linux kernel - How to change UART1 to UART3 in imx6qsabresd -


i have custom board, based on sabresd image. need change debug uart uart1 uart3. includes changing uart when starting uboot.

by looking in online,i have done following changes (u-boot): mx6sabresd.h: changed

config_mxc_uart_base -> uart3_base config_console>_dev -> "ttymxc2"

what config_mach_type used for, need change else in code?

can 1 please explain me how change uart1 uart3?


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