drivers: serial: Add support for cc23x0 UART

Add support for UART to cc23x0 SoC.

Signed-off-by: Lars Thalian Morstad <l-morstad@ti.com>
Signed-off-by: Vebjorn Myklebust <v.myklebust@ti.com>
Signed-off-by: Stoyan Bogdanov <sbogdanov@baylibre.com>
Signed-off-by: Julien Panis <jpanis@baylibre.com>

Author: vmyklebust

drivers/serial/CMakeLists.txt

@@ -21,6 +21,7 @@ zephyr_library_sources_ifdef(CONFIG_UART_APBUART uart_apbuart.c)
 zephyr_library_sources_ifdef(CONFIG_UART_BCM2711_MU uart_bcm2711.c)
 zephyr_library_sources_ifdef(CONFIG_UART_BT uart_bt.c)
 zephyr_library_sources_ifdef(CONFIG_UART_CC13XX_CC26XX uart_cc13xx_cc26xx.c)
+zephyr_library_sources_ifdef(CONFIG_UART_CC23X0 uart_cc23x0.c)
 zephyr_library_sources_ifdef(CONFIG_UART_CC32XX uart_cc32xx.c)
 zephyr_library_sources_ifdef(CONFIG_UART_CDNS uart_cdns.c)
 zephyr_library_sources_ifdef(CONFIG_UART_CMSDK_APB uart_cmsdk_apb.c)

drivers/serial/Kconfig

@@ -164,6 +164,7 @@ rsource "Kconfig.b91"
 rsource "Kconfig.bcm2711"
 rsource "Kconfig.bt"
 rsource "Kconfig.cc13xx_cc26xx"
+rsource "Kconfig.cc23x0"
 rsource "Kconfig.cc32xx"
 rsource "Kconfig.cdns"
 rsource "Kconfig.cmsdk_apb"

drivers/serial/Kconfig.cc23x0

@@ -0,0 +1,14 @@
+# Copyright (c) 2024 Texas Instruments Incorporated
+# Copyright (c) 2024 BayLibre, SAS
+#
+# SPDX-License-Identifier: Apache-2.0
+
+config UART_CC23X0
+	bool "TI SimpleLink CC23x0 UART driver"
+	default y
+	depends on DT_HAS_TI_CC23X0_UART_ENABLED
+	select SERIAL_HAS_DRIVER
+	select SERIAL_SUPPORT_INTERRUPT
+	select PINCTRL
+	help
+	  Enable the TI SimpleLink CC23x0 UART driver.