105 lines
2.6 KiB
YAML
105 lines
2.6 KiB
YAML
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/dma/renesas,usb-dmac.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Renesas USB DMA Controller
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maintainers:
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- Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
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allOf:
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- $ref: "dma-controller.yaml#"
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properties:
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compatible:
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items:
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- enum:
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- renesas,r8a7742-usb-dmac # RZ/G1H
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- renesas,r8a7743-usb-dmac # RZ/G1M
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- renesas,r8a7744-usb-dmac # RZ/G1N
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- renesas,r8a7745-usb-dmac # RZ/G1E
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- renesas,r8a77470-usb-dmac # RZ/G1C
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- renesas,r8a774a1-usb-dmac # RZ/G2M
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- renesas,r8a774b1-usb-dmac # RZ/G2N
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- renesas,r8a774c0-usb-dmac # RZ/G2E
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- renesas,r8a774e1-usb-dmac # RZ/G2H
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- renesas,r8a7790-usb-dmac # R-Car H2
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- renesas,r8a7791-usb-dmac # R-Car M2-W
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- renesas,r8a7793-usb-dmac # R-Car M2-N
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- renesas,r8a7794-usb-dmac # R-Car E2
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- renesas,r8a7795-usb-dmac # R-Car H3
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- renesas,r8a7796-usb-dmac # R-Car M3-W
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- renesas,r8a77961-usb-dmac # R-Car M3-W+
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- renesas,r8a77965-usb-dmac # R-Car M3-N
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- renesas,r8a77990-usb-dmac # R-Car E3
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- renesas,r8a77995-usb-dmac # R-Car D3
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- const: renesas,usb-dmac
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reg:
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maxItems: 1
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interrupts:
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minItems: 2
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maxItems: 2
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interrupt-names:
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items:
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- pattern: ch0
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- pattern: ch1
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clocks:
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maxItems: 1
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'#dma-cells':
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const: 1
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description:
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The cell specifies the channel number of the DMAC port connected to
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the DMA client.
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dma-channels:
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const: 2
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iommus:
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minItems: 2
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maxItems: 2
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power-domains:
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maxItems: 1
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resets:
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maxItems: 1
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required:
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- compatible
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- reg
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- interrupts
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- interrupt-names
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- clocks
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- '#dma-cells'
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- dma-channels
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- power-domains
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- resets
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/clock/r8a7790-cpg-mssr.h>
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#include <dt-bindings/interrupt-controller/arm-gic.h>
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#include <dt-bindings/power/r8a7790-sysc.h>
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usb_dmac0: dma-controller@e65a0000 {
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compatible = "renesas,r8a7790-usb-dmac", "renesas,usb-dmac";
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reg = <0xe65a0000 0x100>;
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interrupts = <GIC_SPI 109 IRQ_TYPE_LEVEL_HIGH>,
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<GIC_SPI 109 IRQ_TYPE_LEVEL_HIGH>;
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interrupt-names = "ch0", "ch1";
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clocks = <&cpg CPG_MOD 330>;
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power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
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resets = <&cpg 330>;
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#dma-cells = <1>;
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dma-channels = <2>;
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};
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