This is based and tested on VoCore Alpha, but other stuff like status/eth LEDs are present on the final board revision + VoDock.
All GPIOs are exported, except spi/i2c.
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Backport of r41939
git-svn-id: svn://svn.openwrt.org/openwrt/branches/barrier_breaker@42376 3c298f89-4303-0410-b956-a3cf2f4a3e73