tty: serial: fsl_lpuart: add LS1028A earlycon support

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Add a early_console_setup() for the LS1028A SoC with 32bit, little
endian access. If the bootloader does a fixup of the clock-frequency
node the baudrate divisor register will automatically be set.

Signed-off-by: Michael Walle <michael@walle.cc>
Link: https://lore.kernel.org/r/20200306214433.23215-5-michael@walle.cc
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Michael Walle 2020-03-06 22:44:33 +01:00 • committed by Greg Kroah-Hartman

parent c2f448cff2

commit e33253f3b7

1 changed files with 43 additions and 8 deletions

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drivers/tty/serial/fsl_lpuart.c

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