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
  7title: Spreadtrum SC27XX series PMICs ADC
  8
  9maintainers:
 10  - Baolin Wang <baolin.wang7@gmail.com>
 11
 12description:
 13  Supports the ADC found on these PMICs.
 14
 15properties:
 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      - sprd,ump9620-adc
 24
 25  reg:
 26    maxItems: 1
 27
 28  interrupts:
 29    maxItems: 1
 30
 31  "#io-channel-cells":
 32    const: 1
 33
 34  hwlocks:
 35    maxItems: 1
 36
 37  nvmem-cells: true
 38
 39  nvmem-cell-names: true
 40
 41allOf:
 42  - if:
 43      not:
 44        properties:
 45          compatible:
 46            contains:
 47              enum:
 48                - sprd,ump9620-adc
 49    then:
 50      properties:
 51        nvmem-cells:
 52          maxItems: 2
 53        nvmem-cell-names:
 54          items:
 55            - const: big_scale_calib
 56            - const: small_scale_calib
 57
 58    else:
 59      properties:
 60        nvmem-cells:
 61          maxItems: 6
 62        nvmem-cell-names:
 63          items:
 64            - const: big_scale_calib1
 65            - const: big_scale_calib2
 66            - const: small_scale_calib1
 67            - const: small_scale_calib2
 68            - const: vbat_det_cal1
 69            - const: vbat_det_cal2
 70
 71required:
 72  - compatible
 73  - reg
 74  - interrupts
 75  - "#io-channel-cells"
 76  - hwlocks
 77  - nvmem-cells
 78  - nvmem-cell-names
 79
 80additionalProperties: false
 81
 82examples:
 83  - |
 84    #include <dt-bindings/interrupt-controller/irq.h>
 85    pmic {
 86        #address-cells = <1>;
 87        #size-cells = <0>;
 88        adc@504 {
 89            compatible = "sprd,ump9620-adc";
 90            reg = <0x504>;
 91            interrupt-parent = <&ump9620_pmic>;
 92            interrupts = <0 IRQ_TYPE_LEVEL_HIGH>;
 93            #io-channel-cells = <1>;
 94            hwlocks = <&hwlock 4>;
 95            nvmem-cells = <&adc_bcal1>, <&adc_bcal2>,
 96                          <&adc_scal1>, <&adc_scal2>,
 97                          <&vbat_det_cal1>, <&vbat_det_cal2>;
 98            nvmem-cell-names = "big_scale_calib1", "big_scale_calib2",
 99                               "small_scale_calib1", "small_scale_calib2",
100                               "vbat_det_cal1", "vbat_det_cal2";
101        };
102    };
103...