src/southbridge/amd/pi/hudson/lpc.c: add missing MCFG ACPI table generation

The MCFG ACPI table was not being created.

Signed-off-by: Michał Żygowski <michal.zygowski@3mdeb.com>
Change-Id: I35bdefb2a565d18917a2f6517d443890f93bd252
Reviewed-on: https://review.coreboot.org/c/coreboot/+/35286
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>

src/southbridge/amd/pi/hudson/lpc.c

@@ -332,7 +332,11 @@ static void hudson_lpc_enable_resources(struct device *dev)
 
 unsigned long acpi_fill_mcfg(unsigned long current)
 {
-	/* Just a dummy */
+	current += acpi_create_mcfg_mmconfig((acpi_mcfg_mmconfig_t *)current,
+					     CONFIG_MMCONF_BASE_ADDRESS,
+					     0,
+					     0,
+					     CONFIG_MMCONF_BUS_NUMBER);
 	return current;
 }