0001 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
0002 %YAML 1.2
0003 ---
0004 $id: http://devicetree.org/schemas/thermal/st,stm32-thermal.yaml#
0005 $schema: http://devicetree.org/meta-schemas/core.yaml#
0006
0007 title: STMicroelectronics STM32 digital thermal sensor (DTS) binding
0008
0009 maintainers:
0010 - Pascal Paillet <p.paillet@foss.st.com>
0011
0012 properties:
0013 compatible:
0014 const: st,stm32-thermal
0015
0016 reg:
0017 maxItems: 1
0018
0019 interrupts:
0020 maxItems: 1
0021
0022 clocks:
0023 maxItems: 1
0024
0025 clock-names:
0026 items:
0027 - const: pclk
0028
0029 "#thermal-sensor-cells":
0030 const: 0
0031
0032 required:
0033 - "#thermal-sensor-cells"
0034 - compatible
0035 - reg
0036 - interrupts
0037 - clocks
0038 - clock-names
0039
0040 additionalProperties: false
0041
0042 examples:
0043 - |
0044 #include <dt-bindings/interrupt-controller/arm-gic.h>
0045 #include <dt-bindings/clock/stm32mp1-clks.h>
0046 dts: thermal@50028000 {
0047 compatible = "st,stm32-thermal";
0048 reg = <0x50028000 0x100>;
0049 clocks = <&rcc TMPSENS>;
0050 clock-names = "pclk";
0051 #thermal-sensor-cells = <0>;
0052 interrupts = <GIC_SPI 147 IRQ_TYPE_LEVEL_HIGH>;
0053 };
0054
0055 thermal-zones {
0056 cpu_thermal: cpu-thermal {
0057 polling-delay-passive = <0>;
0058 polling-delay = <0>;
0059
0060 thermal-sensors = <&dts>;
0061 trips {
0062 cpu_alert1: cpu-alert1 {
0063 temperature = <85000>;
0064 hysteresis = <0>;
0065 type = "passive";
0066 };
0067
0068 cpu_crit: cpu-crit {
0069 temperature = <120000>;
0070 hysteresis = <0>;
0071 type = "critical";
0072 };
0073 };
0074
0075 cooling-maps {
0076 };
0077 };
0078 };
0079 ...
