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Commit 8c12fdf4 authored by Tim Kilbourn's avatar Tim Kilbourn
Browse files

Use init to write usb typec props 

The sysfs nodes are owned by root, so use init to write role changes.

Bug: 21615151
Change-Id: I39ad03a23af0be9ac859d4fb79a46edc27e30f4e
parent fe1b4627

rootdir/init.usb.rc

+31 −0
Original line number Original line Diff line number Diff line
@@ -89,3 +89,34 @@ on property:sys.usb.config=accessory,audio_source,adb 
# when changing the default configuration

# when changing the default configuration

on property:persist.sys.usb.config=*

on property:persist.sys.usb.config=*

    setprop sys.usb.config ${persist.sys.usb.config}

    setprop sys.usb.config ${persist.sys.usb.config}



#

# USB type C

#



# USB mode changes

on property:sys.usb.typec.mode=dfp

    write /sys/class/dual_role_usb/otg_default/mode ${sys.usb.typec.mode}

    setprop sys.usb.typec.state ${sys.usb.typec.mode}



on property:sys.usb.typec.mode=ufp

    write /sys/class/dual_role_usb/otg_default/mode ${sys.usb.typec.mode}

    setprop sys.usb.typec.state ${sys.usb.typec.mode}



# USB data role changes

on property:sys.usb.typec.data_role=device

    write /sys/class/dual_role_usb/otg_default/data_role ${sys.usb.typec.data}

    setprop sys.usb.typec.state ${sys.usb.typec.data_role}



on property:sys.usb.typec.data_role=host

    write /sys/class/dual_role_usb/otg_default/data_role ${sys.usb.typec.data}

    setprop sys.usb.typec.state ${sys.usb.typec.data_role}



# USB power role changes

on property:sys.usb.typec.power_role=source

    write /sys/class/dual_role_usb/otg_default/power_role ${sys.usb.typec.power}

    setprop sys.usb.typec.state ${sys.usb.typec.power_role}



on property:sys.usb.typec.power_role=sink

    write /sys/class/dual_role_usb/otg_default/power_role ${sys.usb.typec.power}

    setprop sys.usb.typec.state ${sys.usb.typec.power_role}