From: Guenter Roeck <linux@roeck-us.net>
To: "Thomas Weißschuh" <linux@weissschuh.net>,
"Andi Shyti" <andi.shyti@kernel.org>,
"Jean Delvare" <jdelvare@suse.com>
Cc: linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org,
Wolfram Sang <wsa+renesas@sang-engineering.com>,
Heiner Kallweit <hkallweit1@gmail.com>
Subject: Re: [PATCH v2 4/4] i2c: piix4: Register SPDs
Date: Fri, 28 Jun 2024 16:09:09 -0700 [thread overview]
Message-ID: <2bbdb1bd-ea4d-4c14-9ea7-9fce09ac76b7@roeck-us.net> (raw)
In-Reply-To: <20240627-piix4-spd-v2-4-617ce47b8ff4@weissschuh.net>
On 6/27/24 10:48, Thomas Weißschuh wrote:
> The piix4 I2C bus can carry SPDs, register them if present.
> Only look on bus 0, as this is where the SPDs seem to be located.
>
> Only the first 8 slots are supported. If the system has more,
> then these will not be visible.
>
> The AUX bus can not be probed as on some platforms it reports all
> devices present and all reads return "0".
> This would allow the ee1004 to be probed incorrectly.
Was this reported somewhere ? I don't see it happen on any of my systems
(of course that doesn't really mean anything).
>
> Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Reviewed-and-tested-by: Guenter Roeck <linux@roeck-us.net>
Thanks,
Guenter
next prev parent reply other threads:[~2024-06-28 23:09 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-06-27 17:48 [PATCH v2 0/4] i2c: smbus cleanups and SPD support for piix4 Thomas Weißschuh
2024-06-27 17:48 ` [PATCH v2 1/4] i2c: smbus: only limit max banks to eight Thomas Weißschuh
2024-07-04 21:57 ` Andi Shyti
2024-07-05 5:55 ` Thomas Weißschuh
2024-07-05 7:26 ` Heiner Kallweit
2024-07-05 11:56 ` Andi Shyti
2024-07-09 17:27 ` Thomas Weißschuh
2024-06-27 17:48 ` [PATCH v2 2/4] i2c: smbus: probe SPDs on a best-effort basis Thomas Weißschuh
2024-06-27 17:48 ` [PATCH v2 3/4] i2c: smbus: drop warning about muxed segments requirement Thomas Weißschuh
2024-06-27 17:48 ` [PATCH v2 4/4] i2c: piix4: Register SPDs Thomas Weißschuh
2024-06-28 23:09 ` Guenter Roeck [this message]
2024-06-29 7:19 ` Thomas Weißschuh
2024-06-29 14:01 ` Guenter Roeck
2024-06-29 14:09 ` Guenter Roeck
2024-07-04 21:45 ` Andi Shyti
2024-07-04 21:56 ` [PATCH v2 0/4] i2c: smbus cleanups and SPD support for piix4 Andi Shyti
2024-07-05 5:51 ` Thomas Weißschuh
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