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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-6507bf6d5absm6893952a12.33.2026.01.08.00.54.32 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 08 Jan 2026 00:54:36 -0800 (PST) Message-ID: <45a2b510-c825-4191-975a-1389f4f18903@oss.qualcomm.com> Date: Thu, 8 Jan 2026 09:54:32 +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 v2 1/7] dt-bindings: backlight: qcom-wled: Document ovp values for PMI8994 To: =?UTF-8?B?QmFybmFiw6FzIEN6w6ltw6Fu?= , Lee Jones , Daniel Thompson , Jingoo Han , Pavel Machek , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , Kiran Gunda , Helge Deller , Luca Weiss , Konrad Dybcio , Eugene Lepshy , Gianluca Boiano , Alejandro Tafalla Cc: dri-devel@lists.freedesktop.org, linux-leds@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Daniel Thompson , linux-arm-msm@vger.kernel.org, linux-fbdev@vger.kernel.org References: <20260108-pmi8950-wled-v2-0-8687f23147d7@mainlining.org> <20260108-pmi8950-wled-v2-1-8687f23147d7@mainlining.org> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260108-pmi8950-wled-v2-1-8687f23147d7@mainlining.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Proofpoint-GUID: N0PiDoIyvoXzqLnGpccb5tvHd4thvQWF X-Authority-Analysis: v=2.4 cv=APfYzRIR c=1 sm=1 tr=0 ts=695f70cf cx=c_pps a=JbAStetqSzwMeJznSMzCyw==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=vUbySO9Y5rIA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=EUspDBNiAAAA:8 a=OuZLqq7tAAAA:8 a=RLX663m6bzWGV7rLlMIA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=uxP6HrT_eTzRwkO_Te1X:22 a=AKGiAy9iJ-JzxKVHQNES:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTA4MDA1OSBTYWx0ZWRfX4zWpC/LAnoqx 869UBRpDfa+VrVqqp6dpoWT7jzn3EqiQ/Rm4g1SehgbqHQh56xB8VAipstRQecieOv0zpB5t0KO 3uAy1LgDIPMyl01t06rXHozKWLPmw0bfISVyHdJ6g9b6we+SwtzQriqlKvqfapyf2ATYNCrKdVR qVV/OHs0yty5CuKDpd4rIL1T9LE/RYtJQSgWHUdKQyDoiDjdr3uzgmh73kM6aAkks1ApEnSbGGG WiocFvBwaZoD6iJVT6hbc030uEzF39Dyxb95JwL5xamOrMk5GGHMn6/2vpi6UvQhsnHsFmjDOAZ yZb5uhmRR3dY7zGMUyAV9ZBUIzJMtWxfcnqdsNBKNYnzLih70q5xzF10FbL9/yt8XQEaQb6fPb+ BB6hOzHA4wVgjFx3wPBfCAH46Izu6oyktJUNyiERjFrClEgx9IRUEVCEnGMfmb8dc8aHF8nALJ1 SwQsvJF9rGX2XzJvuTA== X-Proofpoint-ORIG-GUID: N0PiDoIyvoXzqLnGpccb5tvHd4thvQWF 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=2026-01-08_01,2026-01-07_03,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 priorityscore=1501 spamscore=0 lowpriorityscore=0 suspectscore=0 bulkscore=0 clxscore=1015 adultscore=0 phishscore=0 impostorscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2512120000 definitions=main-2601080059 On 1/8/26 4:43 AM, Barnabás Czémán wrote: > Document ovp values supported by wled found in PMI8994. > > Reviewed-by: Konrad Dybcio I reviewed a version of this that said PMI8950, which is very much not the same.. Let me try and get some more docs to confirm or deny what you're saying.. Konrad > Signed-off-by: Barnabás Czémán > --- > .../bindings/leds/backlight/qcom-wled.yaml | 22 ++++++++++++++++++++-- > 1 file changed, 20 insertions(+), 2 deletions(-) > > diff --git a/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml b/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml > index a8490781011d..19166186a1ff 100644 > --- a/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml > +++ b/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml > @@ -98,8 +98,8 @@ properties: > description: | > Over-voltage protection limit. This property is for WLED4 only. > $ref: /schemas/types.yaml#/definitions/uint32 > - enum: [ 18100, 19600, 29600, 31100 ] > - default: 29600 > + minimum: 17800 > + maximum: 31100 > > qcom,num-strings: > description: | > @@ -239,6 +239,24 @@ allOf: > minimum: 0 > maximum: 4095 > > + - if: > + properties: > + compatible: > + contains: > + const: qcom,pmi8994-wled > + > + then: > + properties: > + qcom,ovp-millivolt: > + enum: [ 17800, 19400, 29500, 31000 ] > + default: 29500 > + > + else: > + properties: > + qcom,ovp-millivolt: > + enum: [ 18100, 19600, 29600, 31100 ] > + default: 29600 > + > required: > - compatible > - reg >