diff options
Diffstat (limited to 'dts/Bindings/iio/adc')
-rw-r--r-- | dts/Bindings/iio/adc/adi,ad7124.yaml | 9 | ||||
-rw-r--r-- | dts/Bindings/iio/adc/adi,ad9467.yaml | 65 | ||||
-rw-r--r-- | dts/Bindings/iio/adc/adi,axi-adc.yaml | 62 | ||||
-rw-r--r-- | dts/Bindings/iio/adc/lltc,ltc2496.yaml | 9 | ||||
-rw-r--r-- | dts/Bindings/iio/adc/maxim,max1241.yaml | 63 | ||||
-rw-r--r-- | dts/Bindings/iio/adc/microchip,mcp3911.yaml | 7 | ||||
-rw-r--r-- | dts/Bindings/iio/adc/rockchip-saradc.txt | 37 | ||||
-rw-r--r-- | dts/Bindings/iio/adc/rockchip-saradc.yaml | 80 | ||||
-rw-r--r-- | dts/Bindings/iio/adc/st,stm32-adc.yaml | 35 | ||||
-rw-r--r-- | dts/Bindings/iio/adc/st,stm32-dfsdm-adc.yaml | 27 |
10 files changed, 307 insertions, 87 deletions
diff --git a/dts/Bindings/iio/adc/adi,ad7124.yaml b/dts/Bindings/iio/adc/adi,ad7124.yaml index f0934b295e..deb34deff0 100644 --- a/dts/Bindings/iio/adc/adi,ad7124.yaml +++ b/dts/Bindings/iio/adc/adi,ad7124.yaml @@ -72,8 +72,8 @@ patternProperties: The channel number. It can have up to 8 channels on ad7124-4 and 16 channels on ad7124-8, numbered from 0 to 15. items: - minimum: 0 - maximum: 15 + minimum: 0 + maximum: 15 adi,reference-select: description: | @@ -83,9 +83,8 @@ patternProperties: 1: REFIN2(+)/REFIN2(−). 3: AVDD If this field is left empty, internal reference is selected. - allOf: - - $ref: /schemas/types.yaml#/definitions/uint32 - - enum: [0, 1, 3] + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1, 3] diff-channels: description: see Documentation/devicetree/bindings/iio/adc/adc.txt diff --git a/dts/Bindings/iio/adc/adi,ad9467.yaml b/dts/Bindings/iio/adc/adi,ad9467.yaml new file mode 100644 index 0000000000..c4f57fa6aa --- /dev/null +++ b/dts/Bindings/iio/adc/adi,ad9467.yaml @@ -0,0 +1,65 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/adc/adi,ad9467.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Analog Devices AD9467 High-Speed ADC + +maintainers: + - Michael Hennerich <michael.hennerich@analog.com> + - Alexandru Ardelean <alexandru.ardelean@analog.com> + +description: | + The AD9467 is a 16-bit, monolithic, IF sampling analog-to-digital + converter (ADC). + + https://www.analog.com/media/en/technical-documentation/data-sheets/AD9467.pdf + +properties: + compatible: + enum: + - adi,ad9467 + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-names: + items: + - const: adc-clk + + powerdown-gpios: + description: + Pin that controls the powerdown mode of the device. + maxItems: 1 + + reset-gpios: + description: + Reset pin for the device. + maxItems: 1 + +required: + - compatible + - reg + - clocks + - clock-names + +additionalProperties: false + +examples: + - | + spi { + #address-cells = <1>; + #size-cells = <0>; + + adc@0 { + compatible = "adi,ad9467"; + reg = <0>; + clocks = <&adc_clk>; + clock-names = "adc-clk"; + }; + }; +... diff --git a/dts/Bindings/iio/adc/adi,axi-adc.yaml b/dts/Bindings/iio/adc/adi,axi-adc.yaml new file mode 100644 index 0000000000..0924b2b497 --- /dev/null +++ b/dts/Bindings/iio/adc/adi,axi-adc.yaml @@ -0,0 +1,62 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$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/dts/Bindings/iio/adc/lltc,ltc2496.yaml b/dts/Bindings/iio/adc/lltc,ltc2496.yaml index 118809a032..6a991e9f78 100644 --- a/dts/Bindings/iio/adc/lltc,ltc2496.yaml +++ b/dts/Bindings/iio/adc/lltc,ltc2496.yaml @@ -7,9 +7,9 @@ $schema: http://devicetree.org/meta-schemas/core.yaml# title: Linear Technology / Analog Devices LTC2496 ADC maintainers: - - Lars-Peter Clausen <lars@metafoo.de> - - Michael Hennerich <Michael.Hennerich@analog.com> - - Stefan Popa <stefan.popa@analog.com> + - Lars-Peter Clausen <lars@metafoo.de> + - Michael Hennerich <Michael.Hennerich@analog.com> + - Stefan Popa <stefan.popa@analog.com> properties: compatible: @@ -18,8 +18,7 @@ properties: vref-supply: description: phandle to an external regulator providing the reference voltage - allOf: - - $ref: /schemas/types.yaml#/definitions/phandle + $ref: /schemas/types.yaml#/definitions/phandle reg: description: spi chipselect number according to the usual spi bindings diff --git a/dts/Bindings/iio/adc/maxim,max1241.yaml b/dts/Bindings/iio/adc/maxim,max1241.yaml new file mode 100644 index 0000000000..f562505f5e --- /dev/null +++ b/dts/Bindings/iio/adc/maxim,max1241.yaml @@ -0,0 +1,63 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +# Copyright 2020 Alexandru Lazar +%YAML 1.2 +--- +$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/dts/Bindings/iio/adc/microchip,mcp3911.yaml b/dts/Bindings/iio/adc/microchip,mcp3911.yaml index 8ffeceb6ab..95ab285f4e 100644 --- a/dts/Bindings/iio/adc/microchip,mcp3911.yaml +++ b/dts/Bindings/iio/adc/microchip,mcp3911.yaml @@ -38,10 +38,9 @@ properties: microchip,device-addr: description: Device address when multiple MCP3911 chips are present on the same SPI bus. - allOf: - - $ref: /schemas/types.yaml#/definitions/uint32 - - enum: [0, 1, 2, 3] - - default: 0 + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1, 2, 3] + default: 0 vref-supply: description: | diff --git a/dts/Bindings/iio/adc/rockchip-saradc.txt b/dts/Bindings/iio/adc/rockchip-saradc.txt deleted file mode 100644 index c2c50b5987..0000000000 --- a/dts/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/dts/Bindings/iio/adc/rockchip-saradc.yaml b/dts/Bindings/iio/adc/rockchip-saradc.yaml new file mode 100644 index 0000000000..bcff82a423 --- /dev/null +++ b/dts/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/dts/Bindings/iio/adc/st,stm32-adc.yaml b/dts/Bindings/iio/adc/st,stm32-adc.yaml index dd8eb15aeb..28417b31b5 100644 --- a/dts/Bindings/iio/adc/st,stm32-adc.yaml +++ b/dts/Bindings/iio/adc/st,stm32-adc.yaml @@ -76,8 +76,7 @@ properties: description: Phandle to system configuration controller. It can be used to control the analog circuitry on stm32mp1. - allOf: - - $ref: "/schemas/types.yaml#/definitions/phandle-array" + $ref: "/schemas/types.yaml#/definitions/phandle-array" interrupt-controller: true @@ -247,8 +246,7 @@ patternProperties: Resolution (bits) to use for conversions: - can be 6, 8, 10 or 12 on stm32f4 - can be 8, 10, 12, 14 or 16 on stm32h7 and stm32mp1 - allOf: - - $ref: /schemas/types.yaml#/definitions/uint32 + $ref: /schemas/types.yaml#/definitions/uint32 st,adc-channels: description: | @@ -256,8 +254,7 @@ patternProperties: - 16 channels, numbered from 0 to 15 (for in0..in15) on stm32f4 - 20 channels, numbered from 0 to 19 (for in0..in19) on stm32h7 and stm32mp1. - allOf: - - $ref: /schemas/types.yaml#/definitions/uint32-array + $ref: /schemas/types.yaml#/definitions/uint32-array st,adc-diff-channels: description: | @@ -270,18 +267,17 @@ patternProperties: required. Both properties can be used together. Some channels can be used as single-ended and some other ones as differential (mixed). But channels can't be configured both as single-ended and differential. - allOf: - - $ref: /schemas/types.yaml#/definitions/uint32-matrix - - items: - items: - - description: | - "vinp" indicates positive input number - minimum: 0 - maximum: 19 - - description: | - "vinn" indicates negative input number - minimum: 0 - maximum: 19 + $ref: /schemas/types.yaml#/definitions/uint32-matrix + items: + items: + - description: | + "vinp" indicates positive input number + minimum: 0 + maximum: 19 + - description: | + "vinn" indicates negative input number + minimum: 0 + maximum: 19 st,min-sample-time-nsecs: description: @@ -291,8 +287,7 @@ patternProperties: array that matches "st,adc-channels" and/or "st,adc-diff-channels" list, to set sample time resp. for all channels, or independently for each channel. - allOf: - - $ref: /schemas/types.yaml#/definitions/uint32-array + $ref: /schemas/types.yaml#/definitions/uint32-array allOf: - if: diff --git a/dts/Bindings/iio/adc/st,stm32-dfsdm-adc.yaml b/dts/Bindings/iio/adc/st,stm32-dfsdm-adc.yaml index b1627441a0..d61bc011e8 100644 --- a/dts/Bindings/iio/adc/st,stm32-dfsdm-adc.yaml +++ b/dts/Bindings/iio/adc/st,stm32-dfsdm-adc.yaml @@ -95,16 +95,14 @@ patternProperties: On stm32h7 and stm32mp1: - For st,stm32-dfsdm-adc: up to 8 channels numbered from 0 to 7. - For st,stm32-dfsdm-dmic: 1 channel numbered from 0 to 7. - allOf: - - $ref: /schemas/types.yaml#/definitions/uint32-array - - items: - minimum: 0 - maximum: 7 + $ref: /schemas/types.yaml#/definitions/uint32-array + items: + minimum: 0 + maximum: 7 st,adc-channel-names: description: List of single-ended channel names. - allOf: - - $ref: /schemas/types.yaml#/definitions/string-array + $ref: /schemas/types.yaml#/definitions/string-array st,filter-order: description: | @@ -112,11 +110,10 @@ patternProperties: - 0: FastSinC - [1-5]: order 1 to 5. For audio purpose it is recommended to use order 3 to 5. - allOf: - - $ref: /schemas/types.yaml#/definitions/uint32 - - items: - minimum: 0 - maximum: 5 + $ref: /schemas/types.yaml#/definitions/uint32 + items: + minimum: 0 + maximum: 5 "#io-channel-cells": const: 1 @@ -130,8 +127,7 @@ patternProperties: - "MANCH_F": manchester codec, rising edge = logic 1, falling edge = logic 0 items: enum: [ SPI_R, SPI_F, MANCH_R, MANCH_F ] - allOf: - - $ref: /schemas/types.yaml#/definitions/non-unique-string-array + $ref: /schemas/types.yaml#/definitions/non-unique-string-array st,adc-channel-clk-src: description: | @@ -142,8 +138,7 @@ patternProperties: - "CLKOUT_R": internal SPI clock divided by 2 (rising edge). items: enum: [ CLKIN, CLKOUT, CLKOUT_F, CLKOUT_R ] - allOf: - - $ref: /schemas/types.yaml#/definitions/non-unique-string-array + $ref: /schemas/types.yaml#/definitions/non-unique-string-array st,adc-alt-channel: description: |