1. fb1a4bf nios2 : convert altera_pio to driver model by Thomas Chou · Wed Oct 21 21:33:45 2015 +0800
  2. c932eed gpio: Add driver for Altera's PIO core by Joachim Foerster · Fri Oct 21 15:48:50 2011 +0200
  3. 5dbb29f nios2: add gpio_is_valid by Thomas Chou · Mon Dec 27 10:46:01 2010 +0800
  4. c259ec8 nios2: add gpio_free by Thomas Chou · Fri Dec 24 15:19:44 2010 +0800
  5. 5ae05c5 nios2: add gpio_request by Thomas Chou · Wed Jun 09 09:51:09 2010 +0800
  6. dc394a4 nios2: add gpio support by Thomas Chou · Fri Apr 30 11:34:13 2010 +0800