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       - const: rockchip,rk3588-saradc
  19       - items:
  20           - enum:
  21               - rockchip,px30-saradc
  22               - rockchip,rk3308-saradc
  23               - rockchip,rk3328-saradc
  24               - rockchip,rk3568-saradc
  25               - rockchip,rv1108-saradc
  26               - rockchip,rv1126-saradc
  27           - const: rockchip,rk3399-saradc
  28
  29   reg:
  30     maxItems: 1
  31
  32   interrupts:
  33     maxItems: 1
  34
  35   clocks:
  36     items:
  37       - description: converter clock
  38       - description: peripheral clock
  39
  40   clock-names:
  41     items:
  42       - const: saradc
  43       - const: apb_pclk
  44
  45   resets:
  46     maxItems: 1
  47
  48   reset-names:
  49     const: saradc-apb
  50
  51   vref-supply:
  52     description:
  53       The regulator supply for the ADC reference voltage.
  54
  55   "#io-channel-cells":
  56     const: 1
  57
  58 required:
  59   - compatible
  60   - reg
  61   - interrupts
  62   - clocks
  63   - clock-names
  64   - vref-supply
  65   - "#io-channel-cells"
  66
  67 additionalProperties: false
  68
  69 examples:
  70   - |
  71     #include <dt-bindings/clock/rk3288-cru.h>
  72     #include <dt-bindings/interrupt-controller/arm-gic.h>
  73     saradc: saradc@2006c000 {
  74       compatible = "rockchip,saradc";
  75       reg = <0x2006c000 0x100>;
  76       interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>;
  77       clocks = <&cru SCLK_SARADC>, <&cru PCLK_SARADC>;
  78       clock-names = "saradc", "apb_pclk";
  79       resets = <&cru SRST_SARADC>;
  80       reset-names = "saradc-apb";
  81       vref-supply = <&vcc18>;
  82       #io-channel-cells = <1>;
  83     };