Message ID | 20210127182326.424-1-aladyshev22@gmail.com |
---|---|
State | Accepted, archived |
Headers | show |
Series | ARM: dts: aspeed: amd-ethanolx: Enable secondary LPC snooping address | expand |
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@gmail.com> Reviewed-by: Andrew Jeffery <andrew@aj.id.au>
diff --git a/arch/arm/boot/dts/aspeed-bmc-amd-ethanolx.dts b/arch/arm/boot/dts/aspeed-bmc-amd-ethanolx.dts index 96ff0aea64e5..ac2d04cfaf2f 100644 --- a/arch/arm/boot/dts/aspeed-bmc-amd-ethanolx.dts +++ b/arch/arm/boot/dts/aspeed-bmc-amd-ethanolx.dts @@ -218,7 +218,7 @@ &lpc_snoop { status = "okay"; - snoop-ports = <0x80>; + snoop-ports = <0x80>, <0x81>; }; &lpc_ctrl {
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@gmail.com> --- arch/arm/boot/dts/aspeed-bmc-amd-ethanolx.dts | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)