ARM: dts: msm: add new smd device in fsm9900

Add a new SMD device for PHY logging for all FSM9900
targets.

Change-Id: Ib3b232ef4233f32be0cf956a0a1e8272789124ef
Acked-by: Kaushik Sikdar <ksikdar@qti.qualcomm.com>
Signed-off-by: Rohit Vaswani <rvaswani@codeaurora.org>