EFM32 UART/USART port

modulename: efm32-uart.ko

configname: CONFIG_SERIAL_EFM32_UART

Linux Kernel Configuration
└─>Device Drivers
└─>Character devices
└─>Serial drivers
└─>EFM32 UART/USART port
In linux kernel since version 3.1 (release Date: 2011-10-24)  
This driver support the USART and UART ports on
Energy Micro's efm32 SoCs.

source code:
drivers/tty/serial/efm32-uart.c

depends
CONFIG_ARM
CONFIG_HAS_IOMEM
CONFIG_TTY
CONFIG_ARCH_EFM32 or CONFIG_COMPILE_TEST