Qualcomm Technologies, Inc. qrc driver

Driver for QTI robotic controller.

The QRC driver is used for information interaction between the
robot control board and the main board when using a uart port connection.
This Driver will support uart read & write and robot control board
reset function.

Required properties:

compatible = "qcom,qrc-uart";

Example:
----------------------------------------
    qrc: qcom,qrc_uart {
        compatible = "qcom,qrc-uart";
    };
