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Diffstat (limited to 'Documentation/hwmon/smsc47m1')
| -rw-r--r-- | Documentation/hwmon/smsc47m1 | 33 |
1 files changed, 22 insertions, 11 deletions
diff --git a/Documentation/hwmon/smsc47m1 b/Documentation/hwmon/smsc47m1 index 34e6478c142..10a24b42068 100644 --- a/Documentation/hwmon/smsc47m1 +++ b/Documentation/hwmon/smsc47m1 @@ -2,23 +2,30 @@ Kernel driver smsc47m1 ====================== Supported chips: - * SMSC LPC47B27x, LPC47M10x, LPC47M13x, LPC47M14x, LPC47M15x and LPC47M192 + * SMSC LPC47B27x, LPC47M112, LPC47M10x, LPC47M13x, LPC47M14x, + LPC47M15x and LPC47M192 Addresses scanned: none, address read from Super I/O config space Prefix: 'smsc47m1' Datasheets: - http://www.smsc.com/main/datasheets/47b27x.pdf - http://www.smsc.com/main/datasheets/47m10x.pdf - http://www.smsc.com/main/tools/discontinued/47m13x.pdf - http://www.smsc.com/main/datasheets/47m14x.pdf - http://www.smsc.com/main/tools/discontinued/47m15x.pdf - http://www.smsc.com/main/datasheets/47m192.pdf + http://www.smsc.com/media/Downloads_Public/Data_Sheets/47b272.pdf + http://www.smsc.com/media/Downloads_Public/Data_Sheets/47m10x.pdf + http://www.smsc.com/media/Downloads_Public/Data_Sheets/47m112.pdf + http://www.smsc.com/ + * SMSC LPC47M292 + Addresses scanned: none, address read from Super I/O config space + Prefix: 'smsc47m2' + Datasheet: Not public + * SMSC LPC47M997 + Addresses scanned: none, address read from Super I/O config space + Prefix: 'smsc47m1' + Datasheet: none Authors: Mark D. Studebaker <mdsxyz123@yahoo.com>, With assistance from Bruce Allen <ballen@uwm.edu>, and his fan.c program: http://www.lsc-group.phys.uwm.edu/%7Eballen/driver/ Gabriele Gorla <gorlik@yahoo.com>, - Jean Delvare <khali@linux-fr.org> + Jean Delvare <jdelvare@suse.de> Description ----------- @@ -26,9 +33,13 @@ Description The Standard Microsystems Corporation (SMSC) 47M1xx Super I/O chips contain monitoring and PWM control circuitry for two fans. -The 47M15x and 47M192 chips contain a full 'hardware monitoring block' -in addition to the fan monitoring and control. The hardware monitoring -block is not supported by the driver. +The LPC47M15x, LPC47M192 and LPC47M292 chips contain a full 'hardware +monitoring block' in addition to the fan monitoring and control. The +hardware monitoring block is not supported by this driver, use the +smsc47m192 driver for that. + +No documentation is available for the 47M997, but it has the same device +ID as the 47M15x and 47M192 chips and seems to be compatible. Fan rotation speeds are reported in RPM (rotations per minute). An alarm is triggered if the rotation speed has dropped below a programmable limit. Fan |