diff --git a/arch/arm/include/asm/arch-imx8/sys_proto.h b/arch/arm/include/asm/arch-imx8/sys_proto.h
index 0e981ae..fc33e6e 100644
--- a/arch/arm/include/asm/arch-imx8/sys_proto.h
+++ b/arch/arm/include/asm/arch-imx8/sys_proto.h
@@ -5,6 +5,11 @@
 
 #include <asm/arch/sci/sci.h>
 #include <asm/mach-imx/sys_proto.h>
+#include <asm/arch/power-domain.h>
+#include <dm/platdata.h>
+#include <dm/device-internal.h>
+#include <dm/device.h>
+#include <power-domain.h>
 #include <linux/types.h>
 
 struct pass_over_info_t {
@@ -21,3 +26,5 @@
 enum boot_device get_boot_device(void);
 int print_bootinfo(void);
 int sc_pm_setup_uart(sc_rsrc_t uart_rsrc, sc_pm_clock_rate_t clk_rate);
+int imx8_power_domain_lookup_name(const char *name,
+				  struct power_domain *power_domain);