diff --git a/plat/nvidia/tegra/common/tegra_sip_calls.c b/plat/nvidia/tegra/common/tegra_sip_calls.c
index 4dd4353..b01dcb0 100644
--- a/plat/nvidia/tegra/common/tegra_sip_calls.c
+++ b/plat/nvidia/tegra/common/tegra_sip_calls.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2017, ARM Limited and Contributors. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
@@ -37,6 +37,7 @@
 #include <memctrl.h>
 #include <runtime_svc.h>
 #include <tegra_private.h>
+#include <tegra_platform.h>
 
 /*******************************************************************************
  * Common Tegra SiP SMCs
@@ -44,8 +45,15 @@
 #define TEGRA_SIP_NEW_VIDEOMEM_REGION		0x82000003
 #define TEGRA_SIP_FIQ_NS_ENTRYPOINT		0x82000005
 #define TEGRA_SIP_FIQ_NS_GET_CONTEXT		0x82000006
+#define TEGRA_SIP_ENABLE_FAKE_SYSTEM_SUSPEND	0xC2000007
 
 /*******************************************************************************
+ * Fake system suspend mode control var
+ ******************************************************************************/
+extern uint8_t tegra_fake_system_suspend;
+
+
+/*******************************************************************************
  * SoC specific SiP handler
  ******************************************************************************/
 #pragma weak plat_sip_handler
@@ -144,6 +152,26 @@
 		SMC_RET0(handle);
 		break;
 
+	case TEGRA_SIP_ENABLE_FAKE_SYSTEM_SUSPEND:
+		/*
+		 * System suspend fake mode is set if we are on VDK and we make
+		 * a debug SIP call. This mode ensures that we excercise debug
+		 * path instead of the regular code path to suit the pre-silicon
+		 * platform needs. These include replacing the call to WFI by
+		 * a warm reset request.
+		 */
+		if (tegra_platform_is_emulation() != 0U) {
+
+			tegra_fake_system_suspend = 1;
+			SMC_RET1(handle, 0);
+		}
+
+		/*
+		 * We return to the external world as if this SIP is not
+		 * implemented in case, we are not running on VDK.
+		 */
+		break;
+
 	default:
 		ERROR("%s: unhandled SMC (0x%x)\n", __func__, smc_fid);
 		break;