SERIAL: Lantiq: Add driver for MIPS Lantiq SOCs.

Signed-off-by: John Crispin <blogic@openwrt.org>
Signed-off-by: Ralph Hempel <ralph.hempel@lantiq.com>
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Cc: alan@lxorguk.ukuu.org.uk
Cc: linux-mips@linux-mips.org
Cc: linux-serial@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/2269/
Acked-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

drivers/tty/serial/Kconfig

@@ -1391,6 +1391,14 @@ config SERIAL_OF_PLATFORM_NWPSERIAL_CONSOLE
 	help
 	  Support for Console on the NWP serial ports.
 
+config SERIAL_LANTIQ
+	bool "Lantiq serial driver"
+	depends on LANTIQ
+	select SERIAL_CORE
+	select SERIAL_CORE_CONSOLE
+	help
+	  Support for console and UART on Lantiq SoCs.
+
 config SERIAL_QE
 	tristate "Freescale QUICC Engine serial port support"
 	depends on QUICC_ENGINE

drivers/tty/serial/Makefile

@@ -94,3 +94,4 @@ obj-$(CONFIG_SERIAL_IFX6X60)  	+= ifx6x60.o
 obj-$(CONFIG_SERIAL_PCH_UART)	+= pch_uart.o
 obj-$(CONFIG_SERIAL_MSM_SMD)	+= msm_smd_tty.o
 obj-$(CONFIG_SERIAL_MXS_AUART) += mxs-auart.o
+obj-$(CONFIG_SERIAL_LANTIQ)	+= lantiq.o