CONFIG_IMX_HAVE_PLATFORM_IMX_UART is not available for thedefaultarchitecture x86.
Result is shown for architecture arm
CONFIG_IMX_HAVE_PLATFORM_IMX_UART (not configurable)
modulename: platform-imx-uart.ko
configname: CONFIG_IMX_HAVE_PLATFORM_IMX_UART
Linux Kernel Configuration
└─>IMX_HAVE_PLATFORM_IMX_UART