serial: msm-geni: support livetree

When using OF_LIVE, the debug UART driver won't be probed if it's a
subnode of the geni-se-qup controller. Add a NOP driver for the
controller to correctly discover its child nodes.

Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Reviewed-by: Sumit Garg <sumit.garg@linaro.org>
Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>
1 file changed