diff options
Diffstat (limited to 'Documentation/devicetree/bindings/hwmon')
90 files changed, 3901 insertions, 774 deletions
diff --git a/Documentation/devicetree/bindings/hwmon/ad741x.txt b/Documentation/devicetree/bindings/hwmon/ad741x.txt deleted file mode 100644 index 9102152c8410..000000000000 --- a/Documentation/devicetree/bindings/hwmon/ad741x.txt +++ /dev/null @@ -1,15 +0,0 @@ -* AD7416/AD7417/AD7418 Temperature Sensor Device Tree Bindings - -Required properties: -- compatible: one of - "adi,ad7416" - "adi,ad7417" - "adi,ad7418" -- reg: I2C address - -Example: - -hwmon@28 { - compatible = "adi,ad7418"; - reg = <0x28>; -}; diff --git a/Documentation/devicetree/bindings/hwmon/adc128d818.txt b/Documentation/devicetree/bindings/hwmon/adc128d818.txt deleted file mode 100644 index d0ae46d7bac3..000000000000 --- a/Documentation/devicetree/bindings/hwmon/adc128d818.txt +++ /dev/null @@ -1,38 +0,0 @@ -TI ADC128D818 ADC System Monitor With Temperature Sensor --------------------------------------------------------- - -Operation modes: - - - Mode 0: 7 single-ended voltage readings (IN0-IN6), - 1 temperature reading (internal) - - Mode 1: 8 single-ended voltage readings (IN0-IN7), - no temperature - - Mode 2: 4 pseudo-differential voltage readings - (IN0-IN1, IN3-IN2, IN4-IN5, IN7-IN6), - 1 temperature reading (internal) - - Mode 3: 4 single-ended voltage readings (IN0-IN3), - 2 pseudo-differential voltage readings - (IN4-IN5, IN7-IN6), - 1 temperature reading (internal) - -If no operation mode is configured via device tree, the driver keeps the -currently active chip operation mode (default is mode 0). - - -Required node properties: - - - compatible: must be set to "ti,adc128d818" - - reg: I2C address of the device - -Optional node properties: - - - ti,mode: Operation mode (u8) (see above). - - -Example (operation mode 2): - - adc128d818@1d { - compatible = "ti,adc128d818"; - reg = <0x1d>; - ti,mode = /bits/ 8 <2>; - }; diff --git a/Documentation/devicetree/bindings/hwmon/adi,ad741x.yaml b/Documentation/devicetree/bindings/hwmon/adi,ad741x.yaml new file mode 100644 index 000000000000..ce7f8ce9da0a --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/adi,ad741x.yaml @@ -0,0 +1,39 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- + +$id: http://devicetree.org/schemas/hwmon/adi,ad741x.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Analog Devices AD7416/AD7417/AD7418 temperature sensors + +maintainers: + - Krzysztof Kozlowski <krzk@kernel.org> + +properties: + compatible: + enum: + - adi,ad7416 + - adi,ad7417 + - adi,ad7418 + + reg: + maxItems: 1 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + temperature-sensor@28 { + compatible = "adi,ad7418"; + reg = <0x28>; + }; + }; diff --git a/Documentation/devicetree/bindings/hwmon/adi,adm1177.yaml b/Documentation/devicetree/bindings/hwmon/adi,adm1177.yaml index 154bee851139..be7e9e91a3a8 100644 --- a/Documentation/devicetree/bindings/hwmon/adi,adm1177.yaml +++ b/Documentation/devicetree/bindings/hwmon/adi,adm1177.yaml @@ -8,7 +8,6 @@ title: Analog Devices ADM1177 Hot Swap Controller and Digital Power Monitor maintainers: - Michael Hennerich <michael.hennerich@analog.com> - - Beniamin Bia <beniamin.bia@analog.com> description: | Analog Devices ADM1177 Hot Swap Controller and Digital Power Monitor @@ -28,7 +27,7 @@ properties: shunt-resistor-micro-ohms: description: - The value of curent sense resistor in microohms. If not provided, + The value of current sense resistor in microohms. If not provided, the current reading and overcurrent alert is disabled. adi,shutdown-threshold-microamp: @@ -47,22 +46,25 @@ required: - compatible - reg -additionalProperties: false +allOf: + - $ref: hwmon-common.yaml# + +unevaluatedProperties: false examples: - | #include <dt-bindings/gpio/gpio.h> #include <dt-bindings/interrupt-controller/irq.h> - i2c0 { + i2c { #address-cells = <1>; #size-cells = <0>; pwmon@5a { - compatible = "adi,adm1177"; - reg = <0x5a>; - shunt-resistor-micro-ohms = <50000>; /* 50 mOhm */ - adi,shutdown-threshold-microamp = <1059000>; /* 1.059 A */ - adi,vrange-high-enable; + compatible = "adi,adm1177"; + reg = <0x5a>; + shunt-resistor-micro-ohms = <50000>; /* 50 mOhm */ + adi,shutdown-threshold-microamp = <1059000>; /* 1.059 A */ + adi,vrange-high-enable; }; }; ... diff --git a/Documentation/devicetree/bindings/hwmon/adi,adm1266.yaml b/Documentation/devicetree/bindings/hwmon/adi,adm1266.yaml index 43b4f4f57b49..4f8e11bd5142 100644 --- a/Documentation/devicetree/bindings/hwmon/adi,adm1266.yaml +++ b/Documentation/devicetree/bindings/hwmon/adi,adm1266.yaml @@ -39,13 +39,13 @@ additionalProperties: false examples: - | - i2c0 { + i2c { #address-cells = <1>; #size-cells = <0>; adm1266@40 { - compatible = "adi,adm1266"; - reg = <0x40>; + compatible = "adi,adm1266"; + reg = <0x40>; }; }; ... diff --git a/Documentation/devicetree/bindings/hwmon/adi,adm1275.yaml b/Documentation/devicetree/bindings/hwmon/adi,adm1275.yaml new file mode 100644 index 000000000000..5b076d677395 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/adi,adm1275.yaml @@ -0,0 +1,124 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- + +$id: http://devicetree.org/schemas/hwmon/adi,adm1275.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Analog Devices ADM1075/ADM127x/ADM1281/ADM129x digital power monitors + +maintainers: + - Krzysztof Kozlowski <krzk@kernel.org> + +description: | + The ADM1293 and ADM1294 are high accuracy integrated digital power monitors + that offer digital current, voltage, and power monitoring using an on-chip, + 12-bit analog-to-digital converter (ADC), communicated through a PMBus + compliant I2C interface. + + Datasheets: + https://www.analog.com/en/products/adm1294.html + +properties: + compatible: + enum: + - adi,adm1075 + - adi,adm1272 + - adi,adm1275 + - adi,adm1276 + - adi,adm1278 + - adi,adm1281 + - adi,adm1293 + - adi,adm1294 + + reg: + maxItems: 1 + + adi,volt-curr-sample-average: + description: | + Number of samples to be used to report voltage and current values. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [1, 2, 4, 8, 16, 32, 64, 128] + + adi,power-sample-average: + description: | + Number of samples to be used to report power values. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [1, 2, 4, 8, 16, 32, 64, 128] + +allOf: + - $ref: hwmon-common.yaml# + - if: + properties: + compatible: + contains: + enum: + - adi,adm1075 + - adi,adm1276 + then: + properties: + adi,volt-curr-sample-average: + default: 128 + adi,power-sample-average: false + + - if: + properties: + compatible: + contains: + enum: + - adi,adm1275 + then: + properties: + adi,volt-curr-sample-average: + default: 16 + adi,power-sample-average: false + + - if: + properties: + compatible: + contains: + enum: + - adi,adm1272 + then: + properties: + adi,volt-curr-sample-average: + default: 128 + adi,power-sample-average: + default: 128 + + - if: + properties: + compatible: + contains: + enum: + - adi,adm1278 + - adi,adm1281 + - adi,adm1293 + - adi,adm1294 + then: + properties: + adi,volt-curr-sample-average: + default: 128 + adi,power-sample-average: + default: 1 + +required: + - compatible + - reg + +unevaluatedProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + power-sensor@10 { + compatible = "adi,adm1272"; + reg = <0x10>; + shunt-resistor-micro-ohms = <500>; + adi,volt-curr-sample-average = <128>; + adi,power-sample-average = <128>; + }; + }; diff --git a/Documentation/devicetree/bindings/hwmon/adi,axi-fan-control.yaml b/Documentation/devicetree/bindings/hwmon/adi,axi-fan-control.yaml index 6747b870f297..6751f9b643b4 100644 --- a/Documentation/devicetree/bindings/hwmon/adi,axi-fan-control.yaml +++ b/Documentation/devicetree/bindings/hwmon/adi,axi-fan-control.yaml @@ -5,13 +5,13 @@ $id: http://devicetree.org/schemas/hwmon/adi,axi-fan-control.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# -title: Analog Devices AXI FAN Control Device Tree Bindings +title: Analog Devices AXI FAN Control maintainers: - Nuno Sá <nuno.sa@analog.com> description: |+ - Bindings for the Analog Devices AXI FAN Control driver. Spefications of the + Bindings for the Analog Devices AXI FAN Control driver. Specifications of the core can be found in: https://wiki.analog.com/resources/fpga/docs/axi_fan_control @@ -49,15 +49,15 @@ additionalProperties: false examples: - | fpga_axi: fpga-axi { - #address-cells = <0x2>; - #size-cells = <0x1>; - - axi_fan_control: axi-fan-control@80000000 { - compatible = "adi,axi-fan-control-1.00.a"; - reg = <0x0 0x80000000 0x10000>; - clocks = <&clk 71>; - interrupts = <0 110 0>; - pulses-per-revolution = <2>; - }; + #address-cells = <0x2>; + #size-cells = <0x1>; + + axi_fan_control: axi-fan-control@80000000 { + compatible = "adi,axi-fan-control-1.00.a"; + reg = <0x0 0x80000000 0x10000>; + clocks = <&clk 71>; + interrupts = <0 110 0>; + pulses-per-revolution = <2>; + }; }; ... diff --git a/Documentation/devicetree/bindings/hwmon/adi,ltc2945.yaml b/Documentation/devicetree/bindings/hwmon/adi,ltc2945.yaml new file mode 100644 index 000000000000..6401b0a9aff4 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/adi,ltc2945.yaml @@ -0,0 +1,52 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/adi,ltc2945.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Analog Devices LTC2945 wide range i2c power monitor + +maintainers: + - Guenter Roeck <linux@roeck-us.net> + +description: | + Analog Devices LTC2945 wide range i2c power monitor over I2C. + + https://www.analog.com/media/en/technical-documentation/data-sheets/LTC2945.pdf + +properties: + compatible: + enum: + - adi,ltc2945 + + reg: + maxItems: 1 + + shunt-resistor-micro-ohms: + description: + Shunt resistor value in micro-Ohms + default: 1000 + +required: + - compatible + - reg + +allOf: + - $ref: hwmon-common.yaml# + +unevaluatedProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + power-monitor@6e { + compatible = "adi,ltc2945"; + reg = <0x6e>; + /* 10 milli-Ohm shunt resistor */ + shunt-resistor-micro-ohms = <10000>; + }; + }; +... diff --git a/Documentation/devicetree/bindings/hwmon/adi,ltc2947.yaml b/Documentation/devicetree/bindings/hwmon/adi,ltc2947.yaml index eef614962b10..152935334c76 100644 --- a/Documentation/devicetree/bindings/hwmon/adi,ltc2947.yaml +++ b/Documentation/devicetree/bindings/hwmon/adi,ltc2947.yaml @@ -49,7 +49,6 @@ properties: description: This property controls the Accumulation Dead band which allows to set the level of current below which no accumulation takes place. - $ref: /schemas/types.yaml#/definitions/uint32 maximum: 255 default: 0 @@ -88,15 +87,15 @@ additionalProperties: false examples: - | spi { - #address-cells = <1>; - #size-cells = <0>; - - ltc2947_spi: ltc2947@0 { - compatible = "adi,ltc2947"; - reg = <0>; - /* accumulation takes place always for energ1/charge1. */ - /* accumulation only on positive current for energy2/charge2. */ - adi,accumulator-ctl-pol = <0 1>; - }; + #address-cells = <1>; + #size-cells = <0>; + + ltc2947_spi: ltc2947@0 { + compatible = "adi,ltc2947"; + reg = <0>; + /* accumulation takes place always for energ1/charge1. */ + /* accumulation only on positive current for energy2/charge2. */ + adi,accumulator-ctl-pol = <0 1>; + }; }; ... diff --git a/Documentation/devicetree/bindings/hwmon/adi,ltc2991.yaml b/Documentation/devicetree/bindings/hwmon/adi,ltc2991.yaml new file mode 100644 index 000000000000..011e5b65c79c --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/adi,ltc2991.yaml @@ -0,0 +1,128 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- + +$id: http://devicetree.org/schemas/hwmon/adi,ltc2991.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Analog Devices LTC2991 Octal I2C Voltage, Current and Temperature Monitor + +maintainers: + - Antoniu Miclaus <antoniu.miclaus@analog.com> + +description: | + The LTC2991 is used to monitor system temperatures, voltages and currents. + Through the I2C serial interface, the eight monitors can individually measure + supply voltages and can be paired for differential measurements of current + sense resistors or temperature sensing transistors. + + Datasheet: + https://www.analog.com/en/products/ltc2991.html + +properties: + compatible: + const: adi,ltc2991 + + reg: + maxItems: 1 + + '#address-cells': + const: 1 + + '#size-cells': + const: 0 + + vcc-supply: true + +patternProperties: + "^channel@[0-3]$": + type: object + description: + Represents the differential/temperature channels. + + properties: + reg: + description: + The channel number. LTC2991 can monitor 4 currents/temperatures. + items: + minimum: 0 + maximum: 3 + + shunt-resistor-micro-ohms: + description: + The value of curent sense resistor in micro ohms. Pin configuration is + set for differential input pair. + + adi,temperature-enable: + description: + Enables temperature readings. Pin configuration is set for remote + diode temperature measurement. + type: boolean + + required: + - reg + + allOf: + - if: + required: + - shunt-resistor-micro-ohms + then: + properties: + adi,temperature-enable: false + + additionalProperties: false + +required: + - compatible + - reg + - vcc-supply + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + hwmon@48 { + compatible = "adi,ltc2991"; + reg = <0x48>; + vcc-supply = <&vcc>; + }; + }; + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + hwmon@48 { + #address-cells = <1>; + #size-cells = <0>; + + compatible = "adi,ltc2991"; + reg = <0x48>; + vcc-supply = <&vcc>; + + channel@0 { + reg = <0x0>; + shunt-resistor-micro-ohms = <100000>; + }; + + channel@1 { + reg = <0x1>; + shunt-resistor-micro-ohms = <100000>; + }; + + channel@2 { + reg = <0x2>; + adi,temperature-enable; + }; + + channel@3 { + reg = <0x3>; + adi,temperature-enable; + }; + }; + }; +... diff --git a/Documentation/devicetree/bindings/hwmon/adi,ltc2992.yaml b/Documentation/devicetree/bindings/hwmon/adi,ltc2992.yaml new file mode 100644 index 000000000000..0ad12d245656 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/adi,ltc2992.yaml @@ -0,0 +1,81 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/adi,ltc2992.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Linear Technology 2992 Power Monitor + +maintainers: + - Alexandru Tachici <alexandru.tachici@analog.com> + +description: | + Linear Technology 2992 Dual Wide Range Power Monitor + https://www.analog.com/media/en/technical-documentation/data-sheets/ltc2992.pdf + +properties: + compatible: + enum: + - adi,ltc2992 + + reg: + maxItems: 1 + + '#address-cells': + const: 1 + + '#size-cells': + const: 0 + + avcc-supply: true + +patternProperties: + "^channel@([0-1])$": + type: object + additionalProperties: false + description: | + Represents the two supplies to be monitored. + + properties: + reg: + description: | + The channel number. LTC2992 can monitor two supplies. + items: + minimum: 0 + maximum: 1 + + shunt-resistor-micro-ohms: + description: + The value of current sense resistor in microohms. + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + ltc2992@6f { + #address-cells = <1>; + #size-cells = <0>; + + compatible = "adi,ltc2992"; + reg = <0x6f>; + + channel@0 { + reg = <0x0>; + shunt-resistor-micro-ohms = <10000>; + }; + + channel@1 { + reg = <0x1>; + shunt-resistor-micro-ohms = <10000>; + }; + }; + }; +... diff --git a/Documentation/devicetree/bindings/hwmon/adi,ltc4282.yaml b/Documentation/devicetree/bindings/hwmon/adi,ltc4282.yaml new file mode 100644 index 000000000000..4854b95a93e3 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/adi,ltc4282.yaml @@ -0,0 +1,159 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/adi,ltc4282.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Analog Devices LTC4282 I2C High Current Hot Swap Controller over I2C + +maintainers: + - Nuno Sa <nuno.sa@analog.com> + +description: | + Analog Devices LTC4282 I2C High Current Hot Swap Controller over I2C. + + https://www.analog.com/media/en/technical-documentation/data-sheets/ltc4282.pdf + +properties: + compatible: + enum: + - adi,ltc4282 + + reg: + maxItems: 1 + + vdd-supply: true + + clocks: + maxItems: 1 + + '#clock-cells': + const: 0 + + adi,rsense-nano-ohms: + description: Value of the sense resistor. + + adi,vin-mode-microvolt: + description: + Selects operating range for the Undervoltage, Overvoltage and Foldback + pins. Also for the ADC. Should be set to the nominal input voltage. + enum: [3300000, 5000000, 12000000, 24000000] + default: 12000000 + + adi,fet-bad-timeout-ms: + description: + From the moment a FET bad conditions is present, this property selects the + wait time/timeout for a FET-bad fault to be signaled. Setting this to 0, + disables FET bad faults to be reported. + default: 255 + maximum: 255 + + adi,overvoltage-dividers: + description: | + Select which dividers to use for VDD Overvoltage detection. Note that + when the internal dividers are used the threshold is referenced to VDD. + The percentages in the datasheet are misleading since the actual values + to look for are in the "Absolute Maximum Ratings" table in the + "Comparator Inputs" section. In there there's a line for each of the 5%, + 10% and 15% settings with the actual min, typical and max tolerances. + $ref: /schemas/types.yaml#/definitions/string + enum: [external, vdd_5_percent, vdd_10_percent, vdd_15_percent] + default: external + + adi,undervoltage-dividers: + description: | + Select which dividers to use for VDD Overvoltage detection. Note that + when the internal dividers are used the threshold is referenced to VDD. + The percentages in the datasheet are misleading since the actual values + to look for are in the "Absolute Maximum Ratings" table in the + "Comparator Inputs" section. In there there's a line for each of the 5%, + 10% and 15% settings with the actual min, typical and max tolerances. + $ref: /schemas/types.yaml#/definitions/string + enum: [external, vdd_5_percent, vdd_10_percent, vdd_15_percent] + default: external + + adi,current-limit-sense-microvolt: + description: + The current limit sense voltage of the chip is adjustable between + 12.5mV and 34.4mV in 3.1mV steps. This effectively limits the current + on the load. + enum: [12500, 15625, 18750, 21875, 25000, 28125, 31250, 34375] + default: 25000 + + adi,overcurrent-retry: + description: + If set, enables the chip to auto-retry 256 timer cycles after an + Overcurrent fault. + type: boolean + + adi,overvoltage-retry-disable: + description: + If set, disables the chip to auto-retry 50ms after an Overvoltage fault. + It's enabled by default. + type: boolean + + adi,undervoltage-retry-disable: + description: + If set, disables the chip to auto-retry 50ms after an Undervoltage fault. + It's enabled by default. + type: boolean + + adi,fault-log-enable: + description: + If set, enables the FAULT_LOG and ADC_ALERT_LOG registers to be written + to the EEPROM when a fault bit transitions high and hence, will be + available after a power cycle (the chip loads the contents of + the EE_FAULT_LOG register - the one in EEPROM - into FAULT_LOG at boot). + type: boolean + + adi,gpio1-mode: + description: Defines the function of the Pin. It can indicate that power is + good (PULL the pin low when power is not good) or that power is bad (Go + into high-z when power is not good). + $ref: /schemas/types.yaml#/definitions/string + enum: [power_bad, power_good] + default: power_good + + adi,gpio2-mode: + description: Defines the function of the Pin. It can be set as the input for + the ADC or indicating that the MOSFET is in stress (dissipating power). + $ref: /schemas/types.yaml#/definitions/string + enum: [adc_input, stress_fet] + default: adc_input + + adi,gpio3-monitor-enable: + description: If set, gpio3 is set as input for the ADC instead of gpio2. + type: boolean + +allOf: + - if: + required: + - adi,gpio3-monitor-enable + then: + properties: + adi,gpio2-mode: + const: stress_fet + +required: + - compatible + - reg + - adi,rsense-nano-ohms + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + hwmon@50 { + compatible = "adi,ltc4282"; + reg = <0x50>; + adi,rsense-nano-ohms = <500>; + + adi,gpio1-mode = "power_good"; + adi,gpio2-mode = "adc_input"; + }; + }; +... diff --git a/Documentation/devicetree/bindings/hwmon/adi,max31760.yaml b/Documentation/devicetree/bindings/hwmon/adi,max31760.yaml new file mode 100644 index 000000000000..9f2d08d7b978 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/adi,max31760.yaml @@ -0,0 +1,42 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/adi,max31760.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Analog Devices MAX31760 Fan-Speed Controller + +maintainers: + - Ibrahim Tilki <Ibrahim.Tilki@analog.com> + +description: | + Analog Devices MAX31760 Fan-Speed Controller + https://datasheets.maximintegrated.com/en/ds/MAX31760.pdf + +properties: + compatible: + enum: + - adi,max31760 + + reg: + description: I2C address of slave device. + minimum: 0x50 + maximum: 0x57 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + fan-controller@50 { + reg = <0x50>; + compatible = "adi,max31760"; + }; + }; diff --git a/Documentation/devicetree/bindings/hwmon/adi,max31827.yaml b/Documentation/devicetree/bindings/hwmon/adi,max31827.yaml new file mode 100644 index 000000000000..f60e06ab7d0a --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/adi,max31827.yaml @@ -0,0 +1,120 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/adi,max31827.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Analog Devices MAX31827, MAX31828, MAX31829 Low-Power Temperature Switch + +maintainers: + - Daniel Matyas <daniel.matyas@analog.com> + +description: | + Analog Devices MAX31827, MAX31828, MAX31829 Low-Power Temperature Switch with + I2C Interface + https://www.analog.com/media/en/technical-documentation/data-sheets/MAX31827-MAX31829.pdf + +properties: + compatible: + oneOf: + - const: adi,max31827 + - items: + - enum: + - adi,max31828 + - adi,max31829 + - const: adi,max31827 + + reg: + maxItems: 1 + + vref-supply: + description: + Must have values in the interval (1.6V; 3.6V) in order for the device to + function correctly. + + adi,comp-int: + description: + If present interrupt mode is used. If not present comparator mode is used + (default). + type: boolean + + adi,alarm-pol: + description: + Sets the alarms active state. + - 0 = active low + - 1 = active high + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1] + + adi,fault-q: + description: + Select how many consecutive temperature faults must occur before + overtemperature or undertemperature faults are indicated in the + corresponding status bits. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [1, 2, 4, 8] + + adi,timeout-enable: + description: + Enables timeout. Bus timeout resets the I2C-compatible interface when SCL + is low for more than 30ms (nominal). + type: boolean + +allOf: + - if: + properties: + compatible: + contains: + const: adi,max31829 + + then: + properties: + adi,alarm-pol: + default: 1 + + else: + properties: + adi,alarm-pol: + default: 0 + + - if: + properties: + compatible: + contains: + const: adi,max31827 + + then: + properties: + adi,fault-q: + default: 1 + + else: + properties: + adi,fault-q: + default: 4 + + +required: + - compatible + - reg + - vref-supply + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + temperature-sensor@42 { + compatible = "adi,max31827"; + reg = <0x42>; + vref-supply = <®_vdd>; + adi,comp-int; + adi,alarm-pol = <0>; + adi,fault-q = <1>; + adi,timeout-enable; + }; + }; +... diff --git a/Documentation/devicetree/bindings/hwmon/adm1275.txt b/Documentation/devicetree/bindings/hwmon/adm1275.txt deleted file mode 100644 index 1ecd03f3da4d..000000000000 --- a/Documentation/devicetree/bindings/hwmon/adm1275.txt +++ /dev/null @@ -1,25 +0,0 @@ -adm1275 properties - -Required properties: -- compatible: Must be one of the supported compatible strings: - - "adi,adm1075" for adm1075 - - "adi,adm1272" for adm1272 - - "adi,adm1275" for adm1275 - - "adi,adm1276" for adm1276 - - "adi,adm1278" for adm1278 - - "adi,adm1293" for adm1293 - - "adi,adm1294" for adm1294 -- reg: I2C address - -Optional properties: - -- shunt-resistor-micro-ohms - Shunt resistor value in micro-Ohm - -Example: - -adm1272@10 { - compatible = "adi,adm1272"; - reg = <0x10>; - shunt-resistor-micro-ohms = <500>; -}; diff --git a/Documentation/devicetree/bindings/hwmon/ads7828.txt b/Documentation/devicetree/bindings/hwmon/ads7828.txt deleted file mode 100644 index fe0cc4ad7ea9..000000000000 --- a/Documentation/devicetree/bindings/hwmon/ads7828.txt +++ /dev/null @@ -1,25 +0,0 @@ -ads7828 properties - -Required properties: -- compatible: Should be one of - ti,ads7828 - ti,ads7830 -- reg: I2C address - -Optional properties: - -- ti,differential-input - Set to use the device in differential mode. -- vref-supply - The external reference on the device is set to this regulators output. If it - does not exists the internal reference will be used and output by the ads78xx - on the "external vref" pin. - - Example ADS7828 node: - - ads7828: ads@48 { - comatible = "ti,ads7828"; - reg = <0x48>; - vref-supply = <&vref>; - ti,differential-input; - }; diff --git a/Documentation/devicetree/bindings/hwmon/adt7475.yaml b/Documentation/devicetree/bindings/hwmon/adt7475.yaml index ad0ec9f35bd8..051c976ab711 100644 --- a/Documentation/devicetree/bindings/hwmon/adt7475.yaml +++ b/Documentation/devicetree/bindings/hwmon/adt7475.yaml @@ -39,17 +39,7 @@ properties: reg: maxItems: 1 -patternProperties: - "^adi,bypass-attenuator-in[0-4]$": - description: | - Configures bypassing the individual voltage input attenuator. If - set to 1 the attenuator is bypassed if set to 0 the attenuator is - not bypassed. If the property is absent then the attenuator - retains it's configuration from the bios/bootloader. - $ref: /schemas/types.yaml#/definitions/uint32 - enum: [0, 1] - - "^adi,pwm-active-state$": + adi,pwm-active-state: description: | Integer array, represents the active state of the pwm outputs If set to 0 the pwm uses a logic low output for 100% duty cycle. If set to 1 the pwm @@ -61,6 +51,36 @@ patternProperties: enum: [0, 1] default: 1 +patternProperties: + "^adi,bypass-attenuator-in[0-4]$": + description: | + Configures bypassing the individual voltage input attenuator. If + set to 1 the attenuator is bypassed if set to 0 the attenuator is + not bypassed. If the property is absent then the attenuator + retains its configuration from the bios/bootloader. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1] + + "^adi,pin(5|10)-function$": + description: | + Configures the function for pin 5 on the adi,adt7473 and adi,adt7475. Or + pin 10 on the adi,adt7476 and adi,adt7490. + $ref: /schemas/types.yaml#/definitions/string + enum: + - pwm2 + - smbalert# + + "^adi,pin(9|14)-function$": + description: | + Configures the function for pin 9 on the adi,adt7473 and adi,adt7475. Or + pin 14 on the adi,adt7476 and adi,adt7490 + $ref: /schemas/types.yaml#/definitions/string + enum: + - tach4 + - therm# + - smbalert# + - gpio + required: - compatible - reg @@ -79,6 +99,7 @@ examples: adi,bypass-attenuator-in0 = <1>; adi,bypass-attenuator-in1 = <0>; adi,pwm-active-state = <1 0 1>; + adi,pin10-function = "smbalert#"; + adi,pin14-function = "tach4"; }; }; - diff --git a/Documentation/devicetree/bindings/hwmon/amd,sbrmi.yaml b/Documentation/devicetree/bindings/hwmon/amd,sbrmi.yaml new file mode 100644 index 000000000000..353d81d89bf5 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/amd,sbrmi.yaml @@ -0,0 +1,53 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/amd,sbrmi.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: > + Sideband Remote Management Interface (SB-RMI) compliant + AMD SoC power device. + +maintainers: + - Akshay Gupta <Akshay.Gupta@amd.com> + +description: | + SB Remote Management Interface (SB-RMI) is an SMBus compatible + interface that reports AMD SoC's Power (normalized Power) using, + Mailbox Service Request and resembles a typical 8-pin remote power + sensor's I2C interface to BMC. The power attributes in hwmon + reports power in microwatts. + +properties: + compatible: + enum: + - amd,sbrmi + + reg: + maxItems: 1 + description: | + I2C bus address of the device as specified in Section SBI SMBus Address + of the SoC register reference. The SB-RMI address is normally 78h for + socket 0 and 70h for socket 1, but it could vary based on hardware + address select pins. + \[open source SoC register reference\] + https://www.amd.com/en/support/tech-docs?keyword=55898 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + sbrmi@3c { + compatible = "amd,sbrmi"; + reg = <0x3c>; + }; + }; +... diff --git a/Documentation/devicetree/bindings/hwmon/amd,sbtsi.yaml b/Documentation/devicetree/bindings/hwmon/amd,sbtsi.yaml new file mode 100644 index 000000000000..75088244a274 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/amd,sbtsi.yaml @@ -0,0 +1,54 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/amd,sbtsi.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: > + Sideband interface Temperature Sensor Interface (SB-TSI) compliant + AMD SoC temperature device + +maintainers: + - Kun Yi <kunyi@google.com> + - Supreeth Venkatesh <supreeth.venkatesh@amd.com> + +description: | + SB Temperature Sensor Interface (SB-TSI) is an SMBus compatible + interface that reports AMD SoC's Ttcl (normalized temperature), + and resembles a typical 8-pin remote temperature sensor's I2C interface + to BMC. The emulated thermal sensor can report temperatures in increments + of 0.125 degrees, ranging from 0 to 255.875. + +properties: + compatible: + enum: + - amd,sbtsi + + reg: + maxItems: 1 + description: | + I2C bus address of the device as specified in Section 6.3.1 of the + SoC register reference. The SB-TSI address is normally 98h for socket + 0 and 90h for socket 1, but it could vary based on hardware address + select pins. + \[open source SoC register reference\] + https://www.amd.com/system/files/TechDocs/56255_OSRR.pdf + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + sbtsi@4c { + compatible = "amd,sbtsi"; + reg = <0x4c>; + }; + }; +... diff --git a/Documentation/devicetree/bindings/hwmon/amphenol,chipcap2.yaml b/Documentation/devicetree/bindings/hwmon/amphenol,chipcap2.yaml new file mode 100644 index 000000000000..17351fdbefce --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/amphenol,chipcap2.yaml @@ -0,0 +1,77 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/amphenol,chipcap2.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: ChipCap 2 humidity and temperature iio sensor + +maintainers: + - Javier Carrasco <javier.carrasco.cruz@gmail.com> + +description: | + Relative humidity and temperature sensor on I2C bus. + + Datasheets: + https://www.amphenol-sensors.com/en/telaire/humidity/527-humidity-sensors/3095-chipcap-2 + +properties: + compatible: + oneOf: + - const: amphenol,cc2d23 + - items: + - enum: + - amphenol,cc2d23s + - amphenol,cc2d25 + - amphenol,cc2d25s + - amphenol,cc2d33 + - amphenol,cc2d33s + - amphenol,cc2d35 + - amphenol,cc2d35s + - const: amphenol,cc2d23 + + reg: + maxItems: 1 + + interrupts: + items: + - description: measurement ready indicator + - description: low humidity alarm + - description: high humidity alarm + + interrupt-names: + items: + - const: ready + - const: low + - const: high + + vdd-supply: + description: + Dedicated, controllable supply-regulator to reset the device and + enter in command mode. + +required: + - compatible + - reg + - vdd-supply + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + i2c { + #address-cells = <1>; + #size-cells = <0>; + + humidity@28 { + compatible = "amphenol,cc2d23s", "amphenol,cc2d23"; + reg = <0x28>; + interrupt-parent = <&gpio>; + interrupts = <4 IRQ_TYPE_EDGE_RISING>, + <5 IRQ_TYPE_EDGE_RISING>, + <6 IRQ_TYPE_EDGE_RISING>; + interrupt-names = "ready", "low", "high"; + vdd-supply = <®_vdd>; + }; + }; diff --git a/Documentation/devicetree/bindings/hwmon/as370.txt b/Documentation/devicetree/bindings/hwmon/as370.txt deleted file mode 100644 index d102fe765124..000000000000 --- a/Documentation/devicetree/bindings/hwmon/as370.txt +++ /dev/null @@ -1,11 +0,0 @@ -Bindings for Synaptics AS370 PVT sensors - -Required properties: -- compatible : "syna,as370-hwmon" -- reg : address and length of the register set. - -Example: - hwmon@ea0810 { - compatible = "syna,as370-hwmon"; - reg = <0xea0810 0xc>; - }; diff --git a/Documentation/devicetree/bindings/hwmon/aspeed,g6-pwm-tach.yaml b/Documentation/devicetree/bindings/hwmon/aspeed,g6-pwm-tach.yaml new file mode 100644 index 000000000000..9e5ed901ae54 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/aspeed,g6-pwm-tach.yaml @@ -0,0 +1,71 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Copyright (C) 2023 Aspeed, Inc. +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/aspeed,g6-pwm-tach.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: ASPEED G6 PWM and Fan Tach controller + +maintainers: + - Billy Tsai <billy_tsai@aspeedtech.com> + +description: | + The ASPEED PWM controller can support up to 16 PWM outputs. + The ASPEED Fan Tacho controller can support up to 16 fan tach input. + They are independent hardware blocks, which are different from the + previous version of the ASPEED chip. + +properties: + compatible: + enum: + - aspeed,ast2600-pwm-tach + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + resets: + maxItems: 1 + + "#pwm-cells": + const: 3 + +patternProperties: + "^fan-[0-9]+$": + $ref: fan-common.yaml# + unevaluatedProperties: false + required: + - tach-ch + +required: + - reg + - clocks + - resets + - "#pwm-cells" + - compatible + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/aspeed-clock.h> + pwm_tach: pwm-tach-controller@1e610000 { + compatible = "aspeed,ast2600-pwm-tach"; + reg = <0x1e610000 0x100>; + clocks = <&syscon ASPEED_CLK_AHB>; + resets = <&syscon ASPEED_RESET_PWM>; + #pwm-cells = <3>; + + fan-0 { + tach-ch = /bits/ 8 <0x0>; + pwms = <&pwm_tach 0 40000 0>; + }; + + fan-1 { + tach-ch = /bits/ 8 <0x1 0x2>; + pwms = <&pwm_tach 1 40000 0>; + }; + }; diff --git a/Documentation/devicetree/bindings/hwmon/aspeed-pwm-tacho.txt b/Documentation/devicetree/bindings/hwmon/aspeed-pwm-tacho.txt index 3ac02988a1a5..8645cd3b867a 100644 --- a/Documentation/devicetree/bindings/hwmon/aspeed-pwm-tacho.txt +++ b/Documentation/devicetree/bindings/hwmon/aspeed-pwm-tacho.txt @@ -45,7 +45,7 @@ Required properties for each child node: - 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. - Atleast one Fan tach input channel is required. + At least one Fan tach input channel is required. Examples: diff --git a/Documentation/devicetree/bindings/hwmon/baikal,bt1-pvt.yaml b/Documentation/devicetree/bindings/hwmon/baikal,bt1-pvt.yaml index 00a6511354e6..5d3ce641fcde 100644 --- a/Documentation/devicetree/bindings/hwmon/baikal,bt1-pvt.yaml +++ b/Documentation/devicetree/bindings/hwmon/baikal,bt1-pvt.yaml @@ -73,11 +73,9 @@ properties: description: | Temperature sensor trimming factor. It can be used to manually adjust the temperature measurements within 7.130 degrees Celsius. - maxItems: 1 - items: - default: 0 - minimum: 0 - maximum: 7130 + default: 0 + minimum: 0 + maximum: 7130 additionalProperties: false diff --git a/Documentation/devicetree/bindings/hwmon/dps650ab.txt b/Documentation/devicetree/bindings/hwmon/dps650ab.txt deleted file mode 100644 index 76780e795899..000000000000 --- a/Documentation/devicetree/bindings/hwmon/dps650ab.txt +++ /dev/null @@ -1,11 +0,0 @@ -Bindings for Delta Electronics DPS-650-AB power supply - -Required properties: -- compatible : "delta,dps650ab" -- reg : I2C address, one of 0x58, 0x59. - -Example: - dps650ab@58 { - compatible = "delta,dps650ab"; - reg = <0x58>; - }; diff --git a/Documentation/devicetree/bindings/hwmon/fan-common.yaml b/Documentation/devicetree/bindings/hwmon/fan-common.yaml new file mode 100644 index 000000000000..0fb738081699 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/fan-common.yaml @@ -0,0 +1,79 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/fan-common.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Common Fan Properties + +maintainers: + - Naresh Solanki <naresh.solanki@9elements.com> + - Billy Tsai <billy_tsai@aspeedtech.com> + +properties: + max-rpm: + description: + Max RPM supported by fan. + $ref: /schemas/types.yaml#/definitions/uint32 + maximum: 100000 + + min-rpm: + description: + Min RPM supported by fan. + $ref: /schemas/types.yaml#/definitions/uint32 + maximum: 1000 + + pulses-per-revolution: + description: + The number of pulse from fan sensor per revolution. + $ref: /schemas/types.yaml#/definitions/uint32 + maximum: 4 + + tach-div: + description: + Divisor for the tach sampling clock, which determines the sensitivity of the tach pin. + $ref: /schemas/types.yaml#/definitions/uint32 + + target-rpm: + description: + The default desired fan speed in RPM. + $ref: /schemas/types.yaml#/definitions/uint32 + + fan-driving-mode: + description: + Select the driving mode of the fan.(DC, PWM and so on) + $ref: /schemas/types.yaml#/definitions/string + enum: [ dc, pwm ] + + pwms: + description: + PWM provider. + maxItems: 1 + + "#cooling-cells": + const: 2 + + cooling-levels: + description: + The control value which correspond to thermal cooling states. + $ref: /schemas/types.yaml#/definitions/uint32-array + + tach-ch: + description: + The tach channel used for the fan. + $ref: /schemas/types.yaml#/definitions/uint8-array + + label: + description: + Optional fan label + + fan-supply: + description: + Power supply for fan. + + reg: + maxItems: 1 + +additionalProperties: true + +... diff --git a/Documentation/devicetree/bindings/hwmon/gpio-fan.txt b/Documentation/devicetree/bindings/hwmon/gpio-fan.txt deleted file mode 100644 index f4cfa350f6a1..000000000000 --- a/Documentation/devicetree/bindings/hwmon/gpio-fan.txt +++ /dev/null @@ -1,41 +0,0 @@ -Bindings for fan connected to GPIO lines - -Required properties: -- compatible : "gpio-fan" - -Optional properties: -- gpios: Specifies the pins that map to bits in the control value, - ordered MSB-->LSB. -- gpio-fan,speed-map: A mapping of possible fan RPM speeds and the - control value that should be set to achieve them. This array - must have the RPM values in ascending order. -- alarm-gpios: This pin going active indicates something is wrong with - the fan, and a udev event will be fired. -- #cooling-cells: If used as a cooling device, must be <2> - Also see: - Documentation/devicetree/bindings/thermal/thermal-cooling-devices.yaml - min and max states are derived from the speed-map of the fan. - -Note: At least one the "gpios" or "alarm-gpios" properties must be set. - -Examples: - - gpio_fan { - compatible = "gpio-fan"; - gpios = <&gpio1 14 1 - &gpio1 13 1>; - gpio-fan,speed-map = <0 0 - 3000 1 - 6000 2>; - alarm-gpios = <&gpio1 15 1>; - }; - gpio_fan_cool: gpio_fan { - compatible = "gpio-fan"; - gpios = <&gpio2 14 1 - &gpio2 13 1>; - gpio-fan,speed-map = <0 0>, - <3000 1>, - <6000 2>; - alarm-gpios = <&gpio2 15 1>; - #cooling-cells = <2>; /* min followed by max */ - }; diff --git a/Documentation/devicetree/bindings/hwmon/gpio-fan.yaml b/Documentation/devicetree/bindings/hwmon/gpio-fan.yaml new file mode 100644 index 000000000000..7f30cfc87350 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/gpio-fan.yaml @@ -0,0 +1,60 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/gpio-fan.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Fan connected to GPIO lines + +maintainers: + - Rob Herring <robh@kernel.org> + +properties: + compatible: + const: gpio-fan + + gpios: + description: | + Specifies the pins that map to bits in the control value, + ordered MSB-->LSB. + minItems: 1 + maxItems: 7 + + alarm-gpios: + maxItems: 1 + + gpio-fan,speed-map: + $ref: /schemas/types.yaml#/definitions/uint32-matrix + minItems: 2 + maxItems: 127 + items: + items: + - description: fan speed in RPMs + - description: control value + description: | + A mapping of possible fan RPM speeds and the + control value that should be set to achieve them. This array + must have the RPM values in ascending order. + + '#cooling-cells': + const: 2 + +required: + - compatible + - gpios + - gpio-fan,speed-map + +additionalProperties: false + +examples: + - | + gpio-fan { + compatible = "gpio-fan"; + gpios = <&gpio2 14 1 + &gpio2 13 1>; + gpio-fan,speed-map = < 0 0>, + <3000 1>, + <6000 2>; + alarm-gpios = <&gpio2 15 1>; + #cooling-cells = <2>; /* min followed by max */ + }; diff --git a/Documentation/devicetree/bindings/hwmon/hih6130.txt b/Documentation/devicetree/bindings/hwmon/hih6130.txt deleted file mode 100644 index 2c43837af4c2..000000000000 --- a/Documentation/devicetree/bindings/hwmon/hih6130.txt +++ /dev/null @@ -1,12 +0,0 @@ -Honeywell Humidicon HIH-6130 humidity/temperature sensor --------------------------------------------------------- - -Requires node properties: -- compatible : "honeywell,hi6130" -- reg : the I2C address of the device. This is 0x27. - -Example: - hih6130@27 { - compatible = "honeywell,hih6130"; - reg = <0x27>; - }; diff --git a/Documentation/devicetree/bindings/hwmon/hpe,gxp-fan-ctrl.yaml b/Documentation/devicetree/bindings/hwmon/hpe,gxp-fan-ctrl.yaml new file mode 100644 index 000000000000..4a52aac6be72 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/hpe,gxp-fan-ctrl.yaml @@ -0,0 +1,45 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/hpe,gxp-fan-ctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: HPE GXP Fan Controller + +maintainers: + - Nick Hawkins <nick.hawkins@hpe.com> + +description: | + The HPE GXP fan controller controls the fans through an external CPLD + device that connects to the fans. + +properties: + compatible: + const: hpe,gxp-fan-ctrl + + reg: + items: + - description: Fan controller PWM + - description: Programmable logic + - description: Function 2 + + reg-names: + items: + - const: base + - const: pl + - const: fn2 + +required: + - compatible + - reg + - reg-names + +additionalProperties: false + +examples: + - | + fan-controller@1000c00 { + compatible = "hpe,gxp-fan-ctrl"; + reg = <0x1000c00 0x200>, <0xd1000000 0xff>, <0x80200000 0x100000>; + reg-names = "base", "pl", "fn2"; + }; diff --git a/Documentation/devicetree/bindings/hwmon/hwmon-common.yaml b/Documentation/devicetree/bindings/hwmon/hwmon-common.yaml new file mode 100644 index 000000000000..dc86b5c72cf2 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/hwmon-common.yaml @@ -0,0 +1,19 @@ +# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/hwmon-common.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Hardware Monitoring Devices Common Properties + +maintainers: + - Guenter Roeck <linux@roeck-us.net> + +properties: + label: + description: A descriptive name for this device. + + shunt-resistor-micro-ohms: + description: The value of current sense resistor. + +additionalProperties: true diff --git a/Documentation/devicetree/bindings/hwmon/ibm,cffps1.txt b/Documentation/devicetree/bindings/hwmon/ibm,cffps1.txt deleted file mode 100644 index d9a2719f9243..000000000000 --- a/Documentation/devicetree/bindings/hwmon/ibm,cffps1.txt +++ /dev/null @@ -1,26 +0,0 @@ -Device-tree bindings for IBM Common Form Factor Power Supply Versions 1 and 2 ------------------------------------------------------------------------------ - -Required properties: - - compatible : Must be one of the following: - "ibm,cffps1" - "ibm,cffps2" - or "ibm,cffps" if the system - must support any version of the - power supply - - reg = < I2C bus address >; : Address of the power supply on the - I2C bus. - -Example: - - i2c-bus@100 { - #address-cells = <1>; - #size-cells = <0>; - #interrupt-cells = <1>; - < more properties > - - power-supply@68 { - compatible = "ibm,cffps1"; - reg = <0x68>; - }; - }; diff --git a/Documentation/devicetree/bindings/hwmon/ibm,occ-hwmon.yaml b/Documentation/devicetree/bindings/hwmon/ibm,occ-hwmon.yaml new file mode 100644 index 000000000000..3dbdc5af2804 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/ibm,occ-hwmon.yaml @@ -0,0 +1,39 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/ibm,occ-hwmon.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: IBM On-Chip Controller (OCC) accessed from a service processor + +maintainers: + - Eddie James <eajames@linux.ibm.com> + +description: | + The POWER processor On-Chip Controller (OCC) helps manage power and + thermals for the system. A service processor or baseboard management + controller can query the OCC for it's power and thermal data to report + through hwmon. + +properties: + compatible: + enum: + - ibm,p9-occ-hwmon + - ibm,p10-occ-hwmon + + ibm,no-poll-on-init: + description: This property describes whether or not the OCC should + be polled during driver initialization. + type: boolean + +required: + - compatible + +additionalProperties: false + +examples: + - | + hwmon { + compatible = "ibm,p10-occ-hwmon"; + ibm,no-poll-on-init; + }; diff --git a/Documentation/devicetree/bindings/hwmon/ibm,opal-sensor.yaml b/Documentation/devicetree/bindings/hwmon/ibm,opal-sensor.yaml new file mode 100644 index 000000000000..376ee7f1cdb7 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/ibm,opal-sensor.yaml @@ -0,0 +1,37 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/ibm,opal-sensor.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: IBM POWERNV platform sensors + +maintainers: + - Javier Carrasco <javier.carrasco.cruz@gmail.com> + +properties: + compatible: + enum: + - ibm,opal-sensor-cooling-fan + - ibm,opal-sensor-amb-temp + - ibm,opal-sensor-power-supply + - ibm,opal-sensor-power + + sensor-id: + description: + An opaque id provided by the firmware to the kernel, identifies a + given sensor and its attribute data. + $ref: /schemas/types.yaml#/definitions/uint32 + +required: + - compatible + - sensor-id + +additionalProperties: false + +examples: + - | + sensor { + compatible = "ibm,opal-sensor-cooling-fan"; + sensor-id = <0x7052107>; + }; diff --git a/Documentation/devicetree/bindings/hwmon/ibmpowernv.txt b/Documentation/devicetree/bindings/hwmon/ibmpowernv.txt deleted file mode 100644 index f93242be60a1..000000000000 --- a/Documentation/devicetree/bindings/hwmon/ibmpowernv.txt +++ /dev/null @@ -1,23 +0,0 @@ -IBM POWERNV platform sensors ----------------------------- - -Required node properties: -- compatible: must be one of - "ibm,opal-sensor-cooling-fan" - "ibm,opal-sensor-amb-temp" - "ibm,opal-sensor-power-supply" - "ibm,opal-sensor-power" -- sensor-id: an opaque id provided by the firmware to the kernel, identifies a - given sensor and its attribute data - -Example sensors node: - -cooling-fan#8-data { - sensor-id = <0x7052107>; - compatible = "ibm,opal-sensor-cooling-fan"; -}; - -amb-temp#1-thrs { - sensor-id = <0x5096000>; - compatible = "ibm,opal-sensor-amb-temp"; -}; diff --git a/Documentation/devicetree/bindings/hwmon/iio-hwmon.yaml b/Documentation/devicetree/bindings/hwmon/iio-hwmon.yaml new file mode 100644 index 000000000000..be5c7d4579bb --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/iio-hwmon.yaml @@ -0,0 +1,37 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/iio-hwmon.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: ADC-attached Hardware Sensor + +maintainers: + - Jonathan Cameron <jic23@kernel.org> + +description: > + Bindings for hardware monitoring devices connected to ADC controllers + supporting the Industrial I/O bindings. + +properties: + compatible: + const: iio-hwmon + + io-channels: + minItems: 1 + maxItems: 51 # Should be enough + description: > + List of phandles to ADC channels to read the monitoring values + +required: + - compatible + - io-channels + +additionalProperties: false + +examples: + - | + iio-hwmon { + compatible = "iio-hwmon"; + io-channels = <&adc 1>, <&adc 2>; + }; diff --git a/Documentation/devicetree/bindings/hwmon/ina2xx.txt b/Documentation/devicetree/bindings/hwmon/ina2xx.txt deleted file mode 100644 index 02af0d94e921..000000000000 --- a/Documentation/devicetree/bindings/hwmon/ina2xx.txt +++ /dev/null @@ -1,24 +0,0 @@ -ina2xx properties - -Required properties: -- compatible: Must be one of the following: - - "ti,ina209" for ina209 - - "ti,ina219" for ina219 - - "ti,ina220" for ina220 - - "ti,ina226" for ina226 - - "ti,ina230" for ina230 - - "ti,ina231" for ina231 -- reg: I2C address - -Optional properties: - -- shunt-resistor - Shunt resistor value in micro-Ohm - -Example: - -ina220@44 { - compatible = "ti,ina220"; - reg = <0x44>; - shunt-resistor = <1000>; -}; diff --git a/Documentation/devicetree/bindings/hwmon/ina3221.txt b/Documentation/devicetree/bindings/hwmon/ina3221.txt deleted file mode 100644 index fa63b6171407..000000000000 --- a/Documentation/devicetree/bindings/hwmon/ina3221.txt +++ /dev/null @@ -1,54 +0,0 @@ -Texas Instruments INA3221 Device Tree Bindings - -1) ina3221 node - Required properties: - - compatible: Must be "ti,ina3221" - - reg: I2C address - - Optional properties: - - ti,single-shot: This chip has two power modes: single-shot (chip takes one - measurement and then shuts itself down) and continuous ( - chip takes continuous measurements). The continuous mode is - more reliable and suitable for hardware monitor type device, - but the single-shot mode is more power-friendly and useful - for battery-powered device which cares power consumptions - while still needs some measurements occasionally. - If this property is present, the single-shot mode will be - used, instead of the default continuous one for monitoring. - - = The node contains optional child nodes for three channels = - = Each child node describes the information of input source = - - - #address-cells: Required only if a child node is present. Must be 1. - - #size-cells: Required only if a child node is present. Must be 0. - -2) child nodes - Required properties: - - reg: Must be 0, 1 or 2, corresponding to IN1, IN2 or IN3 port of INA3221 - - Optional properties: - - label: Name of the input source - - shunt-resistor-micro-ohms: Shunt resistor value in micro-Ohm - -Example: - -ina3221@40 { - compatible = "ti,ina3221"; - reg = <0x40>; - #address-cells = <1>; - #size-cells = <0>; - - input@0 { - reg = <0x0>; - status = "disabled"; - }; - input@1 { - reg = <0x1>; - shunt-resistor-micro-ohms = <5000>; - }; - input@2 { - reg = <0x2>; - label = "VDD_5V"; - shunt-resistor-micro-ohms = <5000>; - }; -}; diff --git a/Documentation/devicetree/bindings/hwmon/jc42.txt b/Documentation/devicetree/bindings/hwmon/jc42.txt deleted file mode 100644 index f569db58f64a..000000000000 --- a/Documentation/devicetree/bindings/hwmon/jc42.txt +++ /dev/null @@ -1,46 +0,0 @@ -Properties for Jedec JC-42.4 compatible temperature sensors - -Required properties: -- compatible: May include a device-specific string consisting of the - manufacturer and the name of the chip. A list of supported - chip names follows. - Must include "jedec,jc-42.4-temp" for any Jedec JC-42.4 - compatible temperature sensor. - - Supported chip names: - adi,adt7408 - atmel,at30ts00 - atmel,at30tse004 - onnn,cat6095 - onnn,cat34ts02 - maxim,max6604 - microchip,mcp9804 - microchip,mcp9805 - microchip,mcp9808 - microchip,mcp98243 - microchip,mcp98244 - microchip,mcp9843 - nxp,se97 - nxp,se98 - st,stts2002 - st,stts2004 - st,stts3000 - st,stts424 - st,stts424e - idt,tse2002 - idt,tse2004 - idt,ts3000 - idt,ts3001 - -- reg: I2C address - -Optional properties: -- smbus-timeout-disable: When set, the smbus timeout function will be disabled. - This is not supported on all chips. - -Example: - -temp-sensor@1a { - compatible = "jedec,jc-42.4-temp"; - reg = <0x1a>; -}; diff --git a/Documentation/devicetree/bindings/hwmon/jedec,jc42.yaml b/Documentation/devicetree/bindings/hwmon/jedec,jc42.yaml new file mode 100644 index 000000000000..bf3332153ad8 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/jedec,jc42.yaml @@ -0,0 +1,78 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/jedec,jc42.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Jedec JC-42.4 compatible temperature sensors + +maintainers: + - Jean Delvare <jdelvare@suse.com> + - Guenter Roeck <linux@roeck-us.net> + +select: + properties: + compatible: + const: jedec,jc-42.4-temp + + required: + - compatible + +properties: + compatible: + oneOf: + - const: jedec,jc-42.4-temp + - items: + - enum: + - adi,adt7408 + - atmel,at30ts00 + - atmel,at30tse004 + - idt,tse2002 + - idt,tse2004 + - idt,ts3000 + - idt,ts3001 + - maxim,max6604 + - microchip,mcp9804 + - microchip,mcp9805 + - microchip,mcp9808 + - microchip,mcp98243 + - microchip,mcp98244 + - microchip,mcp9843 + - nxp,se97 + - nxp,se97b + - nxp,se98 + - onnn,cat6095 + - onnn,cat34ts02 + - st,stts2002 + - st,stts2004 + - st,stts3000 + - st,stts424 + - st,stts424e + - const: jedec,jc-42.4-temp + + reg: + maxItems: 1 + + smbus-timeout-disable: + description: | + When set, the smbus timeout function will be disabled. This is not + supported on all chips. + type: boolean + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + temp-sensor@1a { + compatible = "jedec,jc-42.4-temp"; + reg = <0x1a>; + }; + }; diff --git a/Documentation/devicetree/bindings/hwmon/lltc,ltc4151.yaml b/Documentation/devicetree/bindings/hwmon/lltc,ltc4151.yaml new file mode 100644 index 000000000000..8f0095bb7f6e --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/lltc,ltc4151.yaml @@ -0,0 +1,44 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/lltc,ltc4151.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: LTC4151 High Voltage I2C Current and Voltage Monitor + +maintainers: + - Krzysztof Kozlowski <krzk@kernel.org> + +properties: + compatible: + const: lltc,ltc4151 + + reg: + maxItems: 1 + + shunt-resistor-micro-ohms: + description: + Shunt resistor value in micro-Ohms + default: 1000 + +required: + - compatible + - reg + +allOf: + - $ref: hwmon-common.yaml# + +unevaluatedProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + sensor@6e { + compatible = "lltc,ltc4151"; + reg = <0x6e>; + shunt-resistor-micro-ohms = <1500>; + }; + }; diff --git a/Documentation/devicetree/bindings/hwmon/lltc,ltc4286.yaml b/Documentation/devicetree/bindings/hwmon/lltc,ltc4286.yaml new file mode 100644 index 000000000000..853df9fef6c8 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/lltc,ltc4286.yaml @@ -0,0 +1,49 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/lltc,ltc4286.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: LTC4286 power monitors + +maintainers: + - Delphine CC Chiu <Delphine_CC_Chiu@Wiwynn.com> + +properties: + compatible: + enum: + - lltc,ltc4286 + - lltc,ltc4287 + + reg: + maxItems: 1 + + adi,vrange-low-enable: + description: + This property is a bool parameter to represent the + voltage range is 25.6 volts or 102.4 volts for this chip. + The default is 102.4 volts. + type: boolean + +required: + - compatible + - reg + +allOf: + - $ref: hwmon-common.yaml# + +unevaluatedProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + power-monitor@40 { + compatible = "lltc,ltc4286"; + reg = <0x40>; + adi,vrange-low-enable; + shunt-resistor-micro-ohms = <300>; + }; + }; diff --git a/Documentation/devicetree/bindings/hwmon/lm70.txt b/Documentation/devicetree/bindings/hwmon/lm70.txt deleted file mode 100644 index ea417a0d32af..000000000000 --- a/Documentation/devicetree/bindings/hwmon/lm70.txt +++ /dev/null @@ -1,22 +0,0 @@ -* LM70/TMP121/LM71/LM74 thermometer. - -Required properties: -- compatible: one of - "ti,lm70" - "ti,tmp121" - "ti,tmp122" - "ti,lm71" - "ti,lm74" - -See Documentation/devicetree/bindings/spi/spi-bus.txt for more required and -optional properties. - -Example: - -spi_master { - temperature-sensor@0 { - compatible = "ti,lm70"; - reg = <0>; - spi-max-frequency = <1000000>; - }; -}; diff --git a/Documentation/devicetree/bindings/hwmon/lm75.yaml b/Documentation/devicetree/bindings/hwmon/lm75.yaml index 96eed5cc7841..29bd7460cc26 100644 --- a/Documentation/devicetree/bindings/hwmon/lm75.yaml +++ b/Documentation/devicetree/bindings/hwmon/lm75.yaml @@ -1,4 +1,4 @@ -# SPDX-License-Identifier: GPL-2.0-only or BSD-2-Clause +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause %YAML 1.2 --- $id: http://devicetree.org/schemas/hwmon/lm75.yaml# @@ -14,6 +14,8 @@ properties: compatible: enum: - adi,adt75 + - ams,as6200 + - atmel,at30ts74 - dallas,ds1775 - dallas,ds75 - dallas,ds7505 @@ -30,6 +32,7 @@ properties: - st,stds75 - st,stlm75 - microchip,tcn75 + - ti,tmp1075 - ti,tmp100 - ti,tmp101 - ti,tmp105 @@ -46,11 +49,30 @@ properties: vs-supply: description: phandle to the regulator that provides the +VS supply + interrupts: + maxItems: 1 + required: - compatible - reg -additionalProperties: false +allOf: + - $ref: hwmon-common.yaml# + - if: + not: + properties: + compatible: + contains: + enum: + - ams,as6200 + - ti,tmp100 + - ti,tmp101 + - ti,tmp112 + then: + properties: + interrupts: false + +unevaluatedProperties: false examples: - | @@ -64,3 +86,17 @@ examples: vs-supply = <&vs>; }; }; + - | + #include <dt-bindings/interrupt-controller/irq.h> + i2c { + #address-cells = <1>; + #size-cells = <0>; + + temperature-sensor@48 { + compatible = "ams,as6200"; + reg = <0x48>; + vs-supply = <&vs>; + interrupt-parent = <&gpio1>; + interrupts = <17 IRQ_TYPE_EDGE_BOTH>; + }; + }; diff --git a/Documentation/devicetree/bindings/hwmon/lm87.txt b/Documentation/devicetree/bindings/hwmon/lm87.txt deleted file mode 100644 index e1b79903f204..000000000000 --- a/Documentation/devicetree/bindings/hwmon/lm87.txt +++ /dev/null @@ -1,30 +0,0 @@ -*LM87 hwmon sensor. - -Required properties: -- compatible: Should be - "ti,lm87" - -- reg: I2C address - -optional properties: -- has-temp3: This configures pins 18 and 19 to be used as a second - remote temperature sensing channel. By default the pins - are configured as voltage input pins in0 and in5. - -- has-in6: When set, pin 5 is configured to be used as voltage input - in6. Otherwise the pin is set as FAN1 input. - -- has-in7: When set, pin 6 is configured to be used as voltage input - in7. Otherwise the pin is set as FAN2 input. - -- vcc-supply: a Phandle for the regulator supplying power, can be - cofigured to measure 5.0V power supply. Default is 3.3V. - -Example: - -lm87@2e { - compatible = "ti,lm87"; - reg = <0x2e>; - has-temp3; - vcc-supply = <®_5v0>; -}; diff --git a/Documentation/devicetree/bindings/hwmon/lm90.txt b/Documentation/devicetree/bindings/hwmon/lm90.txt deleted file mode 100644 index 398dcb965751..000000000000 --- a/Documentation/devicetree/bindings/hwmon/lm90.txt +++ /dev/null @@ -1,51 +0,0 @@ -* LM90 series thermometer. - -Required node properties: -- compatible: manufacturer and chip name, one of - "adi,adm1032" - "adi,adt7461" - "adi,adt7461a" - "gmt,g781" - "national,lm90" - "national,lm86" - "national,lm89" - "national,lm99" - "dallas,max6646" - "dallas,max6647" - "dallas,max6649" - "dallas,max6657" - "dallas,max6658" - "dallas,max6659" - "dallas,max6680" - "dallas,max6681" - "dallas,max6695" - "dallas,max6696" - "onnn,nct1008" - "winbond,w83l771" - "nxp,sa56004" - "ti,tmp451" - -- reg: I2C bus address of the device - -- vcc-supply: vcc regulator for the supply voltage. - -Optional properties: -- interrupts: Contains a single interrupt specifier which describes the - LM90 "-ALERT" pin output. - See interrupt-controller/interrupts.txt for the format. - -- #thermal-sensor-cells: should be set to 1. See thermal/thermal-sensor.yaml - for details. See <include/dt-bindings/thermal/lm90.h> for the - definition of the local, remote and 2nd remote sensor index - constants. - -Example LM90 node: - -temp-sensor { - compatible = "onnn,nct1008"; - reg = <0x4c>; - vcc-supply = <&palmas_ldo6_reg>; - interrupt-parent = <&gpio>; - interrupts = <TEGRA_GPIO(O, 4) IRQ_TYPE_LEVEL_LOW>; - #thermal-sensor-cells = <1>; -} diff --git a/Documentation/devicetree/bindings/hwmon/ltc4151.txt b/Documentation/devicetree/bindings/hwmon/ltc4151.txt deleted file mode 100644 index d008a5ef525a..000000000000 --- a/Documentation/devicetree/bindings/hwmon/ltc4151.txt +++ /dev/null @@ -1,18 +0,0 @@ -LTC4151 High Voltage I2C Current and Voltage Monitor - -Required properties: -- compatible: Must be "lltc,ltc4151" -- reg: I2C address - -Optional properties: -- shunt-resistor-micro-ohms - Shunt resistor value in micro-Ohms - Defaults to <1000> if unset. - -Example: - -ltc4151@6e { - compatible = "lltc,ltc4151"; - reg = <0x6e>; - shunt-resistor-micro-ohms = <1500>; -}; diff --git a/Documentation/devicetree/bindings/hwmon/ltq-cputemp.txt b/Documentation/devicetree/bindings/hwmon/ltq-cputemp.txt index 33fd00a987c7..473b34c876dd 100644 --- a/Documentation/devicetree/bindings/hwmon/ltq-cputemp.txt +++ b/Documentation/devicetree/bindings/hwmon/ltq-cputemp.txt @@ -1,4 +1,4 @@ -Lantiq cpu temperatur sensor +Lantiq cpu temperature sensor Requires node properties: - compatible value : diff --git a/Documentation/devicetree/bindings/hwmon/max1619.txt b/Documentation/devicetree/bindings/hwmon/max1619.txt deleted file mode 100644 index c70dbbe1e56f..000000000000 --- a/Documentation/devicetree/bindings/hwmon/max1619.txt +++ /dev/null @@ -1,12 +0,0 @@ -Bindings for MAX1619 Temperature Sensor - -Required properties: -- compatible : "maxim,max1619" -- reg : I2C address, one of 0x18, 0x19, 0x1a, 0x29, 0x2a, 0x2b, 0x4c, or - 0x4d, 0x4e - -Example: - temp@4c { - compatible = "maxim,max1619"; - reg = <0x4c>; - }; diff --git a/Documentation/devicetree/bindings/hwmon/max6650.txt b/Documentation/devicetree/bindings/hwmon/max6650.txt deleted file mode 100644 index f6bd87d8e284..000000000000 --- a/Documentation/devicetree/bindings/hwmon/max6650.txt +++ /dev/null @@ -1,28 +0,0 @@ -Bindings for MAX6651 and MAX6650 I2C fan controllers - -Reference: -[1] https://datasheets.maximintegrated.com/en/ds/MAX6650-MAX6651.pdf - -Required properties: -- compatible : One of "maxim,max6650" or "maxim,max6651" -- reg : I2C address, one of 0x1b, 0x1f, 0x4b, 0x48. - -Optional properties, default is to retain the chip's current setting: -- maxim,fan-microvolt : The supply voltage of the fan, either 5000000 uV or - 12000000 uV. -- maxim,fan-prescale : Pre-scaling value, as per datasheet [1]. Lower values - allow more fine-grained control of slower fans. - Valid: 1, 2, 4, 8, 16. -- maxim,fan-target-rpm: Initial requested fan rotation speed. If specified, the - driver selects closed-loop mode and the requested speed. - This ensures the fan is already running before userspace - takes over. - -Example: - fan-max6650: max6650@1b { - reg = <0x1b>; - compatible = "maxim,max6650"; - maxim,fan-microvolt = <12000000>; - maxim,fan-prescale = <4>; - maxim,fan-target-rpm = <1200>; - }; diff --git a/Documentation/devicetree/bindings/hwmon/maxim,max6650.yaml b/Documentation/devicetree/bindings/hwmon/maxim,max6650.yaml new file mode 100644 index 000000000000..2c26104a5e16 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/maxim,max6650.yaml @@ -0,0 +1,70 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- + +$id: http://devicetree.org/schemas/hwmon/maxim,max6650.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Maxim MAX6650 and MAX6651 I2C Fan Controllers + +maintainers: + - Javier Carrasco <javier.carrasco.cruz@gmail.com> + +description: | + The MAX6650 and MAX6651 regulate and monitor the speed + of 5VDC/12VDC burshless fans with built-in tachometers. + + Datasheets: + https://datasheets.maximintegrated.com/en/ds/MAX6650-MAX6651.pdf + +properties: + compatible: + enum: + - maxim,max6650 + - maxim,max6651 + + reg: + maxItems: 1 + + maxim,fan-microvolt: + description: + The supply voltage of the fan, either 5000000 uV or + 12000000 uV. + enum: [5000000, 12000000] + + maxim,fan-prescale: + description: + Pre-scaling value, as per datasheet. Lower values + allow more fine-grained control of slower fans. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [1, 2, 4, 8, 16] + + maxim,fan-target-rpm: + description: + Initial requested fan rotation speed. If specified, the + driver selects closed-loop mode and the requested speed. + This ensures the fan is already running before userspace + takes over. + $ref: /schemas/types.yaml#/definitions/uint32 + maximum: 30000 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + fan-controller@1b { + compatible = "maxim,max6650"; + reg = <0x1b>; + maxim,fan-microvolt = <12000000>; + maxim,fan-prescale = <4>; + maxim,fan-target-rpm = <1200>; + }; + }; diff --git a/Documentation/devicetree/bindings/hwmon/mcp3021.txt b/Documentation/devicetree/bindings/hwmon/mcp3021.txt deleted file mode 100644 index 294318ba6914..000000000000 --- a/Documentation/devicetree/bindings/hwmon/mcp3021.txt +++ /dev/null @@ -1,21 +0,0 @@ -mcp3021 properties - -Required properties: -- compatible: Must be one of the following: - - "microchip,mcp3021" for mcp3021 - - "microchip,mcp3221" for mcp3221 -- reg: I2C address - -Optional properties: - -- reference-voltage-microvolt - Reference voltage in microvolt (uV) - -Example: - -mcp3021@4d { - compatible = "microchip,mcp3021"; - reg = <0x4d>; - - reference-voltage-microvolt = <4500000>; /* 4.5 V */ -}; diff --git a/Documentation/devicetree/bindings/hwmon/microchip,lan966x.yaml b/Documentation/devicetree/bindings/hwmon/microchip,lan966x.yaml new file mode 100644 index 000000000000..390dd6755ff5 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/microchip,lan966x.yaml @@ -0,0 +1,53 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/microchip,lan966x.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Microchip LAN966x Hardware Monitor + +maintainers: + - Michael Walle <michael@walle.cc> + +description: | + Microchip LAN966x temperature monitor and fan controller + +properties: + compatible: + enum: + - microchip,lan9668-hwmon + + reg: + items: + - description: PVT registers + - description: FAN registers + + reg-names: + items: + - const: pvt + - const: fan + + clocks: + maxItems: 1 + + '#thermal-sensor-cells': + const: 0 + +required: + - compatible + - reg + - reg-names + - clocks + +additionalProperties: false + +examples: + - | + hwmon: hwmon@e2010180 { + compatible = "microchip,lan9668-hwmon"; + reg = <0xe2010180 0xc>, + <0xe20042a8 0xc>; + reg-names = "pvt", "fan"; + clocks = <&sys_clk>; + #thermal-sensor-cells = <0>; + }; diff --git a/Documentation/devicetree/bindings/hwmon/microchip,mcp3021.yaml b/Documentation/devicetree/bindings/hwmon/microchip,mcp3021.yaml new file mode 100644 index 000000000000..f5e104c1b0d0 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/microchip,mcp3021.yaml @@ -0,0 +1,43 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/microchip,mcp3021.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Microchip MCP3021 A/D converter + +maintainers: + - Krzysztof Kozlowski <krzk@kernel.org> + +properties: + compatible: + enum: + - microchip,mcp3021 + - microchip,mcp3221 + + reg: + maxItems: 1 + + reference-voltage-microvolt: + description: + VDD supply power and reference voltage + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + adc@4d { + compatible = "microchip,mcp3021"; + reg = <0x4d>; + + reference-voltage-microvolt = <4500000>; /* 4.5 V */ + }; + }; diff --git a/Documentation/devicetree/bindings/hwmon/microchip,sparx5-temp.yaml b/Documentation/devicetree/bindings/hwmon/microchip,sparx5-temp.yaml index 76be625d5646..51e8619dbf3c 100644 --- a/Documentation/devicetree/bindings/hwmon/microchip,sparx5-temp.yaml +++ b/Documentation/devicetree/bindings/hwmon/microchip,sparx5-temp.yaml @@ -22,7 +22,7 @@ properties: clocks: items: - - description: AHB reference clock + - description: System reference clock '#thermal-sensor-cells': const: 0 @@ -40,5 +40,5 @@ examples: compatible = "microchip,sparx5-temp"; reg = <0x10508110 0xc>; #thermal-sensor-cells = <0>; - clocks = <&ahb_clk>; + clocks = <&sys_clk>; }; diff --git a/Documentation/devicetree/bindings/hwmon/moortec,mr75203.yaml b/Documentation/devicetree/bindings/hwmon/moortec,mr75203.yaml index 6f3e3c01f717..56db2292f062 100644 --- a/Documentation/devicetree/bindings/hwmon/moortec,mr75203.yaml +++ b/Documentation/devicetree/bindings/hwmon/moortec,mr75203.yaml @@ -4,11 +4,37 @@ $id: http://devicetree.org/schemas/hwmon/moortec,mr75203.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# -title: Moortec Semiconductor MR75203 PVT Controller bindings +title: Moortec Semiconductor MR75203 PVT Controller maintainers: - Rahul Tanwar <rtanwar@maxlinear.com> +description: | + A Moortec PVT (Process, Voltage, Temperature) monitoring logic design can + include many different units. + Such a design will usually consists of several Moortec's embedded analog IPs, + and a single Moortec controller (mr75203) to configure and control the IPs. + + Some of the Moortec's analog hard IPs that can be used in a design: + *) Temperature Sensor (TS) - used to monitor core temperature (e.g. mr74137). + *) Voltage Monitor (VM) - used to monitor voltage levels (e.g. mr74138). + *) Process Detector (PD) - used to assess silicon speed (e.g. mr74139). + *) Delay Chain - ring oscillator connected to the PD, used to measure IO + based transistors (e.g. mr76008 ring oscillator at 1.1V, mr76007 ring + oscillator at 1.8V). + *) Pre Scaler - provides divide-by-X scaling of input voltage, which can then + be presented for VM for measurement within its range (e.g. mr76006 - + divide by 2 pre-scaler). + + TS, VM & PD also include a digital interface, which consists of configuration + inputs and measurement outputs. + + Some of the units have number of series, each series can have slightly + different characteristics. + + The mr75203 binding describes configuration for the controller unit, but also + for some of the analog IPs. + properties: compatible: const: moortec,mr75203 @@ -16,7 +42,7 @@ properties: reg: items: - description: PVT common registers - - description: PVT temprature sensor registers + - description: PVT temperature sensor registers - description: PVT process detector registers - description: PVT voltage monitor registers @@ -32,7 +58,7 @@ properties: PVT controller has 5 VM (voltage monitor) sensors. vm-map defines CPU core to VM instance mapping. A value of 0xff means that VM sensor is unused. - $ref: /schemas/types.yaml#definitions/uint8-array + $ref: /schemas/types.yaml#/definitions/uint8-array maxItems: 5 clocks: @@ -44,13 +70,76 @@ properties: "#thermal-sensor-cells": const: 1 + moortec,vm-active-channels: + description: + Defines the number of channels per VM that are actually used and are + connected to some input source. + Maximum number of items - number of VMs. + Maximum value of each item - number of channels. + Minimum value of each item - 0 (which means entire VM sensor is not used). + $ref: /schemas/types.yaml#/definitions/uint8-array + + moortec,vm-pre-scaler-x2: + description: + Defines the channels that use a mr76006 pre-scaler to divide the input + source by 2. + The pre-scaler is used for input sources that exceed the VM input range. + The driver uses this information to present to the user with the actual + value of the voltage source. + For channels that are not listed, no pre-scaler is assumed. + Maximum number of items - total number of channels in all VMs. + Each channel should not appear more than once. + $ref: /schemas/types.yaml#/definitions/uint8-array + + moortec,ts-series: + description: + Definition of the temperature equation and coefficients that shall be + used to convert the digital output to value in milli-Celsius. + minimum: 5 + maximum: 6 + default: 5 + $ref: /schemas/types.yaml#/definitions/uint32 + + moortec,ts-coeff-g: + description: + G coefficient for temperature equation. + Default for series 5 = 60000 + Default for series 6 = 57400 + multipleOf: 100 + minimum: 1000 + $ref: /schemas/types.yaml#/definitions/uint32 + + moortec,ts-coeff-h: + description: + H coefficient for temperature equation. + Default for series 5 = 200000 + Default for series 6 = 249400 + multipleOf: 100 + minimum: 1000 + $ref: /schemas/types.yaml#/definitions/uint32 + + moortec,ts-coeff-cal5: + description: + cal5 coefficient for temperature equation. + Default for series 5 = 4094 + Default for series 6 = 4096 + minimum: 1 + $ref: /schemas/types.yaml#/definitions/uint32 + + moortec,ts-coeff-j: + description: + J coefficient for temperature equation. + Default for series 5 = -100 + Default for series 6 = 0 + multipleOf: 100 + maximum: 0 + $ref: /schemas/types.yaml#/definitions/int32 + required: - compatible - reg - reg-names - - intel,vm-map - clocks - - resets - "#thermal-sensor-cells" additionalProperties: false @@ -67,5 +156,9 @@ examples: intel,vm-map = [03 01 04 ff ff]; clocks = <&osc0>; resets = <&rcu0 0x40 7>; + moortec,vm-active-channels = /bits/ 8 <0x10 0x05>; + moortec,vm-pre-scaler-x2 = /bits/ 8 <5 6 20>; + moortec,ts-coeff-g = <61400>; + moortec,ts-coeff-h = <253700>; #thermal-sensor-cells = <1>; }; diff --git a/Documentation/devicetree/bindings/hwmon/national,lm90.yaml b/Documentation/devicetree/bindings/hwmon/national,lm90.yaml new file mode 100644 index 000000000000..6e59c8fdef30 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/national,lm90.yaml @@ -0,0 +1,227 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/national,lm90.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: LM90 series thermometer + +maintainers: + - Jean Delvare <jdelvare@suse.com> + - Guenter Roeck <linux@roeck-us.net> + +properties: + compatible: + enum: + - adi,adm1032 + - adi,adt7461 + - adi,adt7461a + - adi,adt7481 + - dallas,max6646 + - dallas,max6647 + - dallas,max6649 + - dallas,max6657 + - dallas,max6658 + - dallas,max6659 + - dallas,max6680 + - dallas,max6681 + - dallas,max6695 + - dallas,max6696 + - gmt,g781 + - national,lm86 + - national,lm89 + - national,lm90 + - national,lm99 + - nxp,sa56004 + - onnn,nct1008 + - ti,tmp451 + - ti,tmp461 + - winbond,w83l771 + + + interrupts: + items: + - description: | + Single interrupt specifier which describes the LM90 "-ALERT" pin + output. + + reg: + maxItems: 1 + + "#thermal-sensor-cells": + const: 1 + + '#address-cells': + const: 1 + + '#size-cells': + const: 0 + + vcc-supply: + description: phandle to the regulator that provides the +VCC supply + + ti,extended-range-enable: + description: Set to enable extended range temperature. + type: boolean + +required: + - compatible + - reg + +patternProperties: + "^channel@([0-2])$": + type: object + description: Represents channels of the device and their specific configuration. + + properties: + reg: + description: The channel number. 0 is local channel, 1-2 are remote channels. + items: + minimum: 0 + maximum: 2 + + label: + description: A descriptive name for this channel, like "ambient" or "psu". + + temperature-offset-millicelsius: + description: Temperature offset to be added to or subtracted from remote temperature measurements. + + required: + - reg + + additionalProperties: false + +allOf: + - if: + not: + properties: + compatible: + contains: + enum: + - adi,adt7461 + - adi,adt7461a + - adi,adt7481 + - ti,tmp451 + - ti,tmp461 + then: + properties: + ti,extended-range-enable: false + + - if: + properties: + compatible: + contains: + enum: + - dallas,max6646 + - dallas,max6647 + - dallas,max6649 + - dallas,max6657 + - dallas,max6658 + - dallas,max6659 + - dallas,max6695 + - dallas,max6696 + then: + patternProperties: + "^channel@([0-2])$": + properties: + temperature-offset-millicelsius: false + + - if: + properties: + compatible: + contains: + enum: + - adi,adt7461 + - adi,adt7461a + - adi,adt7481 + - onnn,nct1008 + then: + patternProperties: + "^channel@([0-2])$": + properties: + temperature-offset-millicelsius: + maximum: 127750 + + - if: + properties: + compatible: + contains: + enum: + - adi,adm1032 + - dallas,max6680 + - dallas,max6681 + - gmt,g781 + - national,lm86 + - national,lm89 + - national,lm90 + - national,lm99 + - nxp,sa56004 + - winbond,w83l771 + then: + patternProperties: + "^channel@([0-2])$": + properties: + temperature-offset-millicelsius: + maximum: 127875 + + - if: + properties: + compatible: + contains: + enum: + - ti,tmp451 + - ti,tmp461 + then: + patternProperties: + "^channel@([0-2])$": + properties: + temperature-offset-millicelsius: + maximum: 127937 + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + sensor@4c { + compatible = "onnn,nct1008"; + reg = <0x4c>; + vcc-supply = <&palmas_ldo6_reg>; + interrupts = <4 IRQ_TYPE_LEVEL_LOW>; + #thermal-sensor-cells = <1>; + }; + }; + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + sensor@4c { + compatible = "adi,adt7481"; + reg = <0x4c>; + #address-cells = <1>; + #size-cells = <0>; + + channel@0 { + reg = <0x0>; + label = "local"; + }; + + channel@1 { + reg = <0x1>; + label = "front"; + temperature-offset-millicelsius = <4000>; + }; + + channel@2 { + reg = <0x2>; + label = "back"; + temperature-offset-millicelsius = <750>; + }; + }; + }; diff --git a/Documentation/devicetree/bindings/hwmon/npcm750-pwm-fan.txt b/Documentation/devicetree/bindings/hwmon/npcm750-pwm-fan.txt index 28f43e929f6d..18095ba87a5a 100644 --- a/Documentation/devicetree/bindings/hwmon/npcm750-pwm-fan.txt +++ b/Documentation/devicetree/bindings/hwmon/npcm750-pwm-fan.txt @@ -1,12 +1,16 @@ -Nuvoton NPCM7xx PWM and Fan Tacho controller device +Nuvoton NPCM PWM and Fan Tacho controller device The Nuvoton BMC NPCM7XX supports 8 Pulse-width modulation (PWM) controller outputs and 16 Fan tachometer controller inputs. +The Nuvoton BMC NPCM8XX supports 12 Pulse-width modulation (PWM) +controller outputs and 16 Fan tachometer controller inputs. + Required properties for pwm-fan node - #address-cells : should be 1. - #size-cells : should be 0. - compatible : "nuvoton,npcm750-pwm-fan" for Poleg NPCM7XX. + : "nuvoton,npcm845-pwm-fan" for Arbel NPCM8XX. - reg : specifies physical base address and size of the registers. - reg-names : must contain: * "pwm" for the PWM registers. @@ -23,7 +27,7 @@ Required properties for pwm-fan node fan subnode format: =================== Under fan subnode can be upto 8 child nodes, each child node representing a fan. -Each fan subnode must have one PWM channel and atleast one Fan tach channel. +Each fan subnode must have one PWM channel and at least one Fan tach channel. For PWM channel can be configured cooling-levels to create cooling device. Cooling device could be bound to a thermal zone for the thermal control. diff --git a/Documentation/devicetree/bindings/hwmon/ntc-thermistor.yaml b/Documentation/devicetree/bindings/hwmon/ntc-thermistor.yaml new file mode 100644 index 000000000000..3d0146e20d3e --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/ntc-thermistor.yaml @@ -0,0 +1,141 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +--- +$id: http://devicetree.org/schemas/hwmon/ntc-thermistor.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NTC thermistor temperature sensors + +maintainers: + - Linus Walleij <linus.walleij@linaro.org> + +description: | + Thermistors with negative temperature coefficient (NTC) are resistors that + vary in resistance in an often non-linear way in relation to temperature. + The negative temperature coefficient means that the resistance decreases + as the temperature rises. Since the relationship between resistance and + temperature is non-linear, software drivers most often need to use a look + up table and interpolation to get from resistance to temperature. + + When used in practice, a thermistor is often connected between ground, a + pull-up resistor or/and a pull-down resistor and a fixed voltage like this: + + + e.g. 5V = pull-up voltage (puv) + | + +-+ + | | + | | Pull-up resistor + | | (puo) + +-+ + |-------------------------o + +-+ | ^ + | |/ | + | / | + |/| Thermistor | Measured voltage (mv) + / | | "connected ground" + /| | | + +-+ | + |-------------------------o + +-+ ^ + | | | + | | Pull-down resistor | Measured voltage (mv) + | | (pdo) | "connected positive" + +-+ | + | | + | v + + GND GND + + The arrangements of where we measure the voltage over the thermistor are + called "connected ground" and "connected positive" and shall be understood as + the cases when either pull-up or pull-down resistance is zero. + + If the pull-up resistance is 0 one end of the thermistor is connected to the + positive voltage and we get the thermistor on top of a pull-down resistor + and we take the measure between the thermistor and the pull-down resistor. + + Conversely if the pull-down resistance is zero, one end of the thermistor is + connected to ground and we get the thermistor under the pull-up resistor + and we take the measure between the pull-up resistor and the thermistor. + + We can use both pull-up and pull-down resistors at the same time, and then + the figure illustrates where the voltage will be measured for the "connected + ground" and "connected positive" cases. + +properties: + $nodename: + pattern: "^thermistor(.*)?$" + + compatible: + oneOf: + - const: epcos,b57330v2103 + - const: epcos,b57891s0103 + - const: murata,ncp15wb473 + - const: murata,ncp18wb473 + - const: murata,ncp21wb473 + - const: murata,ncp03wb473 + - const: murata,ncp15wl333 + - const: murata,ncp03wf104 + - const: murata,ncp15xh103 + - const: samsung,1404-001221 + # Deprecated "ntp," compatible strings + - const: ntc,ncp15wb473 + deprecated: true + - const: ntc,ncp18wb473 + deprecated: true + - const: ntc,ncp21wb473 + deprecated: true + - const: ntc,ncp03wb473 + deprecated: true + - const: ntc,ncp15wl333 + deprecated: true + + "#thermal-sensor-cells": + description: Thermal sensor cells if used for thermal sensoring. + const: 0 + + pullup-uv: + $ref: /schemas/types.yaml#/definitions/uint32 + description: Pull-up voltage in micro volts. Must always be specified. + + pullup-ohm: + $ref: /schemas/types.yaml#/definitions/uint32 + description: Pull-up resistance in ohms. Must always be specified, even + if zero. + + pulldown-ohm: + $ref: /schemas/types.yaml#/definitions/uint32 + description: Pull-down resistance in ohms. Must always be specified, even + if zero. + + connected-positive: + $ref: /schemas/types.yaml#/definitions/flag + description: Indicates how the thermistor is connected in series with + a pull-up and/or a pull-down resistor. See the description above for + an illustration. If this flag is NOT specified, the thermistor is assumed + to be connected-ground, which usually means a pull-down resistance of + zero but complex arrangements are possible. + + # See /schemas/iio/adc/adc.yaml + io-channels: + maxItems: 1 + description: IIO ADC channel to read the voltage over the resistor. Must + always be specified. + +required: + - compatible + - pullup-uv + - pullup-ohm + - pulldown-ohm + - io-channels + +additionalProperties: false + +examples: + - | + thermistor { + compatible = "murata,ncp18wb473"; + io-channels = <&gpadc 0x06>; + pullup-uv = <1800000>; + pullup-ohm = <220000>; + pulldown-ohm = <0>; + #thermal-sensor-cells = <0>; + }; diff --git a/Documentation/devicetree/bindings/hwmon/ntc_thermistor.txt b/Documentation/devicetree/bindings/hwmon/ntc_thermistor.txt deleted file mode 100644 index 37f18d684f6a..000000000000 --- a/Documentation/devicetree/bindings/hwmon/ntc_thermistor.txt +++ /dev/null @@ -1,44 +0,0 @@ -NTC Thermistor hwmon sensors -------------------------------- - -Requires node properties: -- "compatible" value : one of - "epcos,b57330v2103" - "epcos,b57891s0103" - "murata,ncp15wb473" - "murata,ncp18wb473" - "murata,ncp21wb473" - "murata,ncp03wb473" - "murata,ncp15wl333" - "murata,ncp03wf104" - "murata,ncp15xh103" - -/* Usage of vendor name "ntc" is deprecated */ -<DEPRECATED> "ntc,ncp15wb473" -<DEPRECATED> "ntc,ncp18wb473" -<DEPRECATED> "ntc,ncp21wb473" -<DEPRECATED> "ntc,ncp03wb473" -<DEPRECATED> "ntc,ncp15wl333" - -- "pullup-uv" Pull up voltage in micro volts -- "pullup-ohm" Pull up resistor value in ohms -- "pulldown-ohm" Pull down resistor value in ohms -- "connected-positive" Always ON, If not specified. - Status change is possible. -- "io-channels" Channel node of ADC to be used for - conversion. - -Optional node properties: -- "#thermal-sensor-cells" Used to expose itself to thermal fw. - -Read more about iio bindings at - Documentation/devicetree/bindings/iio/iio-bindings.txt - -Example: - ncp15wb473@0 { - compatible = "murata,ncp15wb473"; - pullup-uv = <1800000>; - pullup-ohm = <47000>; - pulldown-ohm = <0>; - io-channels = <&adc 3>; - }; diff --git a/Documentation/devicetree/bindings/hwmon/nuvoton,nct6775.yaml b/Documentation/devicetree/bindings/hwmon/nuvoton,nct6775.yaml new file mode 100644 index 000000000000..e3db642878d4 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/nuvoton,nct6775.yaml @@ -0,0 +1,58 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- + +$id: http://devicetree.org/schemas/hwmon/nuvoton,nct6775.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Nuvoton NCT6775 and compatible Super I/O chips + +maintainers: + - Zev Weiss <zev@bewilderbeest.net> + +properties: + compatible: + enum: + - nuvoton,nct6106 + - nuvoton,nct6116 + - nuvoton,nct6775 + - nuvoton,nct6776 + - nuvoton,nct6779 + - nuvoton,nct6791 + - nuvoton,nct6792 + - nuvoton,nct6793 + - nuvoton,nct6795 + - nuvoton,nct6796 + - nuvoton,nct6797 + - nuvoton,nct6798 + - nuvoton,nct6799 + + reg: + maxItems: 1 + + nuvoton,tsi-channel-mask: + description: + Bitmask indicating which TSI temperature sensor channels are + active. LSB is TSI0, bit 1 is TSI1, etc. + $ref: /schemas/types.yaml#/definitions/uint32 + maximum: 0xff + default: 0 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + superio@4d { + compatible = "nuvoton,nct6779"; + reg = <0x4d>; + nuvoton,tsi-channel-mask = <0x03>; + }; + }; diff --git a/Documentation/devicetree/bindings/hwmon/nuvoton,nct7802.yaml b/Documentation/devicetree/bindings/hwmon/nuvoton,nct7802.yaml new file mode 100644 index 000000000000..cd8dcd797031 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/nuvoton,nct7802.yaml @@ -0,0 +1,145 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- + +$id: http://devicetree.org/schemas/hwmon/nuvoton,nct7802.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Nuvoton NCT7802Y Hardware Monitoring IC + +maintainers: + - Guenter Roeck <linux@roeck-us.net> + +description: | + The NCT7802Y is a hardware monitor IC which supports one on-die and up to + 5 remote temperature sensors with SMBus interface. + + Datasheets: + https://www.nuvoton.com/export/resource-files/Nuvoton_NCT7802Y_Datasheet_V12.pdf + +additionalProperties: false + +properties: + compatible: + enum: + - nuvoton,nct7802 + + reg: + maxItems: 1 + + "#address-cells": + const: 1 + + "#size-cells": + const: 0 + +patternProperties: + "^channel@[0-3]$": + type: object + + additionalProperties: false + + properties: + reg: + items: + - enum: + - 0 # Local Temperature Sensor ("LTD") + - 1 # Remote Temperature Sensor or Voltage Sensor 1 ("RTD1") + - 2 # Remote Temperature Sensor or Voltage Sensor 2 ("RTD2") + - 3 # Remote Temperature Sensor or Voltage Sensor 3 ("RTD3") + + sensor-type: + items: + - enum: + - temperature + - voltage + + temperature-mode: + items: + - enum: + - thermistor + - thermal-diode + + required: + - reg + + allOf: + # For channels RTD1, RTD2 and RTD3, require sensor-type to be set. + # Otherwise (for all other channels), do not allow temperature-mode to be + # set. + - if: + properties: + reg: + items: + - enum: + - 1 + - 2 + - 3 + then: + required: + - sensor-type + else: + not: + required: + - sensor-type + + # For channels RTD1 and RTD2 and if sensor-type is "temperature", require + # temperature-mode to be set. Otherwise (for all other channels or + # sensor-type settings), do not allow temperature-mode to be set + - if: + properties: + reg: + items: + - enum: + - 1 + - 2 + sensor-type: + items: + - enum: + - temperature + then: + required: + - temperature-mode + else: + not: + required: + - temperature-mode + +required: + - compatible + - reg + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + nct7802@28 { + compatible = "nuvoton,nct7802"; + reg = <0x28>; + + #address-cells = <1>; + #size-cells = <0>; + + channel@0 { /* LTD */ + reg = <0>; + }; + + channel@1 { /* RTD1 */ + reg = <1>; + sensor-type = "voltage"; + }; + + channel@2 { /* RTD2 */ + reg = <2>; + sensor-type = "temperature"; + temperature-mode = "thermal-diode"; + }; + + channel@3 { /* RTD3 */ + reg = <3>; + sensor-type = "temperature"; + }; + }; + }; diff --git a/Documentation/devicetree/bindings/hwmon/nxp,mc34vr500.yaml b/Documentation/devicetree/bindings/hwmon/nxp,mc34vr500.yaml new file mode 100644 index 000000000000..48d654e52114 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/nxp,mc34vr500.yaml @@ -0,0 +1,36 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/nxp,mc34vr500.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NXP MC34VR500 hwmon sensor + +maintainers: + - Mario Kicherer <dev@kicherer.org> + +properties: + compatible: + enum: + - nxp,mc34vr500 + + reg: + maxItems: 1 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + pmic@8 { + compatible = "nxp,mc34vr500"; + reg = <0x08>; + }; + }; diff --git a/Documentation/devicetree/bindings/hwmon/pmbus/adi,adp1050.yaml b/Documentation/devicetree/bindings/hwmon/pmbus/adi,adp1050.yaml new file mode 100644 index 000000000000..10c2204bc3df --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/pmbus/adi,adp1050.yaml @@ -0,0 +1,49 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/pmbus/adi,adp1050.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Analog Devices ADP1050 digital controller with PMBus interface + +maintainers: + - Radu Sabau <radu.sabau@analog.com> + +description: | + The ADP1050 is used to monitor system voltages, currents and temperatures. + Through the PMBus interface, the ADP1050 targets isolated power supplies + and has four individual monitors for input/output voltage, input current + and temperature. + Datasheet: + https://www.analog.com/en/products/adp1050.html + +properties: + compatible: + const: adi,adp1050 + + reg: + maxItems: 1 + + vcc-supply: true + +required: + - compatible + - reg + - vcc-supply + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + clock-frequency = <100000>; + + hwmon@70 { + compatible = "adi,adp1050"; + reg = <0x70>; + vcc-supply = <&vcc>; + }; + }; +... diff --git a/Documentation/devicetree/bindings/hwmon/pmbus/infineon,tda38640.yaml b/Documentation/devicetree/bindings/hwmon/pmbus/infineon,tda38640.yaml new file mode 100644 index 000000000000..5c4e52b472ad --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/pmbus/infineon,tda38640.yaml @@ -0,0 +1,77 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- + +$id: http://devicetree.org/schemas/hwmon/pmbus/infineon,tda38640.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Infineon TDA38640 Synchronous Buck Regulator with SVID and I2C + +maintainers: + - Naresh Solanki <naresh.solanki@9elements.com> + +description: | + The Infineon TDA38640 is a 40A Single-voltage Synchronous Buck + Regulator with SVID and I2C designed for Industrial use. + + Datasheet: https://www.infineon.com/dgdl/Infineon-TDA38640-0000-DataSheet-v02_04-EN.pdf?fileId=8ac78c8c80027ecd018042f2337f00c9 + +properties: + compatible: + enum: + - infineon,tda38640 + + reg: + maxItems: 1 + + infineon,en-pin-fixed-level: + description: + Indicates that the chip EN pin is at fixed level or left + unconnected(has internal pull-down). + type: boolean + + interrupts: + maxItems: 1 + + regulators: + type: object + description: + list of regulators provided by this controller. + + properties: + vout: + $ref: /schemas/regulator/regulator.yaml# + type: object + + unevaluatedProperties: false + + additionalProperties: false + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + i2c { + #address-cells = <1>; + #size-cells = <0>; + + tda38640@40 { + compatible = "infineon,tda38640"; + reg = <0x40>; + + interrupt-parent = <&smb_pex_cpu0_event>; + interrupts = <10 IRQ_TYPE_LEVEL_LOW>; + + regulators { + pvnn_main_cpu0: vout { + regulator-name = "pvnn_main_cpu0"; + regulator-enable-ramp-delay = <200>; + }; + }; + }; + }; diff --git a/Documentation/devicetree/bindings/hwmon/pmbus/ti,lm25066.yaml b/Documentation/devicetree/bindings/hwmon/pmbus/ti,lm25066.yaml new file mode 100644 index 000000000000..a20f140dc79a --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/pmbus/ti,lm25066.yaml @@ -0,0 +1,69 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- + +$id: http://devicetree.org/schemas/hwmon/pmbus/ti,lm25066.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: National Semiconductor/Texas Instruments LM250x6/LM506x power-management ICs + +maintainers: + - Zev Weiss <zev@bewilderbeest.net> + +description: | + The LM25066 family of power-management ICs (a.k.a. hot-swap + controllers or eFuses in various contexts) are PMBus devices that + offer temperature, current, voltage, and power monitoring. + + Datasheet: https://www.ti.com/lit/ds/symlink/lm25066.pdf + +properties: + compatible: + enum: + - ti,lm25056 + - ti,lm25066 + - ti,lm5064 + - ti,lm5066 + - ti,lm5066i + + reg: + maxItems: 1 + + shunt-resistor-micro-ohms: + description: + Shunt (sense) resistor value in micro-Ohms + default: 1000 + + regulators: + type: object + + properties: + vout: + $ref: /schemas/regulator/regulator.yaml# + type: object + + unevaluatedProperties: false + + additionalProperties: false + +required: + - compatible + - reg + +allOf: + - $ref: /schemas/hwmon/hwmon-common.yaml# + +unevaluatedProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + pmic@40 { + compatible = "ti,lm25066"; + reg = <0x40>; + shunt-resistor-micro-ohms = <675>; + }; + }; diff --git a/Documentation/devicetree/bindings/hwmon/pwm-fan.txt b/Documentation/devicetree/bindings/hwmon/pwm-fan.txt deleted file mode 100644 index 41b76762953a..000000000000 --- a/Documentation/devicetree/bindings/hwmon/pwm-fan.txt +++ /dev/null @@ -1,57 +0,0 @@ -Bindings for a fan connected to the PWM lines - -Required properties: -- compatible : "pwm-fan" -- pwms : the PWM that is used to control the PWM fan -- cooling-levels : PWM duty cycle values in a range from 0 to 255 - which correspond to thermal cooling states - -Optional properties: -- fan-supply : phandle to the regulator that provides power to the fan -- interrupts : This contains a single interrupt specifier which - describes the tachometer output of the fan as an - interrupt source. The output signal must generate a - defined number of interrupts per fan revolution, which - require that it must be self resetting edge interrupts. - See interrupt-controller/interrupts.txt for the format. -- pulses-per-revolution : define the tachometer pulses per fan revolution as - an integer (default is 2 interrupts per revolution). - The value must be greater than zero. - -Example: - fan0: pwm-fan { - compatible = "pwm-fan"; - #cooling-cells = <2>; - pwms = <&pwm 0 10000 0>; - cooling-levels = <0 102 170 230>; - }; - - thermal-zones { - cpu_thermal: cpu-thermal { - thermal-sensors = <&tmu 0>; - polling-delay-passive = <0>; - polling-delay = <0>; - trips { - cpu_alert1: cpu-alert1 { - temperature = <100000>; /* millicelsius */ - hysteresis = <2000>; /* millicelsius */ - type = "passive"; - }; - }; - cooling-maps { - map0 { - trip = <&cpu_alert1>; - cooling-device = <&fan0 0 1>; - }; - }; - }; - -Example 2: - fan0: pwm-fan { - compatible = "pwm-fan"; - pwms = <&pwm 0 40000 0>; - fan-supply = <®_fan>; - interrupt-parent = <&gpio5>; - interrupts = <1 IRQ_TYPE_EDGE_FALLING>; - pulses-per-revolution = <2>; - }; diff --git a/Documentation/devicetree/bindings/hwmon/pwm-fan.yaml b/Documentation/devicetree/bindings/hwmon/pwm-fan.yaml new file mode 100644 index 000000000000..4e5abf7580cc --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/pwm-fan.yaml @@ -0,0 +1,97 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/pwm-fan.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Fan connected to PWM lines + +maintainers: + - Jean Delvare <jdelvare@suse.com> + - Guenter Roeck <linux@roeck-us.net> + +properties: + compatible: + const: pwm-fan + + cooling-levels: + description: PWM duty cycle values corresponding to thermal cooling states. + $ref: /schemas/types.yaml#/definitions/uint32-array + items: + maximum: 255 + + fan-supply: + description: Phandle to the regulator that provides power to the fan. + + interrupts: + description: + This contains an interrupt specifier for each fan tachometer output + connected to an interrupt source. The output signal must generate a + defined number of interrupts per fan revolution, which require that + it must be self resetting edge interrupts. + maxItems: 1 + + pulses-per-revolution: + description: + Define the number of pulses per fan revolution for each tachometer + input as an integer. + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 1 + maximum: 4 + default: 2 + + pwms: + description: The PWM that is used to control the fan. + maxItems: 1 + + "#cooling-cells": true + +required: + - compatible + - pwms + +additionalProperties: false + +examples: + - | + pwm-fan { + compatible = "pwm-fan"; + cooling-levels = <0 102 170 230>; + pwms = <&pwm 0 10000 0>; + #cooling-cells = <2>; + }; + + thermal-zones { + cpu_thermal: cpu-thermal { + thermal-sensors = <&tmu 0>; + polling-delay-passive = <0>; + polling-delay = <0>; + + trips { + cpu_alert1: cpu-alert1 { + temperature = <100000>; /* millicelsius */ + hysteresis = <2000>; /* millicelsius */ + type = "passive"; + }; + }; + + cooling-maps { + map0 { + trip = <&cpu_alert1>; + cooling-device = <&fan0 0 1>; + }; + }; + }; + }; + + - | + #include <dt-bindings/interrupt-controller/irq.h> + + pwm-fan { + compatible = "pwm-fan"; + pwms = <&pwm 0 40000 0>; + fan-supply = <®_fan>; + interrupt-parent = <&gpio5>; + interrupts = <1 IRQ_TYPE_EDGE_FALLING>; + pulses-per-revolution = <2>; + }; diff --git a/Documentation/devicetree/bindings/hwmon/sensirion,sht15.yaml b/Documentation/devicetree/bindings/hwmon/sensirion,sht15.yaml new file mode 100644 index 000000000000..14ac783c9a5f --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/sensirion,sht15.yaml @@ -0,0 +1,43 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/sensirion,sht15.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Sensirion SHT15 humidity and temperature sensor + +maintainers: + - Krzysztof Kozlowski <krzk@kernel.org> + +properties: + compatible: + const: sensirion,sht15 + + clk-gpios: + maxItems: 1 + + data-gpios: + maxItems: 1 + + vcc-supply: + description: regulator that drives the VCC pin + +required: + - compatible + - clk-gpios + - data-gpios + - vcc-supply + +additionalProperties: false + +examples: + - | + sensor { + compatible = "sensirion,sht15"; + clk-gpios = <&gpio4 12 0>; + data-gpios = <&gpio4 13 0>; + vcc-supply = <®_sht15>; + + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_sensor>; + }; diff --git a/Documentation/devicetree/bindings/hwmon/sensirion,shtc1.yaml b/Documentation/devicetree/bindings/hwmon/sensirion,shtc1.yaml index c523a1beb2b7..3d14d5fc96c5 100644 --- a/Documentation/devicetree/bindings/hwmon/sensirion,shtc1.yaml +++ b/Documentation/devicetree/bindings/hwmon/sensirion,shtc1.yaml @@ -10,10 +10,10 @@ maintainers: - Christopher Ruehl chris.ruehl@gtsys.com.hk description: | - The SHTC1, SHTW1 and SHTC3 are digital humidity and temperature sensor + The SHTC1, SHTW1 and SHTC3 are digital humidity and temperature sensors designed especially for battery-driven high-volume consumer electronics applications. - For further information refere to Documentation/hwmon/shtc1.rst + For further information refer to Documentation/hwmon/shtc1.rst This binding document describes the binding for the hardware monitor portion of the driver. @@ -29,15 +29,15 @@ properties: const: 0x70 sensirion,blocking-io: - $ref: /schemas/types.yaml#definitions/flag + $ref: /schemas/types.yaml#/definitions/flag description: - If set, the driver hold the i2c bus until measurement is finished. + If set, the driver holds the i2c bus until the measurement is finished. sensirion,low-precision: - $ref: /schemas/types.yaml#definitions/flag + $ref: /schemas/types.yaml#/definitions/flag description: - If set, the sensor aquire data with low precision (not recommended). - The driver aquire data with high precision by default. + If set, the sensor acquires data with low precision (not recommended). + The driver acquires data with high precision by default. required: - compatible diff --git a/Documentation/devicetree/bindings/hwmon/sht15.txt b/Documentation/devicetree/bindings/hwmon/sht15.txt deleted file mode 100644 index 6a80277cc426..000000000000 --- a/Documentation/devicetree/bindings/hwmon/sht15.txt +++ /dev/null @@ -1,19 +0,0 @@ -Sensirion SHT15 Humidity and Temperature Sensor - -Required properties: - - - "compatible": must be "sensirion,sht15". - - "data-gpios": GPIO connected to the data line. - - "clk-gpios": GPIO connected to the clock line. - - "vcc-supply": regulator that drives the VCC pin. - -Example: - - sensor { - pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_sensor>; - compatible = "sensirion,sht15"; - clk-gpios = <&gpio4 12 0>; - data-gpios = <&gpio4 13 0>; - vcc-supply = <®_sht15>; - }; diff --git a/Documentation/devicetree/bindings/hwmon/st,stts751.yaml b/Documentation/devicetree/bindings/hwmon/st,stts751.yaml new file mode 100644 index 000000000000..9c825adbed58 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/st,stts751.yaml @@ -0,0 +1,41 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/st,stts751.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: STTS751 Thermometer + +maintainers: + - Javier Carrasco <javier.carrasco.cruz@gmail.com> + +properties: + compatible: + const: st,stts751 + + reg: + maxItems: 1 + + smbus-timeout-disable: + description: + When set, the smbus timeout function will be disabled. + $ref: /schemas/types.yaml#/definitions/flag + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + thermometer@48 { + compatible = "st,stts751"; + reg = <0x48>; + smbus-timeout-disable; + }; + }; diff --git a/Documentation/devicetree/bindings/hwmon/starfive,jh71x0-temp.yaml b/Documentation/devicetree/bindings/hwmon/starfive,jh71x0-temp.yaml new file mode 100644 index 000000000000..733cba780186 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/starfive,jh71x0-temp.yaml @@ -0,0 +1,70 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/starfive,jh71x0-temp.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: StarFive JH71x0 Temperature Sensor + +maintainers: + - Emil Renner Berthing <kernel@esmil.dk> + +description: | + StarFive Technology Co. JH71x0 embedded temperature sensor + +properties: + compatible: + enum: + - starfive,jh7100-temp + - starfive,jh7110-temp + + reg: + maxItems: 1 + + clocks: + minItems: 2 + maxItems: 2 + + clock-names: + items: + - const: sense + - const: bus + + '#thermal-sensor-cells': + const: 0 + + resets: + minItems: 2 + maxItems: 2 + + reset-names: + items: + - const: sense + - const: bus + +required: + - compatible + - reg + - clocks + - clock-names + - resets + - reset-names + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/starfive-jh7100.h> + #include <dt-bindings/reset/starfive-jh7100.h> + + temperature-sensor@124a0000 { + compatible = "starfive,jh7100-temp"; + reg = <0x124a0000 0x10000>; + clocks = <&clkgen JH7100_CLK_TEMP_SENSE>, + <&clkgen JH7100_CLK_TEMP_APB>; + clock-names = "sense", "bus"; + #thermal-sensor-cells = <0>; + resets = <&rstgen JH7100_RSTN_TEMP_SENSE>, + <&rstgen JH7100_RSTN_TEMP_APB>; + reset-names = "sense", "bus"; + }; diff --git a/Documentation/devicetree/bindings/hwmon/stts751.txt b/Documentation/devicetree/bindings/hwmon/stts751.txt deleted file mode 100644 index 3ee1dc30e72f..000000000000 --- a/Documentation/devicetree/bindings/hwmon/stts751.txt +++ /dev/null @@ -1,15 +0,0 @@ -* STTS751 thermometer. - -Required node properties: -- compatible: "stts751" -- reg: I2C bus address of the device - -Optional properties: -- smbus-timeout-disable: when set, the smbus timeout function will be disabled - -Example stts751 node: - -temp-sensor { - compatible = "stts751"; - reg = <0x48>; -} diff --git a/Documentation/devicetree/bindings/hwmon/syna,as370.yaml b/Documentation/devicetree/bindings/hwmon/syna,as370.yaml new file mode 100644 index 000000000000..1f7005f55247 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/syna,as370.yaml @@ -0,0 +1,32 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/syna,as370.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Synaptics AS370 PVT sensors + +maintainers: + - Javier Carrasco <javier.carrasco.cruz@gmail.com> + +properties: + compatible: + const: syna,as370-hwmon + + reg: + description: + Address and length of the register set. + maxItems: 1 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + sensor@ea0810 { + compatible = "syna,as370-hwmon"; + reg = <0xea0810 0xc>; + }; diff --git a/Documentation/devicetree/bindings/hwmon/ti,adc128d818.yaml b/Documentation/devicetree/bindings/hwmon/ti,adc128d818.yaml new file mode 100644 index 000000000000..a32035409cee --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/ti,adc128d818.yaml @@ -0,0 +1,63 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- + +$id: http://devicetree.org/schemas/hwmon/ti,adc128d818.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Texas Instruments ADC128D818 ADC System Monitor With Temperature Sensor + +maintainers: + - Javier Carrasco <javier.carrasco.cruz@gmail.com> + +description: | + The ADC128D818 is a 12-Bit, 8-Channel Analog to Digital Converter (ADC) + with a temperature sensor and an I2C interface. + + Datasheets: + https://www.ti.com/product/ADC128D818 + +properties: + compatible: + const: ti,adc128d818 + + reg: + maxItems: 1 + + ti,mode: + $ref: /schemas/types.yaml#/definitions/uint8 + description: | + Operation mode. + Mode 0 - 7 single-ended voltage readings (IN0-IN6), 1 temperature + reading (internal). + Mode 1 - 8 single-ended voltage readings (IN0-IN7), no temperature. + Mode 2 - 4 pseudo-differential voltage readings + (IN0-IN1, IN3-IN2, IN4-IN5, IN7-IN6), 1 temperature reading (internal). + Mode 3 - 4 single-ended voltage readings (IN0-IN3), 2 pseudo-differential + voltage readings (IN4-IN5, IN7-IN6), 1 temperature reading (internal). + default: 0 + + vref-supply: + description: + The regulator to use as an external reference. If it does not exist, the + internal reference will be used. + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + adc@1d { + compatible = "ti,adc128d818"; + reg = <0x1d>; + vref-supply = <&vref>; + ti,mode = /bits/ 8 <2>; + }; + }; diff --git a/Documentation/devicetree/bindings/hwmon/ti,ads7828.yaml b/Documentation/devicetree/bindings/hwmon/ti,ads7828.yaml new file mode 100644 index 000000000000..926be9a29044 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/ti,ads7828.yaml @@ -0,0 +1,57 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- + +$id: http://devicetree.org/schemas/hwmon/ti,ads7828.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Texas Instruments ADS7828/ADS7830 Analog to Digital Converter (ADC) + +maintainers: + - Krzysztof Kozlowski <krzk@kernel.org> + +description: | + The ADS7828 is 12-Bit, 8-Channel Sampling Analog to Digital Converter (ADC) + with an I2C interface. + + Datasheets: + https://www.ti.com/product/ADS7828 + +properties: + compatible: + enum: + - ti,ads7828 + - ti,ads7830 + + reg: + maxItems: 1 + + ti,differential-input: + description: + Set to use the device in differential mode. + type: boolean + + vref-supply: + description: + The regulator to use as an external reference. If it does not exists the + internal reference will be used. + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + adc@48 { + compatible = "ti,ads7828"; + reg = <0x48>; + vref-supply = <&vref>; + ti,differential-input; + }; + }; diff --git a/Documentation/devicetree/bindings/hwmon/ti,ina2xx.yaml b/Documentation/devicetree/bindings/hwmon/ti,ina2xx.yaml new file mode 100644 index 000000000000..df86c2c92037 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/ti,ina2xx.yaml @@ -0,0 +1,92 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- + +$id: http://devicetree.org/schemas/hwmon/ti,ina2xx.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Texas Instruments INA209 family of power/voltage monitors + +maintainers: + - Krzysztof Kozlowski <krzk@kernel.org> + +description: | + The INA209 is a high-side current shunt and power monitor with + an I2C interface. + + Datasheets: + https://www.ti.com/product/INA209 + +properties: + compatible: + enum: + - ti,ina209 + - ti,ina219 + - ti,ina220 + - ti,ina226 + - ti,ina230 + - ti,ina231 + - ti,ina237 + - ti,ina238 + - ti,ina260 + + reg: + maxItems: 1 + + "#io-channel-cells": + const: 1 + + shunt-resistor: + description: + Shunt resistor value in micro-Ohm. + $ref: /schemas/types.yaml#/definitions/uint32 + + ti,shunt-gain: + description: | + Programmable gain divisor for the shunt voltage accuracy and range. This + property only applies to devices that have configurable PGA/ADCRANGE. The + gain value is used configure the gain and to convert the shunt voltage, + current and power register values when reading measurements from the + device. + + For devices that have a configurable PGA (e.g. INA209, INA219, INA220), + the gain value maps directly with the PG bits of the config register. + + For devices that have ADCRANGE configuration (e.g. INA238) a shunt-gain + value of 1 maps to ADCRANGE=1 where no gain divisor is applied to the + shunt voltage, and a value of 4 maps to ADCRANGE=0 such that a wider + voltage range is used. + + The default value is device dependent, and is defined by the reset value + of PGA/ADCRANGE in the respective configuration registers. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [1, 2, 4, 8] + + vs-supply: + description: phandle to the regulator that provides the VS supply typically + in range from 2.7 V to 5.5 V. + +required: + - compatible + - reg + +allOf: + - $ref: hwmon-common.yaml# + +unevaluatedProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + power-sensor@44 { + compatible = "ti,ina220"; + reg = <0x44>; + #io-channel-cells = <1>; + label = "vdd_3v0"; + shunt-resistor = <1000>; + vs-supply = <&vdd_3v0>; + }; + }; diff --git a/Documentation/devicetree/bindings/hwmon/ti,ina3221.yaml b/Documentation/devicetree/bindings/hwmon/ti,ina3221.yaml new file mode 100644 index 000000000000..5f10f1207d69 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/ti,ina3221.yaml @@ -0,0 +1,121 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/ti,ina3221.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Texas Instruments INA3221 Current and Voltage Monitor + +maintainers: + - Jean Delvare <jdelvare@suse.com> + - Guenter Roeck <linux@roeck-us.net> + +properties: + compatible: + const: ti,ina3221 + + reg: + maxItems: 1 + + ti,single-shot: + description: | + This chip has two power modes: single-shot (chip takes one measurement + and then shuts itself down) and continuous (chip takes continuous + measurements). The continuous mode is more reliable and suitable for + hardware monitor type device, but the single-shot mode is more power- + friendly and useful for battery-powered device which cares power + consumptions while still needs some measurements occasionally. + + If this property is present, the single-shot mode will be used, instead + of the default continuous one for monitoring. + $ref: /schemas/types.yaml#/definitions/flag + + "#address-cells": + description: Required only if a child node is present. + const: 1 + + "#size-cells": + description: Required only if a child node is present. + const: 0 + +patternProperties: + "^input@[0-2]$": + description: The node contains optional child nodes for three channels. + Each child node describes the information of input source. Input channels + default to enabled in the chip. Unless channels are explicitly disabled + in device-tree, input channels will be enabled. + type: object + additionalProperties: false + properties: + reg: + description: Must be 0, 1 and 2, corresponding to the IN1, IN2 or IN3 + ports of the INA3221, respectively. + enum: [ 0, 1, 2 ] + + label: + description: name of the input source + + shunt-resistor-micro-ohms: + description: shunt resistor value in micro-Ohm + + ti,summation-disable: + description: | + The INA3221 has a critical alert pin that can be controlled by the + summation control function. This function adds the single + shunt-voltage conversions for the desired channels in order to + compare the combined sum to the programmed limit. The Shunt-Voltage + Sum Limit register contains the programmed value that is compared + to the value in the Shunt-Voltage Sum register in order to + determine if the total summed limit is exceeded. If the + shunt-voltage sum limit value is exceeded, the critical alert pin + is asserted. + + For the summation limit to have a meaningful value, it is necessary + to use the same shunt-resistor value on all enabled channels. If + this is not the case or if a channel should not be used for + triggering the critical alert pin, then this property can be used + exclude specific channels from the summation control function. + type: boolean + + required: + - reg + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + power-sensor@40 { + compatible = "ti,ina3221"; + reg = <0x40>; + #address-cells = <1>; + #size-cells = <0>; + + input@0 { + reg = <0x0>; + /* + * Input channels are enabled by default in the device and so + * to disable, must be explicitly disabled in device-tree. + */ + status = "disabled"; + }; + + input@1 { + reg = <0x1>; + shunt-resistor-micro-ohms = <5000>; + }; + + input@2 { + reg = <0x2>; + label = "VDD_5V"; + shunt-resistor-micro-ohms = <5000>; + }; + }; + }; diff --git a/Documentation/devicetree/bindings/hwmon/ti,lm87.yaml b/Documentation/devicetree/bindings/hwmon/ti,lm87.yaml new file mode 100644 index 000000000000..f553235a7321 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/ti,lm87.yaml @@ -0,0 +1,69 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- + +$id: http://devicetree.org/schemas/hwmon/ti,lm87.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Texas Instruments LM87 Hardware Monitor + +maintainers: + - Javier Carrasco <javier.carrasco.cruz@gmail.com> + +description: | + The LM87 is a serial interface system hardware monitor + with remote diode temperature sensing. + + Datasheets: + https://www.ti.com/product/LM87 + +properties: + compatible: + const: ti,lm87 + + reg: + maxItems: 1 + + has-temp3: + $ref: /schemas/types.yaml#/definitions/flag + description: + This configures pins 18 and 19 to be used as a second + remote temperature sensing channel. By default the pins + are configured as voltage input pins in0 and in5. + + has-in6: + $ref: /schemas/types.yaml#/definitions/flag + description: + When set, pin 5 is configured to be used as voltage input + in6. Otherwise the pin is set as FAN1 input. + + has-in7: + $ref: /schemas/types.yaml#/definitions/flag + description: + When set, pin 6 is configured to be used as voltage input + in7. Otherwise the pin is set as FAN2 input. + + vcc-supply: + description: + Regulator supplying power, can be configured to measure + 5.0V power supply. Default is 3.3V. + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + hwmon@2e { + compatible = "ti,lm87"; + reg = <0x2e>; + has-temp3; + vcc-supply = <®_5v0>; + }; + }; diff --git a/Documentation/devicetree/bindings/hwmon/ti,tmp102.yaml b/Documentation/devicetree/bindings/hwmon/ti,tmp102.yaml new file mode 100644 index 000000000000..7e5b62a0215d --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/ti,tmp102.yaml @@ -0,0 +1,47 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/ti,tmp102.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: TMP102 temperature sensor + +maintainers: + - Krzysztof Kozlowski <krzk@kernel.org> + +properties: + compatible: + enum: + - ti,tmp102 + + interrupts: + maxItems: 1 + + reg: + maxItems: 1 + + "#thermal-sensor-cells": + const: 1 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + sensor@48 { + compatible = "ti,tmp102"; + reg = <0x48>; + interrupt-parent = <&gpio7>; + interrupts = <16 IRQ_TYPE_LEVEL_LOW>; + #thermal-sensor-cells = <1>; + }; + }; diff --git a/Documentation/devicetree/bindings/hwmon/ti,tmp108.yaml b/Documentation/devicetree/bindings/hwmon/ti,tmp108.yaml new file mode 100644 index 000000000000..8b5307c875ff --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/ti,tmp108.yaml @@ -0,0 +1,50 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/ti,tmp108.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: TMP108 temperature sensor + +maintainers: + - Krzysztof Kozlowski <krzk@kernel.org> + +properties: + compatible: + enum: + - ti,tmp108 + + interrupts: + items: + - description: alert interrupt + + reg: + maxItems: 1 + + "#thermal-sensor-cells": + const: 0 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + sensor@48 { + compatible = "ti,tmp108"; + reg = <0x48>; + interrupt-parent = <&gpio1>; + interrupts = <7 IRQ_TYPE_LEVEL_LOW>; + pinctrl-names = "default"; + pinctrl-0 = <&tmp_alrt>; + #thermal-sensor-cells = <0>; + }; + }; diff --git a/Documentation/devicetree/bindings/hwmon/ti,tmp401.yaml b/Documentation/devicetree/bindings/hwmon/ti,tmp401.yaml new file mode 100644 index 000000000000..0e8ddf0ad789 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/ti,tmp401.yaml @@ -0,0 +1,104 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/ti,tmp401.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: TMP401, TPM411 and TMP43x temperature sensor + +maintainers: + - Guenter Roeck <linux@roeck-us.net> + +description: | + ±1°C Remote and Local temperature sensor + + Datasheets: + https://www.ti.com/lit/ds/symlink/tmp401.pdf + https://www.ti.com/lit/ds/symlink/tmp411.pdf + https://www.ti.com/lit/ds/symlink/tmp431.pdf + https://www.ti.com/lit/ds/symlink/tmp435.pdf + +properties: + compatible: + enum: + - ti,tmp401 + - ti,tmp411 + - ti,tmp431 + - ti,tmp432 + - ti,tmp435 + + reg: + maxItems: 1 + + ti,extended-range-enable: + description: + When set, this sensor measures over extended temperature range. + type: boolean + + ti,n-factor: + description: + value to be used for converting remote channel measurements to + temperature. + $ref: /schemas/types.yaml#/definitions/int32 + minimum: -128 + maximum: 127 + + ti,beta-compensation: + description: + value to select beta correction range. + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 15 + +allOf: + - if: + properties: + compatible: + contains: + enum: + - ti,tmp401 + then: + properties: + ti,n-factor: false + + - if: + properties: + compatible: + contains: + enum: + - ti,tmp401 + - ti,tmp411 + then: + properties: + ti,beta-compensation: false + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + sensor@4c { + compatible = "ti,tmp401"; + reg = <0x4c>; + }; + }; + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + sensor@4c { + compatible = "ti,tmp431"; + reg = <0x4c>; + ti,extended-range-enable; + ti,n-factor = <0x3b>; + ti,beta-compensation = <0x7>; + }; + }; diff --git a/Documentation/devicetree/bindings/hwmon/ti,tmp421.yaml b/Documentation/devicetree/bindings/hwmon/ti,tmp421.yaml new file mode 100644 index 000000000000..a6f1fa75a67c --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/ti,tmp421.yaml @@ -0,0 +1,109 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/ti,tmp421.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: TMP42x/TMP44x temperature sensor + +maintainers: + - Guenter Roeck <linux@roeck-us.net> + +description: | + ±1°C Remote and Local temperature sensor + https://www.ti.com/lit/ds/symlink/tmp422.pdf + +properties: + compatible: + enum: + - ti,tmp421 + - ti,tmp422 + - ti,tmp423 + - ti,tmp441 + - ti,tmp442 + reg: + maxItems: 1 + + '#address-cells': + const: 1 + + '#size-cells': + const: 0 + +required: + - compatible + - reg + +additionalProperties: false + +patternProperties: + "^channel@([0-3])$": + type: object + description: | + Represents channels of the device and their specific configuration. + + properties: + reg: + description: | + The channel number. 0 is local channel, 1-3 are remote channels + items: + minimum: 0 + maximum: 3 + + label: + description: | + A descriptive name for this channel, like "ambient" or "psu". + + ti,n-factor: + description: | + The value (two's complement) to be programmed in the channel specific N correction register. + For remote channels only. + $ref: /schemas/types.yaml#/definitions/int32 + minimum: -128 + maximum: 127 + + required: + - reg + + additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + sensor@4c { + compatible = "ti,tmp422"; + reg = <0x4c>; + }; + }; + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + sensor@4c { + compatible = "ti,tmp422"; + reg = <0x4c>; + #address-cells = <1>; + #size-cells = <0>; + + channel@0 { + reg = <0x0>; + ti,n-factor = <0x1>; + label = "local"; + }; + + channel@1 { + reg = <0x1>; + ti,n-factor = <0x0>; + label = "somelabel"; + }; + + channel@2 { + reg = <0x2>; + status = "disabled"; + }; + }; + }; diff --git a/Documentation/devicetree/bindings/hwmon/ti,tmp464.yaml b/Documentation/devicetree/bindings/hwmon/ti,tmp464.yaml new file mode 100644 index 000000000000..f9c00cbb2806 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/ti,tmp464.yaml @@ -0,0 +1,113 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/ti,tmp464.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: TMP464 and TMP468 temperature sensors + +maintainers: + - Guenter Roeck <linux@roeck-us.net> + +description: | + ±0.0625°C Remote and Local temperature sensor + https://www.ti.com/lit/ds/symlink/tmp464.pdf + https://www.ti.com/lit/ds/symlink/tmp468.pdf + +properties: + compatible: + enum: + - ti,tmp464 + - ti,tmp468 + + reg: + maxItems: 1 + + '#address-cells': + const: 1 + + '#size-cells': + const: 0 + +required: + - compatible + - reg + +additionalProperties: false + +patternProperties: + "^channel@([0-8])$": + type: object + description: | + Represents channels of the device and their specific configuration. + + properties: + reg: + description: | + The channel number. 0 is local channel, 1-8 are remote channels. + items: + minimum: 0 + maximum: 8 + + label: + description: | + A descriptive name for this channel, like "ambient" or "psu". + + ti,n-factor: + description: | + The value (two's complement) to be programmed in the channel specific N correction register. + For remote channels only. + $ref: /schemas/types.yaml#/definitions/int32 + minimum: -128 + maximum: 127 + + required: + - reg + + additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + sensor@4b { + compatible = "ti,tmp464"; + reg = <0x4b>; + }; + }; + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + sensor@4b { + compatible = "ti,tmp464"; + reg = <0x4b>; + #address-cells = <1>; + #size-cells = <0>; + + channel@0 { + reg = <0x0>; + label = "local"; + }; + + channel@1 { + reg = <0x1>; + ti,n-factor = <(-10)>; + label = "external"; + }; + + channel@2 { + reg = <0x2>; + ti,n-factor = <0x10>; + label = "somelabel"; + }; + + channel@3 { + reg = <0x3>; + status = "disabled"; + }; + }; + }; diff --git a/Documentation/devicetree/bindings/hwmon/ti,tmp513.yaml b/Documentation/devicetree/bindings/hwmon/ti,tmp513.yaml index c17e5d3ee3f1..227858e76058 100644 --- a/Documentation/devicetree/bindings/hwmon/ti,tmp513.yaml +++ b/Documentation/devicetree/bindings/hwmon/ti,tmp513.yaml @@ -33,7 +33,7 @@ properties: shunt-resistor-micro-ohms: description: | - If 0, the calibration process will be skiped and the current and power + If 0, the calibration process will be skipped and the current and power measurement engine will not work. Temperature and voltage measurement will continue to work. The shunt value also need to respect: rshunt <= pga-gain * 40 * 1000 * 1000. @@ -52,7 +52,6 @@ properties: ti,bus-range-microvolt: description: | This is the operating range of the bus voltage in microvolt - $ref: /schemas/types.yaml#/definitions/uint32 enum: [16000000, 32000000] default: 32000000 @@ -61,7 +60,7 @@ properties: Array of three(TMP513) or two(TMP512) n-Factor value for each remote temperature channel. See datasheet Table 11 for n-Factor range list and value interpretation. - $ref: /schemas/types.yaml#definitions/uint32-array + $ref: /schemas/types.yaml#/definitions/uint32-array minItems: 2 maxItems: 3 items: @@ -73,20 +72,23 @@ required: - compatible - reg -additionalProperties: false +allOf: + - $ref: hwmon-common.yaml# + +unevaluatedProperties: false examples: - | i2c { - #address-cells = <1>; - #size-cells = <0>; - - tmp513@5c { - compatible = "ti,tmp513"; - reg = <0x5C>; - shunt-resistor-micro-ohms = <330000>; - ti,bus-range-microvolt = <32000000>; - ti,pga-gain = <8>; - ti,nfactor = <0x1 0xF3 0x00>; - }; + #address-cells = <1>; + #size-cells = <0>; + + tmp513@5c { + compatible = "ti,tmp513"; + reg = <0x5c>; + shunt-resistor-micro-ohms = <330000>; + ti,bus-range-microvolt = <32000000>; + ti,pga-gain = <8>; + ti,nfactor = <0x1 0xf3 0x00>; + }; }; diff --git a/Documentation/devicetree/bindings/hwmon/ti,tps23861.yaml b/Documentation/devicetree/bindings/hwmon/ti,tps23861.yaml new file mode 100644 index 000000000000..f58248c29e22 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/ti,tps23861.yaml @@ -0,0 +1,54 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- + +$id: http://devicetree.org/schemas/hwmon/ti,tps23861.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: TI TPS23861 PoE PSE + +maintainers: + - Robert Marko <robert.marko@sartura.hr> + +description: | + The TPS23861 is a IEEE 802.3at Quad Port Power-over-Ethernet PSE Controller. + + Datasheets: + https://www.ti.com/lit/gpn/tps23861 + + +properties: + compatible: + enum: + - ti,tps23861 + + reg: + maxItems: 1 + + shunt-resistor-micro-ohms: + description: The value of current sense resistor in microohms. + default: 255000 + minimum: 250000 + maximum: 255000 + +required: + - compatible + - reg + +allOf: + - $ref: hwmon-common.yaml# + +unevaluatedProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + tps23861@30 { + compatible = "ti,tps23861"; + reg = <0x30>; + shunt-resistor-micro-ohms = <255000>; + }; + }; diff --git a/Documentation/devicetree/bindings/hwmon/tmp108.txt b/Documentation/devicetree/bindings/hwmon/tmp108.txt deleted file mode 100644 index 54d4beed4ee5..000000000000 --- a/Documentation/devicetree/bindings/hwmon/tmp108.txt +++ /dev/null @@ -1,18 +0,0 @@ -TMP108 temperature sensor -------------------------- - -This device supports I2C only. - -Requires node properties: -- compatible : "ti,tmp108" -- reg : the I2C address of the device. This is 0x48, 0x49, 0x4a, or 0x4b. - -Optional properties: -- interrupts: Reference to the TMP108 alert interrupt. -- #thermal-sensor-cells: should be set to 0. - -Example: - tmp108@48 { - compatible = "ti,tmp108"; - reg = <0x48>; - }; diff --git a/Documentation/devicetree/bindings/hwmon/vexpress.txt b/Documentation/devicetree/bindings/hwmon/vexpress.txt index 9c27ed694bbb..4a4df4ffc460 100644 --- a/Documentation/devicetree/bindings/hwmon/vexpress.txt +++ b/Documentation/devicetree/bindings/hwmon/vexpress.txt @@ -9,7 +9,7 @@ Requires node properties: "arm,vexpress-power" "arm,vexpress-energy" - "arm,vexpress-sysreg,func" when controlled via vexpress-sysreg - (see Documentation/devicetree/bindings/arm/vexpress-sysreg.txt + (see Documentation/devicetree/bindings/arm/vexpress-config.yaml for more details) Optional node properties: diff --git a/Documentation/devicetree/bindings/hwmon/winbond,w83781d.yaml b/Documentation/devicetree/bindings/hwmon/winbond,w83781d.yaml new file mode 100644 index 000000000000..31ce77a4b087 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/winbond,w83781d.yaml @@ -0,0 +1,41 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- + +$id: http://devicetree.org/schemas/hwmon/winbond,w83781d.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Winbond W83781 and compatible hardware monitor IC + +maintainers: + - Linus Walleij <linus.walleij@linaro.org> + +properties: + compatible: + enum: + - winbond,w83781d + - winbond,w83781g + - winbond,w83782d + - winbond,w83783s + - asus,as99127f + + reg: + maxItems: 1 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + temperature-sensor@28 { + compatible = "winbond,w83781d"; + reg = <0x28>; + }; + }; |