diff options
Diffstat (limited to 'Documentation/devicetree/bindings')
14 files changed, 516 insertions, 144 deletions
diff --git a/Documentation/devicetree/bindings/iio/adc/adi,ad9467.yaml b/Documentation/devicetree/bindings/iio/adc/adi,ad9467.yaml new file mode 100644 index 000000000000..c4f57fa6aad1 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/adi,ad9467.yaml @@ -0,0 +1,65 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/adc/adi,ad9467.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Analog Devices AD9467 High-Speed ADC + +maintainers: + - Michael Hennerich <michael.hennerich@analog.com> + - Alexandru Ardelean <alexandru.ardelean@analog.com> + +description: | + The AD9467 is a 16-bit, monolithic, IF sampling analog-to-digital + converter (ADC). + + https://www.analog.com/media/en/technical-documentation/data-sheets/AD9467.pdf + +properties: + compatible: + enum: + - adi,ad9467 + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-names: + items: + - const: adc-clk + + powerdown-gpios: + description: + Pin that controls the powerdown mode of the device. + maxItems: 1 + + reset-gpios: + description: + Reset pin for the device. + maxItems: 1 + +required: + - compatible + - reg + - clocks + - clock-names + +additionalProperties: false + +examples: + - | + spi { + #address-cells = <1>; + #size-cells = <0>; + + adc@0 { + compatible = "adi,ad9467"; + reg = <0>; + clocks = <&adc_clk>; + clock-names = "adc-clk"; + }; + }; +... diff --git a/Documentation/devicetree/bindings/iio/adc/adi,axi-adc.yaml b/Documentation/devicetree/bindings/iio/adc/adi,axi-adc.yaml new file mode 100644 index 000000000000..0924b2b4972b --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/adi,axi-adc.yaml @@ -0,0 +1,62 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/adc/adi,axi-adc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Analog Devices AXI ADC IP core + +maintainers: + - Michael Hennerich <michael.hennerich@analog.com> + - Alexandru Ardelean <alexandru.ardelean@analog.com> + +description: | + Analog Devices Generic AXI ADC IP core for interfacing an ADC device + with a high speed serial (JESD204B/C) or source synchronous parallel + interface (LVDS/CMOS). + Usually, some other interface type (i.e SPI) is used as a control + interface for the actual ADC, while this IP core will interface + to the data-lines of the ADC and handle the streaming of data into + memory via DMA. + + https://wiki.analog.com/resources/fpga/docs/axi_adc_ip + +properties: + compatible: + enum: + - adi,axi-adc-10.0.a + + reg: + maxItems: 1 + + dmas: + maxItems: 1 + + dma-names: + items: + - const: rx + + adi,adc-dev: + $ref: /schemas/types.yaml#/definitions/phandle + description: + A reference to a the actual ADC to which this FPGA ADC interfaces to. + +required: + - compatible + - dmas + - reg + - adi,adc-dev + +additionalProperties: false + +examples: + - | + axi-adc@44a00000 { + compatible = "adi,axi-adc-10.0.a"; + reg = <0x44a00000 0x10000>; + dmas = <&rx_dma 0>; + dma-names = "rx"; + + adi,adc-dev = <&spi_adc>; + }; +... diff --git a/Documentation/devicetree/bindings/iio/adc/maxim,max1241.yaml b/Documentation/devicetree/bindings/iio/adc/maxim,max1241.yaml new file mode 100644 index 000000000000..f562505f5ecd --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/maxim,max1241.yaml @@ -0,0 +1,63 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +# Copyright 2020 Alexandru Lazar +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/adc/maxim,max1241.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Maxim MAX1241 12-bit, single-channel analog to digital converter + +maintainers: + - Alexandru Lazar <alazar@startmail.com> + +description: | + Bindings for the max1241 12-bit, single-channel ADC device. Datasheet + can be found at: + https://datasheets.maximintegrated.com/en/ds/MAX1240-MAX1241.pdf + +properties: + compatible: + enum: + - maxim,max1241 + + reg: + maxItems: 1 + + vdd-supply: + description: + Device tree identifier of the regulator that powers the ADC. + + vref-supply: + description: + Device tree identifier of the regulator that provides the external + reference voltage. + + shutdown-gpios: + description: + GPIO spec for the GPIO pin connected to the ADC's /SHDN pin. If + specified, the /SHDN pin will be asserted between conversions, + thus enabling power-down mode. + maxItems: 1 + +required: + - compatible + - reg + - vdd-supply + - vref-supply + +examples: + - | + #include <dt-bindings/gpio/gpio.h> + spi { + #address-cells = <1>; + #size-cells = <0>; + + adc@0 { + compatible = "maxim,max1241"; + reg = <0>; + vdd-supply = <&adc_vdd>; + vref-supply = <&adc_vref>; + spi-max-frequency = <1000000>; + shutdown-gpios = <&gpio 26 1>; + }; + }; diff --git a/Documentation/devicetree/bindings/iio/adc/rockchip-saradc.txt b/Documentation/devicetree/bindings/iio/adc/rockchip-saradc.txt deleted file mode 100644 index c2c50b59873d..000000000000 --- a/Documentation/devicetree/bindings/iio/adc/rockchip-saradc.txt +++ /dev/null @@ -1,37 +0,0 @@ -Rockchip Successive Approximation Register (SAR) A/D Converter bindings - -Required properties: -- compatible: should be "rockchip,<name>-saradc" or "rockchip,rk3066-tsadc" - - "rockchip,saradc": for rk3188, rk3288 - - "rockchip,rk3066-tsadc": for rk3036 - - "rockchip,rk3328-saradc", "rockchip,rk3399-saradc": for rk3328 - - "rockchip,rk3399-saradc": for rk3399 - - "rockchip,rv1108-saradc", "rockchip,rk3399-saradc": for rv1108 - -- reg: physical base address of the controller and length of memory mapped - region. -- interrupts: The interrupt number to the cpu. The interrupt specifier format - depends on the interrupt controller. -- clocks: Must contain an entry for each entry in clock-names. -- clock-names: Shall be "saradc" for the converter-clock, and "apb_pclk" for - the peripheral clock. -- vref-supply: The regulator supply ADC reference voltage. -- #io-channel-cells: Should be 1, see ../iio-bindings.txt - -Optional properties: -- resets: Must contain an entry for each entry in reset-names if need support - this option. See ../reset/reset.txt for details. -- reset-names: Must include the name "saradc-apb". - -Example: - saradc: saradc@2006c000 { - compatible = "rockchip,saradc"; - reg = <0x2006c000 0x100>; - interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>; - clocks = <&cru SCLK_SARADC>, <&cru PCLK_SARADC>; - clock-names = "saradc", "apb_pclk"; - resets = <&cru SRST_SARADC>; - reset-names = "saradc-apb"; - #io-channel-cells = <1>; - vref-supply = <&vcc18>; - }; diff --git a/Documentation/devicetree/bindings/iio/adc/rockchip-saradc.yaml b/Documentation/devicetree/bindings/iio/adc/rockchip-saradc.yaml new file mode 100644 index 000000000000..bcff82a423bc --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/rockchip-saradc.yaml @@ -0,0 +1,80 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/adc/rockchip-saradc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Rockchip Successive Approximation Register (SAR) A/D Converter + +maintainers: + - Heiko Stuebner <heiko@sntech.de> + +properties: + compatible: + oneOf: + - const: rockchip,saradc + - const: rockchip,rk3066-tsadc + - const: rockchip,rk3399-saradc + - items: + - enum: + - rockchip,px30-saradc + - rockchip,rk3308-saradc + - rockchip,rk3328-saradc + - rockchip,rv1108-saradc + - const: rockchip,rk3399-saradc + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + items: + - description: converter clock + - description: peripheral clock + + clock-names: + items: + - const: saradc + - const: apb_pclk + + resets: + maxItems: 1 + + reset-names: + const: saradc-apb + + vref-supply: + description: + The regulator supply for the ADC reference voltage. + + "#io-channel-cells": + const: 1 + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + - vref-supply + - "#io-channel-cells" + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/rk3288-cru.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + saradc: saradc@2006c000 { + compatible = "rockchip,saradc"; + reg = <0x2006c000 0x100>; + interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cru SCLK_SARADC>, <&cru PCLK_SARADC>; + clock-names = "saradc", "apb_pclk"; + resets = <&cru SRST_SARADC>; + reset-names = "saradc-apb"; + vref-supply = <&vcc18>; + #io-channel-cells = <1>; + }; diff --git a/Documentation/devicetree/bindings/iio/common.yaml b/Documentation/devicetree/bindings/iio/common.yaml new file mode 100644 index 000000000000..97ffcb77043d --- /dev/null +++ b/Documentation/devicetree/bindings/iio/common.yaml @@ -0,0 +1,35 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/common.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Common properties for iio sensors + +maintainers: + - Jonathan Cameron <jic23@kernel.org> + - Guido Günther <agx@sigxcpu.org> + +description: | + This document defines device tree properties common to several iio + sensors. It doesn't constitue a device tree binding specification by itself but + is meant to be referenced by device tree bindings. + + When referenced from sensor tree bindings the properties defined in this + document are defined as follows. The sensor tree bindings are responsible for + defining whether each property is required or optional. + +properties: + proximity-near-level: + $ref: /schemas/types.yaml#/definitions/uint32 + description: | + For proximity sensors whether an object can be considered near to the + device depends on parameters like sensor position, covering glass and + aperture. This value gives an indication to userspace for which + sensor readings this is the case. + + Raw proximity values equal or above this level should be + considered 'near' to the device (an object is near to the + sensor). + +... diff --git a/Documentation/devicetree/bindings/iio/dac/st,stm32-dac.txt b/Documentation/devicetree/bindings/iio/dac/st,stm32-dac.txt deleted file mode 100644 index bf2925c671c6..000000000000 --- a/Documentation/devicetree/bindings/iio/dac/st,stm32-dac.txt +++ /dev/null @@ -1,63 +0,0 @@ -STMicroelectronics STM32 DAC - -The STM32 DAC is a 12-bit voltage output digital-to-analog converter. The DAC -may be configured in 8 or 12-bit mode. It has two output channels, each with -its own converter. -It has built-in noise and triangle waveform generator and supports external -triggers for conversions. The DAC's output buffer allows a high drive output -current. - -Contents of a stm32 dac root node: ------------------------------------ -Required properties: -- compatible: Should be one of: - "st,stm32f4-dac-core" - "st,stm32h7-dac-core" -- reg: Offset and length of the device's register set. -- clocks: Must contain an entry for pclk (which feeds the peripheral bus - interface) -- clock-names: Must be "pclk". -- vref-supply: Phandle to the vref+ input analog reference supply. -- #address-cells = <1>; -- #size-cells = <0>; - -Optional properties: -- resets: Must contain the phandle to the reset controller. -- A pinctrl state named "default" for each DAC channel may be defined to set - DAC_OUTx pin in mode of operation for analog output on external pin. - -Contents of a stm32 dac child node: ------------------------------------ -DAC core node should contain at least one subnode, representing a -DAC instance/channel available on the machine. - -Required properties: -- compatible: Must be "st,stm32-dac". -- reg: Must be either 1 or 2, to define (single) channel in use -- #io-channel-cells = <1>: See the IIO bindings section "IIO consumers" in - Documentation/devicetree/bindings/iio/iio-bindings.txt - -Example: - dac: dac@40007400 { - compatible = "st,stm32h7-dac-core"; - reg = <0x40007400 0x400>; - clocks = <&clk>; - clock-names = "pclk"; - vref-supply = <®_vref>; - pinctrl-names = "default"; - pinctrl-0 = <&dac_out1 &dac_out2>; - #address-cells = <1>; - #size-cells = <0>; - - dac1: dac@1 { - compatible = "st,stm32-dac"; - #io-channels-cells = <1>; - reg = <1>; - }; - - dac2: dac@2 { - compatible = "st,stm32-dac"; - #io-channels-cells = <1>; - reg = <2>; - }; - }; diff --git a/Documentation/devicetree/bindings/iio/dac/st,stm32-dac.yaml b/Documentation/devicetree/bindings/iio/dac/st,stm32-dac.yaml new file mode 100644 index 000000000000..393f7005941a --- /dev/null +++ b/Documentation/devicetree/bindings/iio/dac/st,stm32-dac.yaml @@ -0,0 +1,110 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/iio/dac/st,stm32-dac.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: STMicroelectronics STM32 DAC bindings + +description: | + The STM32 DAC is a 12-bit voltage output digital-to-analog converter. The DAC + may be configured in 8 or 12-bit mode. It has two output channels, each with + its own converter. + It has built-in noise and triangle waveform generator and supports external + triggers for conversions. The DAC's output buffer allows a high drive output + current. + +maintainers: + - Fabrice Gasnier <fabrice.gasnier@st.com> + +properties: + compatible: + enum: + - st,stm32f4-dac-core + - st,stm32h7-dac-core + + reg: + maxItems: 1 + + resets: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-names: + items: + - const: pclk + + vref-supply: + description: Phandle to the vref input analog reference voltage. + + '#address-cells': + const: 1 + + '#size-cells': + const: 0 + +additionalProperties: false + +required: + - compatible + - reg + - clocks + - clock-names + - vref-supply + - '#address-cells' + - '#size-cells' + +patternProperties: + "^dac@[1-2]+$": + type: object + description: + A DAC block node should contain at least one subnode, representing an + DAC instance/channel available on the machine. + + properties: + compatible: + const: st,stm32-dac + + reg: + description: Must be either 1 or 2, to define (single) channel in use + enum: [1, 2] + + '#io-channel-cells': + const: 1 + + additionalProperties: false + + required: + - compatible + - reg + - '#io-channel-cells' + +examples: + - | + // Example on stm32mp157c + #include <dt-bindings/clock/stm32mp1-clks.h> + dac: dac@40017000 { + compatible = "st,stm32h7-dac-core"; + reg = <0x40017000 0x400>; + clocks = <&rcc DAC12>; + clock-names = "pclk"; + vref-supply = <&vref>; + #address-cells = <1>; + #size-cells = <0>; + + dac@1 { + compatible = "st,stm32-dac"; + #io-channel-cells = <1>; + reg = <1>; + }; + + dac@2 { + compatible = "st,stm32-dac"; + #io-channel-cells = <1>; + reg = <2>; + }; + }; + +... diff --git a/Documentation/devicetree/bindings/iio/gyroscope/bmg160.txt b/Documentation/devicetree/bindings/iio/gyroscope/bmg160.txt index 78e18a1e9c1d..bb43d1ad9c9f 100644 --- a/Documentation/devicetree/bindings/iio/gyroscope/bmg160.txt +++ b/Documentation/devicetree/bindings/iio/gyroscope/bmg160.txt @@ -2,7 +2,7 @@ Required properties: - - compatible : should be "bosch,bmg160" or "bosch,bmi055_gyro" + - compatible : should be "bosch,bmg160", "bosch,bmi055_gyro" or "bosch,bmi088_gyro" - reg : the I2C address of the sensor (0x69) Optional properties: diff --git a/Documentation/devicetree/bindings/iio/light/amstaos,tsl2563.yaml b/Documentation/devicetree/bindings/iio/light/amstaos,tsl2563.yaml new file mode 100644 index 000000000000..efd2eba5f23c --- /dev/null +++ b/Documentation/devicetree/bindings/iio/light/amstaos,tsl2563.yaml @@ -0,0 +1,49 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/light/amstaos,tsl2563.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: AMS TAOS TSL2563 ambient light sensor + +maintainers: + - Sebastian Reichel <sre@kernel.org> + +description: | + Ambient light sensor with an i2c interface. + +properties: + compatible: + enum: + - amstaos,tsl2560 + - amstaos,tsl2561 + - amstaos,tsl2562 + - amstaos,tsl2563 + + reg: + maxItems: 1 + + amstaos,cover-comp-gain: + description: Multiplier for gain compensation + allOf: + - $ref: /schemas/types.yaml#/definitions/uint32 + - enum: [1, 16] + +required: + - compatible + - reg + +examples: + - | + i2c { + + #address-cells = <1>; + #size-cells = <0>; + + light-sensor@29 { + compatible = "amstaos,tsl2563"; + reg = <0x29>; + amstaos,cover-comp-gain = <16>; + }; + }; +... diff --git a/Documentation/devicetree/bindings/iio/light/tsl2563.txt b/Documentation/devicetree/bindings/iio/light/tsl2563.txt deleted file mode 100644 index f91e809e736e..000000000000 --- a/Documentation/devicetree/bindings/iio/light/tsl2563.txt +++ /dev/null @@ -1,19 +0,0 @@ -* AMS TAOS TSL2563 ambient light sensor - -Required properties: - - - compatible : should be "amstaos,tsl2563" - - reg : the I2C address of the sensor - -Optional properties: - - - amstaos,cover-comp-gain : integer used as multiplier for gain - compensation (default = 1) - -Example: - -tsl2563@29 { - compatible = "amstaos,tsl2563"; - reg = <0x29>; - amstaos,cover-comp-gain = <16>; -}; diff --git a/Documentation/devicetree/bindings/iio/light/vcnl4000.txt b/Documentation/devicetree/bindings/iio/light/vcnl4000.txt deleted file mode 100644 index 955af4555c90..000000000000 --- a/Documentation/devicetree/bindings/iio/light/vcnl4000.txt +++ /dev/null @@ -1,24 +0,0 @@ -VISHAY VCNL4000 - Ambient Light and proximity sensor - -This driver supports the VCNL4000/10/20/40 and VCNL4200 chips - -Required properties: - - -compatible: must be one of : - vishay,vcnl4000 - vishay,vcnl4010 - vishay,vcnl4020 - vishay,vcnl4040 - vishay,vcnl4200 - - -reg: I2C address of the sensor, should be one from below based on the model: - 0x13 - 0x51 - 0x60 - -Example: - -light-sensor@51 { - compatible = "vishay,vcnl4200"; - reg = <0x51>; -}; diff --git a/Documentation/devicetree/bindings/iio/light/vishay,vcnl4000.yaml b/Documentation/devicetree/bindings/iio/light/vishay,vcnl4000.yaml new file mode 100644 index 000000000000..da8f2e872535 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/light/vishay,vcnl4000.yaml @@ -0,0 +1,50 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/light/vishay,vcnl4000.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: VISHAY VCNL4000 ambient light and proximity sensor + +maintainers: + - Peter Meerwald <pmeerw@pmeerw.net> + +description: | + Ambient light sensing with proximity detection over an i2c + interface. + +allOf: + - $ref: ../common.yaml# + +properties: + compatible: + enum: + - vishay,vcnl4000 + - vishay,vcnl4010 + - vishay,vcnl4020 + - vishay,vcnl4040 + - vishay,vcnl4200 + reg: + maxItems: 1 + + proximity-near-level: true + +required: + - compatible + - reg + +additionalProperties: false + +examples: +- | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + light-sensor@51 { + compatible = "vishay,vcnl4200"; + reg = <0x51>; + proximity-near-level = <220>; + }; + }; +... diff --git a/Documentation/devicetree/bindings/iio/st-sensors.txt b/Documentation/devicetree/bindings/iio/st-sensors.txt index 0ef64a444479..3213599c5071 100644 --- a/Documentation/devicetree/bindings/iio/st-sensors.txt +++ b/Documentation/devicetree/bindings/iio/st-sensors.txt @@ -50,6 +50,7 @@ Accelerometers: - st,lis3dhh - st,lis3de - st,lis2de12 +- st,lis2hh12 Gyroscopes: - st,l3g4200d-gyro |