xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/thermal/imx8mm-thermal.yaml (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun# SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun%YAML 1.2
3*4882a593Smuzhiyun---
4*4882a593Smuzhiyun$id: http://devicetree.org/schemas/thermal/imx8mm-thermal.yaml#
5*4882a593Smuzhiyun$schema: http://devicetree.org/meta-schemas/core.yaml#
6*4882a593Smuzhiyun
7*4882a593Smuzhiyuntitle: NXP i.MX8M Mini Thermal Binding
8*4882a593Smuzhiyun
9*4882a593Smuzhiyunmaintainers:
10*4882a593Smuzhiyun  - Anson Huang <Anson.Huang@nxp.com>
11*4882a593Smuzhiyun
12*4882a593Smuzhiyundescription: |
13*4882a593Smuzhiyun  i.MX8MM has TMU IP to allow temperature measurement, there are
14*4882a593Smuzhiyun  currently two distinct major versions of the IP that is supported
15*4882a593Smuzhiyun  by a single driver. The IP versions are named v1 and v2, v1 is
16*4882a593Smuzhiyun  for i.MX8MM which has ONLY 1 sensor, v2 is for i.MX8MP which has
17*4882a593Smuzhiyun  2 sensors.
18*4882a593Smuzhiyun
19*4882a593Smuzhiyunproperties:
20*4882a593Smuzhiyun  compatible:
21*4882a593Smuzhiyun    oneOf:
22*4882a593Smuzhiyun      - enum:
23*4882a593Smuzhiyun          - fsl,imx8mm-tmu
24*4882a593Smuzhiyun          - fsl,imx8mp-tmu
25*4882a593Smuzhiyun      - items:
26*4882a593Smuzhiyun          - const: fsl,imx8mn-tmu
27*4882a593Smuzhiyun          - const: fsl,imx8mm-tmu
28*4882a593Smuzhiyun
29*4882a593Smuzhiyun  reg:
30*4882a593Smuzhiyun    maxItems: 1
31*4882a593Smuzhiyun
32*4882a593Smuzhiyun  clocks:
33*4882a593Smuzhiyun    maxItems: 1
34*4882a593Smuzhiyun
35*4882a593Smuzhiyun  "#thermal-sensor-cells":
36*4882a593Smuzhiyun    description: |
37*4882a593Smuzhiyun      Number of cells required to uniquely identify the thermal
38*4882a593Smuzhiyun      sensors, 0 for ONLY one sensor and 1 for multiple sensors.
39*4882a593Smuzhiyun    enum:
40*4882a593Smuzhiyun      - 0
41*4882a593Smuzhiyun      - 1
42*4882a593Smuzhiyun
43*4882a593Smuzhiyunrequired:
44*4882a593Smuzhiyun  - compatible
45*4882a593Smuzhiyun  - reg
46*4882a593Smuzhiyun  - clocks
47*4882a593Smuzhiyun  - '#thermal-sensor-cells'
48*4882a593Smuzhiyun
49*4882a593SmuzhiyunadditionalProperties: false
50*4882a593Smuzhiyun
51*4882a593Smuzhiyunexamples:
52*4882a593Smuzhiyun  - |
53*4882a593Smuzhiyun    #include <dt-bindings/clock/imx8mm-clock.h>
54*4882a593Smuzhiyun
55*4882a593Smuzhiyun    thermal-sensor@30260000 {
56*4882a593Smuzhiyun         compatible = "fsl,imx8mm-tmu";
57*4882a593Smuzhiyun         reg = <0x30260000 0x10000>;
58*4882a593Smuzhiyun         clocks = <&clk IMX8MM_CLK_TMU_ROOT>;
59*4882a593Smuzhiyun         #thermal-sensor-cells = <0>;
60*4882a593Smuzhiyun    };
61*4882a593Smuzhiyun
62*4882a593Smuzhiyun...
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