usb: typec: add API to get typec basic port power and data config

This patch adds 3 APIs to get the typec port power and data type,
and preferred power role by its name string.

Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Li Jun <jun.li@nxp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>