meta-facebook/meta-bletchley/recipes-bletchley/plat-svc/files/bletchley-sys-init.service

[Unit]
Description=Bletchley Early System Init
Before=phosphor-pid-control.service

[Service]
Type=oneshot
ExecStart=/usr/libexec/bletchley-early-sys-init
SyslogIdentifier=Bletchley Early Init

[Install]
WantedBy=multi-user.target