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,rk3588-tsadc
  23       - rockchip,rv1108-tsadc
  24
  25   reg:
  26     maxItems: 1
  27
  28   interrupts:
  29     maxItems: 1
  30
  31   clocks:
  32     minItems: 2
  33     maxItems: 2
  34
  35   clock-names:
  36     items:
  37       - const: tsadc
  38       - const: apb_pclk
  39
  40   resets:
  41     minItems: 1
  42     maxItems: 3
  43
  44   reset-names:
  45     minItems: 1
  46     items:
  47       - const: tsadc-apb
  48       - const: tsadc
  49       - const: tsadc-phy
  50
  51   "#thermal-sensor-cells":
  52     const: 1
  53
  54   rockchip,grf:
  55     description: The phandle of the syscon node for the general register file.
  56     $ref: /schemas/types.yaml#/definitions/phandle
  57
  58   rockchip,hw-tshut-temp:
  59     description: The hardware-controlled shutdown temperature value.
  60     $ref: /schemas/types.yaml#/definitions/uint32
  61
  62   rockchip,hw-tshut-mode:
  63     description: The hardware-controlled shutdown mode 0:CRU 1:GPIO.
  64     $ref: /schemas/types.yaml#/definitions/uint32
  65     enum: [0, 1]
  66
  67   rockchip,hw-tshut-polarity:
  68     description: The hardware-controlled active polarity 0:LOW 1:HIGH.
  69     $ref: /schemas/types.yaml#/definitions/uint32
  70     enum: [0, 1]
  71
  72 required:
  73   - compatible
  74   - reg
  75   - interrupts
  76   - clocks
  77   - clock-names
  78   - resets
  79   - "#thermal-sensor-cells"
  80
  81 additionalProperties: false
  82
  83 examples:
  84   - |
  85     #include <dt-bindings/interrupt-controller/arm-gic.h>
  86     #include <dt-bindings/clock/rk3288-cru.h>
  87
  88     tsadc: tsadc@ff280000 {
  89         compatible = "rockchip,rk3288-tsadc";
  90         reg = <0xff280000 0x100>;
  91         interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>;
  92         clocks = <&cru SCLK_TSADC>, <&cru PCLK_TSADC>;
  93         clock-names = "tsadc", "apb_pclk";
  94         resets = <&cru SRST_TSADC>;
  95         reset-names = "tsadc-apb";
  96         #thermal-sensor-cells = <1>;
  97         rockchip,hw-tshut-temp = <95000>;
  98         rockchip,hw-tshut-mode = <0>;
  99         rockchip,hw-tshut-polarity = <0>;
 100     };