# # rpi_no_usb.service – Systemd service to disable the Raspberry Pi's USB bus # # Version 1.0, latest version, documentation and bugtracker available at: # https://gitlab.lindenaar.net/scripts/raspberrypi # # Copyright (c) 2019 Frederik Lindenaar # # This script is free software: you can redistribute and/or modify it under the # terms of version 3 of the GNU General Public License as published by the Free # Software Foundation, or (at your option) any later version of the license. # # This script is distributed in the hope that it will be useful but WITHOUT ANY # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR # A PARTICULAR PURPOSE. See the GNU General Public License for more details. # # You should have received a copy of the GNU General Public License along with # this program. If not, visit <http://www.gnu.org/licenses/> to download it. # # To install copy to /etc/systemd/system/rpi_no_usb.service # enable it to start during boot with: systemctl enable rpi_no_usb # temporarily enable with: service rpi_no_usb start # temporarily disable with: service rpi_no_usb stop # disable starting during boot with: systemctl disable rpi_no_usb [Unit] Description=Disable Raspberry Pi USB bus [Service] Type=oneshot ExecStart=/bin/sh -c "echo 0x0 > /sys/devices/platform/soc/3f980000.usb/buspower" ExecStop=/bin/sh -c "echo 0x1 > /sys/devices/platform/soc/3f980000.usb/buspower" RemainAfterExit=yes [Install] WantedBy=default.target