diff options
| author | Guenter Roeck <linux@roeck-us.net> | 2024-07-28 15:52:25 -0700 |
|---|---|---|
| committer | Guenter Roeck <linux@roeck-us.net> | 2024-08-27 08:10:23 -0700 |
| commit | 05aa8cbeabc07b07ff7f035e9b848aa008b831ee (patch) | |
| tree | 17d1a03d9f2166020d53c0f42b36d1cddcff9427 | |
| parent | c21eced1157d8b78745332b2585e47eb459d6a40 (diff) | |
hwmon: (lm92) Update documentation
Update datasheet references. Replace misleading 'force parameter needed'
with 'must be instantiated explicitly'. Explain the reason for the missing
auto-detection. Mention all supported chips in Kconfig.
Reviewed-by: Tzung-Bi Shih <tzungbi@kernel.org>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
| -rw-r--r-- | Documentation/hwmon/lm92.rst | 26 | ||||
| -rw-r--r-- | drivers/hwmon/Kconfig | 2 |
2 files changed, 14 insertions, 14 deletions
diff --git a/Documentation/hwmon/lm92.rst b/Documentation/hwmon/lm92.rst index c131b923ed36..d71cdb2af339 100644 --- a/Documentation/hwmon/lm92.rst +++ b/Documentation/hwmon/lm92.rst @@ -3,29 +3,29 @@ Kernel driver lm92 Supported chips: - * National Semiconductor LM92 + * National Semiconductor / Texas Instruments LM92 Prefix: 'lm92' Addresses scanned: I2C 0x48 - 0x4b - Datasheet: http://www.national.com/pf/LM/LM92.html + Datasheet: https://www.ti.com/lit/gpn/LM92 - * National Semiconductor LM76 + * National Semiconductor / Texas Instruments LM76 Prefix: 'lm92' - Addresses scanned: none, force parameter needed + Addresses scanned: none, must be instantiated explicitly - Datasheet: http://www.national.com/pf/LM/LM76.html + Datasheet: https://www.ti.com/lit/gpn/LM76 - * Maxim MAX6633/MAX6634/MAX6635 + * Maxim /Analog Devices MAX6633/MAX6634/MAX6635 Prefix: 'max6635' - Addresses scanned: none, force parameter needed + Addresses scanned: none, must be instantiated explicitly - Datasheet: http://www.maxim-ic.com/quick_view2.cfm/qv_pk/3074 + Datasheet: https://www.analog.com/media/en/technical-documentation/data-sheets/max6633-max6635.pdf Authors: @@ -36,13 +36,13 @@ Authors: Description ----------- -This driver implements support for the National Semiconductor LM92 -temperature sensor. +This driver implements support for the National Semiconductor / Texas +Instruments LM92 temperature sensor. Each LM92 temperature sensor supports a single temperature sensor. There are alarms for high, low, and critical thresholds. There's also an hysteresis to control the thresholds for resetting alarms. -Support was added later for the LM76 and Maxim MAX6633/MAX6634/MAX6635, -which are mostly compatible. They have not all been tested, so you -may need to use the force parameter. +The driver also supports LM76 and Maxim MAX6633/MAX6634/MAX6635, which are +mostly compatible but do not have a vendor ID register and therefore must be +instantiated explicitly. diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig index 437334d10d3b..810c7d907235 100644 --- a/drivers/hwmon/Kconfig +++ b/drivers/hwmon/Kconfig @@ -1514,7 +1514,7 @@ config SENSORS_LM92 select REGMAP_I2C help If you say yes here you get support for National Semiconductor LM92 - and Maxim MAX6635 sensor chips. + and LM76 as well as Maxim MAX6633/6634/6635 sensor chips. This driver can also be built as a module. If so, the module will be called lm92. |