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[199.106.103.52]) by smtp.gmail.com with ESMTPSA id a92af1059eb24-1ac19c6b969sm28674816c88.14.2026.11.01.18.34.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 01 Nov 2026 18:34:41 -0800 (PST) Date: Mon, 2 Nov 2026 10:34:36 +0800 From: Shawn Guo To: Bartosz Golaszewski Cc: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, Dhruvin Rajpura Subject: Re: [PATCH RFC] arm64: dts: qcom: nord: add ADC-TM thermistor channels for Nord PMICs Message-ID: References: <20261028150103.520428-1-shengchao.guo@oss.qualcomm.com> <6drdycuoo4n4qssp3axrij5xrftvg6w24z4oa5xw6wmtayknk2@mwz62l7bnvhg> X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <6drdycuoo4n4qssp3axrij5xrftvg6w24z4oa5xw6wmtayknk2@mwz62l7bnvhg> X-Proofpoint-GUID: iC1EK3m7BCWvpL4c6N4qx0ON7KZrGj3o X-Authority-Analysis: v=2.4 cv=fZY4WEQF c=1 sm=1 tr=0 ts=6ae7f6c3 cx=c_pps a=kVLUcbK0zfr7ocalXnG1qA==:117 a=b9+bayejhc3NMeqCNyeLQQ==:17 a=kj9zAlcOel0A:10 a=zJRp6_cAMcgA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=rJkE3RaqiGZ5pbrm-msn:22 a=EUspDBNiAAAA:8 a=qMigHBYzDqo8UOFGUZcA:9 a=CjuIK1q_8ugA:10 a=vr4QvYf-bLy2KjpDp97w:22 X-Proofpoint-ORIG-GUID: iC1EK3m7BCWvpL4c6N4qx0ON7KZrGj3o X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMTAyMDAwOSBTYWx0ZWRfX8YW3DA7rDJh8 q/u1Pz3YWFCgL8w7qKGv6K8tXMj0j60WN0zFbHm0wmGY6AZNt9KbKtE7imKyrx/yxHLHzmaLmK4 3XI5cqRBYn6jLUTmqNECaFvC2P43oP1VJk/4l9ZMu5RbCaCB8gAY8QZF2ss2/ABl7hbbG8rKJ/x s+oLBuNspjwbfxPxediBsxptu+F+T0lV8i88JayEN0+y6B8bL7y9fl2nZDxmHeZQh878ZDe+w80 Ww4XYyLeS1H5F4nGfl09E9i7mcAETcdGYGuFuwNuewVVBQsZ0rJlfHXtojxtDtNgpfFCWTV1OZo df/Z9+ZTeBz9Wpq1EjaLrkbkG/ZcW0/r6kCjCYt20L5/uVk7vGOn+r40IEXLULzDBfVjJffbQKu +glQm0hHCeqB4wgHGILp8rBO8JrK1Twq2WyLzPxHnw+E0TKzvSlZqPIbyq977YHSb6RssqPm1RS e1bOHy3stYG/wqvVqGg== X-Proofpoint-Spam-Info: AW1haW4tMjYxMTAyMDAwOSBTYWx0ZWRfX57l7trJL+vgX A62oCylhwyzqTNFBqZkfCNZyElPdZ+6EihEyudLpT0FeXIEOhQh5EoAH6KKkqHu/Kj5FY7lqRuZ dI6Rzm4L8rXaw35JNj/1e222TPuv6S8= X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.138,FMLib:17.12.100.49 definitions=2026-11-02_01,2026-10-21_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 spamscore=0 impostorscore=0 adultscore=0 phishscore=0 clxscore=1015 malwarescore=0 lowpriorityscore=0 bulkscore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2610300000 definitions=main-2611020009 On Fri, Oct 30, 2026 at 10:28:21AM +0100, Bartosz Golaszewski wrote: > On Wed, Oct 28, 2026 at 11:01:03PM +0800, Shawn Guo wrote: > > From: Dhruvin Rajpura > > > > PMAU0102 (Kai_MV) and PMM8650AU's Kobra_MM ADC5 Gen3 controllers only > > expose REF_GND/1P25VREF/DIE_TEMP calibration channels; none of their > > AMUX thermistor pins are wired up, so none of the board thermistor > > rails feed the thermal framework. > > > > Only 3 AMUX pins are actually wired to thermistors on Nord, all on > > Kai and none on Kobra: Kai instance E's AMUX1 (SDRAM3 THERM) and Kai > > instance I's AMUX1/AMUX2 (SDRAM1 THERM, UFS THERM). Kai's other AMUX > > pins are either DO_NOT_USE or wired to voltage-rail monitors, not > > thermistors, so add only these 3 channels. > > > > Add #thermal-sensor-cells = <1> to the two Kai adc@ nodes that gain > > a channel, the new AMUX1[/AMUX2]_THM channel(s) with qcom,adc-tm, > > and a per-channel thermal-zone for each, following the existing > > Gen3/Gen4 board pattern of a direct thermal-sensors phandle into the > > ADC channel. > > > > Signed-off-by: Dhruvin Rajpura > > Signed-off-by: Shawn Guo > > --- > > ... > > > + > > pmau0102_f_thermal: pmau0102-f-thermal { > > polling-delay-passive = <100>; > > thermal-sensors = <&pmau0102_f_mbg_temp>; > > @@ -501,6 +545,42 @@ trip0 { > > }; > > }; > > > > + pmau0102_i_sdram1_thermal: pm-i-sdram1-thermal { > > Existing thermal zone nodes use the "pmau0102" prefix. Indeed! I will update to to be consistent. > With that: > > Acked-by: Bartosz Golaszewski Thanks Bartosz! Shawn