Use the new "adapter gpio" commands to configure the GPIOs used by the
linuxgpiod driver.
Adds support for drive mode and resistor pull options on all signals.
Change-Id: Ic90cb4f06db82435294228b6793330107a9f3606
Signed-off-by: Steve Marple <stevemarple@googlemail.com>
Reviewed-on: https://review.openocd.org/c/openocd/+/7048
Tested-by: jenkins
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>