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dt-bindings: usb: Add RZ/V2M USB3DRD binding
Add device tree bindings for the RZ/V2{M, MA} USB3DRD module.
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20230121145853.4792-5-biju.das.jz@bp.renesas.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
authored by
Biju Das
and committed by
Greg Kroah-Hartman
9486e56c
2c5502a4
+129
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Documentation/devicetree/bindings/usb/renesas,rzv2m-usb3drd.yaml
+129
Documentation/devicetree/bindings/usb/renesas,rzv2m-usb3drd.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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$id: http://devicetree.org/schemas/usb/renesas,rzv2m-usb3drd.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Renesas RZ/V2M USB 3.1 DRD controller
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maintainers:
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- Biju Das <biju.das.jz@bp.renesas.com>
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description: |
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The RZ/V2{M, MA} USB3.1 DRD module supports the following functions
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* Role swapping function by the ID pin of the Micro-AB receptacle
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* Battery Charging Specification Revision 1.2
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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,r9a09g011-usb3drd # RZ/V2M
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- renesas,r9a09g055-usb3drd # RZ/V2MA
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- const: renesas,rzv2m-usb3drd
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reg:
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maxItems: 1
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interrupts:
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items:
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- description: Dual Role Device (DRD)
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- description: Battery Charging
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- description: Global Purpose Input
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interrupt-names:
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items:
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- const: drd
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- const: bc
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- const: gpi
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clocks:
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items:
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- description: Peripheral AXI clock
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- description: APB clock
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clock-names:
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items:
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- const: axi
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- const: reg
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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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ranges: true
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'#address-cells':
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enum: [ 1, 2 ]
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'#size-cells':
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enum: [ 1, 2 ]
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patternProperties:
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"^usb3peri@[0-9a-f]+$":
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type: object
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$ref: /schemas/usb/renesas,usb3-peri.yaml
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"^usb@[0-9a-f]+$":
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type: object
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$ref: renesas,usb-xhci.yaml#
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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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- clock-names
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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/r9a09g011-cpg.h>
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#include <dt-bindings/interrupt-controller/arm-gic.h>
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usb3drd: usb@85070400 {
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compatible = "renesas,r9a09g011-usb3drd", "renesas,rzv2m-usb3drd";
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reg = <0x85070400 0x100>;
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interrupts = <GIC_SPI 242 IRQ_TYPE_LEVEL_HIGH>,
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<GIC_SPI 243 IRQ_TYPE_LEVEL_HIGH>,
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<GIC_SPI 244 IRQ_TYPE_LEVEL_HIGH>;
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interrupt-names = "drd", "bc", "gpi";
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clocks = <&cpg CPG_MOD R9A09G011_USB_ACLK_P>,
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<&cpg CPG_MOD R9A09G011_USB_PCLK>;
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clock-names = "axi", "reg";
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power-domains = <&cpg>;
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resets = <&cpg R9A09G011_USB_DRD_RESET>;
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ranges;
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#address-cells = <1>;
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#size-cells = <1>;
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usb3host: usb@85060000 {
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compatible = "renesas,r9a09g011-xhci",
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"renesas,rzv2m-xhci";
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reg = <0x85060000 0x2000>;
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interrupts = <GIC_SPI 245 IRQ_TYPE_LEVEL_HIGH>;
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clocks = <&cpg CPG_MOD R9A09G011_USB_ACLK_H>,
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<&cpg CPG_MOD R9A09G011_USB_PCLK>;
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clock-names = "axi", "reg";
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power-domains = <&cpg>;
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resets = <&cpg R9A09G011_USB_ARESETN_H>;
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};
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usb3peri: usb3peri@85070000 {
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compatible = "renesas,r9a09g011-usb3-peri",
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"renesas,rzv2m-usb3-peri";
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reg = <0x85070000 0x400>;
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interrupts = <GIC_SPI 246 IRQ_TYPE_LEVEL_HIGH>;
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clocks = <&cpg CPG_MOD R9A09G011_USB_ACLK_P>,
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<&cpg CPG_MOD R9A09G011_USB_PCLK>;
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clock-names = "axi", "reg";
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power-domains = <&cpg>;
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resets = <&cpg R9A09G011_USB_ARESETN_P>;
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};
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};