xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/thermal/st,stm32-thermal.yaml (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2*4882a593Smuzhiyun%YAML 1.2
3*4882a593Smuzhiyun---
4*4882a593Smuzhiyun$id: http://devicetree.org/schemas/thermal/st,stm32-thermal.yaml#
5*4882a593Smuzhiyun$schema: http://devicetree.org/meta-schemas/core.yaml#
6*4882a593Smuzhiyun
7*4882a593Smuzhiyuntitle: STMicroelectronics STM32 digital thermal sensor (DTS) binding
8*4882a593Smuzhiyun
9*4882a593Smuzhiyunmaintainers:
10*4882a593Smuzhiyun  - David Hernandez Sanchez <david.hernandezsanchez@st.com>
11*4882a593Smuzhiyun
12*4882a593Smuzhiyunproperties:
13*4882a593Smuzhiyun  compatible:
14*4882a593Smuzhiyun    const: st,stm32-thermal
15*4882a593Smuzhiyun
16*4882a593Smuzhiyun  reg:
17*4882a593Smuzhiyun    maxItems: 1
18*4882a593Smuzhiyun
19*4882a593Smuzhiyun  interrupts:
20*4882a593Smuzhiyun    maxItems: 1
21*4882a593Smuzhiyun
22*4882a593Smuzhiyun  clocks:
23*4882a593Smuzhiyun    maxItems: 1
24*4882a593Smuzhiyun
25*4882a593Smuzhiyun  clock-names:
26*4882a593Smuzhiyun    items:
27*4882a593Smuzhiyun      - const: pclk
28*4882a593Smuzhiyun
29*4882a593Smuzhiyun  "#thermal-sensor-cells":
30*4882a593Smuzhiyun    const: 0
31*4882a593Smuzhiyun
32*4882a593Smuzhiyunrequired:
33*4882a593Smuzhiyun  - "#thermal-sensor-cells"
34*4882a593Smuzhiyun  - compatible
35*4882a593Smuzhiyun  - reg
36*4882a593Smuzhiyun  - interrupts
37*4882a593Smuzhiyun  - clocks
38*4882a593Smuzhiyun  - clock-names
39*4882a593Smuzhiyun
40*4882a593SmuzhiyunadditionalProperties: false
41*4882a593Smuzhiyun
42*4882a593Smuzhiyunexamples:
43*4882a593Smuzhiyun  - |
44*4882a593Smuzhiyun    #include <dt-bindings/interrupt-controller/arm-gic.h>
45*4882a593Smuzhiyun    #include <dt-bindings/clock/stm32mp1-clks.h>
46*4882a593Smuzhiyun    dts: thermal@50028000 {
47*4882a593Smuzhiyun        compatible = "st,stm32-thermal";
48*4882a593Smuzhiyun        reg = <0x50028000 0x100>;
49*4882a593Smuzhiyun        clocks = <&rcc TMPSENS>;
50*4882a593Smuzhiyun        clock-names = "pclk";
51*4882a593Smuzhiyun        #thermal-sensor-cells = <0>;
52*4882a593Smuzhiyun        interrupts = <GIC_SPI 147 IRQ_TYPE_LEVEL_HIGH>;
53*4882a593Smuzhiyun    };
54*4882a593Smuzhiyun
55*4882a593Smuzhiyun    thermal-zones {
56*4882a593Smuzhiyun        cpu_thermal: cpu-thermal {
57*4882a593Smuzhiyun            polling-delay-passive = <0>;
58*4882a593Smuzhiyun            polling-delay = <0>;
59*4882a593Smuzhiyun
60*4882a593Smuzhiyun            thermal-sensors = <&dts>;
61*4882a593Smuzhiyun            trips {
62*4882a593Smuzhiyun                cpu_alert1: cpu-alert1 {
63*4882a593Smuzhiyun                    temperature = <85000>;
64*4882a593Smuzhiyun                    hysteresis = <0>;
65*4882a593Smuzhiyun                    type = "passive";
66*4882a593Smuzhiyun                };
67*4882a593Smuzhiyun
68*4882a593Smuzhiyun                cpu_crit: cpu-crit {
69*4882a593Smuzhiyun                    temperature = <120000>;
70*4882a593Smuzhiyun                    hysteresis = <0>;
71*4882a593Smuzhiyun                    type = "critical";
72*4882a593Smuzhiyun                };
73*4882a593Smuzhiyun            };
74*4882a593Smuzhiyun
75*4882a593Smuzhiyun            cooling-maps {
76*4882a593Smuzhiyun            };
77*4882a593Smuzhiyun        };
78*4882a593Smuzhiyun    };
79*4882a593Smuzhiyun...
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