[Unit] Description=Broadcom sdio firmware update for %I ConditionPathExists=/dev/ttymxc3 [Service] Type=simple RemainAfterExit=yes ExecStart=/usr/bin/brcm_patchram_plus --patchram /lib/firmware/brcm/%I.hcd --baudrate 3000000 --use_baudrate_for_download /dev/ttymxc3 --enable_hci --no2bytes --tosleep=50000