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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b2a1773375esm916182166b.20.2025.09.24.11.13.10 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 24 Sep 2025 11:13:11 -0700 (PDT) Message-ID: Date: Wed, 24 Sep 2025 20:13:09 +0200 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 00/14] arm64: dts: qcom: add refgen regulators where applicable To: Dmitry Baryshkov Cc: Liam Girdwood , Mark Brown , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Konrad Dybcio , Bjorn Andersson , cros-qcom-dts-watchers@chromium.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org References: <20250921-refgen-v1-0-9d93e64133ea@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=EuPSrTcA c=1 sm=1 tr=0 ts=68d434ba cx=c_pps a=WeENfcodrlLV9YRTxbY/uA==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=yJojWOMRYYMA:10 a=EUspDBNiAAAA:8 a=pnmvfhyxxA4803ucUmIA:9 a=QEXdDO2ut3YA:10 a=kacYvNCVWA4VmyqE58fU:22 X-Proofpoint-GUID: OWuEPp2LJwCzCEfNrAYqoYqnouWzR4KN X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwOTIyMDA5MCBTYWx0ZWRfXzWSl4+JJ8y68 0mHhUM8WZL9ZHjlUnfKGi+gLIU46nh7YRQexcAzfIgjX7ENqW9eB67eS2Kyxe1UK0DOxUZnpbv0 ZrmEoK1yjkrQu0JnmLs0vQDR/X920Jq4Jd0/YnsnIGLVKYVPI//1YwzjIbDE1ZPKXLsMkfJVyG2 iGyXuDfBB89Hn9LdCgGSsdjJ896MhZ8xJDG+/76RJPcvBnWK2lT0YEHig7aq88iPODPm3LvvZ6o 0DxknGNVsKlCgmkcf+2gHKoNN5kTCHtXATDV6jYuaoWM9ANUyF9Xw4pbl7GusmPVrAG3uT/RsXt uNdEtanSroeCYfRpMWK+X56J+n3lLBd233PE9g/9dSk0MscfdyZKjPB/uN8dnE5kS4pAdikaWPC sA5YNlOO X-Proofpoint-ORIG-GUID: OWuEPp2LJwCzCEfNrAYqoYqnouWzR4KN X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1117,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-09-24_04,2025-09-24_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 suspectscore=0 malwarescore=0 spamscore=0 adultscore=0 clxscore=1015 priorityscore=1501 impostorscore=0 bulkscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2507300000 definitions=main-2509220090 On 9/24/25 7:32 PM, Dmitry Baryshkov wrote: > On Wed, 24 Sept 2025 at 13:13, Konrad Dybcio > wrote: >> >> On 9/21/25 9:09 AM, Dmitry Baryshkov wrote: >>> On several Qualcomm platforms the DSI internally is using the refgen >>> regulator. Document the regulator for the SDM670, Lemans and QCS8300 >>> platforms. Add corresponding device nodes and link them as a supply to >>> the DSI node. >> >> It's likely that all PHY-ish hardware uses REFGEN, so please make >> extra sure your patches won't kill DP/USB/camera > > As far as I understand, DP and USB cast their votes directly in HW. > For camera... I don't know. Do we need an extra vote? $ rg refgen-supply arch -l arch/arm64/boot/dts/qcom/lito-camera.dtsi arch/arm64/boot/dts/qcom/kona-camera.dtsi arch/arm64/boot/dts/qcom/lagoon-camera.dtsi arch/arm64/boot/dts/qcom/lahaina-sde.dtsi arch/arm64/boot/dts/qcom/kona-sde.dtsi Konrad