| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/thermal/st,stm32-thermal.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: STMicroelectronics STM32 digital thermal sensor (DTS) |
| 8 | |
| 9 | maintainers: |
| 10 | - Pascal Paillet <p.paillet@foss.st.com> |
| 11 | |
| 12 | properties: |
| 13 | compatible: |
| 14 | const: st,stm32-thermal |
| 15 | |
| 16 | reg: |
| 17 | maxItems: 1 |
| 18 | |
| 19 | interrupts: |
| 20 | maxItems: 1 |
| 21 | |
| 22 | clocks: |
| 23 | maxItems: 1 |
| 24 | |
| 25 | clock-names: |
| 26 | items: |
| 27 | - const: pclk |
| 28 | |
| 29 | "#thermal-sensor-cells": |
| 30 | const: 0 |
| 31 | |
| 32 | required: |
| 33 | - "#thermal-sensor-cells" |
| 34 | - compatible |
| 35 | - reg |
| 36 | - interrupts |
| 37 | - clocks |
| 38 | - clock-names |
| 39 | |
| 40 | additionalProperties: false |
| 41 | |
| 42 | examples: |
| 43 | - | |
| 44 | #include <dt-bindings/interrupt-controller/arm-gic.h> |
| 45 | #include <dt-bindings/clock/stm32mp1-clks.h> |
| 46 | dts: thermal@50028000 { |
| 47 | compatible = "st,stm32-thermal"; |
| 48 | reg = <0x50028000 0x100>; |
| 49 | clocks = <&rcc TMPSENS>; |
| 50 | clock-names = "pclk"; |
| 51 | #thermal-sensor-cells = <0>; |
| 52 | interrupts = <GIC_SPI 147 IRQ_TYPE_LEVEL_HIGH>; |
| 53 | }; |
| 54 | |
| 55 | thermal-zones { |
| 56 | cpu_thermal: cpu-thermal { |
| 57 | polling-delay-passive = <0>; |
| 58 | polling-delay = <0>; |
| 59 | |
| 60 | thermal-sensors = <&dts>; |
| 61 | trips { |
| 62 | cpu_alert1: cpu-alert1 { |
| 63 | temperature = <85000>; |
| 64 | hysteresis = <0>; |
| 65 | type = "passive"; |
| 66 | }; |
| 67 | |
| 68 | cpu_crit: cpu-crit { |
| 69 | temperature = <120000>; |
| 70 | hysteresis = <0>; |
| 71 | type = "critical"; |
| 72 | }; |
| 73 | }; |
| 74 | |
| 75 | cooling-maps { |
| 76 | }; |
| 77 | }; |
| 78 | }; |
| 79 | ... |