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Wed, 29 Jul 2026 05:13:59 -0700 (PDT) X-Received: by 2002:a05:622a:aa46:20b0:51b:8543:cbbd with SMTP id d75a77b69052e-529d6f6db71mr44778141cf.1.1785327238610; Wed, 29 Jul 2026 05:13:58 -0700 (PDT) Received: from [192.168.120.193] ([178.235.128.140]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-c1f83cdf452sm106406166b.14.2026.07.29.05.13.56 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 29 Jul 2026 05:13:57 -0700 (PDT) Message-ID: Date: Wed, 29 Jul 2026 14:13:55 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 2/2] arm64: dts: qcom: qcs6490-rubikpi3: Add IMX219 camera overlays To: Hongyang Zhao , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Frank Li , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam Cc: Roger Shimizu , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org References: <20260723-rubikpi-next-20260615-v2-0-47c5add80114@thundersoft.com> <20260723-rubikpi-next-20260615-v2-2-47c5add80114@thundersoft.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260723-rubikpi-next-20260615-v2-2-47c5add80114@thundersoft.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-GUID: zKxSN7aEDcMaLWowASrUL3AldD2PdaOu X-Proofpoint-ORIG-GUID: zKxSN7aEDcMaLWowASrUL3AldD2PdaOu X-Authority-Analysis: v=2.4 cv=AOkSgtoa c=1 sm=1 tr=0 ts=6a69ee87 cx=c_pps a=mPf7EqFMSY9/WdsSgAYMbA==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=RAioF0-LDSMA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=rJkE3RaqiGZ5pbrm-msn:22 a=Wdb1h0LgAAAA:8 a=cV_IwbTCVfHGfDX6aFIA:9 a=QEXdDO2ut3YA:10 a=dawVfQjAaf238kedN5IG:22 a=j5gyrzqu0rbr1vhfHjzO:22 X-Proofpoint-Spam-Info: AW1haW4tMjYwNzI5MDEwMSBTYWx0ZWRfX56JDhSiQYlxB 3b4AbWrtwtkDEo2ZCvG1dgaLbQC34EJf93PaEeqVpLK5MgVFPj6qsWXUjXQrvTt/Y3gQUq6yfS9 dRUGn6wogtZuaPUcoZoyec8cQ9Y3rhQ= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNzI5MDEwMSBTYWx0ZWRfX+vtPQVoqpKq3 my2QmTdntz05PywAS5DlgJXujHtFaKIP7deTKwl9t1TVC/37yWYKhvQdBqrGsvO8l8wlVhnHZ44 DsrOYzW/vtq/2UHE7XyMP0N88CoTbzfsqC2XBPmx6GuH0c7ViwAIrbxIZ/s2sQfI/N2Hqba4lb9 nDG8JZ371O/dHNdmuCbQFxRIBLdhQbUgabjArj36PuVZAe83ahEKxf/LOCjUyRNX9IwIjc2hM3b e81mJ4Bxjt8CBm25azBsiVILxiuEizTxIs8xHFDYmsnnYd3T7RkOEHCZVjwDN2estQ52f9GjzU4 8Bay0jUVIfnuPe3nP23lBllKOo/k9gyPj+zOmncrZFyejyvi9Ll1WTJHUNU6xjMJe++nYqoTy/l hoTE/RGPNI1lCJE2eR5RMNZ9YtZvNFx6aV/CSRqjmYvj2TUWvYvkuahswDlpJKOHMTZJGSpNLDv cEd6tm8M+ykIz4wl35w== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-07-29_04,2026-07-28_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 impostorscore=0 adultscore=0 phishscore=0 priorityscore=1501 bulkscore=0 suspectscore=0 lowpriorityscore=0 malwarescore=0 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2607290101 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260729_051400_695026_15767C13 X-CRM114-Status: GOOD ( 15.59 ) X-BeenThere: linux-arm-kernel@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-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 7/22/26 6:12 PM, Hongyang Zhao wrote: > RUBIK Pi 3 ships without camera sensors, and its two connectors support > multiple modules. Keep module-specific nodes out of the base board DTS > and add per-connector overlays for Raspberry Pi Camera Module V2 IMX219 > sensors. > > CAM1 uses CCI1 and CSIPHY1, while CAM2 uses CCI0 and CSIPHY4. Each > overlay describes the 24 MHz sensor input clock and the three sensor > rails derived from the switched 3.3 V connector supply. > > Describe each connector CAMERA_GPIO signal as a privacy indicator LED > and associate it with the corresponding sensor. This lets the V4L2 core > control the LED while the sensor is streaming. > > Signed-off-by: Hongyang Zhao > --- [...] > + /* The module enables its three sensor rails together through PWR_EN. */ > + vreg_cam2_pwr: regulator-camera2-pwr { > + compatible = "regulator-fixed"; > + > + regulator-name = "vreg_camera2_pwr"; > + regulator-min-microvolt = <3300000>; > + regulator-max-microvolt = <3300000>; > + > + gpio = <&tlmm 58 GPIO_ACTIVE_HIGH>; Is this (and the other) regulator on the SBC, or on the module (with the PWR_EN pin just being an output to the module connector)? Konrad