The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/pwm/renesas,pwm-rcar.yaml

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    1 # SPDX-License-Identifier: GPL-2.0
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/pwm/renesas,pwm-rcar.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Renesas R-Car PWM Timer Controller
    8 
    9 maintainers:
   10   - Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
   11 
   12 properties:
   13   compatible:
   14     items:
   15       - enum:
   16           - renesas,pwm-r8a7742   # RZ/G1H
   17           - renesas,pwm-r8a7743   # RZ/G1M
   18           - renesas,pwm-r8a7744   # RZ/G1N
   19           - renesas,pwm-r8a7745   # RZ/G1E
   20           - renesas,pwm-r8a77470  # RZ/G1C
   21           - renesas,pwm-r8a774a1  # RZ/G2M
   22           - renesas,pwm-r8a774b1  # RZ/G2N
   23           - renesas,pwm-r8a774c0  # RZ/G2E
   24           - renesas,pwm-r8a774e1  # RZ/G2H
   25           - renesas,pwm-r8a7778   # R-Car M1A
   26           - renesas,pwm-r8a7779   # R-Car H1
   27           - renesas,pwm-r8a7790   # R-Car H2
   28           - renesas,pwm-r8a7791   # R-Car M2-W
   29           - renesas,pwm-r8a7794   # R-Car E2
   30           - renesas,pwm-r8a7795   # R-Car H3
   31           - renesas,pwm-r8a7796   # R-Car M3-W
   32           - renesas,pwm-r8a77961  # R-Car M3-W+
   33           - renesas,pwm-r8a77965  # R-Car M3-N
   34           - renesas,pwm-r8a77970  # R-Car V3M
   35           - renesas,pwm-r8a77980  # R-Car V3H
   36           - renesas,pwm-r8a77990  # R-Car E3
   37           - renesas,pwm-r8a77995  # R-Car D3
   38       - const: renesas,pwm-rcar
   39 
   40   reg:
   41     # base address and length of the registers block for the PWM.
   42     maxItems: 1
   43 
   44   '#pwm-cells':
   45     # should be 2. See pwm.yaml in this directory for a description of
   46     # the cells format.
   47     const: 2
   48 
   49   clocks:
   50     # clock phandle and specifier pair.
   51     maxItems: 1
   52 
   53   power-domains:
   54     maxItems: 1
   55 
   56   resets:
   57     maxItems: 1
   58 
   59 required:
   60   - compatible
   61   - reg
   62   - clocks
   63   - power-domains
   64 
   65 allOf:
   66   - $ref: pwm.yaml#
   67 
   68   - if:
   69       not:
   70         properties:
   71           compatible:
   72             contains:
   73               enum:
   74                 - renesas,pwm-r8a7778
   75                 - renesas,pwm-r8a7779
   76     then:
   77       required:
   78         - resets
   79 
   80 additionalProperties: false
   81 
   82 examples:
   83   - |
   84     #include <dt-bindings/clock/r8a7743-cpg-mssr.h>
   85     #include <dt-bindings/power/r8a7743-sysc.h>
   86 
   87     pwm0: pwm@e6e30000 {
   88         compatible = "renesas,pwm-r8a7743", "renesas,pwm-rcar";
   89         reg = <0xe6e30000 0x8>;
   90         clocks = <&cpg CPG_MOD 523>;
   91         power-domains = <&sysc R8A7743_PD_ALWAYS_ON>;
   92         resets = <&cpg 523>;
   93         #pwm-cells = <2>;
   94         pinctrl-0 = <&pwm0_pins>;
   95         pinctrl-names = "default";
   96     };

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