4 commits

Author	SHA1	Message	Date
Thomas Chou	d8a593c68b	nios2: add gpio_is_valid ... Signed-off-by: Thomas Chou <thomas@wytron.com.tw> Signed-off-by: Scott McNutt <smcnutt@psyent.com>	2011-02-08 08:29:53 -05:00
Thomas Chou	e91d54535f	nios2: add gpio_free ... Signed-off-by: Thomas Chou <thomas@wytron.com.tw> Signed-off-by: Scott McNutt <smcnutt@psyent.com>	2011-02-08 08:29:53 -05:00
Thomas Chou	6db6c18b50	nios2: add gpio_request ... This will be used by nand_plat. Signed-off-by: Thomas Chou <thomas@wytron.com.tw> Signed-off-by: Scott McNutt <smcnutt@psyent.com>	2010-07-12 11:30:51 -04:00
Thomas Chou	1e8e9bad2d	nios2: add gpio support to nios2-generic board ... This patch adds gpio support of Altera PIO component to the nios2-generic board. Though it drives only gpio_led at the moment, it supports bidirectional port to control bit-banging I2C, NAND flash busy status or button switches, etc. Signed-off-by: Thomas Chou <thomas@wytron.com.tw> Tested-by: Ian Abbott <abbotti@mev.co.uk> Signed-off-by: Scott McNutt <smcnutt@psyent.com>	2010-05-28 10:56:03 -04:00