mb/google/kahlee: Use GPIO macros for baseboard

This commit uses newly defined macros to make it easier to read which
iomux function pads are being configured to use.

TEST=Booted grunt, confirmed display backlight came on.
BUG=b:72875858

Change-Id: I24e5091fc7ef696f8e9c932ce04664e6cc3ccb90
Signed-off-by: Justin TerAvest <teravest@chromium.org>
Reviewed-on: https://review.coreboot.org/23830
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Martin Roth <martinroth@google.com>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>

0 files changed, 0 insertions, 0 deletions