1. eadbf1a Add gpio_request() to asm-generic header by Simon Glass · Wed Jun 13 06:19:37 2012 +0000
  2. 334b232 gpio: Modify common gpio.h to more closely match Linux by Joe Hershberger · Fri Nov 11 15:55:35 2011 -0600
  3. 9c35f0e Add generic gpio.h in asm-generic by Simon Glass · Fri Oct 07 13:53:50 2011 +0000