soc/sifive/sifive_freedom: add SiFive Freedom U540 SoC

This commit adds support for the SiFive Freedom U540 SoC for the Zephyr Hardware Model v2. Signed-off-by: Filip Kokosinski <[email protected]>
piotrrak · Feb 23, 2024 · 813cee2 · 813cee2
1 parent 77006a7
commit 813cee2
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Showing 10 changed files with 32 additions and 36 deletions.
diff --git a/.../riscv/sifive_freedom/u500/CMakeLists.txt → ...ifive/sifive_freedom/fu500/CMakeLists.txt b/.../riscv/sifive_freedom/u500/CMakeLists.txt → ...ifive/sifive_freedom/fu500/CMakeLists.txt
@@ -1,5 +1,6 @@
 # SPDX-License-Identifier: Apache-2.0
 
 zephyr_sources(clock.c)
+zephyr_include_directories(.)
 
 set(SOC_LINKER_SCRIPT ${ZEPHYR_BASE}/include/zephyr/arch/riscv/common/linker.ld CACHE INTERNAL "")
diff --git a/...acy/riscv/sifive_freedom/u500/Kconfig.soc → soc/sifive/sifive_freedom/fu500/Kconfig b/...acy/riscv/sifive_freedom/u500/Kconfig.soc → soc/sifive/sifive_freedom/fu500/Kconfig
@@ -1,22 +1,20 @@
-# RISCV_SIFIVE_FREEDOM SOC configuration options
-
 # Copyright (c) 2017 Jean-Paul Etienne <[email protected]>
+# Copyright (c) 2024 Antmicro <www.antmicro.com>
 # SPDX-License-Identifier: Apache-2.0
 
-choice
-	prompt "SiFive Freedom SOC implementation"
-	depends on SOC_SERIES_SIFIVE_FREEDOM_U500
+config SOC_SERIES_SIFIVE_FREEDOM_FU500
+	bool
 
-config SOC_SIFIVE_FREEDOM_U540
-	bool "SiFive Freedom U540 SOC implementation"
-	select ATOMIC_OPERATIONS_C
-	select INCLUDE_RESET_VECTOR
-	select 64BIT
+	# RISC-V options
+	select RISCV
+	select RISCV_PRIVILEGED
+	select RISCV_HAS_PLIC
 	select RISCV_ISA_RV64I
 	select RISCV_ISA_EXT_M
 	select RISCV_ISA_EXT_A
 	select RISCV_ISA_EXT_C
 	select RISCV_ISA_EXT_ZICSR
 	select RISCV_ISA_EXT_ZIFENCEI
 
-endchoice
+	select 64BIT
+	select INCLUDE_RESET_VECTOR
diff --git a/...ive_freedom/u500/Kconfig.defconfig.series → ...ve/sifive_freedom/fu500/Kconfig.defconfig b/...ive_freedom/u500/Kconfig.defconfig.series → ...ve/sifive_freedom/fu500/Kconfig.defconfig
@@ -1,10 +1,8 @@
 # Copyright (c) 2017 Jean-Paul Etienne <[email protected]>
+# Copyright (c) 2024 Antmicro <www.antmicro.com>
 # SPDX-License-Identifier: Apache-2.0
 
-if SOC_SERIES_SIFIVE_FREEDOM_U500
-
-config SOC_SERIES
-	default "u500"
+if SOC_SERIES_SIFIVE_FREEDOM_FU500
 
 config SYS_CLOCK_HW_CYCLES_PER_SEC
 	default 32768
@@ -27,6 +25,4 @@ config MAX_IRQ_PER_AGGREGATOR
 config NUM_IRQS
 	default 64
 
-source "soc/soc_legacy/riscv/sifive_freedom/u500/Kconfig.defconfig.u*"
-
-endif # SOC_SERIES_SIFIVE_FREEDOM_U500
+endif # SOC_SERIES_SIFIVE_FREEDOM_FU500
diff --git a/soc/sifive/sifive_freedom/fu500/Kconfig.soc b/soc/sifive/sifive_freedom/fu500/Kconfig.soc
@@ -0,0 +1,16 @@
+# Copyright (c) 2024 Antmicro <www.antmicro.com>
+# SPDX-License-Identifier: Apache-2.0
+
+config SOC_SERIES_SIFIVE_FREEDOM_FU500
+	bool
+	select SOC_FAMILY_SIFIVE_FREEDOM
+
+config SOC_SERIES
+	default "fu500" if SOC_SERIES_SIFIVE_FREEDOM_FU500
+
+config SOC_SIFIVE_FREEDOM_FU540
+	bool
+	select SOC_SERIES_SIFIVE_FREEDOM_FU500
+
+config SOC
+	default "fu540" if SOC_SIFIVE_FREEDOM_FU540
diff --git a/..._legacy/riscv/sifive_freedom/u500/clock.c → soc/sifive/sifive_freedom/fu500/clock.c b/..._legacy/riscv/sifive_freedom/u500/clock.c → soc/sifive/sifive_freedom/fu500/clock.c
diff --git a/...c_legacy/riscv/sifive_freedom/u500/prci.h → soc/sifive/sifive_freedom/fu500/prci.h b/...c_legacy/riscv/sifive_freedom/u500/prci.h → soc/sifive/sifive_freedom/fu500/prci.h
diff --git a/...oc_legacy/riscv/sifive_freedom/u500/soc.h → soc/sifive/sifive_freedom/fu500/soc.h b/...oc_legacy/riscv/sifive_freedom/u500/soc.h → soc/sifive/sifive_freedom/fu500/soc.h
diff --git a/soc/sifive/sifive_freedom/soc.yml b/soc/sifive/sifive_freedom/soc.yml
@@ -4,3 +4,6 @@ family:
       - name: fe300
         socs:
           - name: fe310
+      - name: fu500
+        socs:
+          - name: fu540
diff --git a/soc/soc_legacy/riscv/sifive_freedom/u500/Kconfig.defconfig.u540 b/soc/soc_legacy/riscv/sifive_freedom/u500/Kconfig.defconfig.u540
diff --git a/soc/soc_legacy/riscv/sifive_freedom/u500/Kconfig.series b/soc/soc_legacy/riscv/sifive_freedom/u500/Kconfig.series