soc/intel: Expand SA_DEV_ROOT for ramstage

We do not want to disguise somewhat complex function
calls as simple macros.

Change-Id: I298f7f9a1c6a64cfba454e919eeaedc7bb2d4801
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/34411
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
diff --git a/src/soc/intel/broadwell/finalize.c b/src/soc/intel/broadwell/finalize.c
index 1adbbc8..06cc18d 100644
--- a/src/soc/intel/broadwell/finalize.c
+++ b/src/soc/intel/broadwell/finalize.c
@@ -96,9 +96,11 @@
 
 static void broadwell_finalize(void *unused)
 {
+	struct device *sa_dev = pcidev_path_on_root(SA_DEVFN_ROOT);
+
 	printk(BIOS_DEBUG, "Finalizing chipset.\n");
 
-	reg_script_run_on_dev(SA_DEV_ROOT, system_agent_finalize_script);
+	reg_script_run_on_dev(sa_dev, system_agent_finalize_script);
 	reg_script_run_on_dev(PCH_DEV_LPC, pch_finalize_script);
 
 	/* Lock */