diff --git a/fdts/tc0.dts b/fdts/tc0.dts
index 2d7611cf2..382860d9d 100644
--- a/fdts/tc0.dts
+++ b/fdts/tc0.dts
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020, Arm Limited. All rights reserved.
+ * Copyright (c) 2020-2021, Arm Limited. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -236,7 +236,7 @@
 		ranges;
 		interrupt-controller;
 		reg = <0x0 0x30000000 0 0x10000>, /* GICD */
-		      <0x0 0x30140000 0 0x200000>; /* GICR */
+		      <0x0 0x30080000 0 0x200000>; /* GICR */
 		interrupts = <0x1 0x9 0x4>;
 	};
 
diff --git a/include/drivers/arm/css/scmi.h b/include/drivers/arm/css/scmi.h
index e8a2863a9..adce7a62c 100644
--- a/include/drivers/arm/css/scmi.h
+++ b/include/drivers/arm/css/scmi.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017-2020, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2017-2021, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -16,7 +16,7 @@
 
 /* Supported SCMI Protocol Versions */
 #define SCMI_AP_CORE_PROTO_VER			MAKE_SCMI_VERSION(1, 0)
-#define SCMI_PWR_DMN_PROTO_VER			MAKE_SCMI_VERSION(1, 0)
+#define SCMI_PWR_DMN_PROTO_VER			MAKE_SCMI_VERSION(2, 0)
 #define SCMI_SYS_PWR_PROTO_VER			MAKE_SCMI_VERSION(1, 0)
 
 #define GET_SCMI_MAJOR_VER(ver)			(((ver) >> 16) & 0xffff)
diff --git a/plat/arm/board/tc0/include/platform_def.h b/plat/arm/board/tc0/include/platform_def.h
index 30b5ab716..b169d7720 100644
--- a/plat/arm/board/tc0/include/platform_def.h
+++ b/plat/arm/board/tc0/include/platform_def.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020, Arm Limited. All rights reserved.
+ * Copyright (c) 2020-2021, Arm Limited. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -220,7 +220,7 @@
 /* GIC related constants */
 #define PLAT_ARM_GICD_BASE		UL(0x30000000)
 #define PLAT_ARM_GICC_BASE		UL(0x2C000000)
-#define PLAT_ARM_GICR_BASE		UL(0x30140000)
+#define PLAT_ARM_GICR_BASE		UL(0x30080000)
 
 /*
  * PLAT_CSS_MAX_SCP_BL2_SIZE is calculated using the current