diff --git a/plat/nvidia/tegra/include/t186/tegra_def.h b/plat/nvidia/tegra/include/t186/tegra_def.h
new file mode 100644
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+++ b/plat/nvidia/tegra/include/t186/tegra_def.h
@@ -0,0 +1,114 @@
+/*
+ * Copyright (c) 2015, 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:
+ *
+ * Redistributions of source code must retain the above copyright notice, this
+ * list of conditions and the following disclaimer.
+ *
+ * Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * Neither the name of ARM nor the names of its contributors may be used
+ * to endorse or promote products derived from this software without specific
+ * prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef __TEGRA_DEF_H__
+#define __TEGRA_DEF_H__
+
+#include <platform_def.h>
+
+/*******************************************************************************
+ * This value is used by the PSCI implementation during the `SYSTEM_SUSPEND`
+ * call as the `state-id` field in the 'power state' parameter.
+ ******************************************************************************/
+#define PLAT_SYS_SUSPEND_STATE_ID	0
+
+/*******************************************************************************
+ * Implementation defined ACTLR_EL3 bit definitions
+ ******************************************************************************/
+#define ACTLR_EL3_L2ACTLR_BIT		(1 << 6)
+#define ACTLR_EL3_L2ECTLR_BIT		(1 << 5)
+#define ACTLR_EL3_L2CTLR_BIT		(1 << 4)
+#define ACTLR_EL3_CPUECTLR_BIT		(1 << 1)
+#define ACTLR_EL3_CPUACTLR_BIT		(1 << 0)
+#define ACTLR_EL3_ENABLE_ALL_ACCESS	(ACTLR_EL3_L2ACTLR_BIT | \
+					 ACTLR_EL3_L2ECTLR_BIT | \
+					 ACTLR_EL3_L2CTLR_BIT | \
+					 ACTLR_EL3_CPUECTLR_BIT | \
+					 ACTLR_EL3_CPUACTLR_BIT)
+
+/*******************************************************************************
+ * Tegra Miscellanous register constants
+ ******************************************************************************/
+#define TEGRA_MISC_BASE			0x00100000
+
+/*******************************************************************************
+ * Tegra Memory Controller constants
+ ******************************************************************************/
+#define TEGRA_MC_STREAMID_BASE		0x02C00000
+#define TEGRA_MC_BASE			0x02C10000
+
+/*******************************************************************************
+ * Tegra UART Controller constants
+ ******************************************************************************/
+#define TEGRA_UARTA_BASE		0x03100000
+#define TEGRA_UARTB_BASE		0x03110000
+#define TEGRA_UARTC_BASE		0x0C280000
+#define TEGRA_UARTD_BASE		0x03130000
+#define TEGRA_UARTE_BASE		0x03140000
+#define TEGRA_UARTF_BASE		0x03150000
+#define TEGRA_UARTG_BASE		0x0C290000
+
+/*******************************************************************************
+ * GICv2 & interrupt handling related constants
+ ******************************************************************************/
+#define TEGRA_GICD_BASE			0x03881000
+#define TEGRA_GICC_BASE			0x03882000
+
+/*******************************************************************************
+ * Tegra Clock and Reset Controller constants
+ ******************************************************************************/
+#define TEGRA_CAR_RESET_BASE		0x05000000
+
+/*******************************************************************************
+ * Tegra micro-seconds timer constants
+ ******************************************************************************/
+#define TEGRA_TMRUS_BASE		0x0C2E0000
+
+/*******************************************************************************
+ * Tegra Power Mgmt Controller constants
+ ******************************************************************************/
+#define TEGRA_PMC_BASE			0x0C360000
+
+/*******************************************************************************
+ * Tegra scratch registers constants
+ ******************************************************************************/
+#define TEGRA_SCRATCH_BASE		0x0C390000
+
+/*******************************************************************************
+ * Tegra Memory Mapped Control Register Access Bus constants
+ ******************************************************************************/
+#define TEGRA_MMCRAB_BASE		0x0E000000
+
+/*******************************************************************************
+ * Tegra SMMU Controller constants
+ ******************************************************************************/
+#define TEGRA_SMMU_BASE			0x12000000
+
+#endif /* __TEGRA_DEF_H__ */