1F9 c=1 sm=1 tr=0 ts=6a158646 cx=c_pps a=IZJwPbhc+fLeJZngyXXI0A==:117 a=fChuTYTh2wq5r3m49p7fHw==:17 a=IkcTkHD0fZMA:10 a=NGcC8JguVDcA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=YMgV9FUhrdKAYTUUvYB2:22 a=9AdMxfjQAAAA:20 a=JnjiVvBC-mdIheWOmMIA:9 a=QEXdDO2ut3YA:10 a=uG9DUKGECoFWVXl0Dc02:22 a=bA3UWDv6hWIuX7UZL3qL: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=2026-05-26_02,2026-05-26_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 phishscore=0 priorityscore=1501 lowpriorityscore=0 suspectscore=0 spamscore=0 adultscore=0 clxscore=1015 bulkscore=0 impostorscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2605130000 definitions=main-2605260101 On 5/26/2026 3:07 PM, Krzysztof Kozlowski wrote: > On Mon, May 25, 2026 at 04:16:03PM +0530, Taniya Das wrote: >> Eliza Video clock controller is on CX and MX rails similar to Milos. >> Add compatible string for Eliza video clock controller to the existing >> Milos videocc binding and add the dt-bindings header for Eliza. >> >> The video clock controller exposes power domains, so '#power-domain-cells' >> must be present in the device node. Add it to the required properties list >> to enforce this in binding validation. > > That's ABI change, so you need to explain impact on existing devices - > Milos. Currently there is no ABI breakage and no impact to the existing devices, since the nodes [1], [2] using this bindings are already specifying the '#power-domain-cells' property. [1] videocc - https://github.com/torvalds/linux/blob/master/arch/arm64/boot/dts/qcom/milos.dtsi#L1849 [2] camcc - https://github.com/torvalds/linux/blob/master/arch/arm64/boot/dts/qcom/milos.dtsi#L1918 -- Thanks, Taniya Das