arm/dt: msm8974: Add SMP2P devices

Adds new interprocessor, point-to-point signaling devices for modem,
ADSP, and WCNSS.

Change-Id: I8be5ccdd3cf5de282b1e241a3a183e33b49272ca
Signed-off-by: Eric Holmberg <eholmber@codeaurora.org>
2 files changed