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Tue, 12 Mar 2024 20:32:38 +0100 From: =?utf-8?q?Patrick_H=C3=B6hn?= To: Jean Delvare , Andi Shyti Cc: =?utf-8?q?Pali_Roh=C3=A1r?= , Paul Menzel , =?utf-8?q?Patrick_H=C3=B6hn?= , linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v3] i2c: i801: Add lis3lv02d for Dell Precision M6800 Date: Tue, 12 Mar 2024 20:31:31 +0100 Message-ID: <20240312193132.26518-1-hoehnp@gmx.de> X-Mailer: git-send-email 2.43.2 Precedence: bulk X-Mailing-List: linux-i2c@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Provags-ID: V03:K1:wHut0w3UEgHaJn/ZKEMFpHb+Bff1z1Ll8Kr9oVZmLoj1RqcDPDh jqC6OmCgDJ/uu7HMN4xqIx31kjDnFMh9WoPWfSwC8z0rv9nUYAVhA17x06HCT/EYaavqXLf d8qivBLJ5U94WvDtM//vFSwdgGMT0lYN6tDZ2sYApBoxZOcFwkocJIZcq2aIPXqEfqT/Lhm EMvcDci1kAcYXRvgCCx/A== X-Spam-Flag: NO UI-OutboundReport: notjunk:1;M01:P0:Nj5kLxCHHaM=;DaBy0diapkw+edhrKBHaZeNj8o7 3Bu2sWDwpHXG2CjMVgm0klacyj9N9tUR/48KZrUBoGc/YdWYzFvyR4K9uKWmvF72OqlVI9SJq 1CUtQ6tUXZI+RJzcrvyNkD7FPleddJEn75Q6jzR5OXp7/1TUbZglhJQRLt6fO6E8i6BuAUJ5K In7tQyB5ta1bSAX0ULhs1E8Gvz7pLeBFdJptXIVX4jpeuLHnHUCANy4Pg9kbIs6Ont7yO3PX/ tqTXqw1ClpQCPlWvgftL4hj/vhlQNyw3xzoSTG2M0eB+SzZkdnqhNUv+/7Almr7NffI3Of1zs WL0B3BdBS5Q0hXN02PVyX4wFsH9sN8dPRbQR6pP1qjQEI6rnXCf5kI4Cr/o4XdtJycTwH3A9G RWhzRW57Z28ZahFtm/wf6qJnYV7wqP++ahl7Nwr73lWNfbX+WG/WZLDrf6ZTSJo9ZJ7ivkmIv unsg8nsLBv6ZSXrfoLRc8SAj8iOeU/ahi0xJSL8K/Zy7MJ0o8voFLZVP10/B+j+OSiUAPeGpZ omeW2BJjtzS9zPTUBhLutx/n1BrfH/7tYFowuPhURVzhhSVLfm43H7G3njiX4zyZUCZTgNNjv QKFjat+ETUvFQnuJaIBFXx7e8VSjZtOTK+7cbCLfO65JcjBjqCm7SQ/1uLsJYrw2GFv70sRLi 6FwIUyNKrf/SSTQxZbjv/74lpr2z0gXxalbuz7tkCz3jwXhWKJM5PkVySdRQcaK+EE1IkZ1mq PtZD4Yw/s1UHKoz156vqwLt7qUkAuF93nrlPtUr3HYH30q1QYA2Byyvd9aFH5/XzU216Li0Mw aZfKepXyLrEQCjc8D/FOdjcIxS4NfNp62Vgh7G7N09qTo= On the Dell Precision M6800/OXD1M5, BIOS A26 06/13/2029, Linux prints the warning below. i801_smbus 0000:00:1f.4: Accelerometer lis3lv02d is present on SMBus but its address is unknown, skipping registration Following the same suggestions by Wolfram Sang as for the Dell Precision 3540 [1], the accelerometer can be successfully found on I2C bus 0 at address 0x29. $ echo lis3lv02d 0x29 | sudo tee /sys/bus/i2c/devices/i2c-0/new_device lis3lv02d 0x29 $ dmesg | tail -5 [1185.385204] lis3lv02d_i2c 0-0029: supply Vdd not found, using dummy regulator [1185.385235] lis3lv02d_i2c 0-0029: supply Vdd_IO not found, using dummy regulator [1185.399689] lis3lv02d: 8 bits 3DC sensor found [1185.449391] input: ST LIS3LV02DL Accelerometer as /devices/platform/lis3lv02d/input/input371 [1185.449577] i2c i2c-0: new_device: Instantiated device lis3lv02d at 0x29 So, the device has that accelerometer. Add the I2C address to the mapping list, and test it successfully on the device. [1]: https://lore.kernel.org/linux-i2c/97708c11-ac85-fb62-2c8e-d37739ca826f@molgen.mpg.de/ Signed-off-by: Patrick Höhn --- drivers/i2c/busses/i2c-i801.c | 1 + 1 file changed, 1 insertion(+) -- 2.43.2 diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c index 2c36b36d7d51..c1fee2c61da1 100644 --- a/drivers/i2c/busses/i2c-i801.c +++ b/drivers/i2c/busses/i2c-i801.c @@ -1231,6 +1231,7 @@ static const struct { */ { "Latitude 5480", 0x29 }, { "Precision 3540", 0x29 }, + { "Precision M6800", 0x29 }, { "Vostro V131", 0x1d }, { "Vostro 5568", 0x29 }, { "XPS 15 7590", 0x29 },