1 files changed, 26 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-imx9/sys_proto.h b/arch/arm/include/asm/arch-imx9/sys_proto.h
new file mode 100644
index 00000000000..df2148a53c7
--- /dev/null
+++ b/arch/arm/include/asm/arch-imx9/sys_proto.h
@@ -0,0 +1,26 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (C) 2022 NXP
+ */
+
+#ifndef __ARCH_IMX9_SYS_PROTO_H
+#define __ARCH_IMX9_SYS_PROTO_H
+
+#include <asm/mach-imx/sys_proto.h>
+
+enum imx9_soc_voltage_mode {
+	VOLT_LOW_DRIVE = 0,
+	VOLT_NOMINAL_DRIVE,
+	VOLT_OVER_DRIVE,
+	VOLT_SUPER_OVER_DRIVE,
+};
+
+void soc_power_init(void);
+bool m33_is_rom_kicked(void);
+int m33_prepare(void);
+
+enum imx9_soc_voltage_mode soc_target_voltage_mode(void);
+
+#define is_voltage_mode(mode) (soc_target_voltage_mode() == (mode))
+
+#endif