The driver is currently used only by the ARM Beetle platform. Jira: ZEP-1245 Change-Id: I6611edd7486a3c6d82d66a9a96c5d4860dad1539 Signed-off-by: Vincenzo Frascino <vincenzo.frascino@linaro.org> Signed-off-by: Kumar Gala <kumar.gala@linaro.org>