mediatek,musb.yaml

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    1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
    2 # Copyright (c) 2020 MediaTek
    3 %YAML 1.2
    4 ---
    5 $id: http://devicetree.org/schemas/usb/mediatek,musb.yaml#
    6 $schema: http://devicetree.org/meta-schemas/core.yaml#
    7 
    8 title: MediaTek MUSB DRD/OTG Controller Device Tree Bindings
    9 
   10 maintainers:
   11   - Min Guo <min.guo@mediatek.com>
   12 
   13 properties:
   14   $nodename:
   15     pattern: '^usb@[0-9a-f]+$'
   16 
   17   compatible:
   18     items:
   19       - enum:
   20           - mediatek,mt8516-musb
   21           - mediatek,mt2701-musb
   22           - mediatek,mt7623-musb
   23       - const: mediatek,mtk-musb
   24 
   25   reg:
   26     maxItems: 1
   27 
   28   interrupts:
   29     maxItems: 1
   30 
   31   interrupt-names:
   32     items:
   33       - const: mc
   34 
   35   clocks:
   36     items:
   37       - description: The main/core clock
   38       - description: The system bus clock
   39       - description: The 48Mhz clock
   40 
   41   clock-names:
   42     items:
   43       - const: main
   44       - const: mcu
   45       - const: univpll
   46 
   47   phys:
   48     maxItems: 1
   49 
   50   usb-role-switch:
   51     $ref: /schemas/types.yaml#/definitions/flag
   52     description: Support role switch. See usb/generic.txt
   53     type: boolean
   54 
   55   dr_mode:
   56     enum:
   57       - host
   58       - otg
   59       - peripheral
   60 
   61   power-domains:
   62     description: A phandle to USB power domain node to control USB's MTCMOS
   63     maxItems: 1
   64 
   65   connector:
   66     $ref: /schemas/connector/usb-connector.yaml#
   67     description: Connector for dual role switch
   68     type: object
   69 
   70 dependencies:
   71   usb-role-switch: [ 'connector' ]
   72   connector: [ 'usb-role-switch' ]
   73 
   74 required:
   75   - compatible
   76   - reg
   77   - interrupts
   78   - interrupt-names
   79   - phys
   80   - clocks
   81   - clock-names
   82 
   83 additionalProperties: false
   84 
   85 examples:
   86   - |
   87     #include <dt-bindings/clock/mt2701-clk.h>
   88     #include <dt-bindings/gpio/gpio.h>
   89     #include <dt-bindings/interrupt-controller/arm-gic.h>
   90     #include <dt-bindings/interrupt-controller/irq.h>
   91     #include <dt-bindings/phy/phy.h>
   92     #include <dt-bindings/power/mt2701-power.h>
   93 
   94     usb@11200000 {
   95         compatible = "mediatek,mt2701-musb", "mediatek,mtk-musb";
   96         reg = <0x11200000 0x1000>;
   97         interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_LOW>;
   98         interrupt-names = "mc";
   99         phys = <&u2port2 PHY_TYPE_USB2>;
  100         dr_mode = "otg";
  101         clocks = <&pericfg CLK_PERI_USB0>,
  102                  <&pericfg CLK_PERI_USB0_MCU>,
  103                  <&pericfg CLK_PERI_USB_SLV>;
  104         clock-names = "main","mcu","univpll";
  105         power-domains = <&scpsys MT2701_POWER_DOMAIN_IFR_MSC>;
  106         usb-role-switch;
  107 
  108         connector {
  109             compatible = "gpio-usb-b-connector", "usb-b-connector";
  110             type = "micro";
  111             id-gpios = <&pio 44 GPIO_ACTIVE_HIGH>;
  112             vbus-supply = <&usb_vbus>;
  113         };
  114     };
  115 ...

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/Bindings/usb/mediatek,musb.yaml

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sys/contrib/device-tree/Bindings/usb/mediatek,musb.yaml