Modify driver files and read properity channel number node Distinguish two channel number or three channel number Change-Id: I9a00992c9875e94fe00711e92d6f74121327fb6b Reviewed-on: https://gerrit.mot.com/1478286 SLTApproved: Slta Waiver SME-Granted: SME Approvals Granted Tested-by: Jira Key Reviewed-by: <honglei.lin@ontim.cn> Reviewed-by: Jiacheng Ou <oujc1@motorola.com> Reviewed-by: Jun Weng <wengjun1@motorola.com> Reviewed-by: Jianqiu Huang <huangjq9@motorola.com> Reviewed-by: Lijun Chen <chenlj2@motorola.com> Reviewed-by: Tao Sun <suntao2@motorola.com> Submit-Approved: Jira Key