diff --git a/plat/nvidia/tegra/soc/t186/drivers/mce/ari.c b/plat/nvidia/tegra/soc/t186/drivers/mce/ari.c
index 7eb6c6c..7126c3b 100644
--- a/plat/nvidia/tegra/soc/t186/drivers/mce/ari.c
+++ b/plat/nvidia/tegra/soc/t186/drivers/mce/ari.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2017, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -10,10 +10,10 @@
 #include <debug.h>
 #include <delay_timer.h>
 #include <denver.h>
+#include <errno.h>
 #include <mce_private.h>
 #include <mmio.h>
 #include <platform.h>
-#include <sys/errno.h>
 #include <t18x_ari.h>
 
 /*******************************************************************************
diff --git a/plat/nvidia/tegra/soc/t186/drivers/mce/mce.c b/plat/nvidia/tegra/soc/t186/drivers/mce/mce.c
index 1353b6a..712519f 100644
--- a/plat/nvidia/tegra/soc/t186/drivers/mce/mce.c
+++ b/plat/nvidia/tegra/soc/t186/drivers/mce/mce.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2017, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -12,11 +12,11 @@
 #include <context_mgmt.h>
 #include <debug.h>
 #include <denver.h>
+#include <errno.h>
 #include <mce.h>
 #include <mce_private.h>
 #include <mmio.h>
 #include <string.h>
-#include <sys/errno.h>
 #include <t18x_ari.h>
 #include <tegra_def.h>
 #include <tegra_platform.h>
diff --git a/plat/nvidia/tegra/soc/t186/drivers/mce/nvg.c b/plat/nvidia/tegra/soc/t186/drivers/mce/nvg.c
index 243c8f3..857cfbb 100644
--- a/plat/nvidia/tegra/soc/t186/drivers/mce/nvg.c
+++ b/plat/nvidia/tegra/soc/t186/drivers/mce/nvg.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2017, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -8,9 +8,9 @@
 #include <arch_helpers.h>
 #include <debug.h>
 #include <denver.h>
+#include <errno.h>
 #include <mce_private.h>
 #include <mmio.h>
-#include <sys/errno.h>
 #include <t18x_ari.h>
 
 int32_t nvg_enter_cstate(uint32_t ari_base, uint32_t state, uint32_t wake_time)
diff --git a/plat/nvidia/tegra/soc/t186/plat_psci_handlers.c b/plat/nvidia/tegra/soc/t186/plat_psci_handlers.c
index 095614e..6eb18fa 100644
--- a/plat/nvidia/tegra/soc/t186/plat_psci_handlers.c
+++ b/plat/nvidia/tegra/soc/t186/plat_psci_handlers.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2016, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -20,6 +20,8 @@
 #include <t18x_ari.h>
 #include <tegra_private.h>
 
+extern void memcpy16(void *dest, const void *src, unsigned int length);
+
 extern void prepare_cpu_pwr_dwn(void);
 extern void tegra186_cpu_reset_handler(void);
 extern uint32_t __tegra186_cpu_reset_handler_end,
diff --git a/plat/nvidia/tegra/soc/t186/plat_secondary.c b/plat/nvidia/tegra/soc/t186/plat_secondary.c
index 52daab2..ebc2b46 100644
--- a/plat/nvidia/tegra/soc/t186/plat_secondary.c
+++ b/plat/nvidia/tegra/soc/t186/plat_secondary.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -21,6 +21,8 @@
 
 #define CPU_RESET_MODE_AA64		1
 
+extern void memcpy16(void *dest, const void *src, unsigned int length);
+
 extern uint64_t tegra_bl31_phys_base;
 extern uint64_t __tegra186_cpu_reset_handler_end;