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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b79f49e45c0sm124590966b.61.2025.12.04.04.50.09 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 04 Dec 2025 04:50:10 -0800 (PST) Message-ID: <84a17875-0542-47cf-ac4b-5af7bbdc5edf@oss.qualcomm.com> Date: Thu, 4 Dec 2025 13:50:08 +0100 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 10/12] arm64: dts: qcom: sdm845-lg-judyln: Add lab/ibb To: Paul Sajna , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , David Heidelberg Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, phone-devel@vger.kernel.org, ~postmarketos/upstreaming@lists.sr.ht, Amir Dahan , Christopher Brown References: <20251203-judyln-dts-v5-0-80c1ffca8487@postmarketos.org> <20251203-judyln-dts-v5-10-80c1ffca8487@postmarketos.org> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20251203-judyln-dts-v5-10-80c1ffca8487@postmarketos.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=RKW+3oi+ c=1 sm=1 tr=0 ts=69318385 cx=c_pps a=hnmNkyzTK/kJ09Xio7VxxA==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=wP3pNCr1ah4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=Gbw9aFdXAAAA:8 a=4a3UZYCyxYPj_-8OAHwA:9 a=QEXdDO2ut3YA:10 a=PEH46H7Ffwr30OY-TuGO:22 a=9vIz8raoGPyDa4jBFAYH:22 X-Proofpoint-GUID: oBtgU1vfOxPj9QyAbGiH_0H7EV4f20M- X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMjA0MDEwNCBTYWx0ZWRfX/r1kKza7t37t xlvQ9ILj4Oz/rborEXgTVzwjmF+dqpI2E4yz5f82Hgw81ZYpFrWvyLW48fSjyp6g9QO5VwV1Jwo af4aosFCBSrJsiKUnoTPldcqMCuDgRag1jpK5fgeNjEe6BOGqbwqwkNpvCQqmUmGx1755LZPcri ZKGqMnNUMn5qRLlC+9lzU1cOfxt1zyJSz+kyUx/RDnAk4hu1+S0xAjwhPsSXndNoL/8KzSFg8mk YfcNpsatL9jxtGq+9snAL/wNhU9ba/nsU/znNTu4eoBHt82c0hYyYasRhqQaiUczRi4RY2EqroF FxkA03d4zvnGPG2LmJUH/CMRuGPwAsGsTrqCWFDRuePzHErh9y5M20bnhsL5UlEL7fetEpRAGI/ TOSJANO39HUbI96JR9SVOu8GXh+fgQ== X-Proofpoint-ORIG-GUID: oBtgU1vfOxPj9QyAbGiH_0H7EV4f20M- X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2025-12-04_03,2025-12-03_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 bulkscore=0 priorityscore=1501 adultscore=0 suspectscore=0 malwarescore=0 clxscore=1015 lowpriorityscore=0 spamscore=0 impostorscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2510240001 definitions=main-2512040104 On 12/3/25 10:40 AM, Paul Sajna wrote: > These regulators are required for the LCD > > Signed-off-by: Paul Sajna > --- > arch/arm64/boot/dts/qcom/sdm845-lg-judyln.dts | 17 +++++++++++++++++ > 1 file changed, 17 insertions(+) > > diff --git a/arch/arm64/boot/dts/qcom/sdm845-lg-judyln.dts b/arch/arm64/boot/dts/qcom/sdm845-lg-judyln.dts > index 8b88f75b36af..cdaf84de5e6c 100644 > --- a/arch/arm64/boot/dts/qcom/sdm845-lg-judyln.dts > +++ b/arch/arm64/boot/dts/qcom/sdm845-lg-judyln.dts > @@ -56,10 +56,27 @@ zap-shader { > }; > }; > > +&ibb { > + regulator-min-microvolt = <5500000>; > + regulator-max-microvolt = <5700000>; These ranges seem much more reasonable, although I would still expect there's a single operational voltage - unless the panel driver is supposed to call regulator_set_voltage() in some different power modes? Konrad