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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /Documentation/hwmon/tmp401.rst | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'Documentation/hwmon/tmp401.rst')
-rw-r--r-- | Documentation/hwmon/tmp401.rst | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/Documentation/hwmon/tmp401.rst b/Documentation/hwmon/tmp401.rst new file mode 100644 index 000000000..3aacf3d3b --- /dev/null +++ b/Documentation/hwmon/tmp401.rst @@ -0,0 +1,80 @@ +Kernel driver tmp401 +==================== + +Supported chips: + + * Texas Instruments TMP401 + + Prefix: 'tmp401' + + Addresses scanned: I2C 0x4c + + Datasheet: http://focus.ti.com/docs/prod/folders/print/tmp401.html + + * Texas Instruments TMP411 + + Prefix: 'tmp411' + + Addresses scanned: I2C 0x4c, 0x4d, 0x4e + + Datasheet: http://focus.ti.com/docs/prod/folders/print/tmp411.html + + * Texas Instruments TMP431 + + Prefix: 'tmp431' + + Addresses scanned: I2C 0x4c, 0x4d + + Datasheet: http://focus.ti.com/docs/prod/folders/print/tmp431.html + + * Texas Instruments TMP432 + + Prefix: 'tmp432' + + Addresses scanned: I2C 0x4c, 0x4d + + Datasheet: http://focus.ti.com/docs/prod/folders/print/tmp432.html + + * Texas Instruments TMP435 + + Prefix: 'tmp435' + + Addresses scanned: I2C 0x48 - 0x4f + + Datasheet: http://focus.ti.com/docs/prod/folders/print/tmp435.html + + + +Authors: + + - Hans de Goede <hdegoede@redhat.com> + - Andre Prendel <andre.prendel@gmx.de> + +Description +----------- + +This driver implements support for Texas Instruments TMP401, TMP411, +TMP431, TMP432, and TMP435 chips. These chips implement one or two +remote and one local temperature sensors. Temperature is measured in degrees +Celsius. Resolution of the remote sensor is 0.0625 degree. Local +sensor resolution can be set to 0.5, 0.25, 0.125 or 0.0625 degree (not +supported by the driver so far, so using the default resolution of 0.5 +degree). + +The driver provides the common sysfs-interface for temperatures (see +Documentation/hwmon/sysfs-interface.rst under Temperatures). + +The TMP411 and TMP431 chips are compatible with TMP401. TMP411 provides +some additional features. + +* Minimum and Maximum temperature measured since power-on, chip-reset + + Exported via sysfs attributes tempX_lowest and tempX_highest. + +* Reset of historical minimum/maximum temperature measurements + + Exported via sysfs attribute temp_reset_history. Writing 1 to this + file triggers a reset. + +TMP432 is compatible with TMP401 and TMP431. It supports two external +temperature sensors. |