soc: arm64: Add FVP AEMv8R AArch64 soc

Add essential files to create a new soc.
Introduce a new type of soc series named fvp_aemv8r.
Add a new soc named fvp_aemv8r_aarch64.

Signed-off-by: Jaxson Han <jaxson.han@arm.com>

CODEOWNERS

@@ -58,6 +58,7 @@
 /soc/arm64/bcm_vk/                        @abhishek-brcm
 /soc/arm64/nxp_layerscape/                @JiafeiPan
 /soc/arm64/xenvm/                         @lorc
+/soc/arm64/arm/                           @povergoing
 /arch/x86/                                @jhedberg @nashif @jenmwms @aasthagr
 /arch/nios2/                              @nashif
 /arch/posix/                              @aescolar @daor-oti

soc/arm64/arm/CMakeLists.txt

@@ -0,0 +1,4 @@
+# Copyright (c) 2021 Arm Limited (or its affiliates). All rights reserved.
+# SPDX-License-Identifier: Apache-2.0
+
+add_subdirectory(${SOC_SERIES})

soc/arm64/arm/Kconfig

@@ -0,0 +1,16 @@
+# ARM LTD SoC configuration options
+
+# Copyright (c) 2016 Linaro Limited
+# Copyright (c) 2021 Arm Limited (or its affiliates). All rights reserved.
+# SPDX-License-Identifier: Apache-2.0
+
+config SOC_FAMILY_ARM64
+	bool
+
+if SOC_FAMILY_ARM64
+config SOC_FAMILY
+	string
+	default "arm"
+
+source "soc/arm64/arm/*/Kconfig.soc"
+endif # SOC_FAMILY_ARM

soc/arm64/arm/Kconfig.defconfig

@@ -0,0 +1,7 @@
+# ARM LTD SoC configuration options
+
+# Copyright (c) 2016 Linaro Limited
+# Copyright (c) 2021 Arm Limited (or its affiliates). All rights reserved.
+# SPDX-License-Identifier: Apache-2.0
+
+source "soc/arm64/arm/*/Kconfig.defconfig.series"

soc/arm64/arm/Kconfig.soc

@@ -0,0 +1,7 @@
+# ARM LTD SoC configuration options
+
+# Copyright (c) 2016 Linaro Limited
+# Copyright (c) 2021 Arm Limited (or its affiliates). All rights reserved.
+# SPDX-License-Identifier: Apache-2.0
+
+source "soc/arm64/arm/*/Kconfig.series"

soc/arm64/arm/fvp_aemv8r/CMakeLists.txt

@@ -0,0 +1,2 @@
+# Copyright (c) 2021 Arm Limited (or its affiliates). All rights reserved.
+# SPDX-License-Identifier: Apache-2.0

soc/arm64/arm/fvp_aemv8r/Kconfig.defconfig.series

@@ -0,0 +1,31 @@
+# Copyright (c) 2021 Arm Limited (or its affiliates). All rights reserved.
+# SPDX-License-Identifier: Apache-2.0
+
+if SOC_SERIES_FVP_AEMV8R
+
+config SOC_SERIES
+	default "fvp_aemv8r"
+
+config SYS_CLOCK_HW_CYCLES_PER_SEC
+	default 100000000
+
+config NUM_IRQS
+	default 128
+
+if SOC_FVP_AEMV8R_AARCH64
+
+config SOC
+	default "fvp_aemv8r_aarch64"
+
+# Workaround for not being able to have commas in macro arguments
+DT_CHOSEN_Z_FLASH := zephyr,flash
+
+config FLASH_SIZE
+	default $(dt_chosen_reg_size_int,$(DT_CHOSEN_Z_FLASH),0,K)
+
+config FLASH_BASE_ADDRESS
+	default $(dt_chosen_reg_addr_hex,$(DT_CHOSEN_Z_FLASH))
+
+endif # SOC_FVP_AEMV8R_AARCH64
+
+endif # SOC_SERIES_FVP_AEMV8R

soc/arm64/arm/fvp_aemv8r/Kconfig.series

@@ -0,0 +1,9 @@
+# Copyright (c) 2021 Arm Limited (or its affiliates). All rights reserved.
+# SPDX-License-Identifier: Apache-2.0
+
+config SOC_SERIES_FVP_AEMV8R
+	bool "ARM FVP AEMv8R AArch64 Series"
+	select ARM64
+	select SOC_FAMILY_ARM64
+	help
+	  Enable support for ARM FVP AEMv8R AArch64 Series

soc/arm64/arm/fvp_aemv8r/Kconfig.soc

@@ -0,0 +1,14 @@
+# Copyright (c) 2021 Arm Limited (or its affiliates). All rights reserved.
+# SPDX-License-Identifier: Apache-2.0
+
+choice
+	prompt "ARM FVP AEMv8R AArch64 SoCs"
+	depends on SOC_SERIES_FVP_AEMV8R
+
+config SOC_FVP_AEMV8R_AARCH64
+	bool "ARM FVP AEMv8R aarch64 simulation"
+	select CPU_CORTEX_R82
+	select GIC_V3
+	select GIC_SINGLE_SECURITY_STATE
+
+endchoice

soc/arm64/arm/fvp_aemv8r/linker.ld

@@ -0,0 +1,8 @@
+/*
+ * linker.ld - Linker command/script file
+ *
+ * Copyright (c) 2021 Arm Limited (or its affiliates). All rights reserved.
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include <arch/arm64/scripts/linker.ld>

soc/arm64/arm/fvp_aemv8r/soc.h

@@ -0,0 +1,11 @@
+/*
+ * Copyright (c) 2021 Arm Limited (or its affiliates). All rights reserved.
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#ifndef _SOC_H_
+#define _SOC_H_
+
+#include <devicetree.h>
+
+#endif /* _SOC_H_ */