From f7290e24e3ce8a0b4b39a74800fd341b6b7a6f47 Mon Sep 17 00:00:00 2001 From: Jean Delvare Date: Wed, 9 Dec 2009 20:35:47 +0100 Subject: hwmon: Clarify autopwm trip points documentation Document the case of hybrid automatic fan speed control implementations, where trip points are associated to both PWM output channels and temperature input channels. Signed-off-by: Jean Delvare --- Documentation/hwmon/sysfs-interface | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) (limited to 'Documentation') diff --git a/Documentation/hwmon/sysfs-interface b/Documentation/hwmon/sysfs-interface index 82def883361b..3de6b0bcb147 100644 --- a/Documentation/hwmon/sysfs-interface +++ b/Documentation/hwmon/sysfs-interface @@ -225,8 +225,6 @@ pwm[1-*]_auto_point[1-*]_temp_hyst to PWM output channels. RW -OR - temp[1-*]_auto_point[1-*]_pwm temp[1-*]_auto_point[1-*]_temp temp[1-*]_auto_point[1-*]_temp_hyst @@ -235,6 +233,15 @@ temp[1-*]_auto_point[1-*]_temp_hyst to temperature channels. RW +There is a third case where trip points are associated to both PWM output +channels and temperature channels: the PWM values are associated to PWM +output channels while the temperature values are associated to temperature +channels. In that case, the result is determined by the mapping between +temperature inputs and PWM outputs. When several temperature inputs are +mapped to a given PWM output, this leads to several candidate PWM values. +The actual result is up to the chip, but in general the highest candidate +value (fastest fan speed) wins. + **************** * Temperatures * -- cgit v1.2.1 From 895ff267686663afa894314b749d23ac2867434a Mon Sep 17 00:00:00 2001 From: Jean Delvare Date: Wed, 9 Dec 2009 20:35:47 +0100 Subject: hwmon: (it87) Verify the VID pin usage The VID input pins can alternatively be used as GPIOs. Make sure we have at least 4 pins used for VID, otherwise don't bother reading and exposing VID. Signed-off-by: Jean Delvare Tested-by: Adam Nielsen --- Documentation/hwmon/it87 | 1 - 1 file changed, 1 deletion(-) (limited to 'Documentation') diff --git a/Documentation/hwmon/it87 b/Documentation/hwmon/it87 index 659315d98e00..f9ba96c0ac4a 100644 --- a/Documentation/hwmon/it87 +++ b/Documentation/hwmon/it87 @@ -86,7 +86,6 @@ The IT8712F and IT8716F additionally feature VID inputs, used to report the Vcore voltage of the processor. The early IT8712F have 5 VID pins, the IT8716F and late IT8712F have 6. They are shared with other functions though, so the functionality may not be available on a given system. -The driver dumbly assume it is there. The IT8718F and IT8720F also features VID inputs (up to 8 pins) but the value is stored in the Super-I/O configuration space. Due to technical limitations, -- cgit v1.2.1 From 8918023d40ebb2c086e77368810763975761cb1b Mon Sep 17 00:00:00 2001 From: Jean Delvare Date: Wed, 9 Dec 2009 20:35:48 +0100 Subject: hwmon: (w83627hf) Drop the force_addr module parameter This module parameter is there to workaround broken BIOS. I'm not even sure if it was used in the past 5 years, and it gets in the way of converting the driver to the MFD infrastructure. So tell the users how they can do the same from user-space. Signed-off-by: Jean Delvare Cc: Rodolfo Giometti --- Documentation/hwmon/w83627hf | 29 +++++++++++++++++++++++++++-- 1 file changed, 27 insertions(+), 2 deletions(-) (limited to 'Documentation') diff --git a/Documentation/hwmon/w83627hf b/Documentation/hwmon/w83627hf index 6ee36dbafd64..44dd2bcc72bd 100644 --- a/Documentation/hwmon/w83627hf +++ b/Documentation/hwmon/w83627hf @@ -32,8 +32,6 @@ Authors: Module Parameters ----------------- -* force_addr: int - Initialize the ISA address of the sensors * force_i2c: int Initialize the I2C address of the sensors * init: int @@ -70,3 +68,30 @@ doesn't help, you may just ignore the bogus VID reading with no harm done. For further information on this driver see the w83781d driver documentation. [1] http://www.lm-sensors.org/browser/lm-sensors/trunk/doc/vid + +Forcing the address +------------------- + +The driver used to have a module parameter named force_addr, which could +be used to force the base I/O address of the hardware monitoring block. +This was meant as a workaround for mainboards with a broken BIOS. This +module parameter is gone for technical reasons. If you need this feature, +you can obtain the same result by using the isaset tool (part of +lm-sensors) before loading the driver: + +# Enter the Super I/O config space +isaset -y -f 0x2e 0x87 +isaset -y -f 0x2e 0x87 + +# Select the hwmon logical device +isaset -y 0x2e 0x2f 0x07 0x0b + +# Set the base I/O address (to 0x290 in this example) +isaset -y 0x2e 0x2f 0x60 0x02 +isaset -y 0x2e 0x2f 0x61 0x90 + +# Exit the Super-I/O config space +isaset -y -f 0x2e 0xaa + +The above sequence assumes a Super-I/O config space at 0x2e/0x2f, but +0x4e/0x4f is also possible. -- cgit v1.2.1 From 93ee0a75f6e4b2c7ec20fd8f4ace87f88ba785b9 Mon Sep 17 00:00:00 2001 From: Luotao Fu Date: Wed, 9 Dec 2009 20:35:58 +0100 Subject: hwmon: Add Freescale MC13783 ADC driver MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This driver provides support for the ADC integrated into the Freescale MC13783 PMIC. Signed-off-by: Luotao Fu Signed-off-by: Sascha Hauer Signed-off-by: Uwe Kleine-König Reviewed-by: Mark Brown Acked-by: Hans de Goede Cc: Eric Piel Signed-off-by: Jean Delvare --- Documentation/hwmon/mc13783-adc | 50 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 50 insertions(+) create mode 100644 Documentation/hwmon/mc13783-adc (limited to 'Documentation') diff --git a/Documentation/hwmon/mc13783-adc b/Documentation/hwmon/mc13783-adc new file mode 100644 index 000000000000..044531a86405 --- /dev/null +++ b/Documentation/hwmon/mc13783-adc @@ -0,0 +1,50 @@ +Kernel driver mc13783-adc +========================= + +Supported chips: + * Freescale Atlas MC13783 + Prefix: 'mc13783_adc' + Datasheet: http://www.freescale.com/files/rf_if/doc/data_sheet/MC13783.pdf?fsrch=1 + +Authors: + Sascha Hauer + Luotao Fu + +Description +----------- + +The Freescale MC13783 is a Power Management and Audio Circuit. Among +other things it contains a 10-bit A/D converter. The converter has 16 +channels which can be used in different modes. +The A/D converter has a resolution of 2.25mV. Channels 0-4 have +a dedicated meaning with chip internal scaling applied. Channels 5-7 +can be used as general purpose inputs or alternatively in a dedicated +mode. Channels 12-15 are occupied by the touchscreen if it's active. + +Currently the driver only supports channels 2 and 5-15 with no alternative +modes for channels 5-7. + +See this table for the meaning of the different channels and their chip +internal scaling: + +Channel Signal Input Range Scaling +------------------------------------------------------------------------------- +0 Battery Voltage (BATT) 2.50 - 4.65V -2.40V +1 Battery Current (BATT - BATTISNS) -50 - 50 mV x20 +2 Application Supply (BP) 2.50 - 4.65V -2.40V +3 Charger Voltage (CHRGRAW) 0 - 10V / /5 + 0 - 20V /10 +4 Charger Current (CHRGISNSP-CHRGISNSN) -0.25V - 0.25V x4 +5 General Purpose ADIN5 / Battery Pack Thermistor 0 - 2.30V No +6 General Purpose ADIN6 / Backup Voltage (LICELL) 0 - 2.30V / No / + 1.50 - 3.50V -1.20V +7 General Purpose ADIN7 / UID / Die Temperature 0 - 2.30V / No / + 0 - 2.55V / x0.9 / No +8 General Purpose ADIN8 0 - 2.30V No +9 General Purpose ADIN9 0 - 2.30V No +10 General Purpose ADIN10 0 - 2.30V No +11 General Purpose ADIN11 0 - 2.30V No +12 General Purpose TSX1 / Touchscreen X-plate 1 0 - 2.30V No +13 General Purpose TSX2 / Touchscreen X-plate 2 0 - 2.30V No +14 General Purpose TSY1 / Touchscreen Y-plate 1 0 - 2.30V No +15 General Purpose TSY2 / Touchscreen Y-plate 2 0 - 2.30V No -- cgit v1.2.1 From 7669896f499e1bce5cfb38f2685ff583ecdb24dd Mon Sep 17 00:00:00 2001 From: Hans de Goede Date: Wed, 9 Dec 2009 20:36:01 +0100 Subject: hwmon: (f71882fg) Add support for the f71889fg (version 2) This adds support for the Fintek f71889fg to the f71882fg driver, many thanks to Gerd v. Egidy for providing (remote) access to a machine which such an ic. Note that this bit of the patch: - val = SENSORS_LIMIT(val, 0, 255); + + if (data->type == f71889fg) + val = SENSORS_LIMIT(val, -128, 127); + else + val = SENSORS_LIMIT(val, 0, 127); Changes behaviour for already supported models, the new behaviour is correct as the already supported models have bit 7 of the involved registers fixed at 0, so the previous behaviour which allowed setting temp zone limits > 127 was not correct. Signed-off-by: Hans de Goede Signed-off-by: Jean Delvare --- Documentation/hwmon/f71882fg | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'Documentation') diff --git a/Documentation/hwmon/f71882fg b/Documentation/hwmon/f71882fg index bee4c30bc1e2..a7952c2bd959 100644 --- a/Documentation/hwmon/f71882fg +++ b/Documentation/hwmon/f71882fg @@ -14,6 +14,10 @@ Supported chips: Prefix: 'f71882fg' Addresses scanned: none, address read from Super I/O config space Datasheet: Available from the Fintek website + * Fintek F71889FG + Prefix: 'f71889fg' + Addresses scanned: none, address read from Super I/O config space + Datasheet: Should become available on the Fintek website soon * Fintek F8000 Prefix: 'f8000' Addresses scanned: none, address read from Super I/O config space @@ -51,6 +55,12 @@ supported. The right one to use depends on external circuitry on the motherboard, so the driver assumes that the BIOS set the method properly. +Note that the lowest numbered temperature zone trip point corresponds to +to the border between the highest and one but highest temperature zones, and +vica versa. So the temperature zone trip points 1-4 (or 1-2) go from high temp +to low temp! This is how things are implemented in the IC, and the driver +mimicks this. + There are 2 modes to specify the speed of the fan, PWM duty cycle (or DC voltage) mode, where 0-100% duty cycle (0-100% of 12V) is specified. And RPM mode where the actual RPM of the fan (as measured) is controlled and the speed -- cgit v1.2.1 From b180d0508475c5c55085839d22f454c69379eacc Mon Sep 17 00:00:00 2001 From: Jean Delvare Date: Wed, 9 Dec 2009 20:36:02 +0100 Subject: hwmon: (adt7475) Add support for the ADT7473 Add support for the ADT7473 to the adt7475 driver, and mark the adt7473 driver for removal. The ADT7473 and ADT7475 chips are almost the same chip and essentially compatible, so there's no point in having separate drivers for them. Signed-off-by: Jean Delvare Cc: "Mark M. Hoffman" Cc: Hans de Goede Cc: Jordan Crouse Cc: "Darrick J. Wong" --- Documentation/feature-removal-schedule.txt | 7 +++++++ Documentation/hwmon/adt7473 | 2 ++ 2 files changed, 9 insertions(+) (limited to 'Documentation') diff --git a/Documentation/feature-removal-schedule.txt b/Documentation/feature-removal-schedule.txt index 591e94448e63..2a4d77946c7d 100644 --- a/Documentation/feature-removal-schedule.txt +++ b/Documentation/feature-removal-schedule.txt @@ -483,3 +483,10 @@ Why: With the recent innovations in CPU hardware acceleration technologies Who: Alok N Kataria ---------------------------- + +What: adt7473 hardware monitoring driver +When: February 2010 +Why: Obsoleted by the adt7475 driver. +Who: Jean Delvare + +--------------------------- diff --git a/Documentation/hwmon/adt7473 b/Documentation/hwmon/adt7473 index 1cbf671822e2..446612bd1fb9 100644 --- a/Documentation/hwmon/adt7473 +++ b/Documentation/hwmon/adt7473 @@ -9,6 +9,8 @@ Supported chips: Author: Darrick J. Wong +This driver is depreacted, please use the adt7475 driver instead. + Description ----------- -- cgit v1.2.1 From f890c6a3b6c3ed06719e696fed9267cc6b40aabd Mon Sep 17 00:00:00 2001 From: Jean Delvare Date: Wed, 9 Dec 2009 20:36:02 +0100 Subject: hwmon: (adt7475) New documentation New documentation for the adt7475 driver, based on the adt7473 driver documentation. It is IMHO much more useful that the previous documentation which was essentially redundant with sysfs-interface. Signed-off-by: Jean Delvare Cc: "Mark M. Hoffman" Cc: Hans de Goede Cc: Jordan Crouse Cc: "Darrick J. Wong" --- Documentation/hwmon/adt7475 | 170 +++++++++++++++++++++----------------------- 1 file changed, 83 insertions(+), 87 deletions(-) (limited to 'Documentation') diff --git a/Documentation/hwmon/adt7475 b/Documentation/hwmon/adt7475 index a2b1abec850e..ebfee5524020 100644 --- a/Documentation/hwmon/adt7475 +++ b/Documentation/hwmon/adt7475 @@ -1,87 +1,83 @@ -This describes the interface for the ADT7475 driver: - -(there are 4 fans, numbered fan1 to fan4): - -fanX_input Read the current speed of the fan (in RPMs) -fanX_min Read/write the minimum speed of the fan. Dropping - below this sets an alarm. - -(there are three PWMs, numbered pwm1 to pwm3): - -pwmX Read/write the current duty cycle of the PWM. Writes - only have effect when auto mode is turned off (see - below). Range is 0 - 255. - -pwmX_enable Fan speed control method: - - 0 - No control (fan at full speed) - 1 - Manual fan speed control (using pwm[1-*]) - 2 - Automatic fan speed control - -pwmX_auto_channels_temp Select which channels affect this PWM - - 1 - TEMP1 controls PWM - 2 - TEMP2 controls PWM - 4 - TEMP3 controls PWM - 6 - TEMP2 and TEMP3 control PWM - 7 - All three inputs control PWM - -pwmX_freq Read/write the PWM frequency in Hz. The number - should be one of the following: - - 11 Hz - 14 Hz - 22 Hz - 29 Hz - 35 Hz - 44 Hz - 58 Hz - 88 Hz - -pwmX_auto_point1_pwm Read/write the minimum PWM duty cycle in automatic mode - -pwmX_auto_point2_pwm Read/write the maximum PWM duty cycle in automatic mode - -(there are three temperature settings numbered temp1 to temp3): - -tempX_input Read the current temperature. The value is in milli - degrees of Celsius. - -tempX_max Read/write the upper temperature limit - exceeding this - will cause an alarm. - -tempX_min Read/write the lower temperature limit - exceeding this - will cause an alarm. - -tempX_offset Read/write the temperature adjustment offset - -tempX_crit Read/write the THERM limit for remote1. - -tempX_crit_hyst Set the temperature value below crit where the - fans will stay on - this helps drive the temperature - low enough so it doesn't stay near the edge and - cause THERM to keep tripping. - -tempX_auto_point1_temp Read/write the minimum temperature where the fans will - turn on in automatic mode. - -tempX_auto_point2_temp Read/write the maximum temperature over which the fans - will run in automatic mode. tempX_auto_point1_temp - and tempX_auto_point2_temp together define the - range of automatic control. - -tempX_alarm Read a 1 if the max/min alarm is set -tempX_fault Read a 1 if either temp1 or temp3 diode has a fault - -(There are two voltage settings, in1 and in2): - -inX_input Read the current voltage on VCC. Value is in - millivolts. - -inX_min read/write the minimum voltage limit. - Dropping below this causes an alarm. - -inX_max read/write the maximum voltage limit. - Exceeding this causes an alarm. - -inX_alarm Read a 1 if the max/min alarm is set. +Kernel driver adt7475 +===================== + +Supported chips: + * Analog Devices ADT7473 + Prefix: 'adt7473' + Addresses scanned: I2C 0x2C, 0x2D, 0x2E + Datasheet: Publicly available at the On Semiconductors website + * Analog Devices ADT7475 + Prefix: 'adt7475' + Addresses scanned: I2C 0x2E + Datasheet: Publicly available at the On Semiconductors website + +Authors: + Jordan Crouse + Hans de Goede + Darrick J. Wong (documentation) + + +Description +----------- + +This driver implements support for the Analog Devices ADT7473 and ADT7475 +chip family. Both chips differ only in minor details. They will be +collectively designed by the name "ADT747x" in the rest of this document. + +The ADT747x uses the 2-wire interface compatible with the SMBus 2.0 +specification. Using an analog to digital converter it measures three (3) +temperatures and two (2) voltages. It has four (4) 16-bit counters for +measuring fan speed. There are three (3) PWM outputs that can be used +to control fan speed. + +A sophisticated control system for the PWM outputs is designed into the +ADT747x that allows fan speed to be adjusted automatically based on any of the +three temperature sensors. Each PWM output is individually adjustable and +programmable. Once configured, the ADT747x will adjust the PWM outputs in +response to the measured temperatures without further host intervention. +This feature can also be disabled for manual control of the PWM's. + +Each of the measured inputs (voltage, temperature, fan speed) has +corresponding high/low limit values. The ADT747x will signal an ALARM if +any measured value exceeds either limit. + +The ADT747x samples all inputs continuously. The driver will not read +the registers more often than once every other second. Further, +configuration data is only read once per minute. + +Special Features +---------------- + +The ADT747x has a 10-bit ADC and can therefore measure temperatures +with a resolution of 0.25 degree Celsius. Temperature readings can be +configured either for two's complement format or "Offset 64" format, +wherein 64 is subtracted from the raw value to get the temperature value. + +The datasheet is very detailed and describes a procedure for determining +an optimal configuration for the automatic PWM control. + +Fan Speed Control +----------------- + +The driver exposes two trip points per PWM channel. + +point1: Set the PWM speed at the lower temperature bound +point2: Set the PWM speed at the higher temperature bound + +The ADT747x will scale the PWM linearly between the lower and higher PWM +speed when the temperature is between the two temperature boundaries. +Temperature boundaries are associated to temperature channels rather than +PWM outputs, and a given PWM output can be controlled by several temperature +channels. As a result, the ADT747x may compute more than one PWM value +for a channel at a given time, in which case the maximum value (fastest +fan speed) is applied. PWM values range from 0 (off) to 255 (full speed). + +Fan speed may be set to maximum when the temperature sensor associated with +the PWM control exceeds temp#_max. + +Notes +----- + +The nVidia binary driver presents an ADT7473 chip via an on-card i2c bus. +Unfortunately, they fail to set the i2c adapter class, so this driver may +fail to find the chip until the nvidia driver is patched. -- cgit v1.2.1 From 3d849981711741e76e501e4b9e3e7b792f2b0fd5 Mon Sep 17 00:00:00 2001 From: Jean Delvare Date: Wed, 9 Dec 2009 20:36:05 +0100 Subject: hwmon: (adt7475) Add support for the ADT7490 Add support for the Analog Devices ADT7490 chip. This chip is largely compatible with the ADT7473 and ADT7475, with additional features. In particular, it has 6 voltage inputs instead of 2. Signed-off-by: Jean Delvare Cc: Hans de Goede Cc: Jordan Crouse Cc: "Darrick J. Wong" --- Documentation/hwmon/adt7475 | 34 +++++++++++++++++++++++++++++----- 1 file changed, 29 insertions(+), 5 deletions(-) (limited to 'Documentation') diff --git a/Documentation/hwmon/adt7475 b/Documentation/hwmon/adt7475 index ebfee5524020..f08f28715b84 100644 --- a/Documentation/hwmon/adt7475 +++ b/Documentation/hwmon/adt7475 @@ -10,24 +10,31 @@ Supported chips: Prefix: 'adt7475' Addresses scanned: I2C 0x2E Datasheet: Publicly available at the On Semiconductors website + * Analog Devices ADT7490 + Prefix: 'adt7490' + Addresses scanned: I2C 0x2C, 0x2D, 0x2E + Datasheet: Publicly available at the On Semiconductors website Authors: Jordan Crouse Hans de Goede Darrick J. Wong (documentation) + Jean Delvare Description ----------- -This driver implements support for the Analog Devices ADT7473 and ADT7475 -chip family. Both chips differ only in minor details. They will be -collectively designed by the name "ADT747x" in the rest of this document. +This driver implements support for the Analog Devices ADT7473, ADT7475 and +ADT7490 chip family. The ADT7473 and ADT7475 differ only in minor details. +The ADT7490 has additional features, including extra voltage measurement +inputs and PECI support. All the supported chips will be collectively +designed by the name "ADT747x" in the rest of this document. The ADT747x uses the 2-wire interface compatible with the SMBus 2.0 specification. Using an analog to digital converter it measures three (3) -temperatures and two (2) voltages. It has four (4) 16-bit counters for -measuring fan speed. There are three (3) PWM outputs that can be used +temperatures and two (2) or more voltages. It has four (4) 16-bit counters +for measuring fan speed. There are three (3) PWM outputs that can be used to control fan speed. A sophisticated control system for the PWM outputs is designed into the @@ -45,6 +52,23 @@ The ADT747x samples all inputs continuously. The driver will not read the registers more often than once every other second. Further, configuration data is only read once per minute. +Chip Differences Summary +------------------------ + +ADT7473: + * 2 voltage inputs + * system acoustics optimizations (not implemented) + +ADT7475: + * 2 voltage inputs + +ADT7490: + * 6 voltage inputs + * 1 Imon input (not implemented) + * PECI support (not implemented) + * 2 GPIO pins (not implemented) + * system acoustics optimizations (not implemented) + Special Features ---------------- -- cgit v1.2.1 From d8d2ee073274ab666282d1942d08f1bb454d715b Mon Sep 17 00:00:00 2001 From: Jean Delvare Date: Wed, 9 Dec 2009 20:36:08 +0100 Subject: hwmon: (adt7475) Add support for the ADT7476 Add support for the Analog Devices ADT7476 chip. This chip is largely compatible with the ADT7473 and ADT7475, with additional features. In particular, it has 5 voltage inputs instead of 2, and VID input pins. Signed-off-by: Jean Delvare Cc: Hans de Goede Cc: Jordan Crouse Cc: "Darrick J. Wong" --- Documentation/hwmon/adt7475 | 20 +++++++++++++++----- 1 file changed, 15 insertions(+), 5 deletions(-) (limited to 'Documentation') diff --git a/Documentation/hwmon/adt7475 b/Documentation/hwmon/adt7475 index f08f28715b84..03be1e6f69cf 100644 --- a/Documentation/hwmon/adt7475 +++ b/Documentation/hwmon/adt7475 @@ -10,6 +10,10 @@ Supported chips: Prefix: 'adt7475' Addresses scanned: I2C 0x2E Datasheet: Publicly available at the On Semiconductors website + * Analog Devices ADT7476 + Prefix: 'adt7476' + Addresses scanned: I2C 0x2C, 0x2D, 0x2E + Datasheet: Publicly available at the On Semiconductors website * Analog Devices ADT7490 Prefix: 'adt7490' Addresses scanned: I2C 0x2C, 0x2D, 0x2E @@ -25,11 +29,13 @@ Authors: Description ----------- -This driver implements support for the Analog Devices ADT7473, ADT7475 and -ADT7490 chip family. The ADT7473 and ADT7475 differ only in minor details. -The ADT7490 has additional features, including extra voltage measurement -inputs and PECI support. All the supported chips will be collectively -designed by the name "ADT747x" in the rest of this document. +This driver implements support for the Analog Devices ADT7473, ADT7475, +ADT7476 and ADT7490 chip family. The ADT7473 and ADT7475 differ only in +minor details. The ADT7476 has additional features, including extra voltage +measurement inputs and VID support. The ADT7490 also has additional +features, including extra voltage measurement inputs and PECI support. All +the supported chips will be collectively designed by the name "ADT747x" in +the rest of this document. The ADT747x uses the 2-wire interface compatible with the SMBus 2.0 specification. Using an analog to digital converter it measures three (3) @@ -62,6 +68,10 @@ ADT7473: ADT7475: * 2 voltage inputs +ADT7476: + * 5 voltage inputs + * VID support (not implemented) + ADT7490: * 6 voltage inputs * 1 Imon input (not implemented) -- cgit v1.2.1 From 54fe4671aa5853ca88da72d67e969a3d8de6dcf6 Mon Sep 17 00:00:00 2001 From: Jean Delvare Date: Wed, 9 Dec 2009 20:36:08 +0100 Subject: hwmon: (adt7475) Add VID support for the ADT7476 The ADT7476 has 5 dedicated pins for VID input, and the +12V input can optionally be used as a 6th VID pin. Add support for VID input. Signed-off-by: Jean Delvare Cc: Hans de Goede Cc: Jordan Crouse Cc: "Darrick J. Wong" --- Documentation/hwmon/adt7475 | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'Documentation') diff --git a/Documentation/hwmon/adt7475 b/Documentation/hwmon/adt7475 index 03be1e6f69cf..0502f2b464e1 100644 --- a/Documentation/hwmon/adt7475 +++ b/Documentation/hwmon/adt7475 @@ -70,7 +70,7 @@ ADT7475: ADT7476: * 5 voltage inputs - * VID support (not implemented) + * VID support ADT7490: * 6 voltage inputs -- cgit v1.2.1