allwinner,sun4i-a10-pwm.yaml

  1# SPDX-License-Identifier: GPL-2.0
  2%YAML 1.2
  3---
  4$id: http://devicetree.org/schemas/pwm/allwinner,sun4i-a10-pwm.yaml#
  5$schema: http://devicetree.org/meta-schemas/core.yaml#
  6
  7title: Allwinner A10 PWM
  8
  9maintainers:
 10  - Chen-Yu Tsai <wens@csie.org>
 11  - Maxime Ripard <mripard@kernel.org>
 12
 13properties:
 14  "#pwm-cells":
 15    const: 3
 16
 17  compatible:
 18    oneOf:
 19      - const: allwinner,sun4i-a10-pwm
 20      - const: allwinner,sun5i-a10s-pwm
 21      - const: allwinner,sun5i-a13-pwm
 22      - const: allwinner,sun7i-a20-pwm
 23      - const: allwinner,sun8i-h3-pwm
 24      - items:
 25          - const: allwinner,sun8i-a83t-pwm
 26          - const: allwinner,sun8i-h3-pwm
 27      - items:
 28          - enum:
 29              - allwinner,suniv-f1c100s-pwm
 30              - allwinner,sun8i-v3s-pwm
 31          - const: allwinner,sun7i-a20-pwm
 32      - items:
 33          - const: allwinner,sun50i-a64-pwm
 34          - const: allwinner,sun5i-a13-pwm
 35      - items:
 36          - const: allwinner,sun50i-h5-pwm
 37          - const: allwinner,sun5i-a13-pwm
 38      - const: allwinner,sun50i-h6-pwm
 39
 40  reg:
 41    maxItems: 1
 42
 43  clocks:
 44    minItems: 1
 45    items:
 46      - description: Module Clock
 47      - description: Bus Clock
 48
 49  clock-names:
 50    minItems: 1
 51    items:
 52      - const: mod
 53      - const: bus
 54
 55  resets:
 56    maxItems: 1
 57
 58allOf:
 59  - $ref: pwm.yaml#
 60
 61  - if:
 62      properties:
 63        compatible:
 64          contains:
 65            const: allwinner,sun50i-h6-pwm
 66
 67    then:
 68      properties:
 69        clocks:
 70          maxItems: 2
 71
 72        clock-names:
 73          items:
 74            - const: mod
 75            - const: bus
 76
 77      required:
 78        - clock-names
 79        - resets
 80
 81    else:
 82      properties:
 83        clocks:
 84          maxItems: 1
 85
 86required:
 87  - compatible
 88  - reg
 89  - clocks
 90
 91additionalProperties: false
 92
 93examples:
 94  - |
 95    pwm: pwm@1c20e00 {
 96        compatible = "allwinner,sun7i-a20-pwm";
 97        reg = <0x01c20e00 0xc>;
 98        clocks = <&osc24M>;
 99        #pwm-cells = <3>;
100    };
101
102  - |
103    #include <dt-bindings/clock/sun50i-h6-ccu.h>
104    #include <dt-bindings/reset/sun50i-h6-ccu.h>
105
106    pwm@300a000 {
107      compatible = "allwinner,sun50i-h6-pwm";
108      reg = <0x0300a000 0x400>;
109      clocks = <&osc24M>, <&ccu CLK_BUS_PWM>;
110      clock-names = "mod", "bus";
111      resets = <&ccu RST_BUS_PWM>;
112      #pwm-cells = <3>;
113    };
114
115...