From: Wolfram Sang <wsa@the-dreams.de>
To: "Pali Rohár" <pali.rohar@gmail.com>
Cc: "Jean Delvare" <jdelvare@suse.com>,
"Michał Kępień" <kernel@kempniu.pl>,
"Steven Honeyman" <stevenhoneyman@gmail.com>,
Valdis.Kletnieks@vt.edu,
"Jochen Eisinger" <jochen@penguin-breeder.org>,
"Gabriele Mazzotta" <gabriele.mzt@gmail.com>,
"Andy Lutomirski" <luto@kernel.org>,
Mario_Limonciello@dell.com, "Alex Hung" <alex.hung@canonical.com>,
"Takashi Iwai" <tiwai@suse.de>,
linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org,
platform-driver-x86@vger.kernel.org
Subject: Re: [PATCH v5] i2c: i801: Register optional lis3lv02d I2C device on Dell machines
Date: Sat, 8 Jun 2019 00:15:58 +0200 [thread overview]
Message-ID: <20190607221558.GB869@kunai> (raw)
In-Reply-To: <20190606181845.14091-1-pali.rohar@gmail.com>
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On Thu, Jun 06, 2019 at 08:18:45PM +0200, Pali Rohár wrote:
> Dell platform team told us that some (DMI whitelisted) Dell Latitude
> machines have ST microelectronics accelerometer at I2C address 0x29.
>
> Presence of that ST microelectronics accelerometer is verified by existence
> of SMO88xx ACPI device which represent that accelerometer. Unfortunately
> ACPI device does not specify I2C address.
>
> This patch registers lis3lv02d device for selected Dell Latitude machines
> at I2C address 0x29 after detection. And for Dell Vostro V131 machine at
> I2C address 0x1d which was manually detected.
>
> Finally commit a7ae81952cda ("i2c: i801: Allow ACPI SystemIO OpRegion to
> conflict with PCI BAR") allowed to use i2c-i801 driver on Dell machines so
> lis3lv02d correctly initialize accelerometer.
>
> Tested on Dell Latitude E6440.
>
> Signed-off-by: Pali Rohár <pali.rohar@gmail.com>
>
Applied to for-next, thanks for keeping at it!
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prev parent reply other threads:[~2019-06-07 22:16 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-06 18:18 [PATCH v5] i2c: i801: Register optional lis3lv02d I2C device on Dell machines Pali Rohár
2019-06-07 14:16 ` Jean Delvare
2019-06-07 22:15 ` Wolfram Sang [this message]
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