Documentation/devicetree/bindings/thermal/sprd-thermal.yaml

   1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/thermal/sprd-thermal.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Spreadtrum thermal sensor controller
   8
   9 maintainers:
  10   - Orson Zhai <orsonzhai@gmail.com>
  11   - Baolin Wang <baolin.wang7@gmail.com>
  12   - Chunyan Zhang <zhang.lyra@gmail.com>
  13
  14 $ref: thermal-sensor.yaml#
  15
  16 properties:
  17   compatible:
  18     const: sprd,ums512-thermal
  19
  20   reg:
  21     maxItems: 1
  22
  23   clocks:
  24     maxItems: 1
  25
  26   clock-names:
  27     items:
  28       - const: enable
  29
  30   nvmem-cells:
  31     maxItems: 2
  32     description:
  33       Reference to nvmem nodes for the calibration data.
  34
  35   nvmem-cell-names:
  36     items:
  37       - const: thm_sign_cal
  38       - const: thm_ratio_cal
  39
  40   "#thermal-sensor-cells":
  41     const: 1
  42
  43   "#address-cells":
  44     const: 1
  45
  46   "#size-cells":
  47     const: 0
  48
  49 patternProperties:
  50   "^([a-z]*-)?sensor(-section)?@[0-9]+$":
  51     type: object
  52     description:
  53       Represent one thermal sensor.
  54
  55     properties:
  56       reg:
  57         description: Specify the sensor id.
  58         maxItems: 1
  59
  60       nvmem-cells:
  61         maxItems: 1
  62         description:
  63           Reference to an nvmem node for the calibration data.
  64
  65       nvmem-cell-names:
  66         const: sen_delta_cal
  67
  68     required:
  69       - reg
  70       - nvmem-cells
  71       - nvmem-cell-names
  72
  73     additionalProperties: false
  74
  75 required:
  76   - compatible
  77   - reg
  78   - clocks
  79   - clock-names
  80   - nvmem-cells
  81   - nvmem-cell-names
  82   - "#address-cells"
  83   - "#size-cells"
  84
  85 unevaluatedProperties: false
  86
  87 examples:
  88   - |
  89     thermal@32200000 {
  90         compatible = "sprd,ums512-thermal";
  91         reg = <0x32200000 0x10000>;
  92         clock-names = "enable";
  93         clocks = <&aonapb_gate 32>;
  94         #thermal-sensor-cells = <1>;
  95         nvmem-cells = <&thm0_sign>, <&thm0_ratio>;
  96         nvmem-cell-names = "thm_sign_cal", "thm_ratio_cal";
  97         #address-cells = <1>;
  98         #size-cells = <0>;
  99
 100         prometheus-sensor@0 {
 101             reg = <0>;
 102             nvmem-cells = <&thm0_sen0>;
 103             nvmem-cell-names = "sen_delta_cal";
 104         };
 105
 106         ank-sensor@1 {
 107             reg = <1>;
 108             nvmem-cells = <&thm0_sen1>;
 109             nvmem-cell-names = "sen_delta_cal";
 110         };
 111     };
 112 ...