How can I change the default serial of the u-boot?

[2838219522]

I want change the default serial console in the u-boot,but I can't learn the source code of u-boot of ls1021atwr.

[Pavel · Accepted solution]

Look at the Section 4.4.4.11 of NXP SDK 2.0-1703 documentation:

https://www.nxp.com/docs/en/supporting-information/QORIQ-SDK-2.0-IC-REV0.pdf

Find the "LPUART console setting" in this Section.

Have a great day,
Pavel Chubakov

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[2838219522]

Thank you ,Pavel.

May I use other serials expect uart0 and lpuart0?