From mboxrd@z Thu Jan  1 00:00:00 1970
From: Wolfram Sang <wsa@the-dreams.de>
Subject: Re: [PATCH v5 2/3] i2c: piix4: Fix probing of reserved ports on AMD
 Family 16h Model 30h
Date: Thu, 29 Aug 2019 22:20:58 +0200
Message-ID: <20190829202058.GR3740@ninjato>
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 <20190802145438.601c9a8c@endymion>
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To: Jean Delvare <jdelvare@suse.de>
Cc: Linux I2C <linux-i2c@vger.kernel.org>, linux-kernel@vger.kernel.org, Andrew Cooks <acooks@rationali.st>, linux-acpi@vger.kernel.org, platypus-sw@opengear.com, "Tobin C . Harding" <me@tobin.cc>, Guenter Roeck <linux@roeck-us.net>, Will Wagner <willw@carallon.com>
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On Fri, Aug 02, 2019 at 02:54:38PM +0200, Jean Delvare wrote:
> Prevent bus timeouts and resets on Family 16h Model 30h by not probing
> reserved Ports 3 and 4.
>=20
> According to the AMD BIOS and Kernel Developer's Guides (BKDG), Port 3
> and Port 4 are reserved on the following devices:
>  - Family 15h Model 60h-6Fh
>  - Family 15h Model 70h-7Fh
>  - Family 16h Model 30h-3Fh
>=20
> Based on earlier work by Andrew Cooks.
>=20
> Reported-by: Andrew Cooks <andrew.cooks@opengear.com>
> Signed-off-by: Jean Delvare <jdelvare@suse.de>

I wondered if this wasn't also for-current material (it saves timeouts),
but trusting Jean's judgement here.

Applied to for-next, thanks!


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