From: Flaviu Nistor <flaviu.nistor@gmail.com>
To: linux-hwmon@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-doc@vger.kernel.org
Cc: Guenter Roeck <linux@roeck-us.net>,
Jonathan Corbet <corbet@lwn.net>,
Shuah Khan <skhan@linuxfoundation.org>,
Flaviu Nistor <flaviu.nistor@gmail.com>
Subject: [PATCH v2] hwmon: tmp102: Add support for TMP110 and TMP113 devices
Date: Wed, 25 Feb 2026 11:51:32 +0200 [thread overview]
Message-ID: <20260225095132.29954-1-flaviu.nistor@gmail.com> (raw)
TMP110 and TMP113 temperature sensors are software compatible
with TMP102 sensor but have different accuracy (maximum error).
Signed-off-by: Flaviu Nistor <flaviu.nistor@gmail.com>
---
Changes in v2:
- Drop the binding change since no ACK from devicetree maintainer.
- Update only the Kconfig and documentation.
- Link to v1: https://lore.kernel.org/all/20250915170819.126668-1-flaviu.nistor@gmail.com/
Documentation/hwmon/tmp102.rst | 21 +++++++++++++++++++++
drivers/hwmon/Kconfig | 4 ++--
2 files changed, 23 insertions(+), 2 deletions(-)
diff --git a/Documentation/hwmon/tmp102.rst b/Documentation/hwmon/tmp102.rst
index b1f585531a88..3c2cb5bab1e9 100644
--- a/Documentation/hwmon/tmp102.rst
+++ b/Documentation/hwmon/tmp102.rst
@@ -11,6 +11,22 @@ Supported chips:
Datasheet: http://focus.ti.com/docs/prod/folders/print/tmp102.html
+ * Texas Instruments TMP110
+
+ Prefix: 'tmp110'
+
+ Addresses scanned: none
+
+ Datasheet: http://focus.ti.com/docs/prod/folders/print/tmp110.html
+
+ * Texas Instruments TMP113
+
+ Prefix: 'tmp113'
+
+ Addresses scanned: none
+
+ Datasheet: http://focus.ti.com/docs/prod/folders/print/tmp113.html
+
Author:
Steven King <sfking@fdwdc.com>
@@ -27,5 +43,10 @@ operating temperature has a minimum of -55 C and a maximum of +150 C.
The TMP102 has a programmable update rate that can select between 8, 4, 1, and
0.5 Hz. (Currently the driver only supports the default of 4 Hz).
+The TMP110 and TMP113 are software compatible with TMP102, but have different
+accuracy (maximum error) specifications. The TMP110 has an accuracy (maximum error)
+of 1.0 degree, TMP113 has an accuracy (maximum error) of 0.3 degree, while TMP102
+has an accuracy (maximum error) of 2.0 degree.
+
The driver provides the common sysfs-interface for temperatures (see
Documentation/hwmon/sysfs-interface.rst under Temperatures).
diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig
index 12763950d11f..3956d385bf05 100644
--- a/drivers/hwmon/Kconfig
+++ b/drivers/hwmon/Kconfig
@@ -2337,8 +2337,8 @@ config SENSORS_TMP102
depends on I2C
select REGMAP_I2C
help
- If you say yes here you get support for Texas Instruments TMP102
- sensor chips.
+ If you say yes here you get support for Texas Instruments TMP102,
+ TMP110 and TMP113 sensor chips.
This driver can also be built as a module. If so, the module
will be called tmp102.
--
2.43.0
next reply other threads:[~2026-02-25 9:51 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-25 9:51 Flaviu Nistor [this message]
2026-03-01 23:52 ` Guenter Roeck
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