| # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) |
| %YAML 1.2 |
| --- |
| $id: http://devicetree.org/schemas/iio/adc/microchip,mcp3201.yaml# |
| $schema: http://devicetree.org/meta-schemas/core.yaml# |
| |
| title: Microchip mcp3201 and similar ADCs |
| |
| maintainers: |
| - Oskar Andero <oskar.andero@gmail.com> |
| |
| description: | |
| Family of simple ADCs with a SPI interface. |
| |
| properties: |
| compatible: |
| enum: |
| - microchip,mcp3001 |
| - microchip,mcp3002 |
| - microchip,mcp3004 |
| - microchip,mcp3008 |
| - microchip,mcp3201 |
| - microchip,mcp3202 |
| - microchip,mcp3204 |
| - microchip,mcp3208 |
| - microchip,mcp3301 |
| - microchip,mcp3550-50 |
| - microchip,mcp3550-60 |
| - microchip,mcp3551 |
| - microchip,mcp3553 |
| |
| reg: |
| maxItems: 1 |
| |
| spi-cpha: true |
| spi-cpol: true |
| |
| vref-supply: |
| description: External reference. |
| |
| "#io-channel-cells": |
| const: 1 |
| |
| dependencies: |
| spi-cpol: [ spi-cpha ] |
| spi-cpha: [ spi-cpol ] |
| |
| required: |
| - compatible |
| - reg |
| - vref-supply |
| |
| allOf: |
| - $ref: /schemas/spi/spi-peripheral-props.yaml# |
| |
| unevaluatedProperties: false |
| |
| examples: |
| - | |
| spi { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| adc@0 { |
| compatible = "microchip,mcp3002"; |
| reg = <0>; |
| vref-supply = <&vref_reg>; |
| spi-cpha; |
| spi-cpol; |
| #io-channel-cells = <1>; |
| }; |
| adc@1 { |
| compatible = "microchip,mcp3002"; |
| reg = <1>; |
| vref-supply = <&vref_reg>; |
| spi-max-frequency = <1500000>; |
| }; |
| }; |
| ... |
