soc/amd/genoa: Enable uart

Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Signed-off-by: Varshit Pandya <pandyavarshit@gmail.com>
Change-Id: I1529657f30b6e228c2e3cd7e0438255522381367
Reviewed-on: https://review.coreboot.org/c/coreboot/+/76507
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/soc/amd/genoa/Makefile.inc b/src/soc/amd/genoa/Makefile.inc
index a35146c..ef8f349 100644
--- a/src/soc/amd/genoa/Makefile.inc
+++ b/src/soc/amd/genoa/Makefile.inc
@@ -5,6 +5,7 @@
 all-y		+= reset.c
 all-y		+= config.c
 all-y		+= gpio.c
+all-y		+= uart.c
 
 bootblock-y	+= early_fch.c
 bootblock-y	+= aoac.c