Re: [PATCH] ARM: dts: aspeed: amd-ethanolx: Enable secondary LPC snooping address

Andrew Jeffery andrew at
Thu Jan 28 10:16:25 AEDT 2021

On Thu, 28 Jan 2021, at 04:53, Konstantin Aladyshev wrote:
> AMD EthanolX CRB uses 2-byte POST codes which are sent to ports 0x80/0x81.
> Currently ASPEED controller snoops only 0x80 port and therefore captures
> only the lower byte of each POST code.
> Enable secondary LPC snooping address to capture the higher byte of POST
> codes.
> Signed-off-by: Konstantin Aladyshev <aladyshev22 at>

Reviewed-by: Andrew Jeffery <andrew at>

More information about the Linux-aspeed mailing list