<ltib_dir>/rpm/BUILD/linux/drivers/tty/serial.
Table 39-1. UART Driver Files
File
Description
imx.c
Low level driver
Table below shows the header files associated with the UART driver.
Table 39-2. UART Global Header Files
File
Description
<ltib_dir>/rpm/BUILD/linux/ arch/arm/plat-mxc/
include/mach/imx-uart.h
UART header that contains UART configuration data structure definitions
39.3 Configuration
This section discusses configuration options associated with Linux, chip configuration
options, and board configuration options.
39.3.1 Menu Configuration Options
To get to the Linux kernel configuration options provided for this module, use the ./ltib -c
command when located in the <ltib dir>. On the screen displayed, select Configure the
Kernel and exit. When the next screen appears, select the following options to enable this
module:
• CONFIG_SERIAL_IMX -Used for the UART driver for the UART ports. In
menuconfig, this option is available under
Device Drivers > Character devices > Serial drivers > IMX serial port support.
By default, this option is Y.
• CONFIG_SERIAL_IMX_CONSOLE-Chooses the Internal UART to bring up the
system console. This option is dependent on the CONFIG_SERIAL_IMX option. In
the menuconfig this option is available under
Device Drivers > Character devices > Serial drivers > IMX serial port support >
Console on IMX serial port
By default, this option is Y.
Configuration
i.MX 6Solo/6DualLite Linux Reference Manual, Rev. L3.0.35_4.1.0, 09/2013
286
Freescale Semiconductor, Inc.
