1. 10e4779 SPDX: Convert all of our single license tags to Linux Kernel style by Tom Rini · Sun May 06 17:58:06 2018 -0400
  2. d79de1d Add GPL-2.0+ SPDX-License-Identifier to source files by Wolfgang Denk · Mon Jul 08 09:37:19 2013 +0200
  3. b7c3ccf ppc: Split MPC83xx SERDES code from MPC85xx/MPC86xx/QorIQ by Kumar Gala · Tue Apr 20 10:02:24 2010 -0500