Documentation/devicetree/bindings/iio/adc/sprd,sc2720-adc.yaml

   1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/iio/adc/sprd,sc2720-adc.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Spreadtrum SC27XX series PMICs ADC binding
   8
   9 maintainers:
  10   - Baolin Wang <baolin.wang7@gmail.com>
  11
  12 description:
  13   Supports the ADC found on these PMICs.
  14
  15 properties:
  16   compatible:
  17     enum:
  18       - sprd,sc2720-adc
  19       - sprd,sc2721-adc
  20       - sprd,sc2723-adc
  21       - sprd,sc2730-adc
  22       - sprd,sc2731-adc
  23
  24   reg:
  25     maxItems: 1
  26
  27   interrupts:
  28     maxItems: 1
  29
  30   "#io-channel-cells":
  31     const: 1
  32
  33   hwlocks:
  34     maxItems: 1
  35
  36   nvmem-cells:
  37     maxItems: 2
  38
  39   nvmem-cell-names:
  40     items:
  41       - const: big_scale_calib
  42       - const: small_scale_calib
  43
  44 required:
  45   - compatible
  46   - reg
  47   - interrupts
  48   - "#io-channel-cells"
  49   - hwlocks
  50   - nvmem-cells
  51   - nvmem-cell-names
  52
  53 additionalProperties: false
  54
  55 examples:
  56   - |
  57     #include <dt-bindings/interrupt-controller/irq.h>
  58     pmic {
  59         #address-cells = <1>;
  60         #size-cells = <0>;
  61         adc@480 {
  62             compatible = "sprd,sc2731-adc";
  63             reg = <0x480>;
  64             interrupt-parent = <&sc2731_pmic>;
  65             interrupts = <0 IRQ_TYPE_LEVEL_HIGH>;
  66             #io-channel-cells = <1>;
  67             hwlocks = <&hwlock 4>;
  68             nvmem-cells = <&adc_big_scale>, <&adc_small_scale>;
  69             nvmem-cell-names = "big_scale_calib", "small_scale_calib";
  70         };
  71     };
  72 ...