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| author | Guenter Roeck <linux@roeck-us.net> | 2015-03-26 09:26:28 +0300 |
|---|---|---|
| committer | Guenter Roeck <linux@roeck-us.net> | 2015-04-05 16:00:59 +0300 |
| commit | 4ee07157d690b1b824328a473816a371130de6f2 (patch) | |
| tree | 7b8e1ca9bc4a357dfa5f783b48cbd453eb316e1e /Documentation/hwmon | |
| parent | 7f5726c39ad469447545233f41a13d202a233d6b (diff) | |
| download | linux-4ee07157d690b1b824328a473816a371130de6f2.tar.xz | |
hwmon: (it87) Add support for IT8790E
IT8790E is a super-IO chip with three fan tachometers. It is mostly
compatible to IT8728F, but only supports three fan tachometers
instead of five.
Reviewed-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'Documentation/hwmon')
| -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 19fbe775ae10..91e8f011dacf 100644 --- a/Documentation/hwmon/it87 +++ b/Documentation/hwmon/it87 @@ -58,6 +58,10 @@ Supported chips: Prefix: 'it8786' Addresses scanned: from Super I/O config space (8 I/O ports) Datasheet: Not publicly available + * IT8790E + Prefix: 'it8790' + 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) @@ -102,9 +106,10 @@ motherboard models. Description ----------- -This driver implements support for the IT8603E, IT8623E, IT8705F, IT8712F, -IT8716F, IT8718F, IT8720F, IT8721F, IT8726F, IT8728F, IT8758E, IT8771E, -IT8772E, IT8781F, IT8782F, IT8783E/F, IT8786E, and SiS950 chips. +This driver implements support for the IT8603E, IT8623E, IT8705F, +IT8712F, IT8716F, IT8718F, IT8720F, IT8721F, IT8726F, IT8728F, IT8758E, +IT8771E, IT8772E, IT8781F, IT8782F, IT8783E/F, IT8786E, IT8790E, and SiS950 +chips. These chips are 'Super I/O chips', supporting floppy disks, infrared ports, joysticks and other miscellaneous stuff. For hardware monitoring, they @@ -145,6 +150,8 @@ The IT8603E/IT8623E is a custom design, hardware monitoring part is similar to IT8728F. It only supports 16-bit fan mode, the full speed mode of the fan is not supported (value 0 of pwmX_enable). +The IT8790E supports up to 3 fans. 16-bit fan mode is always enabled. + Temperatures are measured in degrees Celsius. An alarm is triggered once when the Overtemperature Shutdown limit is crossed. |