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patch "iio: light: veml6030: fix ALS sensor resolution" added to char-misc-linus

PATCH [email protected] 1 participant 1 message Oct 13, 2024

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This is a note to let you know that I've just added the patch titled

iio: light: veml6030: fix ALS sensor resolution

to my char-misc git tree which can be found at
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc.git
in the char-misc-linus branch.

The patch will show up in the next release of the linux-next tree (usually sometime within the next 24 hours during the week.)

The patch will hopefully also be merged in Linus's tree for the next -rc kernel release.

If you have any questions about this process, please let me know.

From c9e9746f275c45108f2b0633a4855d65d9ae0736 Mon Sep 17 00:00:00 2001
From: Javier Carrasco <[email protected]>
Date: Mon, 23 Sep 2024 00:17:49 +0200
Subject: iio: light: veml6030: fix ALS sensor resolution

The driver still uses the sensor resolution provided in the datasheet until Rev. 1.6, 28-Apr-2022, which was updated with Rev 1.7, 28-Nov-2023. The original ambient light resolution has been updated from 0.0036 lx/ct to 0.0042 lx/ct, which is the value that can be found in the current device datasheet.

Update the default resolution for IT = 100 ms and GAIN = 1/8 from the original 4608 mlux/cnt to the current value from the "Resolution and maximum detection range" table (Application Note 84367, page 5), 5376 mlux/cnt.

Fixes 7b779f573c48 ("iio: light: add driver for veml6030 ambient light sensor")
---
 drivers/iio/light/veml6030.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
drivers/iio/light/veml6030.c +1 -1
index df2ba3078b91..9630de1c578e 100644
@@ -779,7 +779,7 @@ static int veml6030_hw_init(struct iio_dev *indio_dev)
 
 	/* Cache currently active measurement parameters */
 	data->cur_gain = 3;
-	data->cur_resolution = 4608;
+	data->cur_resolution = 5376;
 	data->cur_integration_time = 3;
 
 	return ret;
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2.47.0