renesas,usb-dmac.yaml

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    1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/dma/renesas,usb-dmac.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Renesas USB DMA Controller
    8 
    9 maintainers:
   10   - Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
   11 
   12 allOf:
   13   - $ref: "dma-controller.yaml#"
   14 
   15 properties:
   16   compatible:
   17     items:
   18       - enum:
   19           - renesas,r8a7742-usb-dmac  # RZ/G1H
   20           - renesas,r8a7743-usb-dmac  # RZ/G1M
   21           - renesas,r8a7744-usb-dmac  # RZ/G1N
   22           - renesas,r8a7745-usb-dmac  # RZ/G1E
   23           - renesas,r8a77470-usb-dmac # RZ/G1C
   24           - renesas,r8a774a1-usb-dmac # RZ/G2M
   25           - renesas,r8a774b1-usb-dmac # RZ/G2N
   26           - renesas,r8a774c0-usb-dmac # RZ/G2E
   27           - renesas,r8a774e1-usb-dmac # RZ/G2H
   28           - renesas,r8a7790-usb-dmac  # R-Car H2
   29           - renesas,r8a7791-usb-dmac  # R-Car M2-W
   30           - renesas,r8a7793-usb-dmac  # R-Car M2-N
   31           - renesas,r8a7794-usb-dmac  # R-Car E2
   32           - renesas,r8a7795-usb-dmac  # R-Car H3
   33           - renesas,r8a7796-usb-dmac  # R-Car M3-W
   34           - renesas,r8a77961-usb-dmac # R-Car M3-W+
   35           - renesas,r8a77965-usb-dmac # R-Car M3-N
   36           - renesas,r8a77990-usb-dmac # R-Car E3
   37           - renesas,r8a77995-usb-dmac # R-Car D3
   38       - const: renesas,usb-dmac
   39 
   40   reg:
   41     maxItems: 1
   42 
   43   interrupts:
   44     minItems: 2
   45     maxItems: 2
   46 
   47   interrupt-names:
   48     items:
   49       - pattern: ch0
   50       - pattern: ch1
   51 
   52   clocks:
   53     maxItems: 1
   54 
   55   '#dma-cells':
   56     const: 1
   57     description:
   58       The cell specifies the channel number of the DMAC port connected to
   59       the DMA client.
   60 
   61   dma-channels:
   62     const: 2
   63 
   64   iommus:
   65     minItems: 2
   66     maxItems: 2
   67 
   68   power-domains:
   69     maxItems: 1
   70 
   71   resets:
   72     maxItems: 1
   73 
   74 required:
   75   - compatible
   76   - reg
   77   - interrupts
   78   - interrupt-names
   79   - clocks
   80   - '#dma-cells'
   81   - dma-channels
   82   - power-domains
   83   - resets
   84 
   85 additionalProperties: false
   86 
   87 examples:
   88   - |
   89     #include <dt-bindings/clock/r8a7790-cpg-mssr.h>
   90     #include <dt-bindings/interrupt-controller/arm-gic.h>
   91     #include <dt-bindings/power/r8a7790-sysc.h>
   92 
   93     usb_dmac0: dma-controller@e65a0000 {
   94         compatible = "renesas,r8a7790-usb-dmac", "renesas,usb-dmac";
   95         reg = <0xe65a0000 0x100>;
   96         interrupts = <GIC_SPI 109 IRQ_TYPE_LEVEL_HIGH>,
   97                      <GIC_SPI 109 IRQ_TYPE_LEVEL_HIGH>;
   98         interrupt-names = "ch0", "ch1";
   99         clocks = <&cpg CPG_MOD 330>;
  100         power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
  101         resets = <&cpg 330>;
  102         #dma-cells = <1>;
  103         dma-channels = <2>;
  104     };

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/Bindings/dma/renesas,usb-dmac.yaml

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sys/contrib/device-tree/Bindings/dma/renesas,usb-dmac.yaml