mediatek,musb.yaml (2654B)
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 8title: MediaTek MUSB DRD/OTG Controller Device Tree Bindings 9 10maintainers: 11 - Min Guo <min.guo@mediatek.com> 12 13properties: 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 70dependencies: 71 usb-role-switch: [ 'connector' ] 72 connector: [ 'usb-role-switch' ] 73 74required: 75 - compatible 76 - reg 77 - interrupts 78 - interrupt-names 79 - phys 80 - clocks 81 - clock-names 82 83additionalProperties: false 84 85examples: 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...