soc: renesas ra: RA4M3 series R7FA4M3AF3CFB.

Signed-off-by: Piotr Rak <[email protected]>

Author: piotrrak

soc/renesas/ra/ra4m3/CMakeLists.txt

@@ -0,0 +1,6 @@
+# Copyright (c) 2023 TOKITA Hiroshi <[email protected]>
+# SPDX-License-Identifier: Apache-2.0
+
+zephyr_include_directories(.)
+
+set(SOC_LINKER_SCRIPT ${ZEPHYR_BASE}/include/zephyr/arch/arm/cortex_m/scripts/linker.ld CACHE INTERNAL "")

soc/renesas/ra/ra4m3/Kconfig

@@ -0,0 +1,12 @@
+# Copyright (c) 2024 Piotr Rak <[email protected]>
+# SPDX-License-Identifier: Apache-2.0
+
+config SOC_SERIES_RA4M3
+	select ARM
+	select CPU_CORTEX_M33
+	select CPU_HAS_ARM_MPU
+	select CPU_CORTEX_M_HAS_SYSTICK
+	select DYNAMIC_INTERRUPTS
+	select TIMER_READS_ITS_FREQUENCY_AT_RUNTIME
+	select XIP
+	select HAS_SEGGER_RTT if ZEPHYR_SEGGER_MODULE

soc/renesas/ra/ra4m3/Kconfig.defconfig

@@ -0,0 +1,12 @@
+# Copyright (c) 2024 Piotr Rak <[email protected]>
+# SPDX-License-Identifier: Apache-2.0
+
+if SOC_SERIES_RA4M3
+
+# Ref: Renesas RA4M3 Group: UM: Hardware (R01UH0893EJ0140 Rev.1.40)
+#  - 13.1 Interrupt Controller Unit (ICU) - Overview
+#    - Table 13.1 ICU - Interrupt sources for NVIC (96)
+config NUM_IRQS
+	default 96
+
+endif # SOC_SERIES_RA4M3

soc/renesas/ra/ra4m3/Kconfig.soc

@@ -0,0 +1,21 @@
+# Copyright (c) 2024 Piotr Rak <[email protected]>
+# SPDX-License-Identifier: Apache-2.0
+
+config SOC_SERIES_RA4M3
+	bool
+	select SOC_FAMILY_RENESAS_RA
+	help
+	  Renesas RA4M3
+
+
+config SOC_R7FA4M3AF3CFB
+	bool
+	select SOC_SERIES_RA4M3
+	help
+	  R7FA4M3AF3CFB
+
+config SOC_SERIES
+	default "ra4m3" if SOC_SERIES_RA4M3
+
+config SOC
+	default "r7fa4m3af3cfb" if SOC_R7FA4M3AF3CFB

soc/renesas/ra/ra4m3/pinctrl_soc.h

@@ -0,0 +1,7 @@
+/*
+ * Copyright (c) 2023 TOKITA Hiroshi <[email protected]>
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include "../common/pinctrl_ra.h"

soc/renesas/ra/ra4m3/soc.h

@@ -0,0 +1,7 @@
+/*
+ * Copyright (c) 2023 TOKITA Hiroshi <[email protected]>
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include "../common/ra_common_soc.h"

soc/renesas/ra/soc.yml

@@ -4,6 +4,9 @@ family:
       - name: ra4m1
         socs:
           - name: r7fa4m1ab3cfm
+      - name: ra4m3
+        socs:
+          - name: r7fa4m3af3cfb
       - name: ra6m5
         socs:
           - name: r7fa6m5bh3cfc