1. 7cf5fe0 x86: Add a simple TPL implementation by Simon Glass · Thu May 02 10:52:12 2019 -0600
  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. 030777d x86: Add an SPL implementation by Simon Glass · Mon Jan 16 07:03:56 2017 -0700