diff options
Diffstat (limited to 'Documentation/hwmon')
| -rw-r--r-- | Documentation/hwmon/ds1621 | 8 | ||||
| -rw-r--r-- | Documentation/hwmon/hwmon-kernel-api.txt | 4 | ||||
| -rw-r--r-- | Documentation/hwmon/lm70 | 8 | ||||
| -rw-r--r-- | Documentation/hwmon/sht21 | 5 | ||||
| -rw-r--r-- | Documentation/hwmon/sysfs-interface | 5 |
5 files changed, 20 insertions, 10 deletions
diff --git a/Documentation/hwmon/ds1621 b/Documentation/hwmon/ds1621 index f775e612f582..fa3407997795 100644 --- a/Documentation/hwmon/ds1621 +++ b/Documentation/hwmon/ds1621 @@ -117,10 +117,10 @@ support, which is achieved via the R0 and R1 config register bits, where: R0..R1 ------ - 0 0 => 9 bits, 0.5 degrees Celcius - 1 0 => 10 bits, 0.25 degrees Celcius - 0 1 => 11 bits, 0.125 degrees Celcius - 1 1 => 12 bits, 0.0625 degrees Celcius + 0 0 => 9 bits, 0.5 degrees Celsius + 1 0 => 10 bits, 0.25 degrees Celsius + 0 1 => 11 bits, 0.125 degrees Celsius + 1 1 => 12 bits, 0.0625 degrees Celsius Note: At initial device power-on, the default resolution is set to 12-bits. diff --git a/Documentation/hwmon/hwmon-kernel-api.txt b/Documentation/hwmon/hwmon-kernel-api.txt index 2505ae67e2b6..53a806696c64 100644 --- a/Documentation/hwmon/hwmon-kernel-api.txt +++ b/Documentation/hwmon/hwmon-kernel-api.txt @@ -89,6 +89,10 @@ the call to devm_hwmon_device_register_with_groups or hwmon_device_register_with_info and if the automatic (device managed) removal would be too late. +All supported hwmon device registration functions only accept valid device +names. Device names including invalid characters (whitespace, '*', or '-') +will be rejected. The 'name' parameter is mandatory. + Using devm_hwmon_device_register_with_info() -------------------------------------------- diff --git a/Documentation/hwmon/lm70 b/Documentation/hwmon/lm70 index 1bb2db440671..c3a1f2ea017d 100644 --- a/Documentation/hwmon/lm70 +++ b/Documentation/hwmon/lm70 @@ -6,6 +6,8 @@ Supported chips: Datasheet: http://www.national.com/pf/LM/LM70.html * Texas Instruments TMP121/TMP123 Information: http://focus.ti.com/docs/prod/folders/print/tmp121.html + * Texas Instruments TMP122/TMP124 + Information: http://www.ti.com/product/tmp122 * National Semiconductor LM71 Datasheet: http://www.ti.com/product/LM71 * National Semiconductor LM74 @@ -35,8 +37,10 @@ As a real (in-tree) example of this "SPI protocol driver" interfacing with a "SPI master controller driver", see drivers/spi/spi_lm70llp.c and its associated documentation. -The LM74 and TMP121/TMP123 are very similar; main difference is 13-bit -temperature data (0.0625 degrees celsius resolution). +The LM74 and TMP121/TMP122/TMP123/TMP124 are very similar; main difference is +13-bit temperature data (0.0625 degrees celsius resolution). + +The TMP122/TMP124 also feature configurable temperature thresholds. The LM71 is also very similar; main difference is 14-bit temperature data (0.03125 degrees celsius resolution). diff --git a/Documentation/hwmon/sht21 b/Documentation/hwmon/sht21 index db17fda45c3e..47f4765db256 100644 --- a/Documentation/hwmon/sht21 +++ b/Documentation/hwmon/sht21 @@ -35,6 +35,7 @@ sysfs-Interface temp1_input - temperature input humidity1_input - humidity input +eic - Electronic Identification Code Notes ----- @@ -45,5 +46,5 @@ humidity and 66 ms for temperature. To keep self heating below 0.1 degree Celsius, the device should not be active for more than 10% of the time, e.g. maximum two measurements per second at the given resolution. -Different resolutions, the on-chip heater, using the CRC checksum and reading -the serial number are not supported yet. +Different resolutions, the on-chip heater, and using the CRC checksum +are not supported yet. diff --git a/Documentation/hwmon/sysfs-interface b/Documentation/hwmon/sysfs-interface index 2cc95ad46604..fc337c317c67 100644 --- a/Documentation/hwmon/sysfs-interface +++ b/Documentation/hwmon/sysfs-interface @@ -86,8 +86,9 @@ given driver if the chip has the feature. name The chip name. This should be a short, lowercase string, not containing - spaces nor dashes, representing the chip name. This is - the only mandatory attribute. + whitespace, dashes, or the wildcard character '*'. + This attribute represents the chip name. It is the only + mandatory attribute. I2C devices get this attribute created automatically. RO |