From: Valek Andrej <andrej.v@skyrain.eu>
Date: Fri, 13 Mar 2026 09:24:13 +0000 (+0100)
Subject: iio: accel: fix ADXL355 temperature signature value
X-Git-Tag: v7.0-rc7~8^2~24^2~4
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=4f51e6c0baae80e52bd013092e82a55678be31fc;p=thirdparty%2Flinux.git

iio: accel: fix ADXL355 temperature signature value

Temperature was wrongly represented as 12-bit signed, confirmed by checking
the datasheet. Even if the temperature is negative, the value in the
register stays unsigned.

Fixes: 12ed27863ea3 iio: accel: Add driver support for ADXL355
Signed-off-by: Valek Andrej <andrej.v@skyrain.eu>
Cc: <Stable@vger.kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
---

diff --git a/drivers/iio/accel/adxl355_core.c b/drivers/iio/accel/adxl355_core.c
index 1c1d64d5cbcb..8f90c58f4100 100644
--- a/drivers/iio/accel/adxl355_core.c
+++ b/drivers/iio/accel/adxl355_core.c
@@ -745,7 +745,7 @@ static const struct iio_chan_spec adxl355_channels[] = {
 				      BIT(IIO_CHAN_INFO_OFFSET),
 		.scan_index = 3,
 		.scan_type = {
-			.sign = 's',
+			.sign = 'u',
 			.realbits = 12,
 			.storagebits = 16,
 			.endianness = IIO_BE,