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104 lines
2.6 KiB
104 lines
2.6 KiB
# 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 <[email protected]> |
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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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