diff options
Diffstat (limited to 'Documentation')
11 files changed, 194 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/iio/adc/ad7949.txt b/Documentation/devicetree/bindings/iio/adc/ad7949.txt new file mode 100644 index 000000000000..c7f5057356b1 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/ad7949.txt @@ -0,0 +1,16 @@ +* Analog Devices AD7949/AD7682/AD7689 + +Required properties: + - compatible: Should be one of + * "adi,ad7949" + * "adi,ad7682" + * "adi,ad7689" + - reg: spi chip select number for the device + - vref-supply: The regulator supply for ADC reference voltage + +Example: +adc@0 { + compatible = "adi,ad7949"; + reg = <0>; + vref-supply = <&vdd_supply>; +}; diff --git a/Documentation/devicetree/bindings/iio/adc/adc.txt b/Documentation/devicetree/bindings/iio/adc/adc.txt new file mode 100644 index 000000000000..5bbaa330a250 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/adc.txt @@ -0,0 +1,23 @@ +Common ADCs properties + +Optional properties for child nodes: +- bipolar : Boolean, if set the channel is used in bipolar mode. +- diff-channels : Differential channels muxed for this ADC. The first value + specifies the positive input pin, the second value the negative + input pin. + +Example: + adc@0 { + compatible = "some,adc"; + ... + channel@0 { + bipolar; + diff-channels = <0 1>; + ... + }; + + channel@1 { + diff-channels = <2 3>; + ... + }; + }; diff --git a/Documentation/devicetree/bindings/iio/adc/adi,ad7124.txt b/Documentation/devicetree/bindings/iio/adc/adi,ad7124.txt new file mode 100644 index 000000000000..416273dce569 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/adi,ad7124.txt @@ -0,0 +1,75 @@ +Analog Devices AD7124 ADC device driver + +Required properties for the AD7124: + - compatible: Must be one of "adi,ad7124-4" or "adi,ad7124-8" + - reg: SPI chip select number for the device + - spi-max-frequency: Max SPI frequency to use + see: Documentation/devicetree/bindings/spi/spi-bus.txt + - clocks: phandle to the master clock (mclk) + see: Documentation/devicetree/bindings/clock/clock-bindings.txt + - clock-names: Must be "mclk". + - interrupts: IRQ line for the ADC + see: Documentation/devicetree/bindings/interrupt-controller/interrupts.txt + + Required properties: + * #address-cells: Must be 1. + * #size-cells: Must be 0. + + Subnode(s) represent the external channels which are connected to the ADC. + Each subnode represents one channel and has the following properties: + Required properties: + * reg: The channel number. It can have up to 4 channels on ad7124-4 + and 8 channels on ad7124-8, numbered from 0 to 15. + * diff-channels: see: Documentation/devicetree/bindings/iio/adc/adc.txt + + Optional properties: + * bipolar: see: Documentation/devicetree/bindings/iio/adc/adc.txt + * adi,reference-select: Select the reference source to use when + converting on the the specific channel. Valid values are: + 0: REFIN1(+)/REFIN1(−). + 1: REFIN2(+)/REFIN2(−). + 3: AVDD + If this field is left empty, internal reference is selected. + +Optional properties: + - refin1-supply: refin1 supply can be used as reference for conversion. + - refin2-supply: refin2 supply can be used as reference for conversion. + - avdd-supply: avdd supply can be used as reference for conversion. + +Example: + adc@0 { + compatible = "adi,ad7124-4"; + reg = <0>; + spi-max-frequency = <5000000>; + interrupts = <25 2>; + interrupt-parent = <&gpio>; + refin1-supply = <&adc_vref>; + clocks = <&ad7124_mclk>; + clock-names = "mclk"; + + #address-cells = <1>; + #size-cells = <0>; + + channel@0 { + reg = <0>; + diff-channels = <0 1>; + adi,reference-select = <0>; + }; + + channel@1 { + reg = <1>; + bipolar; + diff-channels = <2 3>; + adi,reference-select = <0>; + }; + + channel@2 { + reg = <2>; + diff-channels = <4 5>; + }; + + channel@3 { + reg = <3>; + diff-channels = <6 7>; + }; + }; diff --git a/Documentation/devicetree/bindings/iio/adc/amlogic,meson-saradc.txt b/Documentation/devicetree/bindings/iio/adc/amlogic,meson-saradc.txt index 54b823f3a453..325090e43ce6 100644 --- a/Documentation/devicetree/bindings/iio/adc/amlogic,meson-saradc.txt +++ b/Documentation/devicetree/bindings/iio/adc/amlogic,meson-saradc.txt @@ -22,6 +22,12 @@ Required properties: - vref-supply: the regulator supply for the ADC reference voltage - #io-channel-cells: must be 1, see ../iio-bindings.txt +Optional properties: +- nvmem-cells: phandle to the temperature_calib eFuse cells +- nvmem-cell-names: if present (to enable the temperature sensor + calibration) this must contain "temperature_calib" + + Example: saradc: adc@8680 { compatible = "amlogic,meson-gxl-saradc", "amlogic,meson-saradc"; diff --git a/Documentation/devicetree/bindings/iio/adc/ti-adc128s052.txt b/Documentation/devicetree/bindings/iio/adc/ti-adc128s052.txt index daa2b2c29428..c07ce1a3f5c4 100644 --- a/Documentation/devicetree/bindings/iio/adc/ti-adc128s052.txt +++ b/Documentation/devicetree/bindings/iio/adc/ti-adc128s052.txt @@ -1,7 +1,14 @@ * Texas Instruments' ADC128S052, ADC122S021 and ADC124S021 ADC chip Required properties: - - compatible: Should be "ti,adc128s052", "ti,adc122s021" or "ti,adc124s021" + - compatible: Should be one of: + - "ti,adc128s052" + - "ti,adc122s021" + - "ti,adc122s051" + - "ti,adc122s101" + - "ti,adc124s021" + - "ti,adc124s051" + - "ti,adc124s101" - reg: spi chip select number for the device - vref-supply: The regulator supply for ADC reference voltage diff --git a/Documentation/devicetree/bindings/iio/dac/ti,dac7311.txt b/Documentation/devicetree/bindings/iio/dac/ti,dac7311.txt new file mode 100644 index 000000000000..e5a507db5e01 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/dac/ti,dac7311.txt @@ -0,0 +1,23 @@ +TI DAC7311 device tree bindings + +Required properties: +- compatible: must be set to: + * "ti,dac7311" + * "ti,dac6311" + * "ti,dac5311" +- reg: spi chip select number for the device +- vref-supply: The regulator supply for ADC reference voltage + +Optional properties: +- spi-max-frequency: Max SPI frequency to use + +Example: + + spi_master { + dac@0 { + compatible = "ti,dac7311"; + reg = <0>; /* CS0 */ + spi-max-frequency = <1000000>; + vref-supply = <&vdd_supply>; + }; + }; diff --git a/Documentation/devicetree/bindings/iio/imu/st_lsm6dsx.txt b/Documentation/devicetree/bindings/iio/imu/st_lsm6dsx.txt index 879322ad50fd..69d53d98d0f0 100644 --- a/Documentation/devicetree/bindings/iio/imu/st_lsm6dsx.txt +++ b/Documentation/devicetree/bindings/iio/imu/st_lsm6dsx.txt @@ -13,6 +13,7 @@ Required properties: Optional properties: - st,drdy-int-pin: the pin on the package that will be used to signal "data ready" (valid values: 1 or 2). +- st,pullups : enable/disable internal i2c controller pullup resistors. - drive-open-drain: the interrupt/data ready line will be configured as open drain, which is useful if several sensors share the same interrupt line. This is a boolean property. diff --git a/Documentation/devicetree/bindings/iio/light/vcnl4035.txt b/Documentation/devicetree/bindings/iio/light/vcnl4035.txt new file mode 100644 index 000000000000..c07c7f052556 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/light/vcnl4035.txt @@ -0,0 +1,18 @@ +VISHAY VCNL4035 - Ambient Light and proximity sensor + +Link to datasheet: https://www.vishay.com/docs/84251/vcnl4035x01.pdf + +Required properties: + + -compatible: should be "vishay,vcnl4035" + -reg: I2C address of the sensor, should be 0x60 + -interrupts: interrupt mapping for GPIO IRQ (level active low) + +Example: + +light-sensor@60 { + compatible = "vishay,vcnl4035"; + reg = <0x60>; + interrupt-parent = <&gpio4>; + interrupts = <11 IRQ_TYPE_LEVEL_LOW>; +}; diff --git a/Documentation/devicetree/bindings/iio/magnetometer/pni,rm3100.txt b/Documentation/devicetree/bindings/iio/magnetometer/pni,rm3100.txt new file mode 100644 index 000000000000..497c932e9e39 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/magnetometer/pni,rm3100.txt @@ -0,0 +1,20 @@ +* PNI RM3100 3-axis magnetometer sensor + +Required properties: + +- compatible : should be "pni,rm3100" +- reg : the I2C address or SPI chip select number of the sensor. + +Optional properties: + +- interrupts: data ready (DRDY) from the chip. + The interrupts can be triggered on level high. + +Example: + +rm3100: rm3100@20 { + compatible = "pni,rm3100"; + reg = <0x20>; + interrupt-parent = <&gpio0>; + interrupts = <4 IRQ_TYPE_LEVEL_HIGH>; +}; diff --git a/Documentation/devicetree/bindings/iio/st-sensors.txt b/Documentation/devicetree/bindings/iio/st-sensors.txt index 6f626f73417e..ddcb95509599 100644 --- a/Documentation/devicetree/bindings/iio/st-sensors.txt +++ b/Documentation/devicetree/bindings/iio/st-sensors.txt @@ -48,6 +48,7 @@ Accelerometers: - st,lis3l02dq - st,lis2dw12 - st,lis3dhh +- st,lis3de Gyroscopes: - st,l3g4200d-gyro @@ -67,6 +68,7 @@ Magnetometers: - st,lsm303dlm-magn - st,lis3mdl-magn - st,lis2mdl +- st,lsm9ds1-magn Pressure sensors: - st,lps001wp-press diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt index 4b1a2a8fcc16..3cfe0c8b8250 100644 --- a/Documentation/devicetree/bindings/vendor-prefixes.txt +++ b/Documentation/devicetree/bindings/vendor-prefixes.txt @@ -303,6 +303,7 @@ pixcir PIXCIR MICROELECTRONICS Co., Ltd plathome Plat'Home Co., Ltd. plda PLDA plx Broadcom Corporation (formerly PLX Technology) +pni PNI Sensor Corporation portwell Portwell Inc. poslab Poslab Technology Co., Ltd. powervr PowerVR (deprecated, use img) @@ -415,6 +416,7 @@ vamrs Vamrs Ltd. variscite Variscite Ltd. via VIA Technologies, Inc. virtio Virtual I/O Device Specification, developed by the OASIS consortium +vishay Vishay Intertechnology, Inc vitesse Vitesse Semiconductor Corporation vivante Vivante Corporation vocore VoCore Studio |