android_device_samsung_a20/rootdir/etc/init.usb_accessory.rc

on early-fs
    setprop sys.usb.controller 13600000.dwc3

on property:sys.usb.ffs.ready=1 && property:sys.usb.config=adb && property:sys.usb.configfs=1
    write /sys/kernel/config/usb_gadget/g1/idVendor 0x04e8

# USB accessory configuration
on property:sys.usb.config=accessory && property:sys.usb.configfs=1
    write /sys/class/android_usb/android0/enable 0
    write /sys/kernel/config/usb_gadget/g1/idProduct 0x2d00
    write /sys/kernel/config/usb_gadget/g1/idVendor 0x18d1
    write /sys/class/android_usb/android0/functions ${sys.usb.config}
    write /sys/kernel/config/usb_gadget/g1/UDC ${sys.usb.controller}
    write /sys/class/android_usb/android0/enable 1
    setprop sys.usb.state ${sys.usb.config}

# USB accessory configuration, with adb
on property:sys.usb.config=accessory,adb && property:sys.usb.configfs=1
    start adbd
on property:sys.usb.ffs.ready=1 && property:sys.usb.config=accessory,adb && property:sys.usb.configfs=1
    write /sys/class/android_usb/android0/enable 0
    write /sys/kernel/config/usb_gadget/g1/idProduct 0x2d01
    write /sys/kernel/config/usb_gadget/g1/idVendor 0x18d1
    write /sys/class/android_usb/android0/functions ${sys.usb.config}
    write /sys/kernel/config/usb_gadget/g1/UDC ${sys.usb.controller}
    write /sys/class/android_usb/android0/enable 1
    setprop sys.usb.state ${sys.usb.config}

# audio accessory configuration
on property:sys.usb.config=audio_source && property:sys.usb.configfs=1
    write /sys/class/android_usb/android0/enable 0
    write /sys/kernel/config/usb_gadget/g1/idProduct 0x2d02
    write /sys/kernel/config/usb_gadget/g1/idVendor 0x18d1
    write /sys/class/android_usb/android0/functions ${sys.usb.config}
    write /sys/kernel/config/usb_gadget/g1/UDC ${sys.usb.controller}
    write /sys/class/android_usb/android0/enable 1
    setprop sys.usb.state ${sys.usb.config}

# audio accessory configuration, with adb
on property:sys.usb.config=audio_source,adb && property:sys.usb.configfs=1
    start adbd
on property:sys.usb.ffs.ready=1 && property:sys.usb.config=audio_source,adb && property:sys.usb.configfs=1
    write /sys/class/android_usb/android0/enable 0
    write /sys/kernel/config/usb_gadget/g1/idProduct 0x2d03
    write /sys/kernel/config/usb_gadget/g1/idVendor 0x18d1
    write /sys/class/android_usb/android0/functions ${sys.usb.config}
    write /sys/kernel/config/usb_gadget/g1/UDC ${sys.usb.controller}
    write /sys/class/android_usb/android0/enable 1
    setprop sys.usb.state ${sys.usb.config}

# USB and audio accessory configuration
on property:sys.usb.config=accessory,audio_source && property:sys.usb.configfs=1
    write /sys/class/android_usb/android0/enable 0
    write /sys/kernel/config/usb_gadget/g1/idProduct 0x2d04
    write /sys/kernel/config/usb_gadget/g1/idVendor 0x18d1
    write /sys/class/android_usb/android0/functions ${sys.usb.config}
    write /sys/kernel/config/usb_gadget/g1/UDC ${sys.usb.controller}
    write /sys/class/android_usb/android0/enable 1
    setprop sys.usb.state ${sys.usb.config}

# USB and audio accessory configuration, with adb
on property:sys.usb.config=accessory,audio_source,adb && property:sys.usb.configfs=1
    start adbd
on property:sys.usb.ffs.ready=1 && property:sys.usb.config=accessory,audio_source,adb && property:sys.usb.configfs=1
    write /sys/class/android_usb/android0/enable 0
    write /sys/kernel/config/usb_gadget/g1/idProduct 0x2d05
    write /sys/kernel/config/usb_gadget/g1/idVendor 0x18d1
    write /sys/class/android_usb/android0/functions ${sys.usb.config}
    write /sys/kernel/config/usb_gadget/g1/UDC ${sys.usb.controller}
    write /sys/class/android_usb/android0/enable 1
    setprop sys.usb.state ${sys.usb.config}

on property:sys.usb.config=midi && property:sys.usb.configfs=1
    write /sys/class/android_usb/android0/enable 0
    write /sys/kernel/config/usb_gadget/g1/idProduct 0x686C
    write /sys/kernel/config/usb_gadget/g1/idVendor 0x04e8
    write /sys/class/android_usb/android0/functions ${sys.usb.config}
    write /sys/kernel/config/usb_gadget/g1/UDC ${sys.usb.controller}
    write /sys/class/android_usb/android0/enable 1
    setprop sys.usb.state ${sys.usb.config}

on property:sys.usb.config=midi,adb && property:sys.usb.configfs=1
    start adbd
on property:sys.usb.ffs.ready=1 && property:sys.usb.config=midi,adb && property:sys.usb.configfs=1
    write /sys/class/android_usb/android0/enable 0
    write /sys/kernel/config/usb_gadget/g1/idProduct 0x686C
    write /sys/kernel/config/usb_gadget/g1/idVendor 0x04e8
    write /sys/class/android_usb/android0/functions ${sys.usb.config}
    write /sys/kernel/config/usb_gadget/g1/UDC ${sys.usb.controller}
    write /sys/class/android_usb/android0/enable 1
    setprop sys.usb.state ${sys.usb.config}

 on property:sys.usb.config=ncm && property:sys.usb.configfs=1
    write /sys/class/android_usb/android0/enable 0
    write /sys/kernel/config/usb_gadget/g1/idProduct 0x685d
    write /sys/kernel/config/usb_gadget/g1/idVendor 0x04e8
    write /sys/class/android_usb/android0/functions ${sys.usb.config}
    write /sys/kernel/config/usb_gadget/g1/bDeviceClass 2
    write /sys/kernel/config/usb_gadget/g1/UDC ${sys.usb.controller}
    write /sys/class/android_usb/android0/enable 1
    setprop sys.usb.state ${sys.usb.config}

on property:sys.usb.config=ncm,adb && property:sys.usb.configfs=1
    start adbd
on property:sys.usb.ffs.ready=1 && property:sys.usb.config=ncm,adb && property:sys.usb.configfs=1
    write /sys/class/android_usb/android0/enable 0
    write /sys/kernel/config/usb_gadget/g1/idProduct 0x685d
    write /sys/kernel/config/usb_gadget/g1/idVendor 0x04e8
    write /sys/class/android_usb/android0/functions ${sys.usb.config}
    write /sys/kernel/config/usb_gadget/g1/bDeviceClass 2
    write /sys/kernel/config/usb_gadget/g1/UDC ${sys.usb.controller}
    write /sys/class/android_usb/android0/enable 1
    setprop sys.usb.state ${sys.usb.config}