Re: [PATCH V1 1/1] serial: 8250_fintek: Fix finding base_port with activated SuperIO

From: Alan Cox
Date: Wed Oct 18 2017 - 16:04:59 EST


On Tue, 17 Oct 2017 14:23:08 +0800
"Ji-Ze Hong (Peter Hong)" <hpeter@xxxxxxxxx> wrote:

> The SuperIO will be configured at boot time by BIOS, but some BIOS
> will not deactivate the SuperIO when the end of configuration. It'll
> lead to mismatch for pdata->base_port in probe_setup_port(). So we'll
> deactivate all SuperIO before activate special base_port in
> fintek_8250_enter_key().
>
> Tested on iBASE MI802.

Good point.

Reviewd-by: Alan Cox <alan@xxxxxxxxxxxxxxx>

Alan