diff options
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/devicetree/bindings/hwmon/aspeed-pwm-tacho.txt | 9 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/hwmon/ibm,cffps1.txt | 21 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/hwmon/ltq-cputemp.txt | 10 | ||||
-rw-r--r-- | Documentation/hwmon/ftsteutates | 4 | ||||
-rw-r--r-- | Documentation/hwmon/ibm-cffps | 54 | ||||
-rw-r--r-- | Documentation/hwmon/lm25066 | 9 |
6 files changed, 105 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/hwmon/aspeed-pwm-tacho.txt b/Documentation/devicetree/bindings/hwmon/aspeed-pwm-tacho.txt index cf4460564adb..367c8203213b 100644 --- a/Documentation/devicetree/bindings/hwmon/aspeed-pwm-tacho.txt +++ b/Documentation/devicetree/bindings/hwmon/aspeed-pwm-tacho.txt @@ -11,6 +11,8 @@ Required properties for pwm-tacho node: - #size-cells : should be 1. +- #cooling-cells: should be 2. + - reg : address and length of the register set for the device. - pinctrl-names : a pinctrl state named "default" must be defined. @@ -28,12 +30,17 @@ fan subnode format: Under fan subnode there can upto 8 child nodes, with each child node representing a fan. If there are 8 fans each fan can have one PWM port and one/two Fan tach inputs. +For PWM port can be configured cooling-levels to create cooling device. +Cooling device could be bound to a thermal zone for the thermal control. Required properties for each child node: - reg : should specify PWM source port. integer value in the range 0 to 7 with 0 indicating PWM port A and 7 indicating PWM port H. +- cooling-levels: PWM duty cycle values in a range from 0 to 255 + which correspond to thermal cooling states. + - aspeed,fan-tach-ch : should specify the Fan tach input channel. integer value in the range 0 through 15, with 0 indicating Fan tach channel 0 and 15 indicating Fan tach channel 15. @@ -50,6 +57,7 @@ pwm_tacho_fixed_clk: fixedclk { pwm_tacho: pwmtachocontroller@1e786000 { #address-cells = <1>; #size-cells = <1>; + #cooling-cells = <2>; reg = <0x1E786000 0x1000>; compatible = "aspeed,ast2500-pwm-tacho"; clocks = <&pwm_tacho_fixed_clk>; @@ -58,6 +66,7 @@ pwm_tacho: pwmtachocontroller@1e786000 { fan@0 { reg = <0x00>; + cooling-levels = /bits/ 8 <125 151 177 203 229 255>; aspeed,fan-tach-ch = /bits/ 8 <0x00>; }; diff --git a/Documentation/devicetree/bindings/hwmon/ibm,cffps1.txt b/Documentation/devicetree/bindings/hwmon/ibm,cffps1.txt new file mode 100644 index 000000000000..f68a0a68fc52 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/ibm,cffps1.txt @@ -0,0 +1,21 @@ +Device-tree bindings for IBM Common Form Factor Power Supply Version 1 +---------------------------------------------------------------------- + +Required properties: + - compatible = "ibm,cffps1"; + - reg = < I2C bus address >; : Address of the power supply on the + I2C bus. + +Example: + + i2c-bus@100 { + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + < more properties > + + power-supply@68 { + compatible = "ibm,cffps1"; + reg = <0x68>; + }; + }; diff --git a/Documentation/devicetree/bindings/hwmon/ltq-cputemp.txt b/Documentation/devicetree/bindings/hwmon/ltq-cputemp.txt new file mode 100644 index 000000000000..33fd00a987c7 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/ltq-cputemp.txt @@ -0,0 +1,10 @@ +Lantiq cpu temperatur sensor + +Requires node properties: +- compatible value : + "lantiq,cputemp" + +Example: + cputemp@0 { + compatible = "lantiq,cputemp"; + }; diff --git a/Documentation/hwmon/ftsteutates b/Documentation/hwmon/ftsteutates index 8c10a916de20..af54db92391b 100644 --- a/Documentation/hwmon/ftsteutates +++ b/Documentation/hwmon/ftsteutates @@ -18,6 +18,10 @@ enhancements. It can monitor up to 4 voltages, 16 temperatures and 8 fans. It also contains an integrated watchdog which is currently implemented in this driver. +To clear a temperature or fan alarm, execute the following command with the +correct path to the alarm file: + echo 0 >XXXX_alarm + Specification of the chip can be found here: ftp://ftp.ts.fujitsu.com/pub/Mainboard-OEM-Sales/Services/Software&Tools/Linux_SystemMonitoring&Watchdog&GPIO/BMC-Teutates_Specification_V1.21.pdf ftp://ftp.ts.fujitsu.com/pub/Mainboard-OEM-Sales/Services/Software&Tools/Linux_SystemMonitoring&Watchdog&GPIO/Fujitsu_mainboards-1-Sensors_HowTo-en-US.pdf diff --git a/Documentation/hwmon/ibm-cffps b/Documentation/hwmon/ibm-cffps new file mode 100644 index 000000000000..e05ecd8ecfcf --- /dev/null +++ b/Documentation/hwmon/ibm-cffps @@ -0,0 +1,54 @@ +Kernel driver ibm-cffps +======================= + +Supported chips: + * IBM Common Form Factor power supply + +Author: Eddie James <eajames@us.ibm.com> + +Description +----------- + +This driver supports IBM Common Form Factor (CFF) power supplies. This driver +is a client to the core PMBus driver. + +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. + +Sysfs entries +------------- + +The following attributes are supported: + +curr1_alarm Output current over-current alarm. +curr1_input Measured output current in mA. +curr1_label "iout1" + +fan1_alarm Fan 1 warning. +fan1_fault Fan 1 fault. +fan1_input Fan 1 speed in RPM. +fan2_alarm Fan 2 warning. +fan2_fault Fan 2 fault. +fan2_input Fan 2 speed in RPM. + +in1_alarm Input voltage under-voltage alarm. +in1_input Measured input voltage in mV. +in1_label "vin" +in2_alarm Output voltage over-voltage alarm. +in2_input Measured output voltage in mV. +in2_label "vout1" + +power1_alarm Input fault or alarm. +power1_input Measured input power in uW. +power1_label "pin" + +temp1_alarm PSU inlet ambient temperature over-temperature alarm. +temp1_input Measured PSU inlet ambient temp in millidegrees C. +temp2_alarm Secondary rectifier temp over-temperature alarm. +temp2_input Measured secondary rectifier temp in millidegrees C. +temp3_alarm ORing FET temperature over-temperature alarm. +temp3_input Measured ORing FET temperature in millidegrees C. diff --git a/Documentation/hwmon/lm25066 b/Documentation/hwmon/lm25066 index 2cb20ebb234d..3fa6bf820c88 100644 --- a/Documentation/hwmon/lm25066 +++ b/Documentation/hwmon/lm25066 @@ -29,6 +29,11 @@ Supported chips: Addresses scanned: - Datasheet: http://www.national.com/pf/LM/LM5066.html + * Texas Instruments LM5066I + Prefix: 'lm5066i' + Addresses scanned: - + Datasheet: + http://www.ti.com/product/LM5066I Author: Guenter Roeck <linux@roeck-us.net> @@ -37,8 +42,8 @@ Description ----------- This driver supports hardware monitoring for National Semiconductor / TI LM25056, -LM25063, LM25066, LM5064, and LM5066 Power Management, Monitoring, Control, and -Protection ICs. +LM25063, LM25066, LM5064, and LM5066/LM5066I Power Management, Monitoring, +Control, and Protection ICs. The driver is a client driver to the core PMBus driver. Please see Documentation/hwmon/pmbus for details on PMBus client drivers. |