Documentation/devicetree/bindings/iio/adc/rockchip-saradc.yaml

   1 # SPDX-License-Identifier: GPL-2.0
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/iio/adc/rockchip-saradc.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Rockchip Successive Approximation Register (SAR) A/D Converter
   8
   9 maintainers:
  10   - Heiko Stuebner <heiko@sntech.de>
  11
  12 properties:
  13   compatible:
  14     oneOf:
  15       - const: rockchip,saradc
  16       - const: rockchip,rk3066-tsadc
  17       - const: rockchip,rk3399-saradc
  18       - items:
  19           - enum:
  20               - rockchip,px30-saradc
  21               - rockchip,rk3308-saradc
  22               - rockchip,rk3328-saradc
  23               - rockchip,rk3568-saradc
  24               - rockchip,rv1108-saradc
  25           - const: rockchip,rk3399-saradc
  26
  27   reg:
  28     maxItems: 1
  29
  30   interrupts:
  31     maxItems: 1
  32
  33   clocks:
  34     items:
  35       - description: converter clock
  36       - description: peripheral clock
  37
  38   clock-names:
  39     items:
  40       - const: saradc
  41       - const: apb_pclk
  42
  43   resets:
  44     maxItems: 1
  45
  46   reset-names:
  47     const: saradc-apb
  48
  49   vref-supply:
  50     description:
  51       The regulator supply for the ADC reference voltage.
  52
  53   "#io-channel-cells":
  54     const: 1
  55
  56 required:
  57   - compatible
  58   - reg
  59   - interrupts
  60   - clocks
  61   - clock-names
  62   - vref-supply
  63   - "#io-channel-cells"
  64
  65 additionalProperties: false
  66
  67 examples:
  68   - |
  69     #include <dt-bindings/clock/rk3288-cru.h>
  70     #include <dt-bindings/interrupt-controller/arm-gic.h>
  71     saradc: saradc@2006c000 {
  72       compatible = "rockchip,saradc";
  73       reg = <0x2006c000 0x100>;
  74       interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>;
  75       clocks = <&cru SCLK_SARADC>, <&cru PCLK_SARADC>;
  76       clock-names = "saradc", "apb_pclk";
  77       resets = <&cru SRST_SARADC>;
  78       reset-names = "saradc-apb";
  79       vref-supply = <&vcc18>;
  80       #io-channel-cells = <1>;
  81     };