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. d5d9a6e Sound: WM8994: Add FDT support to codec by Rajeshwari Shinde · Wed Dec 26 20:03:18 2012 +0000
  4. bd3841f SOUND: Add WM8994 codec by Rajeshwari Shinde · Thu Oct 25 19:49:23 2012 +0000