MFC r348228: amdgpio: fix reading status of input pins
FC r348227: amdgpio: remove new line symbols from pin names
MFC r339523:Add amdgpio, driver for GPIO controller on AMD-based x86_64 platformsSubmitted by: Rajesh Kumar <rajbsd@gmail.com>Differential Revision: https://reviews.freebsd.org/D16865
Add amdgpio, driver for GPIO controller on AMD-based x86_64 platformsSubmitted by: Rajesh Kumar <rajbsd@gmail.com>Differential Revision: https://reviews.freebsd.org/D16865