sprd,sc9860-clk.yaml

  1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
  2%YAML 1.2
  3---
  4$id: http://devicetree.org/schemas/clock/sprd,sc9860-clk.yaml#
  5$schema: http://devicetree.org/meta-schemas/core.yaml#
  6
  7title: Spreadtrum SC9860 clock
  8
  9maintainers:
 10  - Orson Zhai <orsonzhai@gmail.com>
 11  - Baolin Wang <baolin.wang7@gmail.com>
 12  - Chunyan Zhang <zhang.lyra@gmail.com>
 13
 14properties:
 15  compatible:
 16    enum:
 17      - sprd,sc9860-agcp-gate
 18      - sprd,sc9860-aonsecure-clk
 19      - sprd,sc9860-aon-gate
 20      - sprd,sc9860-aon-prediv
 21      - sprd,sc9860-apahb-gate
 22      - sprd,sc9860-apapb-gate
 23      - sprd,sc9860-ap-clk
 24      - sprd,sc9860-cam-clk
 25      - sprd,sc9860-cam-gate
 26      - sprd,sc9860-disp-clk
 27      - sprd,sc9860-disp-gate
 28      - sprd,sc9860-gpu-clk
 29      - sprd,sc9860-pll
 30      - sprd,sc9860-pmu-gate
 31      - sprd,sc9860-vsp-clk
 32      - sprd,sc9860-vsp-gate
 33
 34  reg:
 35    maxItems: 1
 36
 37  clocks:
 38    minItems: 1
 39    maxItems: 3
 40
 41  '#clock-cells':
 42    const: 1
 43
 44  sprd,syscon:
 45    $ref: /schemas/types.yaml#/definitions/phandle
 46    description:
 47      phandle to the syscon which is in the same address area with the
 48      clock, and so we can get regmap for the clocks from the syscon device
 49
 50required:
 51  - compatible
 52  - clocks
 53  - '#clock-cells'
 54
 55allOf:
 56  - if:
 57      properties:
 58        compatible:
 59          contains:
 60            enum:
 61              - sprd,sc9860-agcp-gate
 62              - sprd,sc9860-aon-gate
 63              - sprd,sc9860-apahb-gate
 64              - sprd,sc9860-apapb-gate
 65              - sprd,sc9860-cam-gate
 66              - sprd,sc9860-disp-gate
 67              - sprd,sc9860-gpu-clk
 68              - sprd,sc9860-pll
 69              - sprd,sc9860-pmu-gate
 70              - sprd,sc9860-vsp-gate
 71    then:
 72      properties:
 73        clocks:
 74          maxItems: 1
 75  - if:
 76      properties:
 77        compatible:
 78          contains:
 79            enum:
 80              - sprd,sc9860-aonsecure-clk
 81              - sprd,sc9860-cam-clk
 82              - sprd,sc9860-disp-clk
 83              - sprd,sc9860-vsp-clk
 84    then:
 85      properties:
 86        clocks:
 87          minItems: 2
 88          maxItems: 2
 89  - if:
 90      properties:
 91        compatible:
 92          contains:
 93            enum:
 94              - sprd,sc9860-aon-prediv
 95              - sprd,sc9860-ap-clk
 96    then:
 97      properties:
 98        clocks:
 99          minItems: 3
100  - if:
101      properties:
102        compatible:
103          contains:
104            enum:
105              - sprd,sc9860-aonsecure-clk
106              - sprd,sc9860-aon-prediv
107              - sprd,sc9860-ap-clk
108              - sprd,sc9860-cam-clk
109              - sprd,sc9860-disp-clk
110              - sprd,sc9860-gpu-clk
111              - sprd,sc9860-vsp-clk
112    then:
113      required:
114        - reg
115      properties:
116        sprd,syscon: false
117
118additionalProperties: false
119
120examples:
121  - |
122    soc {
123      #address-cells = <2>;
124      #size-cells = <2>;
125
126      clock-controller@20000000 {
127        compatible = "sprd,sc9860-ap-clk";
128        reg = <0 0x20000000 0 0x400>;
129        clocks = <&ext_26m>, <&pll 0>, <&pmu_gate 0>;
130        #clock-cells = <1>;
131      };
132    };
133...