167 lines
		
	
	
		
			4.0 KiB
		
	
	
	
		
			YAML
		
	
	
	
	
	
			
		
		
	
	
			167 lines
		
	
	
		
			4.0 KiB
		
	
	
	
		
			YAML
		
	
	
	
	
	
# SPDX-License-Identifier: GPL-2.0
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/usb/generic-ehci.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: USB EHCI Controller Device Tree Bindings
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maintainers:
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  - Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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allOf:
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  - $ref: usb-hcd.yaml
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  - if:
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      properties:
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        compatible:
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          not:
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            contains:
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              const: ibm,usb-ehci-440epx
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    then:
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      properties:
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        reg:
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          maxItems: 1
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properties:
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  compatible:
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    oneOf:
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      - items:
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          - enum:
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              - allwinner,sun4i-a10-ehci
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              - allwinner,sun50i-a64-ehci
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              - allwinner,sun50i-h6-ehci
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              - allwinner,sun5i-a13-ehci
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              - allwinner,sun6i-a31-ehci
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              - allwinner,sun7i-a20-ehci
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              - allwinner,sun8i-a23-ehci
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              - allwinner,sun8i-h3-ehci
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              - allwinner,sun8i-r40-ehci
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              - allwinner,sun9i-a80-ehci
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              - aspeed,ast2400-ehci
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              - aspeed,ast2500-ehci
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              - aspeed,ast2600-ehci
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              - brcm,bcm3384-ehci
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              - brcm,bcm63268-ehci
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              - brcm,bcm6328-ehci
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              - brcm,bcm6358-ehci
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              - brcm,bcm6362-ehci
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              - brcm,bcm6368-ehci
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              - brcm,bcm7125-ehci
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              - brcm,bcm7346-ehci
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              - brcm,bcm7358-ehci
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              - brcm,bcm7360-ehci
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              - brcm,bcm7362-ehci
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              - brcm,bcm7420-ehci
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              - brcm,bcm7425-ehci
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              - brcm,bcm7435-ehci
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              - ibm,476gtr-ehci
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              - nxp,lpc1850-ehci
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              - qca,ar7100-ehci
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              - snps,hsdk-v1.0-ehci
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              - socionext,uniphier-ehci
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          - const: generic-ehci
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      - items:
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          - enum:
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              - cavium,octeon-6335-ehci
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              - ibm,usb-ehci-440epx
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              - ibm,usb-ehci-460ex
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              - nintendo,hollywood-usb-ehci
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              - st,spear600-ehci
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          - const: usb-ehci
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      - enum:
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          - generic-ehci
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          - marvell,armada-3700-ehci
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          - marvell,orion-ehci
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          - ti,ehci-omap
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          - usb-ehci
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  reg:
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    minItems: 1
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    maxItems: 2
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  interrupts:
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    maxItems: 1
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  resets:
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    minItems: 1
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    maxItems: 4
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  clocks:
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    minItems: 1
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    maxItems: 4
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    description: |
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      In case the Renesas R-Car Gen3 SoCs:
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        - if a host only channel: first clock should be host.
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        - if a USB DRD channel: first clock should be host and second
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          one should be peripheral      
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  big-endian:
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    $ref: /schemas/types.yaml#/definitions/flag
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    description:
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      Set this flag for HCDs with big endian descriptors and big
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      endian registers.
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  big-endian-desc:
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    $ref: /schemas/types.yaml#/definitions/flag
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    description:
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      Set this flag for HCDs with big endian descriptors.
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  big-endian-regs:
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    $ref: /schemas/types.yaml#/definitions/flag
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    description:
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      Set this flag for HCDs with big endian registers.
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  has-transaction-translator:
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    $ref: /schemas/types.yaml#/definitions/flag
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    description:
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      Set this flag if EHCI has a Transaction Translator built into
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      the root hub.
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  needs-reset-on-resume:
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    $ref: /schemas/types.yaml#/definitions/flag
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    description:
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      Set this flag to force EHCI reset after resume.
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  phys:
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    description: PHY specifier for the USB PHY
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  phy-names:
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    const: usb
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  iommus:
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    maxItems: 1
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  dr_mode:
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    enum:
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      - host
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      - otg
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required:
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  - compatible
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  - reg
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  - interrupts
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additionalProperties: false
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examples:
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  - |
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    usb@e0000300 {
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        compatible = "ibm,usb-ehci-440epx", "usb-ehci";
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        interrupt-parent = <&UIC0>;
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        interrupts = <0x1a 4>;
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        reg = <0xe0000300 90>, <0xe0000390 70>;
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        big-endian;
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    };    
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  - |
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    ehci0: usb@1c14000 {
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        compatible = "allwinner,sun4i-a10-ehci", "generic-ehci";
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        reg = <0x01c14000 0x100>;
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        interrupts = <39>;
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        clocks = <&ahb_gates 1>;
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        phys = <&usbphy 1>;
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        phy-names = "usb";
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    };    
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...
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