diff options
Diffstat (limited to 'Documentation/hwmon')
| -rw-r--r-- | Documentation/hwmon/adm1275 | 40 | ||||
| -rw-r--r-- | Documentation/hwmon/fam15h_power | 10 | ||||
| -rw-r--r-- | Documentation/hwmon/it87 | 35 | ||||
| -rw-r--r-- | Documentation/hwmon/ltc2978 | 132 | ||||
| -rw-r--r-- | Documentation/hwmon/max20751 | 77 | ||||
| -rw-r--r-- | Documentation/hwmon/nct6775 | 4 | ||||
| -rw-r--r-- | Documentation/hwmon/nct7802 | 3 | ||||
| -rw-r--r-- | Documentation/hwmon/pmbus | 8 |
8 files changed, 232 insertions, 77 deletions
diff --git a/Documentation/hwmon/adm1275 b/Documentation/hwmon/adm1275 index 15b4a20d5..d697229e3 100644 --- a/Documentation/hwmon/adm1275 +++ b/Documentation/hwmon/adm1275 @@ -14,6 +14,10 @@ Supported chips: Prefix: 'adm1276' Addresses scanned: - Datasheet: www.analog.com/static/imported-files/data_sheets/ADM1276.pdf + * Analog Devices ADM1293/ADM1294 + Prefix: 'adm1293', 'adm1294' + Addresses scanned: - + Datasheet: http://www.analog.com/media/en/technical-documentation/data-sheets/ADM1293_1294.pdf Author: Guenter Roeck <linux@roeck-us.net> @@ -22,12 +26,12 @@ Description ----------- This driver supports hardware montoring for Analog Devices ADM1075, ADM1275, -and ADM1276 Hot-Swap Controller and Digital Power Monitor. +ADM1276, ADM1293, and ADM1294 Hot-Swap Controller and Digital Power Monitors. -ADM1075, ADM1275, and ADM1276 are hot-swap controllers that allow a circuit -board to be removed from or inserted into a live backplane. They also feature -current and voltage readback via an integrated 12-bit analog-to-digital -converter (ADC), accessed using a PMBus interface. +ADM1075, ADM1275, ADM1276, ADM1293, and ADM1294 are hot-swap controllers that +allow a circuit board to be removed from or inserted into a live backplane. +They also feature current and voltage readback via an integrated 12 +bit analog-to-digital converter (ADC), accessed using a PMBus interface. The driver is a client driver to the core PMBus driver. Please see Documentation/hwmon/pmbus for details on PMBus client drivers. @@ -58,16 +62,16 @@ Sysfs entries The following attributes are supported. Limits are read-write, history reset attributes are write-only, all other attributes are read-only. -in1_label "vin1" or "vout1" depending on chip variant and - configuration. On ADM1075, vout1 reports the voltage on - the VAUX pin. -in1_input Measured voltage. -in1_min Minimum Voltage. -in1_max Maximum voltage. -in1_min_alarm Voltage low alarm. -in1_max_alarm Voltage high alarm. -in1_highest Historical maximum voltage. -in1_reset_history Write any value to reset history. +inX_label "vin1" or "vout1" depending on chip variant and + configuration. On ADM1075, ADM1293, and ADM1294, + vout1 reports the voltage on the VAUX pin. +inX_input Measured voltage. +inX_min Minimum Voltage. +inX_max Maximum voltage. +inX_min_alarm Voltage low alarm. +inX_max_alarm Voltage high alarm. +inX_highest Historical maximum voltage. +inX_reset_history Write any value to reset history. curr1_label "iout1" curr1_input Measured current. @@ -86,7 +90,9 @@ curr1_reset_history Write any value to reset history. power1_label "pin1" power1_input Input power. +power1_input_lowest Lowest observed input power. ADM1293 and ADM1294 only. +power1_input_highest Highest observed input power. power1_reset_history Write any value to reset history. - Power attributes are supported on ADM1075 and ADM1276 - only. + Power attributes are supported on ADM1075, ADM1276, + ADM1293, and ADM1294. diff --git a/Documentation/hwmon/fam15h_power b/Documentation/hwmon/fam15h_power index 80654813d..e2b1b69ee 100644 --- a/Documentation/hwmon/fam15h_power +++ b/Documentation/hwmon/fam15h_power @@ -3,12 +3,13 @@ Kernel driver fam15h_power Supported chips: * AMD Family 15h Processors +* AMD Family 16h Processors Prefix: 'fam15h_power' Addresses scanned: PCI space Datasheets: BIOS and Kernel Developer's Guide (BKDG) For AMD Family 15h Processors - (not yet published) + BIOS and Kernel Developer's Guide (BKDG) For AMD Family 16h Processors Author: Andreas Herrmann <herrmann.der.user@googlemail.com> @@ -16,10 +17,11 @@ Description ----------- This driver permits reading of registers providing power information -of AMD Family 15h processors. +of AMD Family 15h and 16h processors. -For AMD Family 15h processors the following power values can be -calculated using different processor northbridge function registers: +For AMD Family 15h and 16h 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. diff --git a/Documentation/hwmon/it87 b/Documentation/hwmon/it87 index e87294878..733296d65 100644 --- a/Documentation/hwmon/it87 +++ b/Documentation/hwmon/it87 @@ -38,6 +38,10 @@ Supported chips: Prefix: 'it8728' Addresses scanned: from Super I/O config space (8 I/O ports) Datasheet: Not publicly available + * IT8732F + Prefix: 'it8732' + Addresses scanned: from Super I/O config space (8 I/O ports) + Datasheet: Not publicly available * IT8771E Prefix: 'it8771' Addresses scanned: from Super I/O config space (8 I/O ports) @@ -111,9 +115,9 @@ Description ----------- This driver implements support for the IT8603E, IT8620E, IT8623E, IT8705F, -IT8712F, IT8716F, IT8718F, IT8720F, IT8721F, IT8726F, IT8728F, IT8758E, -IT8771E, IT8772E, IT8781F, IT8782F, IT8783E/F, IT8786E, IT8790E, and SiS950 -chips. +IT8712F, IT8716F, IT8718F, IT8720F, IT8721F, IT8726F, IT8728F, IT8732F, +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 @@ -137,10 +141,10 @@ The IT8716F, IT8718F, IT8720F, IT8721F/IT8758E and later IT8712F revisions have support for 2 additional fans. The additional fans are supported by the driver. -The IT8716F, IT8718F, IT8720F, IT8721F/IT8758E, IT8781F, IT8782F, IT8783E/F, -and late IT8712F and IT8705F also have optional 16-bit tachometer counters -for fans 1 to 3. This is better (no more fan clock divider mess) but not -compatible with the older chips and revisions. The 16-bit tachometer mode +The IT8716F, IT8718F, IT8720F, IT8721F/IT8758E, IT8732F, IT8781F, IT8782F, +IT8783E/F, and late IT8712F and IT8705F also have optional 16-bit tachometer +counters for fans 1 to 3. This is better (no more fan clock divider mess) but +not compatible with the older chips and revisions. The 16-bit tachometer mode is enabled by the driver when one of the above chips is detected. The IT8726F is just bit enhanced IT8716F with additional hardware @@ -159,6 +163,9 @@ IT8728F. It only supports 16-bit fan mode. The IT8790E supports up to 3 fans. 16-bit fan mode is always enabled. +The IT8732F supports a closed-loop mode for fan control, but this is not +currently implemented by the driver. + Temperatures are measured in degrees Celsius. An alarm is triggered once when the Overtemperature Shutdown limit is crossed. @@ -173,12 +180,14 @@ is done. Voltage sensors (also known as IN sensors) report their values in volts. An 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 IT8603E, IT8721F/IT8758E and IT8728F: 0.012 volt.) The -battery voltage in8 does not have limit registers. - -On the IT8603E, IT8721F/IT8758E, IT8781F, IT8782F, and IT8783E/F, some +zero'; this is important for negative voltage measurements. On most chips, all +voltage inputs can measure voltages between 0 and 4.08 volts, with a resolution +of 0.016 volt. IT8603E, IT8721F/IT8758E and IT8728F can measure between 0 and +3.06 volts, with a resolution of 0.012 volt. IT8732F can measure between 0 and +2.8 volts with a resolution of 0.0109 volt. The battery voltage in8 does not +have limit registers. + +On the IT8603E, IT8721F/IT8758E, IT8732F, IT8781F, IT8782F, and IT8783E/F, some voltage inputs are internal and scaled inside the chip: * in3 (optional) * in7 (optional for IT8781F, IT8782F, and IT8783E/F) diff --git a/Documentation/hwmon/ltc2978 b/Documentation/hwmon/ltc2978 index 686c078bb..9a49d3c90 100644 --- a/Documentation/hwmon/ltc2978 +++ b/Documentation/hwmon/ltc2978 @@ -6,6 +6,10 @@ Supported chips: Prefix: 'ltc2974' Addresses scanned: - Datasheet: http://www.linear.com/product/ltc2974 + * Linear Technology LTC2975 + Prefix: 'ltc2975' + Addresses scanned: - + Datasheet: http://www.linear.com/product/ltc2975 * Linear Technology LTC2977 Prefix: 'ltc2977' Addresses scanned: - @@ -15,14 +19,38 @@ Supported chips: Addresses scanned: - Datasheet: http://www.linear.com/product/ltc2978 http://www.linear.com/product/ltc2978a + * Linear Technology LTC2980 + Prefix: 'ltc2980' + Addresses scanned: - + Datasheet: http://www.linear.com/product/ltc2980 * Linear Technology LTC3880 Prefix: 'ltc3880' Addresses scanned: - Datasheet: http://www.linear.com/product/ltc3880 + * Linear Technology LTC3882 + Prefix: 'ltc3882' + Addresses scanned: - + Datasheet: http://www.linear.com/product/ltc3882 * Linear Technology LTC3883 Prefix: 'ltc3883' Addresses scanned: - Datasheet: http://www.linear.com/product/ltc3883 + * Linear Technology LTC3886 + Prefix: 'ltc3886' + Addresses scanned: - + Datasheet: http://www.linear.com/product/ltc3886 + * Linear Technology LTC3887 + Prefix: 'ltc3887' + Addresses scanned: - + Datasheet: http://www.linear.com/product/ltc3887 + * Linear Technology LTM2987 + Prefix: 'ltm2987' + Addresses scanned: - + Datasheet: http://www.linear.com/product/ltm2987 + * Linear Technology LTM4675 + Prefix: 'ltm4675' + Addresses scanned: - + Datasheet: http://www.linear.com/product/ltm4675 * Linear Technology LTM4676 Prefix: 'ltm4676' Addresses scanned: - @@ -34,11 +62,20 @@ Author: Guenter Roeck <linux@roeck-us.net> Description ----------- -LTC2974 is a quad digital power supply manager. LTC2978 is an octal power supply -monitor. LTC2977 is a pin compatible replacement for LTC2978. LTC3880 is a dual -output poly-phase step-down DC/DC controller. LTC3883 is a single phase -step-down DC/DC controller. LTM4676 is a dual 13A or single 26A uModule -regulator. +LTC2974 and LTC2975 are quad digital power supply managers. +LTC2978 is an octal power supply monitor. +LTC2977 is a pin compatible replacement for LTC2978. +LTC2980 is a 16-channel Power System Manager, consisting of two LTC2977 +in a single die. The chip is instantiated and reported as two separate chips +on two different I2C bus addresses. +LTC3880, LTC3882, LTC3886, and LTC3887 are dual output poly-phase step-down +DC/DC controllers. +LTC3883 is a single phase step-down DC/DC controller. +LTM2987 is a 16-channel Power System Manager with two LTC2977 plus +additional components on a single die. The chip is instantiated and reported +as two separate chips on two different I2C bus addresses. +LTM4675 is a dual 9A or single 18A μModule regulator +LTM4676 is a dual 13A or single 26A uModule regulator. Usage Notes @@ -61,26 +98,32 @@ in1_label "vin" in1_input Measured input voltage. in1_min Minimum input voltage. in1_max Maximum input voltage. - LTC2974, LTC2977, and LTC2978 only. + LTC2974, LTC2975, LTC2977, LTC2980, LTC2978, and + LTM2987 only. in1_lcrit Critical minimum input voltage. - LTC2974, LTC2977, and LTC2978 only. + LTC2974, LTC2975, LTC2977, LTC2980, LTC2978, and + LTM2987 only. in1_crit Critical maximum input voltage. in1_min_alarm Input voltage low alarm. in1_max_alarm Input voltage high alarm. - LTC2974, LTC2977, and LTC2978 only. + LTC2974, LTC2975, LTC2977, LTC2980, LTC2978, and + LTM2987 only. in1_lcrit_alarm Input voltage critical low alarm. - LTC2974, LTC2977, and LTC2978 only. + LTC2974, LTC2975, LTC2977, LTC2980, LTC2978, and + LTM2987 only. in1_crit_alarm Input voltage critical high alarm. in1_lowest Lowest input voltage. - LTC2974, LTC2977, and LTC2978 only. + LTC2974, LTC2975, LTC2977, LTC2980, LTC2978, and + LTM2987 only. in1_highest Highest input voltage. in1_reset_history Reset input voltage history. in[N]_label "vout[1-8]". - LTC2974: N=2-5 - LTC2977: N=2-9 + LTC2974, LTC2975: N=2-5 + LTC2977, LTC2980, LTM2987: N=2-9 LTC2978: N=2-9 - LTC3880, LTM4676: N=2-3 + LTC3880, LTC3882, LTC23886 LTC3887, LTM4675, LTM4676: + N=2-3 LTC3883: N=2 in[N]_input Measured output voltage. in[N]_min Minimum output voltage. @@ -91,67 +134,78 @@ in[N]_min_alarm Output voltage low alarm. in[N]_max_alarm Output voltage high alarm. in[N]_lcrit_alarm Output voltage critical low alarm. in[N]_crit_alarm Output voltage critical high alarm. -in[N]_lowest Lowest output voltage. LTC2974 and LTC2978 only. +in[N]_lowest Lowest output voltage. LTC2974, LTC2975, + and LTC2978 only. in[N]_highest Highest output voltage. in[N]_reset_history Reset output voltage history. temp[N]_input Measured temperature. - On LTC2974, temp[1-4] report external temperatures, - and temp5 reports the chip temperature. - On LTC2977 and LTC2978, only one temperature measurement - is supported and reports the chip temperature. - On LTC3880 and LTM4676, temp1 and temp2 report external - temperatures, and temp3 reports the chip temperature. + On LTC2974 and LTC2975, temp[1-4] report external + temperatures, and temp5 reports the chip temperature. + On LTC2977, LTC2980, LTC2978, and LTM2987, only one + temperature measurement is supported and reports + the chip temperature. + On LTC3880, LTC3882, LTC3887, LTM4675, and LTM4676, + temp1 and temp2 report external temperatures, and temp3 + reports the chip temperature. On LTC3883, temp1 reports an external temperature, and temp2 reports the chip temperature. -temp[N]_min Mimimum temperature. LTC2974, LCT2977, and LTC2978 only. +temp[N]_min Mimimum temperature. LTC2974, LCT2977, LTM2980, LTC2978, + and LTM2987 only. temp[N]_max Maximum temperature. temp[N]_lcrit Critical low temperature. temp[N]_crit Critical high temperature. temp[N]_min_alarm Temperature low alarm. - LTC2974, LTC2977, and LTC2978 only. + LTC2974, LTC2975, LTC2977, LTM2980, LTC2978, and + LTM2987 only. temp[N]_max_alarm Temperature high alarm. temp[N]_lcrit_alarm Temperature critical low alarm. temp[N]_crit_alarm Temperature critical high alarm. temp[N]_lowest Lowest measured temperature. - LTC2974, LTC2977, and LTC2978 only. - Not supported for chip temperature sensor on LTC2974. + LTC2974, LTC2975, LTC2977, LTM2980, LTC2978, and + LTM2987 only. + Not supported for chip temperature sensor on LTC2974 and + LTC2975. temp[N]_highest Highest measured temperature. Not supported for chip - temperature sensor on LTC2974. + temperature sensor on LTC2974 and LTC2975. temp[N]_reset_history Reset temperature history. Not supported for chip - temperature sensor on LTC2974. + temperature sensor on LTC2974 and LTC2975. -power1_label "pin". LTC3883 only. +power1_label "pin". LTC3883 and LTC3886 only. power1_input Measured input power. power[N]_label "pout[1-4]". - LTC2974: N=1-4 - LTC2977: Not supported + LTC2974, LTC2975: N=1-4 + LTC2977, LTC2980, LTM2987: Not supported LTC2978: Not supported - LTC3880, LTM4676: N=1-2 + LTC3880, LTC3882, LTC3886, LTC3887, LTM4675, LTM4676: + N=1-2 LTC3883: N=2 power[N]_input Measured output power. -curr1_label "iin". LTC3880, LTC3883, and LTM4676 only. +curr1_label "iin". LTC3880, LTC3883, LTC3886, LTC3887, LTM4675, + and LTM4676 only. curr1_input Measured input current. curr1_max Maximum input current. curr1_max_alarm Input current high alarm. -curr1_highest Highest input current. LTC3883 only. -curr1_reset_history Reset input current history. LTC3883 only. +curr1_highest Highest input current. LTC3883 and LTC3886 only. +curr1_reset_history Reset input current history. LTC3883 and LTC3886 only. curr[N]_label "iout[1-4]". - LTC2974: N=1-4 - LTC2977: not supported + LTC2974, LTC2975: N=1-4 + LTC2977, LTC2980, LTM2987: not supported LTC2978: not supported - LTC3880, LTM4676: N=2-3 + LTC3880, LTC3882, LTC3886, LTC3887, LTM4675, LTM4676: + N=2-3 LTC3883: N=2 curr[N]_input Measured output current. curr[N]_max Maximum output current. curr[N]_crit Critical high output current. -curr[N]_lcrit Critical low output current. LTC2974 only. +curr[N]_lcrit Critical low output current. LTC2974 and LTC2975 only. curr[N]_max_alarm Output current high alarm. curr[N]_crit_alarm Output current critical high alarm. -curr[N]_lcrit_alarm Output current critical low alarm. LTC2974 only. -curr[N]_lowest Lowest output current. LTC2974 only. +curr[N]_lcrit_alarm Output current critical low alarm. + LTC2974 and LTC2975 only. +curr[N]_lowest Lowest output current. LTC2974 and LTC2975 only. curr[N]_highest Highest output current. curr[N]_reset_history Reset output current history. diff --git a/Documentation/hwmon/max20751 b/Documentation/hwmon/max20751 new file mode 100644 index 000000000..f9fa25ebb --- /dev/null +++ b/Documentation/hwmon/max20751 @@ -0,0 +1,77 @@ +Kernel driver max20751 +====================== + +Supported chips: + * maxim MAX20751 + Prefix: 'max20751' + Addresses scanned: - + Datasheet: http://datasheets.maximintegrated.com/en/ds/MAX20751.pdf + Application note: http://pdfserv.maximintegrated.com/en/an/AN5941.pdf + +Author: Guenter Roeck <linux@roeck-us.net> + + +Description +----------- + +This driver supports MAX20751 Multiphase Master with PMBus Interface +and Internal Buck Converter. + +The driver is a client driver to the core PMBus driver. +Please see Documentation/hwmon/pmbus for details on PMBus client drivers. + + +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. + + +Platform data support +--------------------- + +The driver supports standard PMBus driver platform data. + + +Sysfs entries +------------- + +The following attributes are supported. + +in1_label "vin1" +in1_input Measured voltage. +in1_min Minimum input voltage. +in1_max Maximum input voltage. +in1_lcrit Critical minimum input voltage. +in1_crit Critical maximum input voltage. +in1_min_alarm Input voltage low alarm. +in1_lcrit_alarm Input voltage critical low alarm. +in1_min_alarm Input voltage low alarm. +in1_max_alarm Input voltage high alarm. + +in2_label "vout1" +in2_input Measured voltage. +in2_min Minimum output voltage. +in2_max Maximum output voltage. +in2_lcrit Critical minimum output voltage. +in2_crit Critical maximum output voltage. +in2_min_alarm Output voltage low alarm. +in2_lcrit_alarm Output voltage critical low alarm. +in2_min_alarm Output voltage low alarm. +in2_max_alarm Output voltage high alarm. + +curr1_input Measured output current. +curr1_label "iout1" +curr1_max Maximum output current. +curr1_alarm Current high alarm. + +temp1_input Measured temperature. +temp1_max Maximum temperature. +temp1_crit Critical high temperature. +temp1_max_alarm Chip temperature high alarm. +temp1_crit_alarm Chip temperature critical high alarm. + +power1_input Output power. +power1_label "pout1" diff --git a/Documentation/hwmon/nct6775 b/Documentation/hwmon/nct6775 index f0dd3d2fe..76add4c9c 100644 --- a/Documentation/hwmon/nct6775 +++ b/Documentation/hwmon/nct6775 @@ -32,6 +32,10 @@ Supported chips: Prefix: 'nct6792' Addresses scanned: ISA address retrieved from Super I/O registers Datasheet: Available from Nuvoton upon request + * Nuvoton NCT6793D + Prefix: 'nct6793' + Addresses scanned: ISA address retrieved from Super I/O registers + Datasheet: Available from Nuvoton upon request Authors: Guenter Roeck <linux@roeck-us.net> diff --git a/Documentation/hwmon/nct7802 b/Documentation/hwmon/nct7802 index 2e00f5e34..5438deb6b 100644 --- a/Documentation/hwmon/nct7802 +++ b/Documentation/hwmon/nct7802 @@ -17,8 +17,7 @@ This driver implements support for the Nuvoton NCT7802Y hardware monitoring chip. NCT7802Y supports 6 temperature sensors, 5 voltage sensors, and 3 fan speed sensors. -The chip also supports intelligent fan speed control. This functionality is -not currently supported by the driver. +Smart Fan™ speed control is available via pwmX_auto_point attributes. Tested Boards and BIOS Versions ------------------------------- diff --git a/Documentation/hwmon/pmbus b/Documentation/hwmon/pmbus index a3557da8f..b397675e8 100644 --- a/Documentation/hwmon/pmbus +++ b/Documentation/hwmon/pmbus @@ -23,11 +23,15 @@ Supported chips: http://www.lineagepower.com/oem/pdf/PDT012A0X.pdf http://www.lineagepower.com/oem/pdf/UDT020A0X.pdf http://www.lineagepower.com/oem/pdf/MDT040A0X.pdf - * Texas Instruments TPS40400 - Prefixes: 'tps40400' + * Texas Instruments TPS40400, TPS544B20, TPS544B25, TPS544C20, TPS544C25 + Prefixes: 'tps40400', 'tps544b20', 'tps544b25', 'tps544c20', 'tps544c25' Addresses scanned: - Datasheets: http://www.ti.com/lit/gpn/tps40400 + http://www.ti.com/lit/gpn/tps544b20 + http://www.ti.com/lit/gpn/tps544b25 + http://www.ti.com/lit/gpn/tps544c20 + http://www.ti.com/lit/gpn/tps544c25 * Generic PMBus devices Prefix: 'pmbus' Addresses scanned: - |