1 files changed, 27 insertions, 0 deletions
diff --git a/src/soc/amd/common/block/pm/chipset_state.c b/src/soc/amd/common/block/pm/chipset_state.c
new file mode 100644
index 000000000000..3a4a0ba50607
--- /dev/null
+++ b/src/soc/amd/common/block/pm/chipset_state.c
@@ -0,0 +1,27 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <amdblocks/acpi.h>
+#include <amdblocks/gpio_banks.h>
+#include <amdblocks/pmlib.h>
+#include <cbmem.h>
+#include <string.h>
+
+static struct chipset_power_state chipset_state;
+
+void fill_chipset_state(void)
+{
+	acpi_fill_pm_gpe_state(&chipset_state.gpe_state);
+	gpio_fill_wake_state(&chipset_state.gpio_state);
+}
+
+static void add_chipset_state_cbmem(int unused)
+{
+	struct chipset_power_state *state;
+
+	state = cbmem_add(CBMEM_ID_POWER_STATE, sizeof(*state));
+
+	if (state)
+		memcpy(state, &chipset_state, sizeof(*state));
+}
+
+ROMSTAGE_CBMEM_INIT_HOOK(add_chipset_state_cbmem);