aboutsummaryrefslogtreecommitdiff
path: root/plat/arm
diff options
context:
space:
mode:
authorMadhukar Pappireddy <madhukar.pappireddy@arm.com>2020-12-11 15:21:54 +0000
committerTrustedFirmware Code Review <review@review.trustedfirmware.org>2020-12-11 15:21:54 +0000
commitbd054fd66bb0182dd3538e4a1c60306e5a58397d (patch)
tree61a6f26afa0743d732d2c5d861579eaa45575c52 /plat/arm
parent2736aca5972d66f4a36267dbb458b3730e95e40e (diff)
parent7b24e48a46b47b2b37c0b0c4458d4ce515487e36 (diff)
downloadtrusted-firmware-a-bd054fd66bb0182dd3538e4a1c60306e5a58397d.tar.gz
Merge changes from topic "rdevans" into integration
* changes: doc: Update list of supported FVP platforms board/rdn2: add board support for rdn2 platform plat/arm/sgi: adapt to changes in memory map plat/arm/sgi: add platform id value for rdn2 platform plat/arm/sgi: platform definitions for upcoming platforms plat/arm/sgi: refactor header file inclusions plat/arm/sgi: refactor the inclusion of memory mapping
Diffstat (limited to 'plat/arm')
-rw-r--r--plat/arm/board/rddaniel/include/platform_def.h2
-rw-r--r--plat/arm/board/rddaniel/platform.mk2
-rw-r--r--plat/arm/board/rddanielxlr/include/platform_def.h2
-rw-r--r--plat/arm/board/rddanielxlr/platform.mk2
-rw-r--r--plat/arm/board/rddanielxlr/rddanielxlr_plat.c2
-rw-r--r--plat/arm/board/rde1edge/include/platform_def.h2
-rw-r--r--plat/arm/board/rde1edge/platform.mk2
-rw-r--r--plat/arm/board/rdn1edge/include/platform_def.h2
-rw-r--r--plat/arm/board/rdn1edge/platform.mk2
-rw-r--r--plat/arm/board/rdn1edge/rdn1edge_plat.c2
-rw-r--r--plat/arm/board/rdn2/fdts/rdn2_fw_config.dts27
-rw-r--r--plat/arm/board/rdn2/fdts/rdn2_nt_fw_config.dts22
-rw-r--r--plat/arm/board/rdn2/fdts/rdn2_tb_fw_config.dts28
-rw-r--r--plat/arm/board/rdn2/include/platform_def.h65
-rw-r--r--plat/arm/board/rdn2/platform.mk59
-rw-r--r--plat/arm/board/rdn2/rdn2_err.c17
-rw-r--r--plat/arm/board/rdn2/rdn2_plat.c31
-rw-r--r--plat/arm/board/rdn2/rdn2_security.c25
-rw-r--r--plat/arm/board/rdn2/rdn2_topology.c62
-rw-r--r--plat/arm/board/rdn2/rdn2_trusted_boot.c26
-rw-r--r--plat/arm/board/sgi575/include/platform_def.h2
-rw-r--r--plat/arm/board/sgi575/platform.mk2
-rw-r--r--plat/arm/css/sgi/include/sgi_base_platform_def.h3
-rw-r--r--plat/arm/css/sgi/include/sgi_soc_css_def_v2.h194
-rw-r--r--plat/arm/css/sgi/include/sgi_soc_platform_def.h15
-rw-r--r--plat/arm/css/sgi/include/sgi_soc_platform_def_v2.h13
-rw-r--r--plat/arm/css/sgi/include/sgi_variant.h3
-rw-r--r--plat/arm/css/sgi/sgi-common.mk3
-rw-r--r--plat/arm/css/sgi/sgi_bl31_setup.c3
-rw-r--r--plat/arm/css/sgi/sgi_plat_v2.c85
30 files changed, 692 insertions, 13 deletions
diff --git a/plat/arm/board/rddaniel/include/platform_def.h b/plat/arm/board/rddaniel/include/platform_def.h
index a118ca38af..5b98b4e8c4 100644
--- a/plat/arm/board/rddaniel/include/platform_def.h
+++ b/plat/arm/board/rddaniel/include/platform_def.h
@@ -9,7 +9,7 @@
#include <lib/utils_def.h>
-#include <sgi_base_platform_def.h>
+#include <sgi_soc_platform_def.h>
#define PLAT_ARM_CLUSTER_COUNT U(16)
#define CSS_SGI_MAX_CPUS_PER_CLUSTER U(1)
diff --git a/plat/arm/board/rddaniel/platform.mk b/plat/arm/board/rddaniel/platform.mk
index 7422d638a8..6553ae27eb 100644
--- a/plat/arm/board/rddaniel/platform.mk
+++ b/plat/arm/board/rddaniel/platform.mk
@@ -14,6 +14,8 @@ PLAT_INCLUDES += -I${RDDANIEL_BASE}/include/
SGI_CPU_SOURCES := lib/cpus/aarch64/neoverse_v1.S
+PLAT_BL_COMMON_SOURCES += ${CSS_ENT_BASE}/sgi_plat.c
+
BL1_SOURCES += ${SGI_CPU_SOURCES} \
${RDDANIEL_BASE}/rddaniel_err.c
diff --git a/plat/arm/board/rddanielxlr/include/platform_def.h b/plat/arm/board/rddanielxlr/include/platform_def.h
index b1376b85d6..112b2102ba 100644
--- a/plat/arm/board/rddanielxlr/include/platform_def.h
+++ b/plat/arm/board/rddanielxlr/include/platform_def.h
@@ -8,7 +8,7 @@
#define PLATFORM_DEF_H
#include <lib/utils_def.h>
-#include <sgi_base_platform_def.h>
+#include <sgi_soc_platform_def.h>
#define PLAT_ARM_CLUSTER_COUNT U(4)
#define CSS_SGI_MAX_CPUS_PER_CLUSTER U(1)
diff --git a/plat/arm/board/rddanielxlr/platform.mk b/plat/arm/board/rddanielxlr/platform.mk
index 8cbad525c9..2f41e2e723 100644
--- a/plat/arm/board/rddanielxlr/platform.mk
+++ b/plat/arm/board/rddanielxlr/platform.mk
@@ -15,6 +15,8 @@ PLAT_INCLUDES += -I${RDDANIELXLR_BASE}/include/
SGI_CPU_SOURCES := lib/cpus/aarch64/neoverse_v1.S
+PLAT_BL_COMMON_SOURCES += ${CSS_ENT_BASE}/sgi_plat.c
+
BL1_SOURCES += ${SGI_CPU_SOURCES} \
${RDDANIELXLR_BASE}/rddanielxlr_err.c
diff --git a/plat/arm/board/rddanielxlr/rddanielxlr_plat.c b/plat/arm/board/rddanielxlr/rddanielxlr_plat.c
index 4b5f16a4f7..a1a4876c04 100644
--- a/plat/arm/board/rddanielxlr/rddanielxlr_plat.c
+++ b/plat/arm/board/rddanielxlr/rddanielxlr_plat.c
@@ -8,7 +8,7 @@
#include <drivers/arm/gic600_multichip.h>
#include <plat/arm/common/plat_arm.h>
#include <plat/common/platform.h>
-#include <sgi_base_platform_def.h>
+#include <sgi_soc_platform_def.h>
#include <sgi_plat.h>
#if defined(IMAGE_BL31)
diff --git a/plat/arm/board/rde1edge/include/platform_def.h b/plat/arm/board/rde1edge/include/platform_def.h
index 3fb640972a..c39fe2b69b 100644
--- a/plat/arm/board/rde1edge/include/platform_def.h
+++ b/plat/arm/board/rde1edge/include/platform_def.h
@@ -9,7 +9,7 @@
#include <lib/utils_def.h>
-#include <sgi_base_platform_def.h>
+#include <sgi_soc_platform_def.h>
#define PLAT_ARM_CLUSTER_COUNT U(2)
#define CSS_SGI_MAX_CPUS_PER_CLUSTER U(8)
diff --git a/plat/arm/board/rde1edge/platform.mk b/plat/arm/board/rde1edge/platform.mk
index a7c043413a..53074f495e 100644
--- a/plat/arm/board/rde1edge/platform.mk
+++ b/plat/arm/board/rde1edge/platform.mk
@@ -12,6 +12,8 @@ PLAT_INCLUDES += -I${RDE1EDGE_BASE}/include/
SGI_CPU_SOURCES := lib/cpus/aarch64/neoverse_e1.S
+PLAT_BL_COMMON_SOURCES += ${CSS_ENT_BASE}/sgi_plat.c
+
BL1_SOURCES += ${SGI_CPU_SOURCES} \
${RDE1EDGE_BASE}/rde1edge_err.c
diff --git a/plat/arm/board/rdn1edge/include/platform_def.h b/plat/arm/board/rdn1edge/include/platform_def.h
index ab63e23ece..b167c46e0d 100644
--- a/plat/arm/board/rdn1edge/include/platform_def.h
+++ b/plat/arm/board/rdn1edge/include/platform_def.h
@@ -9,7 +9,7 @@
#include <lib/utils_def.h>
-#include <sgi_base_platform_def.h>
+#include <sgi_soc_platform_def.h>
#define PLAT_ARM_CLUSTER_COUNT U(2)
#define CSS_SGI_MAX_CPUS_PER_CLUSTER U(4)
diff --git a/plat/arm/board/rdn1edge/platform.mk b/plat/arm/board/rdn1edge/platform.mk
index b3134262ea..d65854f8d0 100644
--- a/plat/arm/board/rdn1edge/platform.mk
+++ b/plat/arm/board/rdn1edge/platform.mk
@@ -15,6 +15,8 @@ PLAT_INCLUDES += -I${RDN1EDGE_BASE}/include/
SGI_CPU_SOURCES := lib/cpus/aarch64/neoverse_n1.S
+PLAT_BL_COMMON_SOURCES += ${CSS_ENT_BASE}/sgi_plat.c
+
BL1_SOURCES += ${SGI_CPU_SOURCES} \
${RDN1EDGE_BASE}/rdn1edge_err.c
diff --git a/plat/arm/board/rdn1edge/rdn1edge_plat.c b/plat/arm/board/rdn1edge/rdn1edge_plat.c
index f62c6f402b..1dbbf26da2 100644
--- a/plat/arm/board/rdn1edge/rdn1edge_plat.c
+++ b/plat/arm/board/rdn1edge/rdn1edge_plat.c
@@ -8,7 +8,7 @@
#include <drivers/arm/gic600_multichip.h>
#include <plat/arm/common/plat_arm.h>
#include <plat/common/platform.h>
-#include <sgi_base_platform_def.h>
+#include <sgi_soc_platform_def.h>
#include <sgi_plat.h>
#if defined(IMAGE_BL31)
diff --git a/plat/arm/board/rdn2/fdts/rdn2_fw_config.dts b/plat/arm/board/rdn2/fdts/rdn2_fw_config.dts
new file mode 100644
index 0000000000..9c9cefe87f
--- /dev/null
+++ b/plat/arm/board/rdn2/fdts/rdn2_fw_config.dts
@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <common/tbbr/tbbr_img_def.h>
+
+/dts-v1/;
+
+/ {
+ dtb-registry {
+ compatible = "fconf,dyn_cfg-dtb_registry";
+
+ tb_fw-config {
+ load-address = <0x0 0x4001300>;
+ max-size = <0x200>;
+ id = <TB_FW_CONFIG_ID>;
+ };
+
+ nt_fw-config {
+ load-address = <0x0 0xFEF00000>;
+ max-size = <0x0100000>;
+ id = <NT_FW_CONFIG_ID>;
+ };
+ };
+};
diff --git a/plat/arm/board/rdn2/fdts/rdn2_nt_fw_config.dts b/plat/arm/board/rdn2/fdts/rdn2_nt_fw_config.dts
new file mode 100644
index 0000000000..bbc36fc149
--- /dev/null
+++ b/plat/arm/board/rdn2/fdts/rdn2_nt_fw_config.dts
@@ -0,0 +1,22 @@
+/*
+ * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+/dts-v1/;
+/ {
+ /* compatible string */
+ compatible = "arm,rd-n2";
+
+ /*
+ * Place holder for system-id node with default values. The
+ * value of platform-id and config-id will be set to the
+ * correct values during the BL2 stage of boot.
+ */
+ system-id {
+ platform-id = <0x0>;
+ config-id = <0x0>;
+ multi-chip-mode = <0x0>;
+ };
+};
diff --git a/plat/arm/board/rdn2/fdts/rdn2_tb_fw_config.dts b/plat/arm/board/rdn2/fdts/rdn2_tb_fw_config.dts
new file mode 100644
index 0000000000..49eda2735f
--- /dev/null
+++ b/plat/arm/board/rdn2/fdts/rdn2_tb_fw_config.dts
@@ -0,0 +1,28 @@
+/*
+ * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+/dts-v1/;
+
+/ {
+ tb_fw-config {
+ compatible = "arm,tb_fw";
+
+ /* Disable authentication for development */
+ disable_auth = <0x0>;
+
+ /*
+ * The following two entries are placeholders for Mbed TLS
+ * heap information. The default values don't matter since
+ * they will be overwritten by BL1.
+ * In case of having shared Mbed TLS heap between BL1 and BL2,
+ * BL1 will populate these two properties with the respective
+ * info about the shared heap. This info will be available for
+ * BL2 in order to locate and re-use the heap.
+ */
+ mbedtls_heap_addr = <0x0 0x0>;
+ mbedtls_heap_size = <0x0>;
+ };
+};
diff --git a/plat/arm/board/rdn2/include/platform_def.h b/plat/arm/board/rdn2/include/platform_def.h
new file mode 100644
index 0000000000..ebfbf66a64
--- /dev/null
+++ b/plat/arm/board/rdn2/include/platform_def.h
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef PLATFORM_DEF_H
+#define PLATFORM_DEF_H
+
+#include <lib/utils_def.h>
+
+#include <sgi_soc_platform_def_v2.h>
+
+#define PLAT_ARM_CLUSTER_COUNT U(16)
+#define CSS_SGI_MAX_CPUS_PER_CLUSTER U(1)
+#define CSS_SGI_MAX_PE_PER_CPU U(1)
+
+#define PLAT_CSS_MHU_BASE UL(0x2A920000)
+#define PLAT_MHUV2_BASE PLAT_CSS_MHU_BASE
+
+#define CSS_SYSTEM_PWR_DMN_LVL ARM_PWR_LVL2
+#define PLAT_MAX_PWR_LVL ARM_PWR_LVL1
+
+/* TZC Related Constants */
+#define PLAT_ARM_TZC_BASE UL(0x10820000)
+#define PLAT_ARM_TZC_FILTERS TZC_400_REGION_ATTR_FILTER_BIT(0)
+
+#define TZC400_OFFSET UL(0x1000000)
+#define TZC400_COUNT U(8)
+
+#define TZC400_BASE(n) (PLAT_ARM_TZC_BASE + \
+ (n * TZC400_OFFSET))
+
+#define TZC_NSAID_ALL_AP U(0)
+#define TZC_NSAID_PCI U(1)
+#define TZC_NSAID_HDLCD0 U(2)
+#define TZC_NSAID_CLCD U(7)
+#define TZC_NSAID_AP U(9)
+#define TZC_NSAID_VIRTIO U(15)
+
+#define PLAT_ARM_TZC_NS_DEV_ACCESS \
+ (TZC_REGION_ACCESS_RDWR(TZC_NSAID_ALL_AP)) | \
+ (TZC_REGION_ACCESS_RDWR(TZC_NSAID_HDLCD0)) | \
+ (TZC_REGION_ACCESS_RDWR(TZC_NSAID_PCI)) | \
+ (TZC_REGION_ACCESS_RDWR(TZC_NSAID_AP)) | \
+ (TZC_REGION_ACCESS_RDWR(TZC_NSAID_CLCD)) | \
+ (TZC_REGION_ACCESS_RDWR(TZC_NSAID_VIRTIO))
+
+/*
+ * Physical and virtual address space limits for MMU in AARCH64 & AARCH32 modes
+ */
+#ifdef __aarch64__
+#define PLAT_PHY_ADDR_SPACE_SIZE (1ULL << 42)
+#define PLAT_VIRT_ADDR_SPACE_SIZE (1ULL << 42)
+#else
+#define PLAT_PHY_ADDR_SPACE_SIZE (1ULL << 32)
+#define PLAT_VIRT_ADDR_SPACE_SIZE (1ULL << 32)
+#endif
+
+/* GIC related constants */
+#define PLAT_ARM_GICD_BASE UL(0x30000000)
+#define PLAT_ARM_GICC_BASE UL(0x2C000000)
+#define PLAT_ARM_GICR_BASE UL(0x30140000)
+
+#endif /* PLATFORM_DEF_H */
diff --git a/plat/arm/board/rdn2/platform.mk b/plat/arm/board/rdn2/platform.mk
new file mode 100644
index 0000000000..6be6113605
--- /dev/null
+++ b/plat/arm/board/rdn2/platform.mk
@@ -0,0 +1,59 @@
+# Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
+#
+# SPDX-License-Identifier: BSD-3-Clause
+#
+
+# RD-N2 platform uses GIC-Clayton which is based on GICv4.1
+GIC_ENABLE_V4_EXTN := 1
+
+include plat/arm/css/sgi/sgi-common.mk
+
+RDN2_BASE = plat/arm/board/rdn2
+
+PLAT_INCLUDES += -I${RDN2_BASE}/include/
+
+SGI_CPU_SOURCES := lib/cpus/aarch64/neoverse_n2.S
+
+PLAT_BL_COMMON_SOURCES += ${CSS_ENT_BASE}/sgi_plat_v2.c
+
+BL1_SOURCES += ${SGI_CPU_SOURCES} \
+ ${RDN2_BASE}/rdn2_err.c
+
+BL2_SOURCES += ${RDN2_BASE}/rdn2_plat.c \
+ ${RDN2_BASE}/rdn2_security.c \
+ ${RDN2_BASE}/rdn2_err.c \
+ lib/utils/mem_region.c \
+ drivers/arm/tzc/tzc400.c \
+ plat/arm/common/arm_tzc400.c \
+ plat/arm/common/arm_nor_psci_mem_protect.c
+
+BL31_SOURCES += ${SGI_CPU_SOURCES} \
+ ${RDN2_BASE}/rdn2_plat.c \
+ ${RDN2_BASE}/rdn2_topology.c \
+ drivers/cfi/v2m/v2m_flash.c \
+ lib/utils/mem_region.c \
+ plat/arm/common/arm_nor_psci_mem_protect.c
+
+ifeq (${TRUSTED_BOARD_BOOT}, 1)
+BL1_SOURCES += ${RDN2_BASE}/rdn2_trusted_boot.c
+BL2_SOURCES += ${RDN2_BASE}/rdn2_trusted_boot.c
+endif
+
+# Add the FDT_SOURCES and options for Dynamic Config
+FDT_SOURCES += ${RDN2_BASE}/fdts/${PLAT}_fw_config.dts \
+ ${RDN2_BASE}/fdts/${PLAT}_tb_fw_config.dts
+FW_CONFIG := ${BUILD_PLAT}/fdts/${PLAT}_fw_config.dtb
+TB_FW_CONFIG := ${BUILD_PLAT}/fdts/${PLAT}_tb_fw_config.dtb
+
+# Add the FW_CONFIG to FIP and specify the same to certtool
+$(eval $(call TOOL_ADD_PAYLOAD,${FW_CONFIG},--fw-config,${FW_CONFIG}))
+# Add the TB_FW_CONFIG to FIP and specify the same to certtool
+$(eval $(call TOOL_ADD_PAYLOAD,${TB_FW_CONFIG},--tb-fw-config,${TB_FW_CONFIG}))
+
+FDT_SOURCES += ${RDN2_BASE}/fdts/${PLAT}_nt_fw_config.dts
+NT_FW_CONFIG := ${BUILD_PLAT}/fdts/${PLAT}_nt_fw_config.dtb
+
+# Add the NT_FW_CONFIG to FIP and specify the same to certtool
+$(eval $(call TOOL_ADD_PAYLOAD,${NT_FW_CONFIG},--nt-fw-config))
+
+override CTX_INCLUDE_AARCH32_REGS := 0
diff --git a/plat/arm/board/rdn2/rdn2_err.c b/plat/arm/board/rdn2/rdn2_err.c
new file mode 100644
index 0000000000..802ac21f6f
--- /dev/null
+++ b/plat/arm/board/rdn2/rdn2_err.c
@@ -0,0 +1,17 @@
+/*
+ * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <plat/arm/common/plat_arm.h>
+
+/*
+ * rdn2 error handler
+ */
+void __dead2 plat_arm_error_handler(int err)
+{
+ while (1) {
+ wfi();
+ }
+}
diff --git a/plat/arm/board/rdn2/rdn2_plat.c b/plat/arm/board/rdn2/rdn2_plat.c
new file mode 100644
index 0000000000..5bf14e3a16
--- /dev/null
+++ b/plat/arm/board/rdn2/rdn2_plat.c
@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <plat/common/platform.h>
+#include <sgi_plat.h>
+
+unsigned int plat_arm_sgi_get_platform_id(void)
+{
+ return mmio_read_32(SID_REG_BASE + SID_SYSTEM_ID_OFFSET)
+ & SID_SYSTEM_ID_PART_NUM_MASK;
+}
+
+unsigned int plat_arm_sgi_get_config_id(void)
+{
+ return mmio_read_32(SID_REG_BASE + SID_SYSTEM_CFG_OFFSET);
+}
+
+unsigned int plat_arm_sgi_get_multi_chip_mode(void)
+{
+ return (mmio_read_32(SID_REG_BASE + SID_NODE_ID_OFFSET) &
+ SID_MULTI_CHIP_MODE_MASK) >>
+ SID_MULTI_CHIP_MODE_SHIFT;
+}
+
+void bl31_platform_setup(void)
+{
+ sgi_bl31_common_platform_setup();
+}
diff --git a/plat/arm/board/rdn2/rdn2_security.c b/plat/arm/board/rdn2/rdn2_security.c
new file mode 100644
index 0000000000..9568b60cd4
--- /dev/null
+++ b/plat/arm/board/rdn2/rdn2_security.c
@@ -0,0 +1,25 @@
+/*
+ * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <plat/arm/common/plat_arm.h>
+#include <platform_def.h>
+
+
+static const arm_tzc_regions_info_t tzc_regions[] = {
+ ARM_TZC_REGIONS_DEF,
+ {}
+};
+
+/* Initialize the secure environment */
+void plat_arm_security_setup(void)
+{
+
+ int i;
+
+ for (i = 0; i < TZC400_COUNT; i++)
+ arm_tzc400_setup(TZC400_BASE(i), tzc_regions);
+
+}
diff --git a/plat/arm/board/rdn2/rdn2_topology.c b/plat/arm/board/rdn2/rdn2_topology.c
new file mode 100644
index 0000000000..5c2e287cbe
--- /dev/null
+++ b/plat/arm/board/rdn2/rdn2_topology.c
@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <plat/arm/common/plat_arm.h>
+#include <plat/arm/css/common/css_pm.h>
+
+/******************************************************************************
+ * The power domain tree descriptor.
+ ******************************************************************************/
+const unsigned char rd_n2_pd_tree_desc[] = {
+ PLAT_ARM_CLUSTER_COUNT,
+ CSS_SGI_MAX_CPUS_PER_CLUSTER,
+ CSS_SGI_MAX_CPUS_PER_CLUSTER,
+ CSS_SGI_MAX_CPUS_PER_CLUSTER,
+ CSS_SGI_MAX_CPUS_PER_CLUSTER,
+ CSS_SGI_MAX_CPUS_PER_CLUSTER,
+ CSS_SGI_MAX_CPUS_PER_CLUSTER,
+ CSS_SGI_MAX_CPUS_PER_CLUSTER,
+ CSS_SGI_MAX_CPUS_PER_CLUSTER,
+ CSS_SGI_MAX_CPUS_PER_CLUSTER,
+ CSS_SGI_MAX_CPUS_PER_CLUSTER,
+ CSS_SGI_MAX_CPUS_PER_CLUSTER,
+ CSS_SGI_MAX_CPUS_PER_CLUSTER,
+ CSS_SGI_MAX_CPUS_PER_CLUSTER,
+ CSS_SGI_MAX_CPUS_PER_CLUSTER,
+ CSS_SGI_MAX_CPUS_PER_CLUSTER,
+ CSS_SGI_MAX_CPUS_PER_CLUSTER,
+};
+
+/*******************************************************************************
+ * This function returns the topology tree information.
+ ******************************************************************************/
+const unsigned char *plat_get_power_domain_tree_desc(void)
+{
+ return rd_n2_pd_tree_desc;
+}
+
+/*******************************************************************************
+ * The array mapping platform core position (implemented by plat_my_core_pos())
+ * to the SCMI power domain ID implemented by SCP.
+ ******************************************************************************/
+const uint32_t plat_css_core_pos_to_scmi_dmn_id_map[] = {
+ (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0x0)),
+ (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0x1)),
+ (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0x2)),
+ (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0x3)),
+ (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0x4)),
+ (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0x5)),
+ (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0x6)),
+ (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0x7)),
+ (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0x8)),
+ (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0x9)),
+ (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0xA)),
+ (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0xB)),
+ (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0xC)),
+ (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0xD)),
+ (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0xE)),
+ (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0xF)),
+};
diff --git a/plat/arm/board/rdn2/rdn2_trusted_boot.c b/plat/arm/board/rdn2/rdn2_trusted_boot.c
new file mode 100644
index 0000000000..4592b8fbaf
--- /dev/null
+++ b/plat/arm/board/rdn2/rdn2_trusted_boot.c
@@ -0,0 +1,26 @@
+/*
+ * Copyright (c) 2020, Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <plat/arm/common/plat_arm.h>
+
+/*
+ * Return the ROTPK hash in the following ASN.1 structure in DER format:
+ *
+ * AlgorithmIdentifier ::= SEQUENCE {
+ * algorithm OBJECT IDENTIFIER,
+ * parameters ANY DEFINED BY algorithm OPTIONAL
+ * }
+ *
+ * DigestInfo ::= SEQUENCE {
+ * digestAlgorithm AlgorithmIdentifier,
+ * digest OCTET STRING
+ * }
+ */
+int plat_get_rotpk_info(void *cookie, void **key_ptr, unsigned int *key_len,
+ unsigned int *flags)
+{
+ return arm_get_rotpk_info(cookie, key_ptr, key_len, flags);
+}
diff --git a/plat/arm/board/sgi575/include/platform_def.h b/plat/arm/board/sgi575/include/platform_def.h
index 95986cf4a3..c929334cdf 100644
--- a/plat/arm/board/sgi575/include/platform_def.h
+++ b/plat/arm/board/sgi575/include/platform_def.h
@@ -9,7 +9,7 @@
#include <lib/utils_def.h>
-#include <sgi_base_platform_def.h>
+#include <sgi_soc_platform_def.h>
#define PLAT_ARM_CLUSTER_COUNT U(2)
#define CSS_SGI_MAX_CPUS_PER_CLUSTER U(4)
diff --git a/plat/arm/board/sgi575/platform.mk b/plat/arm/board/sgi575/platform.mk
index 56f5733f17..89abcfe8ee 100644
--- a/plat/arm/board/sgi575/platform.mk
+++ b/plat/arm/board/sgi575/platform.mk
@@ -12,6 +12,8 @@ PLAT_INCLUDES += -I${SGI575_BASE}/include/
SGI_CPU_SOURCES := lib/cpus/aarch64/cortex_a75.S
+PLAT_BL_COMMON_SOURCES += ${CSS_ENT_BASE}/sgi_plat.c
+
BL1_SOURCES += ${SGI_CPU_SOURCES} \
${SGI575_BASE}/sgi575_err.c
diff --git a/plat/arm/css/sgi/include/sgi_base_platform_def.h b/plat/arm/css/sgi/include/sgi_base_platform_def.h
index 159084f958..b805746de6 100644
--- a/plat/arm/css/sgi/include/sgi_base_platform_def.h
+++ b/plat/arm/css/sgi/include/sgi_base_platform_def.h
@@ -9,12 +9,9 @@
#include <lib/utils_def.h>
#include <lib/xlat_tables/xlat_tables_defs.h>
-#include <plat/arm/board/common/board_css_def.h>
-#include <plat/arm/board/common/v2m_def.h>
#include <plat/arm/common/arm_def.h>
#include <plat/arm/common/arm_spm_def.h>
#include <plat/arm/css/common/css_def.h>
-#include <plat/arm/soc/common/soc_css_def.h>
#include <plat/common/common_def.h>
#define PLATFORM_CORE_COUNT (CSS_SGI_CHIP_COUNT * \
diff --git a/plat/arm/css/sgi/include/sgi_soc_css_def_v2.h b/plat/arm/css/sgi/include/sgi_soc_css_def_v2.h
new file mode 100644
index 0000000000..03f107367f
--- /dev/null
+++ b/plat/arm/css/sgi/include/sgi_soc_css_def_v2.h
@@ -0,0 +1,194 @@
+/*
+ * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef SGI_SOC_CSS_DEF_V2_H
+#define SGI_SOC_CSS_DEF_V2_H
+
+#include <lib/utils_def.h>
+#include <plat/common/common_def.h>
+
+/*
+ * Definitions common to all ARM CSS SoCs
+ */
+
+/* Following covers ARM CSS SoC Peripherals */
+
+#define SOC_SYSTEM_PERIPH_BASE UL(0x0C000000)
+#define SOC_SYSTEM_PERIPH_SIZE UL(0x02000000)
+
+#define SOC_PLATFORM_PERIPH_BASE UL(0x0E000000)
+#define SOC_PLATFORM_PERIPH_SIZE UL(0x02000000)
+
+#define SOC_CSS_PCIE_CONTROL_BASE UL(0x0ef20000)
+
+/* PL011 UART related constants */
+#define SOC_CSS_UART1_BASE UL(0x0ef80000)
+#define SOC_CSS_UART0_BASE UL(0x0ef70000)
+
+/* Memory controller */
+#define SOC_MEMCNTRL_BASE UL(0x10000000)
+#define SOC_MEMCNTRL_SIZE UL(0x10000000)
+
+#define SOC_CSS_UART0_CLK_IN_HZ UL(7372800)
+#define SOC_CSS_UART1_CLK_IN_HZ UL(7372800)
+
+/* SoC NIC-400 Global Programmers View (GPV) */
+#define SOC_CSS_NIC400_BASE UL(0x0ED00000)
+
+#define SOC_CSS_NIC400_USB_EHCI U(0)
+#define SOC_CSS_NIC400_TLX_MASTER U(1)
+#define SOC_CSS_NIC400_USB_OHCI U(2)
+#define SOC_CSS_NIC400_PL354_SMC U(3)
+/*
+ * The apb4_bridge controls access to:
+ * - the PCIe configuration registers
+ * - the MMU units for USB, HDLCD and DMA
+ */
+#define SOC_CSS_NIC400_APB4_BRIDGE U(4)
+
+/* Non-volatile counters */
+#define SOC_TRUSTED_NVCTR_BASE UL(0x0EE70000)
+#define TFW_NVCTR_BASE (SOC_TRUSTED_NVCTR_BASE + 0x0000)
+#define TFW_NVCTR_SIZE U(4)
+#define NTFW_CTR_BASE (SOC_TRUSTED_NVCTR_BASE + 0x0004)
+#define NTFW_CTR_SIZE U(4)
+
+/* Keys */
+#define SOC_KEYS_BASE UL(0x0EE80000)
+#define TZ_PUB_KEY_HASH_BASE (SOC_KEYS_BASE + 0x0000)
+#define TZ_PUB_KEY_HASH_SIZE U(32)
+#define HU_KEY_BASE (SOC_KEYS_BASE + 0x0020)
+#define HU_KEY_SIZE U(16)
+#define END_KEY_BASE (SOC_KEYS_BASE + 0x0044)
+#define END_KEY_SIZE U(32)
+
+#define SOC_PLATFORM_PERIPH_MAP_DEVICE MAP_REGION_FLAT( \
+ SOC_PLATFORM_PERIPH_BASE, \
+ SOC_PLATFORM_PERIPH_SIZE, \
+ MT_DEVICE | MT_RW | MT_SECURE)
+
+#define SOC_SYSTEM_PERIPH_MAP_DEVICE MAP_REGION_FLAT( \
+ SOC_SYSTEM_PERIPH_BASE, \
+ SOC_SYSTEM_PERIPH_SIZE, \
+ MT_DEVICE | MT_RW | MT_SECURE)
+
+#define SOC_MEMCNTRL_MAP_DEVICE MAP_REGION_FLAT( \
+ SOC_MEMCNTRL_BASE, \
+ SOC_MEMCNTRL_SIZE, \
+ MT_DEVICE | MT_RW | MT_SECURE)
+
+/*
+ * The bootsec_bridge controls access to a bunch of peripherals, e.g. the UARTs.
+ */
+#define SOC_CSS_NIC400_BOOTSEC_BRIDGE U(5)
+#define SOC_CSS_NIC400_BOOTSEC_BRIDGE_UART1 UL(1 << 12)
+
+/*
+ * Required platform porting definitions common to all ARM CSS SoCs
+ */
+/* 2MB used for SCP DDR retraining */
+#define PLAT_ARM_SCP_TZC_DRAM1_SIZE UL(0x00200000)
+
+/* V2M motherboard system registers & offsets */
+#define V2M_SYSREGS_BASE UL(0x0C010000)
+#define V2M_SYS_LED U(0x8)
+
+/*
+ * V2M sysled bit definitions. The values written to this
+ * register are defined in arch.h & runtime_svc.h. Only
+ * used by the primary cpu to diagnose any cold boot issues.
+ *
+ * SYS_LED[0] - Security state (S=0/NS=1)
+ * SYS_LED[2:1] - Exception Level (EL3-EL0)
+ * SYS_LED[7:3] - Exception Class (Sync/Async & origin)
+ *
+ */
+#define V2M_SYS_LED_SS_SHIFT U(0)
+#define V2M_SYS_LED_EL_SHIFT U(1)
+#define V2M_SYS_LED_EC_SHIFT U(3)
+
+#define V2M_SYS_LED_SS_MASK U(0x01)
+#define V2M_SYS_LED_EL_MASK U(0x03)
+#define V2M_SYS_LED_EC_MASK U(0x1f)
+
+/* NOR Flash */
+#define V2M_FLASH0_BASE UL(0x08000000)
+#define V2M_FLASH0_SIZE UL(0x04000000)
+#define V2M_FLASH_BLOCK_SIZE UL(0x00040000) /* 256 KB */
+
+/*
+ * The flash can be mapped either as read-only or read-write.
+ *
+ * If it is read-write then it should also be mapped as device memory because
+ * NOR flash programming involves sending a fixed, ordered sequence of commands.
+ *
+ * If it is read-only then it should also be mapped as:
+ * - Normal memory, because reading from NOR flash is transparent, it is like
+ * reading from RAM.
+ * - Non-executable by default. If some parts of the flash need to be executable
+ * then platform code is responsible for re-mapping the appropriate portion
+ * of it as executable.
+ */
+#define V2M_MAP_FLASH0_RW MAP_REGION_FLAT(V2M_FLASH0_BASE,\
+ V2M_FLASH0_SIZE, \
+ MT_DEVICE | MT_RW | MT_SECURE)
+
+#define V2M_MAP_FLASH0_RO MAP_REGION_FLAT(V2M_FLASH0_BASE,\
+ V2M_FLASH0_SIZE, \
+ MT_RO_DATA | MT_SECURE)
+
+#define SGI_MAP_FLASH0_RO MAP_REGION_FLAT(V2M_FLASH0_BASE,\
+ V2M_FLASH0_SIZE, \
+ MT_DEVICE | MT_RO | MT_SECURE)
+
+/* Platform ID address */
+#define BOARD_CSS_PLAT_ID_REG_ADDR UL(0x0EFE00E0)
+
+/* Platform ID related accessors */
+#define BOARD_CSS_PLAT_ID_REG_ID_MASK U(0x0F)
+#define BOARD_CSS_PLAT_ID_REG_ID_SHIFT U(0x00)
+#define BOARD_CSS_PLAT_ID_REG_VERSION_MASK U(0xF00)
+#define BOARD_CSS_PLAT_ID_REG_VERSION_SHIFT U(0x08)
+#define BOARD_CSS_PLAT_TYPE_RTL U(0x00)
+#define BOARD_CSS_PLAT_TYPE_FPGA U(0x01)
+#define BOARD_CSS_PLAT_TYPE_EMULATOR U(0x02)
+#define BOARD_CSS_PLAT_TYPE_FVP U(0x03)
+
+#ifndef __ASSEMBLER__
+
+#include <lib/mmio.h>
+
+#define BOARD_CSS_GET_PLAT_TYPE(addr) \
+ ((mmio_read_32(addr) & BOARD_CSS_PLAT_ID_REG_ID_MASK) \
+ >> BOARD_CSS_PLAT_ID_REG_ID_SHIFT)
+
+#endif /* __ASSEMBLER__ */
+
+
+#define MAX_IO_DEVICES U(3)
+#define MAX_IO_HANDLES U(4)
+
+/* Reserve the last block of flash for PSCI MEM PROTECT flag */
+#define PLAT_ARM_FIP_BASE V2M_FLASH0_BASE
+#define PLAT_ARM_FIP_MAX_SIZE (V2M_FLASH0_SIZE - V2M_FLASH_BLOCK_SIZE)
+
+#define PLAT_ARM_NVM_BASE V2M_FLASH0_BASE
+#define PLAT_ARM_NVM_SIZE (V2M_FLASH0_SIZE - V2M_FLASH_BLOCK_SIZE)
+
+/* UART related constants */
+#define PLAT_ARM_BOOT_UART_BASE SOC_CSS_UART0_BASE
+#define PLAT_ARM_BOOT_UART_CLK_IN_HZ SOC_CSS_UART0_CLK_IN_HZ
+
+#define PLAT_ARM_RUN_UART_BASE SOC_CSS_UART1_BASE
+#define PLAT_ARM_RUN_UART_CLK_IN_HZ SOC_CSS_UART1_CLK_IN_HZ
+
+#define PLAT_ARM_SP_MIN_RUN_UART_BASE SOC_CSS_UART1_BASE
+#define PLAT_ARM_SP_MIN_RUN_UART_CLK_IN_HZ SOC_CSS_UART1_CLK_IN_HZ
+
+#define PLAT_ARM_CRASH_UART_BASE PLAT_ARM_RUN_UART_BASE
+#define PLAT_ARM_CRASH_UART_CLK_IN_HZ PLAT_ARM_RUN_UART_CLK_IN_HZ
+
+#endif /* SGI_SOC_CSS_DEF_V2_H */
diff --git a/plat/arm/css/sgi/include/sgi_soc_platform_def.h b/plat/arm/css/sgi/include/sgi_soc_platform_def.h
new file mode 100644
index 0000000000..d7a839a524
--- /dev/null
+++ b/plat/arm/css/sgi/include/sgi_soc_platform_def.h
@@ -0,0 +1,15 @@
+/*
+ * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef SGI_SOC_PLATFORM_DEF_H
+#define SGI_SOC_PLATFORM_DEF_H
+
+#include <sgi_base_platform_def.h>
+#include <plat/arm/board/common/board_css_def.h>
+#include <plat/arm/board/common/v2m_def.h>
+#include <plat/arm/soc/common/soc_css_def.h>
+
+#endif /* SGI_SOC_PLATFORM_DEF_H */
diff --git a/plat/arm/css/sgi/include/sgi_soc_platform_def_v2.h b/plat/arm/css/sgi/include/sgi_soc_platform_def_v2.h
new file mode 100644
index 0000000000..cb747c34a8
--- /dev/null
+++ b/plat/arm/css/sgi/include/sgi_soc_platform_def_v2.h
@@ -0,0 +1,13 @@
+/*
+ * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef SGI_SOC_PLATFORM_DEF_V2_H
+#define SGI_SOC_PLATFORM_DEF_V2_H
+
+#include <sgi_base_platform_def.h>
+#include <sgi_soc_css_def_v2.h>
+
+#endif /* SGI_SOC_PLATFORM_DEF_V2_H */
diff --git a/plat/arm/css/sgi/include/sgi_variant.h b/plat/arm/css/sgi/include/sgi_variant.h
index f4c5300d09..eb12f3f353 100644
--- a/plat/arm/css/sgi/include/sgi_variant.h
+++ b/plat/arm/css/sgi/include/sgi_variant.h
@@ -17,6 +17,9 @@
/* SID Version values for RD-Daniel */
#define RD_DANIEL_SID_VER_PART_NUM 0x078a
+/* SID Version values for RD-N2 */
+#define RD_N2_SID_VER_PART_NUM 0x07B7
+
/* Structure containing SGI platform variant information */
typedef struct sgi_platform_info {
unsigned int platform_id; /* Part Number of the platform */
diff --git a/plat/arm/css/sgi/sgi-common.mk b/plat/arm/css/sgi/sgi-common.mk
index 6b9e0cda6d..615f53dc97 100644
--- a/plat/arm/css/sgi/sgi-common.mk
+++ b/plat/arm/css/sgi/sgi-common.mk
@@ -32,8 +32,7 @@ ENT_GIC_SOURCES := ${GICV3_SOURCES} \
plat/common/plat_gicv3.c \
plat/arm/common/arm_gicv3.c
-PLAT_BL_COMMON_SOURCES += ${CSS_ENT_BASE}/sgi_plat.c \
- ${CSS_ENT_BASE}/aarch64/sgi_helper.S
+PLAT_BL_COMMON_SOURCES += ${CSS_ENT_BASE}/aarch64/sgi_helper.S
BL1_SOURCES += ${INTERCONNECT_SOURCES} \
drivers/arm/sbsa/sbsa.c
diff --git a/plat/arm/css/sgi/sgi_bl31_setup.c b/plat/arm/css/sgi/sgi_bl31_setup.c
index a4aed004dc..d5c7593f68 100644
--- a/plat/arm/css/sgi/sgi_bl31_setup.c
+++ b/plat/arm/css/sgi/sgi_bl31_setup.c
@@ -74,7 +74,8 @@ static scmi_channel_plat_info_t rd_n1e1_edge_scmi_plat_info[] = {
scmi_channel_plat_info_t *plat_css_get_scmi_info(int channel_id)
{
if (sgi_plat_info.platform_id == RD_N1E1_EDGE_SID_VER_PART_NUM ||
- sgi_plat_info.platform_id == RD_DANIEL_SID_VER_PART_NUM) {
+ sgi_plat_info.platform_id == RD_DANIEL_SID_VER_PART_NUM ||
+ sgi_plat_info.platform_id == RD_N2_SID_VER_PART_NUM) {
if (channel_id >= ARRAY_SIZE(rd_n1e1_edge_scmi_plat_info))
panic();
return &rd_n1e1_edge_scmi_plat_info[channel_id];
diff --git a/plat/arm/css/sgi/sgi_plat_v2.c b/plat/arm/css/sgi/sgi_plat_v2.c
new file mode 100644
index 0000000000..a770255fc6
--- /dev/null
+++ b/plat/arm/css/sgi/sgi_plat_v2.c
@@ -0,0 +1,85 @@
+/*
+ * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <assert.h>
+
+#include <platform_def.h>
+
+#include <plat/arm/common/plat_arm.h>
+#include <plat/common/platform.h>
+#include <drivers/arm/sbsa.h>
+
+/*
+ * Table of regions for different BL stages to map using the MMU.
+ */
+#if IMAGE_BL1
+const mmap_region_t plat_arm_mmap[] = {
+ ARM_MAP_SHARED_RAM,
+ SGI_MAP_FLASH0_RO,
+ CSS_SGI_MAP_DEVICE,
+ SOC_PLATFORM_PERIPH_MAP_DEVICE,
+ SOC_SYSTEM_PERIPH_MAP_DEVICE,
+ {0}
+};
+#endif
+
+#if IMAGE_BL2
+const mmap_region_t plat_arm_mmap[] = {
+ ARM_MAP_SHARED_RAM,
+ SGI_MAP_FLASH0_RO,
+#ifdef PLAT_ARM_MEM_PROT_ADDR
+ ARM_V2M_MAP_MEM_PROTECT,
+#endif
+ CSS_SGI_MAP_DEVICE,
+ SOC_MEMCNTRL_MAP_DEVICE,
+ SOC_PLATFORM_PERIPH_MAP_DEVICE,
+ SOC_SYSTEM_PERIPH_MAP_DEVICE,
+ ARM_MAP_NS_DRAM1,
+#if ARM_BL31_IN_DRAM
+ ARM_MAP_BL31_SEC_DRAM,
+#endif
+#if TRUSTED_BOARD_BOOT && !BL2_AT_EL3
+ ARM_MAP_BL1_RW,
+#endif
+ {0}
+};
+#endif
+
+#if IMAGE_BL31
+const mmap_region_t plat_arm_mmap[] = {
+ ARM_MAP_SHARED_RAM,
+#ifdef PLAT_ARM_MEM_PROT_ADDR
+ ARM_V2M_MAP_MEM_PROTECT,
+#endif
+ CSS_SGI_MAP_DEVICE,
+ SOC_PLATFORM_PERIPH_MAP_DEVICE,
+ SOC_SYSTEM_PERIPH_MAP_DEVICE,
+ {0}
+};
+
+#endif
+
+ARM_CASSERT_MMAP
+
+#if TRUSTED_BOARD_BOOT
+int plat_get_mbedtls_heap(void **heap_addr, size_t *heap_size)
+{
+ assert(heap_addr != NULL);
+ assert(heap_size != NULL);
+
+ return arm_get_mbedtls_heap(heap_addr, heap_size);
+}
+#endif
+
+void plat_arm_secure_wdt_start(void)
+{
+ sbsa_wdog_start(SBSA_SECURE_WDOG_BASE, SBSA_SECURE_WDOG_TIMEOUT);
+}
+
+void plat_arm_secure_wdt_stop(void)
+{
+ sbsa_wdog_stop(SBSA_SECURE_WDOG_BASE);
+}