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author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-25 16:52:50 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-25 16:52:50 -0700 |
commit | 0c63e38a129e7b1f625c6112439a4efc87b1635c (patch) | |
tree | bde880587c6a1da9eee2d44d3036b56e0d557f07 /Documentation | |
parent | 0798b1dbfbd9ff2a370c5968c5f0621ef0075fe0 (diff) | |
parent | b0b349a85d3df00a40a8bd398e4a151fd8e91bbe (diff) | |
download | lwn-0c63e38a129e7b1f625c6112439a4efc87b1635c.tar.gz lwn-0c63e38a129e7b1f625c6112439a4efc87b1635c.zip |
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: New driver for the SMSC EMC6W201
hwmon: (abituguru) Depend on DMI
hwmon: (it87) Use request_muxed_region
hwmon: (sch5627) Trigger Vbat measurements
hwmon: (sch5627) Add sch5627_send_cmd function
i8k: Integrate with the hwmon subsystem
hwmon: (max6650) Properly support the MAX6650
hwmon: (max6650) Drop device detection
Move ACPI power meter driver to hwmon
hwmon: (f71882fg) Add support for F71808A
hwmon: (f71882fg) Split has_beep in fan_has_beep and temp_has_beep
hwmon: (asc7621) Drop duplicate dependency
hwmon: (jc42) Change detection class
hwmon: Add driver for AMD family 15h processor power information
hwmon: (k10temp) Add support for Fam15h (Bulldozer)
hwmon: Use helper functions to set and get driver data
i8k: Avoid lahf in 64-bit code
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/hwmon/emc6w201 | 42 | ||||
-rw-r--r-- | Documentation/hwmon/f71882fg | 4 | ||||
-rw-r--r-- | Documentation/hwmon/fam15h_power | 37 | ||||
-rw-r--r-- | Documentation/hwmon/k10temp | 3 | ||||
-rw-r--r-- | Documentation/hwmon/max6650 | 21 |
5 files changed, 101 insertions, 6 deletions
diff --git a/Documentation/hwmon/emc6w201 b/Documentation/hwmon/emc6w201 new file mode 100644 index 000000000000..32f355aaf56b --- /dev/null +++ b/Documentation/hwmon/emc6w201 @@ -0,0 +1,42 @@ +Kernel driver emc6w201 +====================== + +Supported chips: + * SMSC EMC6W201 + Prefix: 'emc6w201' + Addresses scanned: I2C 0x2c, 0x2d, 0x2e + Datasheet: Not public + +Author: Jean Delvare <khali@linux-fr.org> + + +Description +----------- + +From the datasheet: + +"The EMC6W201 is an environmental monitoring device with automatic fan +control capability and enhanced system acoustics for noise suppression. +This ACPI compliant device provides hardware monitoring for up to six +voltages (including its own VCC) and five external thermal sensors, +measures the speed of up to five fans, and controls the speed of +multiple DC fans using three Pulse Width Modulator (PWM) outputs. Note +that it is possible to control more than three fans by connecting two +fans to one PWM output. The EMC6W201 will be available in a 36-pin +QFN package." + +The device is functionally close to the EMC6D100 series, but is +register-incompatible. + +The driver currently only supports the monitoring of the voltages, +temperatures and fan speeds. Limits can be changed. Alarms are not +supported, and neither is fan speed control. + + +Known Systems With EMC6W201 +--------------------------- + +The EMC6W201 is a rare device, only found on a few systems, made in +2005 and 2006. Known systems with this device: +* Dell Precision 670 workstation +* Gigabyte 2CEWH mainboard diff --git a/Documentation/hwmon/f71882fg b/Documentation/hwmon/f71882fg index df02245d1419..84d2623810f3 100644 --- a/Documentation/hwmon/f71882fg +++ b/Documentation/hwmon/f71882fg @@ -6,6 +6,10 @@ Supported chips: Prefix: 'f71808e' Addresses scanned: none, address read from Super I/O config space Datasheet: Not public + * Fintek F71808A + Prefix: 'f71808a' + Addresses scanned: none, address read from Super I/O config space + Datasheet: Not public * Fintek F71858FG Prefix: 'f71858fg' Addresses scanned: none, address read from Super I/O config space diff --git a/Documentation/hwmon/fam15h_power b/Documentation/hwmon/fam15h_power new file mode 100644 index 000000000000..a92918e0bd69 --- /dev/null +++ b/Documentation/hwmon/fam15h_power @@ -0,0 +1,37 @@ +Kernel driver fam15h_power +========================== + +Supported chips: +* AMD Family 15h Processors + + Prefix: 'fam15h_power' + Addresses scanned: PCI space + Datasheets: + BIOS and Kernel Developer's Guide (BKDG) For AMD Family 15h Processors + (not yet published) + +Author: Andreas Herrmann <andreas.herrmann3@amd.com> + +Description +----------- + +This driver permits reading of registers providing power information +of AMD Family 15h processors. + +For AMD Family 15h processors the following power values can be +calculated using different processor northbridge function registers: + +* BasePwrWatts: Specifies in watts the maximum amount of power + consumed by the processor for NB and logic external to the core. +* ProcessorPwrWatts: Specifies in watts the maximum amount of power + the processor can support. +* CurrPwrWatts: Specifies in watts the current amount of power being + consumed by the processor. + +This driver provides ProcessorPwrWatts and CurrPwrWatts: +* power1_crit (ProcessorPwrWatts) +* power1_input (CurrPwrWatts) + +On multi-node processors the calculated value is for the entire +package and not for a single node. Thus the driver creates sysfs +attributes only for internal node0 of a multi-node processor. diff --git a/Documentation/hwmon/k10temp b/Documentation/hwmon/k10temp index d2b56a4fd1f5..0393c89277c0 100644 --- a/Documentation/hwmon/k10temp +++ b/Documentation/hwmon/k10temp @@ -11,6 +11,7 @@ Supported chips: Socket S1G2: Athlon (X2), Sempron (X2), Turion X2 (Ultra) * AMD Family 12h processors: "Llano" * AMD Family 14h processors: "Brazos" (C/E/G-Series) +* AMD Family 15h processors: "Bulldozer" Prefix: 'k10temp' Addresses scanned: PCI space @@ -40,7 +41,7 @@ Description ----------- This driver permits reading of the internal temperature sensor of AMD -Family 10h/11h/12h/14h processors. +Family 10h/11h/12h/14h/15h processors. All these processors have a sensor, but on those for Socket F or AM2+, the sensor may return inconsistent values (erratum 319). The driver diff --git a/Documentation/hwmon/max6650 b/Documentation/hwmon/max6650 index c565650fcfc6..58d9644a2bde 100644 --- a/Documentation/hwmon/max6650 +++ b/Documentation/hwmon/max6650 @@ -2,9 +2,13 @@ Kernel driver max6650 ===================== Supported chips: - * Maxim 6650 / 6651 + * Maxim MAX6650 Prefix: 'max6650' - Addresses scanned: I2C 0x1b, 0x1f, 0x48, 0x4b + Addresses scanned: none + Datasheet: http://pdfserv.maxim-ic.com/en/ds/MAX6650-MAX6651.pdf + * Maxim MAX6651 + Prefix: 'max6651' + Addresses scanned: none Datasheet: http://pdfserv.maxim-ic.com/en/ds/MAX6650-MAX6651.pdf Authors: @@ -15,10 +19,10 @@ Authors: Description ----------- -This driver implements support for the Maxim 6650/6651 +This driver implements support for the Maxim MAX6650 and MAX6651. -The 2 devices are very similar, but the Maxim 6550 has a reduced feature -set, e.g. only one fan-input, instead of 4 for the 6651. +The 2 devices are very similar, but the MAX6550 has a reduced feature +set, e.g. only one fan-input, instead of 4 for the MAX6651. The driver is not able to distinguish between the 2 devices. @@ -36,6 +40,13 @@ fan1_div rw sets the speed range the inputs can handle. Legal values are 1, 2, 4, and 8. Use lower values for faster fans. +Usage notes +----------- + +This driver does not auto-detect devices. You will have to instantiate the +devices explicitly. Please see Documentation/i2c/instantiating-devices for +details. + Module parameters ----------------- |