1. 63f475c ARM: meson: sm: Add secure monitor calls to retrieve SoC serial number by Neil Armstrong · Wed Jun 12 11:49:06 2019 +0200
  2. 10e4779 SPDX: Convert all of our single license tags to Linux Kernel style by Tom Rini · Sun May 06 17:58:06 2018 -0400
  3. 38e1a60 arm: meson: implement calls to secure monitor by Beniamino Galvani · Sun May 08 08:30:17 2016 +0200