drivers: uart: initial device driver for ENE KB1200

Add uart driver for ENE KB1200

Signed-off-by: Steven Chang <[email protected]>

Author: ene-steven

drivers/serial/CMakeLists.txt

@@ -73,6 +73,7 @@ zephyr_library_sources_ifdef(CONFIG_UART_SEDI uart_sedi.c)
 zephyr_library_sources_ifdef(CONFIG_UART_BCM2711_MU uart_bcm2711.c)
 zephyr_library_sources_ifdef(CONFIG_UART_INTEL_LW uart_intel_lw.c)
 zephyr_library_sources_ifdef(CONFIG_UART_RENESAS_RA uart_renesas_ra.c)
+zephyr_library_sources_ifdef(CONFIG_UART_ENE_KB1200 uart_ene_kb1200.c)
 zephyr_library_sources_ifdef(CONFIG_UART_RZT2M uart_rzt2m.c)
 
 zephyr_library_sources_ifdef(CONFIG_USERSPACE   uart_handlers.c)

drivers/serial/Kconfig

@@ -270,6 +270,8 @@ source "drivers/serial/Kconfig.intel_lw"
 
 source "drivers/serial/Kconfig.renesas_ra"
 
+source "drivers/serial/Kconfig.ene"
+
 source "drivers/serial/Kconfig.rzt2m"
 
 endif # SERIAL

drivers/serial/Kconfig.ene

@@ -0,0 +1,12 @@
+# Copyright (c) 2023 ENE Technology Inc.
+# SPDX-License-Identifier: Apache-2.0
+
+config UART_ENE_KB1200
+	bool "ENE KB1200 serial driver"
+	default y
+	depends on DT_HAS_ENE_KB1200_UART_ENABLED
+	select SERIAL_HAS_DRIVER
+	select SERIAL_SUPPORT_INTERRUPT
+	select PINCTRL
+	help
+	  This option enables the KB1200 serial driver.