pcengines/apu1: Rename Kconfig variables for pinmux

Add APU1 prefix because Kconfig throws errors if we try to
define the same variables as choice-entry for APU2 board.

Change-Id: Ic071600dd88e391a8a278d63aad13abd01fd3c9d
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/14988
Tested-by: build bot (Jenkins)
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>

0 files changed, 0 insertions, 0 deletions