soc: arm: add support for Renesas RA4M1 series SoC

soburi · fabiobaltieri · commit 5ccc0eb319b1 · 2023-11-01T10:56:46.000Z
Add essential support for RA4M1 Series.
It only defines `r7fa4m1ab3cfm` currently.

Signed-off-by: TOKITA Hiroshi &lt;tokita.hiroshi@fujitsu.com&gt;
diff --git a/dts/arm/renesas/ra/r7fa4m1ab3cfm.dtsi b/dts/arm/renesas/ra/r7fa4m1ab3cfm.dtsi
@@ -0,0 +1,7 @@
+/*
+ * Copyright (c) 2023 TOKITA Hiroshi <tokita.hiroshi@fujitsu.com>
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include <renesas/ra/ra4-cm4-common.dtsi>
diff --git a/dts/arm/renesas/ra/ra-cm4-common.dtsi b/dts/arm/renesas/ra/ra-cm4-common.dtsi
@@ -0,0 +1,52 @@
+/*
+ * Copyright (c) 2023 TOKITA Hiroshi <tokita.hiroshi@fujitsu.com>
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include <mem.h>
+#include <freq.h>
+#include <arm/armv7-m.dtsi>
+
+/ {
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		cpu@0 {
+			device_type = "cpu";
+			compatible = "arm,cortex-m4";
+			reg = <0>;
+		};
+	};
+
+	sram0: memory0@20000000 {
+		compatible = "mmio-sram";
+		reg = <0x20000000 DT_SIZE_K(32)>;
+	};
+
+	soc {
+		fcu: flash-controller@4001c000 {
+			compatible = "renesas,ra-flash-controller";
+			reg = <0x4001c000 0x44>;
+			reg-names = "fcache";
+
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			flash0: flash0@0 {
+				compatible = "soc-nv-flash";
+				reg = <0x00000000 DT_SIZE_K(256)>;
+			};
+
+			flash1: flash1@40100000 {
+				compatible = "soc-nv-flash";
+				reg = <0x40100000 DT_SIZE_K(8)>;
+			};
+		};
+	};
+};
+
+&nvic {
+	arm,num-irq-priority-bits = <4>;
+};
diff --git a/dts/arm/renesas/ra/ra4-cm4-common.dtsi b/dts/arm/renesas/ra/ra4-cm4-common.dtsi
@@ -0,0 +1,7 @@
+/*
+ * Copyright (c) 2023 TOKITA Hiroshi <tokita.hiroshi@fujitsu.com>
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include <renesas/ra/ra-cm4-common.dtsi>
diff --git a/soc/arm/renesas_ra/CMakeLists.txt b/soc/arm/renesas_ra/CMakeLists.txt
@@ -0,0 +1,6 @@
+# Copyright (c) 2023 TOKITA Hiroshi <tokita.hiroshi@fujitsu.com>
+# SPDX-License-Identifier: Apache-2.0
+
+zephyr_include_directories(common)
+
+add_subdirectory(${SOC_SERIES})
diff --git a/soc/arm/renesas_ra/Kconfig b/soc/arm/renesas_ra/Kconfig
@@ -0,0 +1,18 @@
+# Copyright (c) 2023 TOKITA Hiroshi <tokita.hiroshi@fujitsu.com>
+# SPDX-License-Identifier: Apache-2.0
+
+config SOC_FAMILY_RA
+	bool
+
+if SOC_FAMILY_RA
+
+config SOC_FAMILY
+	string
+	default "renesas_ra"
+
+config SERIES_SPECIFIC_SOC_INIT
+	bool "Use series specific initialize"
+
+source "soc/arm/renesas_ra/*/Kconfig.soc"
+
+endif # SOC_FAMILY_RA
diff --git a/soc/arm/renesas_ra/Kconfig.defconfig b/soc/arm/renesas_ra/Kconfig.defconfig
@@ -0,0 +1,4 @@
+# Copyright (c) 2023 TOKITA Hiroshi <tokita.hiroshi@fujitsu.com>
+# SPDX-License-Identifier: Apache-2.0
+
+source "soc/arm/renesas_ra/*/Kconfig.defconfig.series"
diff --git a/soc/arm/renesas_ra/Kconfig.soc b/soc/arm/renesas_ra/Kconfig.soc
@@ -0,0 +1,4 @@
+# Copyright (c) 2023 TOKITA Hiroshi <tokita.hiroshi@fujitsu.com>
+# SPDX-License-Identifier: Apache-2.0
+
+source "soc/arm/renesas_ra/*/Kconfig.series"
diff --git a/soc/arm/renesas_ra/common/ra_common_soc.h b/soc/arm/renesas_ra/common/ra_common_soc.h
@@ -0,0 +1,18 @@
+/*
+ * Copyright (c) 2023 TOKITA Hiroshi <tokita.hiroshi@fujitsu.com>
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#ifndef ZEPHYR_SOC_ARM_RENESAS_RA_COMMON_RA_COMMON_SOC_H_
+#define ZEPHYR_SOC_ARM_RENESAS_RA_COMMON_RA_COMMON_SOC_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* ZEPHYR_SOC_ARM_RENESAS_RA_COMMON_RA_COMMON_SOC_H_ */
diff --git a/soc/arm/renesas_ra/ra4m1/CMakeLists.txt b/soc/arm/renesas_ra/ra4m1/CMakeLists.txt
@@ -0,0 +1,4 @@
+# Copyright (c) 2023 TOKITA Hiroshi <tokita.hiroshi@fujitsu.com>
+# SPDX-License-Identifier: Apache-2.0
+
+# empty
diff --git a/soc/arm/renesas_ra/ra4m1/Kconfig.defconfig.r7fa4m1xxxxxx b/soc/arm/renesas_ra/ra4m1/Kconfig.defconfig.r7fa4m1xxxxxx
@@ -0,0 +1,9 @@
+# Copyright (c) 2023 TOKITA Hiroshi <tokita.hiroshi@fujitsu.com>
+# SPDX-License-Identifier: Apache-2.0
+
+if SOC_R7FA4M1AB3CFM
+
+config SOC
+	default "r7fa4m1ab3cfm"
+
+endif # SOC_R7FA4M1AB3CFM
diff --git a/soc/arm/renesas_ra/ra4m1/Kconfig.defconfig.series b/soc/arm/renesas_ra/ra4m1/Kconfig.defconfig.series
@@ -0,0 +1,14 @@
+# Copyright (c) 2023 TOKITA Hiroshi <tokita.hiroshi@fujitsu.com>
+# SPDX-License-Identifier: Apache-2.0
+
+if SOC_SERIES_RA4M1
+
+rsource "Kconfig.defconfig.r7fa4*"
+
+config SOC_SERIES
+	default "ra4m1"
+
+config NUM_IRQS
+	default 32
+
+endif # SOC_SERIES_RA4M1
diff --git a/soc/arm/renesas_ra/ra4m1/Kconfig.series b/soc/arm/renesas_ra/ra4m1/Kconfig.series
@@ -0,0 +1,11 @@
+# Copyright (c) 2023 TOKITA Hiroshi <tokita.hiroshi@fujitsu.com>
+# SPDX-License-Identifier: Apache-2.0
+
+config SOC_SERIES_RA4M1
+	bool "Renesas RA4M1"
+	select ARM
+	select CPU_CORTEX_M4
+	select CPU_HAS_ARM_MPU
+	select CPU_CORTEX_M_HAS_SYSTICK
+	select SOC_FAMILY_RA
+	select XIP
diff --git a/soc/arm/renesas_ra/ra4m1/Kconfig.soc b/soc/arm/renesas_ra/ra4m1/Kconfig.soc
@@ -0,0 +1,11 @@
+# Copyright (c) 2023 TOKITA Hiroshi <tokita.hiroshi@fujitsu.com>
+# SPDX-License-Identifier: Apache-2.0
+
+choice
+	prompt "Renesas RA4M1 SoC Selection"
+	depends on SOC_SERIES_RA4M1
+
+config SOC_R7FA4M1AB3CFM
+	bool "R7FA4M1AB3CFM"
+
+endchoice
diff --git a/soc/arm/renesas_ra/ra4m1/linker.ld b/soc/arm/renesas_ra/ra4m1/linker.ld
@@ -0,0 +1,8 @@
+/*
+ * Copyright (c) 2023 TOKITA Hiroshi <tokita.hiroshi@fujitsu.com>
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ */
+
+#include <zephyr/arch/arm/cortex_m/scripts/linker.ld>
diff --git a/soc/arm/renesas_ra/ra4m1/soc.h b/soc/arm/renesas_ra/ra4m1/soc.h
@@ -0,0 +1,7 @@
+/*
+ * Copyright (c) 2023 TOKITA Hiroshi <tokita.hiroshi@fujitsu.com>
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include "../common/ra_common_soc.h"

-Original file line number
+Diff line change
@@ @@ -0,0 +1,7 @@ @@
 +/*
 + * Copyright (c) 2023 TOKITA Hiroshi <[email protected]>
 + *
 + * SPDX-License-Identifier: Apache-2.0
 + */
++
 +#include <renesas/ra/ra4-cm4-common.dtsi>