autoport: Add missing casts

Change-Id: I04abdd48f5e2440756f9b03041d46c773f200368
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: https://review.coreboot.org/12890
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
diff --git a/util/autoport/bd82x6x.go b/util/autoport/bd82x6x.go
index a1513e8..c1a9c5f 100644
--- a/util/autoport/bd82x6x.go
+++ b/util/autoport/bd82x6x.go
@@ -397,12 +397,12 @@
 func init() {
 	/* BD82X6X LPC */
 	for id := 0x1c40; id <= 0x1c5f; id++ {
-		RegisterPCI(0x8086, id, bd82x6x{variant: "BD82X6X"})
+		RegisterPCI(0x8086, uint16(id), bd82x6x{variant: "BD82X6X"})
 	}
 
 	/* C216 LPC */
 	for id := 0x1e41; id <= 0x1e5f; id++ {
-		RegisterPCI(0x8086, id, bd82x6x{variant: "C216"})
+		RegisterPCI(0x8086, uint16(id), bd82x6x{variant: "C216"})
 	}
 
 	/* PCIe bridge */