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Date: Fri, 22 Dec 2023 11:40:36 +0100
From: Wolfram Sang <wsa@kernel.org>
To: Paul Menzel <pmenzel@molgen.mpg.de>
Cc: Jean Delvare <jdelvare@suse.com>, Andi Shyti <andi.shyti@kernel.org>,
	Pali =?utf-8?B?Um9ow6Fy?= <pali@kernel.org>,
	linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/2] i2c: i801: Add =?utf-8?Q?0?=
 =?utf-8?Q?x29_as_I=C2=B2C?= address for lis3lv02d in Dell XPS 15 7590
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Mail-Followup-To: Wolfram Sang <wsa@kernel.org>,
	Paul Menzel <pmenzel@molgen.mpg.de>,
	Jean Delvare <jdelvare@suse.com>,
	Andi Shyti <andi.shyti@kernel.org>,
	Pali =?utf-8?B?Um9ow6Fy?= <pali@kernel.org>,
	linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org
References: <20231220161003.68310-1-pmenzel@molgen.mpg.de>
 <20231220161003.68310-2-pmenzel@molgen.mpg.de>
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On Wed, Dec 20, 2023 at 05:10:02PM +0100, Paul Menzel wrote:
> On the Dell XPS 15 7590/0VYV0G, BIOS 1.24.0 09/11/2023, Linux prints the
> warning below.
>=20
>     i801_smbus 0000:00:1f.4: Accelerometer lis3lv02d is present on SMBus =
but its address is unknown, skipping registration
>=20
> Following the same suggestions by Wolfram Sang as for the Dell Precision
> 3540 [1], the accelerometer can be successfully found on I=C2=B2C bus 2 at
> address 0x29.
>=20
>     $ echo lis3lv02d 0x29 | sudo tee /sys/bus/i2c/devices/i2c-2/new_device
>     lis3lv02d 0x29
>     $ dmesg | tail -5
>     [  549.522876] lis3lv02d_i2c 2-0029: supply Vdd not found, using dumm=
y regulator
>     [  549.522904] lis3lv02d_i2c 2-0029: supply Vdd_IO not found, using d=
ummy regulator
>     [  549.542486] lis3lv02d: 8 bits 3DC sensor found
>     [  549.630022] input: ST LIS3LV02DL Accelerometer as /devices/platfor=
m/lis3lv02d/input/input35
>     [  549.630586] i2c i2c-2: new_device: Instantiated device lis3lv02d a=
t 0x29
>=20
> So, the device has that accelerometer. Add the I=C2=B2C address to the
> mapping list, and test it successfully on the device.
>=20
> [1]: https://lore.kernel.org/linux-i2c/97708c11-ac85-fb62-2c8e-d37739ca82=
6f@molgen.mpg.de/
>=20
> Signed-off-by: Paul Menzel <pmenzel@molgen.mpg.de>

Applied to for-next, thanks!

(fixed I=C2=B2C to I2C in both patches)


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