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1Maxim Integrated SPI-based USB 2.0 host controller MAX3421E2 3Required properties:4 - compatible: Should be "maxim,max3421"5 - spi-max-frequency: maximum frequency for this device must not exceed 26 MHz.6 - reg: chip select number to which this device is connected.7 - maxim,vbus-en-pin: <GPOUTx ACTIVE_LEVEL>8 GPOUTx is the number (1-8) of the GPOUT pin of MAX3421E to drive Vbus.9 ACTIVE_LEVEL is 0 or 1.10 - interrupts: the interrupt line description for the interrupt controller.11 The driver configures MAX3421E for active low level triggered interrupts,12 configure your interrupt line accordingly.13 14Example:15 16 usb@0 {17 compatible = "maxim,max3421";18 reg = <0>;19 maxim,vbus-en-pin = <3 1>;20 spi-max-frequency = <26000000>;21 interrupt-parent = <&PIC>;22 interrupts = <42>;23 };24