1. 63acf97 Blackfin: gpio: optimize free path a little by Mike Frysinger · Tue May 10 12:56:58 2011 -0400
  2. 0e71f80 gpio: generalize for all generic gpio providers by Mike Frysinger · Sun Apr 03 04:40:46 2011 -0400
  3. 83ebf37 Blackfin: import gpio/portmux layer from Linux by Mike Frysinger · Wed Jun 02 04:17:26 2010 -0400