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(parent: 7657167) | patch
serial: ns16550: Support debug UART
authorSimon Glass <sjg@chromium.org>
Tue, 27 Jan 2015 01:27:09 +0000 (18:27 -0700)
committerSimon Glass <sjg@chromium.org>
Thu, 19 Feb 2015 13:20:28 +0000 (06:20 -0700)
commit21d004368fc8a4da07147c58dfe9a4e16d4ab761
tree0d6b2bc4ce8caf0d56e74084c66f05d761d28ed7tree | snapshot
parent765716744f6743d6c1e6b3c92eea163b4ee59f3ccommit | diff
serial: ns16550: Support debug UART

Add debug UART functions to permit ns16550 to provide an early debug UART.
Try to avoid using the stack so that this can be called from assembler before
a stack is set up (at least on ARM and PowerPC).

Signed-off-by: Simon Glass <sjg@chromium.org>
drivers/serial/Kconfig diff | blob | history
drivers/serial/ns16550.c diff | blob | history
My U-Boot fork