drivers: serial: Add support for RZ/A2M

Add serial support for RZ/A2M

Signed-off-by: Hieu Nguyen <[email protected]>
Signed-off-by: Binh Nguyen <[email protected]>

Author: Hieu Nguyen

boards/renesas/rza2m_evk/rza2m_evk.yaml

@@ -6,5 +6,5 @@ toolchain:
   - zephyr
   - gnuarmemb
 supported:
-
+  - uart
 vendor: renesas

drivers/serial/CMakeLists.txt

@@ -63,6 +63,7 @@ zephyr_library_sources_ifdef(CONFIG_UART_PSOC6 uart_psoc6.c)
 zephyr_library_sources_ifdef(CONFIG_UART_QUICKLOGIC_USBSERIALPORT_S3B uart_ql_usbserialport_s3b.c)
 zephyr_library_sources_ifdef(CONFIG_UART_RA8_SCI_B uart_renesas_ra8_sci_b.c)
 zephyr_library_sources_ifdef(CONFIG_UART_RCAR uart_rcar.c)
+zephyr_library_sources_ifdef(CONFIG_UART_RENESAS_RZA2M_SCIF uart_renesas_rza2m_scif.c)
 zephyr_library_sources_ifdef(CONFIG_UART_RENESAS_RZ_SCI uart_renesas_rz_sci.c)
 zephyr_library_sources_ifdef(CONFIG_UART_RENESAS_RZ_SCIF uart_renesas_rz_scif.c)
 zephyr_library_sources_ifdef(CONFIG_UART_RPI_PICO_PIO uart_rpi_pico_pio.c)

drivers/serial/Kconfig.renesas_rz

@@ -1,4 +1,4 @@
-# Copyright (c) 2024 Renesas Electronics Corporation
+# Copyright (c) 2024-2025 Renesas Electronics Corporation
 # SPDX-License-Identifier: Apache-2.0
 
 config UART_RENESAS_RZ_SCIF
@@ -33,3 +33,13 @@ config UART_RENESAS_RZG_INIT_DELAY_MS
 	  before UART initialization of M33.
 
 endif
+
+config UART_RENESAS_RZA2M_SCIF
+	bool "Renesas A2M SCIF UART Driver"
+	default y
+	depends on DT_HAS_RENESAS_RZA2M_SCIF_UART_ENABLED
+	select SERIAL_HAS_DRIVER
+	select SERIAL_SUPPORT_INTERRUPT
+	select PINCTRL
+	help
+	  Enable Renesas SCIF UART Driver.