1. e1e4cb3 time: Update mdelay() to delay in one large chunk by Simon Glass · Fri Nov 23 21:29:40 2018 -0700
  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. 29d2a62 delay: collect {m, n, u}delay declarations to include/linux/delay.h by Masahiro Yamada · Wed Dec 28 00:35:59 2016 +0900