Based on kernel version 6.11
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 | # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) %YAML 1.2 --- $id: http://devicetree.org/schemas/hwmon/amd,sbtsi.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# title: > Sideband interface Temperature Sensor Interface (SB-TSI) compliant AMD SoC temperature device maintainers: - Kun Yi <kunyi@google.com> - Supreeth Venkatesh <supreeth.venkatesh@amd.com> description: | SB Temperature Sensor Interface (SB-TSI) is an SMBus compatible interface that reports AMD SoC's Ttcl (normalized temperature), and resembles a typical 8-pin remote temperature sensor's I2C interface to BMC. The emulated thermal sensor can report temperatures in increments of 0.125 degrees, ranging from 0 to 255.875. properties: compatible: enum: - amd,sbtsi reg: maxItems: 1 description: | I2C bus address of the device as specified in Section 6.3.1 of the SoC register reference. The SB-TSI address is normally 98h for socket 0 and 90h for socket 1, but it could vary based on hardware address select pins. \[open source SoC register reference\] https://www.amd.com/system/files/TechDocs/56255_OSRR.pdf required: - compatible - reg additionalProperties: false examples: - | i2c { #address-cells = <1>; #size-cells = <0>; sbtsi@4c { compatible = "amd,sbtsi"; reg = <0x4c>; }; }; ... |