Merge "dt-bindings: add binding documentation for MSM HDCP driver"

MSM HDCP driver

Standalone driver managing HDCP related communications

between TZ and HLOS for MSM chipset.

Required properties:

compatible = "qcom,msm-hdcp";

Example:

qcom_msmhdcp: qcom,msm_hdcp {

       compatible = "qcom,msm-hdcp";

};