Moto hardware revision need panel supplier info. Add sys node for in drm connector to support it. Change-Id: I81342a7edbf32b87a67f0ff3c9b3cf00cedbd020 Reviewed-on: https://gerrit.mot.com/1540960 SME-Granted: SME Approvals Granted SLTApproved: Slta Waiver Tested-by: Jira Key Reviewed-by: Dezhen Hou <houdz1@motorola.com> Reviewed-by: Shanshan Dai <daiss1@motorola.com> Reviewed-by: Guobin Zhang <zhanggb@motorola.com> Submit-Approved: Jira Key Reviewed-on: https://gerrit.mot.com/1583969 Reviewed-by: Xiangpo Zhao <zhaoxp3@motorola.com> Reviewed-by: Yeqing Wang <wangyq13@motorola.com>