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/rk3399_rockchip-uboot/drivers/serial/
H A DKconfig21d004368fc8a4da07147c58dfe9a4e16d4ab761 Tue Jan 27 01:27:09 UTC 2015 Simon Glass <sjg@chromium.org> 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>
H A Dns16550.c21d004368fc8a4da07147c58dfe9a4e16d4ab761 Tue Jan 27 01:27:09 UTC 2015 Simon Glass <sjg@chromium.org> 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>