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

   1 # SPDX-License-Identifier: GPL-2.0-only
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/thermal/rockchip-thermal.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Temperature Sensor ADC (TSADC) on Rockchip SoCs
   8
   9 maintainers:
  10   - Heiko Stuebner <heiko@sntech.de>
  11
  12 properties:
  13   compatible:
  14     enum:
  15       - rockchip,px30-tsadc
  16       - rockchip,rk3228-tsadc
  17       - rockchip,rk3288-tsadc
  18       - rockchip,rk3328-tsadc
  19       - rockchip,rk3368-tsadc
  20       - rockchip,rk3399-tsadc
  21       - rockchip,rk3568-tsadc
  22       - rockchip,rv1108-tsadc
  23
  24   reg:
  25     maxItems: 1
  26
  27   interrupts:
  28     maxItems: 1
  29
  30   clocks:
  31     minItems: 2
  32     maxItems: 2
  33
  34   clock-names:
  35     items:
  36       - const: tsadc
  37       - const: apb_pclk
  38
  39   resets:
  40     minItems: 1
  41     maxItems: 3
  42
  43   reset-names:
  44     minItems: 1
  45     items:
  46       - const: tsadc-apb
  47       - const: tsadc
  48       - const: tsadc-phy
  49
  50   "#thermal-sensor-cells":
  51     const: 1
  52
  53   rockchip,grf:
  54     description: The phandle of the syscon node for the general register file.
  55     $ref: /schemas/types.yaml#/definitions/phandle
  56
  57   rockchip,hw-tshut-temp:
  58     description: The hardware-controlled shutdown temperature value.
  59     $ref: /schemas/types.yaml#/definitions/uint32
  60
  61   rockchip,hw-tshut-mode:
  62     description: The hardware-controlled shutdown mode 0:CRU 1:GPIO.
  63     $ref: /schemas/types.yaml#/definitions/uint32
  64     enum: [0, 1]
  65
  66   rockchip,hw-tshut-polarity:
  67     description: The hardware-controlled active polarity 0:LOW 1:HIGH.
  68     $ref: /schemas/types.yaml#/definitions/uint32
  69     enum: [0, 1]
  70
  71 required:
  72   - compatible
  73   - reg
  74   - interrupts
  75   - clocks
  76   - clock-names
  77   - resets
  78   - "#thermal-sensor-cells"
  79
  80 additionalProperties: false
  81
  82 examples:
  83   - |
  84     #include <dt-bindings/interrupt-controller/arm-gic.h>
  85     #include <dt-bindings/clock/rk3288-cru.h>
  86
  87     tsadc: tsadc@ff280000 {
  88         compatible = "rockchip,rk3288-tsadc";
  89         reg = <0xff280000 0x100>;
  90         interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>;
  91         clocks = <&cru SCLK_TSADC>, <&cru PCLK_TSADC>;
  92         clock-names = "tsadc", "apb_pclk";
  93         resets = <&cru SRST_TSADC>;
  94         reset-names = "tsadc-apb";
  95         #thermal-sensor-cells = <1>;
  96         rockchip,hw-tshut-temp = <95000>;
  97         rockchip,hw-tshut-mode = <0>;
  98         rockchip,hw-tshut-polarity = <0>;
  99     };