[Skiboot] [PATCH] hw/lpc-uart: read from RBR to clear character timeout interrupts

Stewart Smith stewart at linux.vnet.ibm.com
Fri Oct 6 17:18:28 AEDT 2017

Jeremy Kerr <jk at ozlabs.org> writes:
> When using the aspeed SUART, we see a condition where the UART sends
> continuous character timeout interrupts. This change adds a (heavily
> commented) dummy read from the RBR to clear the interrupt condition on
> init.
> Signed-off-by: Jeremy Kerr <jk at ozlabs.org>
> ---
>  hw/lpc-uart.c | 21 +++++++++++++++++++++
>  1 file changed, 21 insertions(+)

well, that looks like fun!

Merged to master as of 3e806acf92b891b2942bbf8d1e4c971af0393ecb
Stewart Smith
OPAL Architect, IBM.

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