1. 8629917 gpio: rcar_gen3: Fix GPIO read support by Kouei Abe · Sat May 13 15:48:04 2017 +0200
  2. a43181c gpio: sh-pfc: fix gpio input read by Vladimir Barinov · Mon Jul 20 20:49:25 2015 +0300
  3. 99b1b76 sh: Add support pin function control using GPIO by Nobuhiro Iwamatsu · Thu Jun 21 11:26:38 2012 +0900