1. 4f4b240 dtoc: Move test files into a test/ directory by Simon Glass · Wed Feb 03 06:00:56 2021 -0700[Renamed from tools/dtoc/dtoc_test_empty.dts]
  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. 9d2eb92 dtoc: Add tests by Simon Glass · Sun Jun 18 22:09:06 2017 -0600