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Thu, 22 Oct 2026 02:09:57 -0700 (PDT) Received: from [192.168.226.26] ([178.235.128.140]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-c468a55ccabsm82839466b.33.2026.10.22.02.09.54 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 22 Oct 2026 02:09:56 -0700 (PDT) Message-ID: <9800eb77-0188-4b16-a672-adb7ee1a603c@oss.qualcomm.com> Date: Thu, 22 Oct 2026 11:09:53 +0200 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 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 5/6] arm64: dts: qcom: kodiak: use thermal hw-bin trips To: Gaurav Kohli , "Rafael J. Wysocki" , Daniel Lezcano , Zhang Rui , Lukasz Luba , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Jonathan Corbet , Shuah Khan , Randy Dunlap , Amit Kucheria , Thara Gopinath , Bjorn Andersson , Konrad Dybcio , Abel Vesa Cc: linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, linux-arm-msm@vger.kernel.org, Amit Kucheria References: <20261002-thermal_bin-v1-0-5a29be7e8ec5@oss.qualcomm.com> <20261002-thermal_bin-v1-5-5a29be7e8ec5@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20261002-thermal_bin-v1-5-5a29be7e8ec5@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMDIyMDAzNiBTYWx0ZWRfX5mBK/cqGGDxt tMYHeL/3cqtfkPbVktYfPkiQiDwW1eZ1S/ub66T42wPly18NBHLuN/Xkbg6zbjB3oY/4nqNzfHa BYiOpGvBTIG6auyL+DjmExrwRjSqQB0qzloe1x73xkX/2QSPuOF/NiVUgs47mis9MZIOr3v1xTT FBc6sVSUj5qlp6siHX18gHI1UhlxVS2aTAz0OcriUhpCywbKfCR1o9FpxdmLBFGVTe1tVdm02zP U+ZtBJEa6QMs/Hx9eOy4KgaEhcjwRz5GqwaeWTQfLQwqlJElE5m9QaxNyDOHW9qGF5gVQdHP8NE 8fk2ZGgqDRKKJpVYdvWZMoGb8euWIt+J4JP7YDjFGOKxNdRiZwA9yu+fRaY82Mx9zK1Qj4bbSzt iSgHHFRWluvMq/pmJEz3PtIv8RhpB9Az+1gDw54Ri/Q0oGv64DV94UVPnCghtH1aIxwPZdiG5YO 9E6lThOBKLPND5156qg== X-Proofpoint-GUID: Juf-4_0tWqnE33g61HkMH_BUsyoyarkd X-Authority-Analysis: v=2.4 cv=feg4WEQF c=1 sm=1 tr=0 ts=6ad9d2e7 cx=c_pps a=50t2pK5VMbmlHzFWWp8p/g==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=660iZSQnnn4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=DJpcGTmdVt4CTyJn9g5Z:22 a=EUspDBNiAAAA:8 a=pjWewQ9WiOT9jlYbxO0A:9 a=QEXdDO2ut3YA:10 a=IoWCM6iH3mJn3m4BftBB:22 X-Proofpoint-ORIG-GUID: Juf-4_0tWqnE33g61HkMH_BUsyoyarkd X-Proofpoint-Spam-Info: AW1haW4tMjYxMDIyMDAzNiBTYWx0ZWRfX9umtm8//56Vk 0Xrq6lFPB8c4grTucfSaQxqeqR8s4PQ9hJGBrzl2pc7f76m+yPo4Yh/VEtpDwCQldCHlmL1jk9C Qs+LOCamdE/TwyaGaAF6dCQ7KzW0KXA= 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=2026-10-22_03,2026-10-21_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 lowpriorityscore=0 impostorscore=0 bulkscore=0 suspectscore=0 spamscore=0 adultscore=0 priorityscore=1501 malwarescore=0 clxscore=1015 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2610190000 definitions=main-2610220036 On 10/2/26 12:47 PM, Gaurav Kohli wrote: > From: Amit Kucheria > > kodiak-based SoCs are binned at manufacturing time, with the bin > computed from the jtag-id and feat-id qfprom fuses. The tsens driver > now reads these and feeds the resulting bin to the thermal core, which > selects per-bin trip temperatures. > > Add the jtag-id and feat-id nvmem cells to the tsens nodes and convert > the passive mitigation trip points from a fixed 95C to per-bin values > (95C for bin 0x1, 105C for bin 0x2) using the new > temperature-bin/thermal-hw-bin properties. > > Signed-off-by: Amit Kucheria > Co-developed-by: Gaurav Kohli > Signed-off-by: Gaurav Kohli > --- > arch/arm64/boot/dts/qcom/kodiak.dtsi | 56 +++++++++++++++++++++++++++--------- > 1 file changed, 42 insertions(+), 14 deletions(-) > > diff --git a/arch/arm64/boot/dts/qcom/kodiak.dtsi b/arch/arm64/boot/dts/qcom/kodiak.dtsi > index 347815e5983e..f3bb9cd8f393 100644 > --- a/arch/arm64/boot/dts/qcom/kodiak.dtsi > +++ b/arch/arm64/boot/dts/qcom/kodiak.dtsi > @@ -1019,6 +1019,16 @@ gpu_speed_bin: gpu-speed-bin@1e9 { > reg = <0x1e9 0x2>; > bits = <5 8>; > }; > + jtag_id: jtag-id@180 { > + reg = <0x180 0x4>; > + /* bits = : 20 bits at offset 0 */ > + bits = <0 20>; > + }; > + feat_id: feat-id@180 { > + reg = <0x180 0x4>; > + /* bits = : 8 bits at offset 20 */ > + bits = <20 8>; > + }; Couple nits: please keep a \n between each subnode [...] > cpu0_alert1: trip-point1 { > - temperature = <95000>; > + temperature-bin = <95000 105000>; Please do , instead of Konrad