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author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-01-16 15:07:46 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-01-16 15:07:46 -0800 |
commit | adfeb6e9f46ded31b46fe406ad0dd6a9b4e0f7fe (patch) | |
tree | 244eeecd2f0ecce8b84ab1301824168f1651d632 /Documentation/hwmon/it87 | |
parent | 97740400bc76b64781d01f8cdfbcf750582006ef (diff) | |
parent | 5f8b1f877e0212bfde8cb950725391f4a50c9396 (diff) | |
download | op-kernel-dev-adfeb6e9f46ded31b46fe406ad0dd6a9b4e0f7fe.zip op-kernel-dev-adfeb6e9f46ded31b46fe406ad0dd6a9b4e0f7fe.tar.gz |
Merge branch 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging
* 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging:
hwmon: (sysfs-interface) Update tempX_type attribute to be more generic
hwmon: (adm1031) Fix coding style issues
hwmon: (it87) Add IT8728F support
hwmon: (coretemp) Add missing section annotations
hwmon: (lm90) Add range check to set_update_interval
hwmon: (lm63) Support extended lookup table of LM96163
hwmon: (lm63) Expose automatic fan speed control lookup table
hwmon: (lm63) Fix incorrect comment about I2C address
hwmon: (lm63) LM64 has a dedicated pin for tachometer
hwmon: (lm63) Add sensor type attribute for external sensor on LM96163
hwmon: (lm63) Add support for update_interval sysfs attribute
hwmon: (lm63) Add support for writing the external critical temperature
hwmon: (lm63) Add support for unsigned upper temperature limits
hwmon: (lm63) Add support for LM96163
hwmon: (lm63) Add support for external temperature offset register
hwmon: (lm63) Fix checkpatch errors
hwmon: (max1111) Change sysfs interface to in[0-3]_input in millivolts
Diffstat (limited to 'Documentation/hwmon/it87')
-rw-r--r-- | Documentation/hwmon/it87 | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/Documentation/hwmon/it87 b/Documentation/hwmon/it87 index 6f496a5..23b7def 100644 --- a/Documentation/hwmon/it87 +++ b/Documentation/hwmon/it87 @@ -26,6 +26,10 @@ Supported chips: Prefix: 'it8721' Addresses scanned: from Super I/O config space (8 I/O ports) Datasheet: Not publicly available + * IT8728F + Prefix: 'it8728' + Addresses scanned: from Super I/O config space (8 I/O ports) + Datasheet: Not publicly available * SiS950 [clone of IT8705F] Prefix: 'it87' Addresses scanned: from Super I/O config space (8 I/O ports) @@ -71,7 +75,7 @@ Description ----------- This driver implements support for the IT8705F, IT8712F, IT8716F, -IT8718F, IT8720F, IT8721F, IT8726F, IT8758E and SiS950 chips. +IT8718F, IT8720F, IT8721F, IT8726F, IT8728F, IT8758E and SiS950 chips. These chips are 'Super I/O chips', supporting floppy disks, infrared ports, joysticks and other miscellaneous stuff. For hardware monitoring, they @@ -105,6 +109,9 @@ The IT8726F is just bit enhanced IT8716F with additional hardware for AMD power sequencing. Therefore the chip will appear as IT8716F to userspace applications. +The IT8728F is considered compatible with the IT8721F, until a datasheet +becomes available (hopefully.) + Temperatures are measured in degrees Celsius. An alarm is triggered once when the Overtemperature Shutdown limit is crossed. @@ -121,8 +128,8 @@ alarm is triggered if the voltage has crossed a programmable minimum or maximum limit. Note that minimum in this case always means 'closest to zero'; this is important for negative voltage measurements. All voltage inputs can measure voltages between 0 and 4.08 volts, with a resolution of -0.016 volt (except IT8721F/IT8758E: 0.012 volt.) The battery voltage in8 does -not have limit registers. +0.016 volt (except IT8721F/IT8758E and IT8728F: 0.012 volt.) The battery +voltage in8 does not have limit registers. On the IT8721F/IT8758E, some voltage inputs are internal and scaled inside the chip (in7, in8 and optionally in3). The driver handles this transparently |