1 files changed, 88 insertions, 0 deletions
diff --git a/src/soc/intel/meteorlake/finalize.c b/src/soc/intel/meteorlake/finalize.c
new file mode 100644
index 0000000000..d3ae16a5fc
--- /dev/null
+++ b/src/soc/intel/meteorlake/finalize.c
@@ -0,0 +1,88 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <arch/io.h>
+#include <device/mmio.h>
+#include <bootstate.h>
+#include <console/console.h>
+#include <cpu/x86/smm.h>
+#include <delay.h>
+#include <device/pci.h>
+#include <intelblocks/cse.h>
+#include <intelblocks/gpio.h>
+#include <intelblocks/lpc_lib.h>
+#include <intelblocks/pcr.h>
+#include <intelblocks/pmclib.h>
+#include <intelblocks/systemagent.h>
+#include <intelblocks/tco.h>
+#include <intelblocks/thermal.h>
+#include <spi-generic.h>
+#include <intelpch/lockdown.h>
+#include <soc/p2sb.h>
+#include <soc/pci_devs.h>
+#include <soc/pcr_ids.h>
+#include <soc/pm.h>
+#include <soc/smbus.h>
+#include <soc/soc_chip.h>
+#include <soc/systemagent.h>
+#include <timer.h>
+
+static void pch_handle_sideband(config_t *config)
+{
+
+}
+
+static void pch_finalize(void)
+{
+	config_t *config = config_of_soc();
+
+	/* TCO Lock down */
+	tco_lockdown();
+
+	/* TODO: Add Thermal Configuration */
+
+	pch_handle_sideband(config);
+
+	pmc_clear_pmcon_sts();
+}
+
+static void tbt_finalize(void)
+{
+	int i;
+	const struct device *dev;
+
+	/* Disable Thunderbolt PCIe root ports bus master */
+	for (i = 0; i < NUM_TBT_FUNCTIONS; i++) {
+		dev = pcidev_path_on_root(PCI_DEVFN_TBT(i));
+		if (dev)
+			pci_dev_disable_bus_master(dev);
+	}
+}
+
+static void sa_finalize(void)
+{
+	if (get_lockdown_config() == CHIPSET_LOCKDOWN_COREBOOT)
+		sa_lock_pam();
+}
+
+static void soc_finalize(void *unused)
+{
+	printk(BIOS_DEBUG, "Finalizing chipset.\n");
+
+	pch_finalize();
+	apm_control(APM_CNT_FINALIZE);
+	tbt_finalize();
+	sa_finalize();
+	heci_set_to_d0i3();
+	if (CONFIG(DISABLE_HECI1_AT_PRE_BOOT))
+		heci1_disable();
+
+	/* Indicate finalize step with post code */
+	post_code(POST_OS_BOOT);
+}
+
+BOOT_STATE_INIT_ENTRY(BS_OS_RESUME, BS_ON_ENTRY, soc_finalize, NULL);
+/*
+ * The purpose of this change is to accommodate more time to push out sending
+ * CSE EOP messages at post.
+ */
+BOOT_STATE_INIT_ENTRY(BS_PAYLOAD_BOOT, BS_ON_ENTRY, soc_finalize, NULL);