| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/iio/adc/lltc,ltc2497.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Linear Technology / Analog Devices LTC2497 and LTC2309 ADC |
| 8 | |
| 9 | maintainers: |
| 10 | - Michael Hennerich <michael.hennerich@analog.com> |
| 11 | - Liam Beguin <liambeguin@gmail.com> |
| 12 | |
| 13 | description: | |
| 14 | LTC2309: |
| 15 | low noise, low power, 8-channel, 12-bit successive approximation ADC with an |
| 16 | I2C compatible serial interface. |
| 17 | |
| 18 | https://www.analog.com/media/en/technical-documentation/data-sheets/2309fd.pdf |
| 19 | |
| 20 | LTC2497: |
| 21 | LTC2499: |
| 22 | 16bit ADC supporting up to 16 single ended or 8 differential inputs. |
| 23 | I2C interface. |
| 24 | |
| 25 | https://www.analog.com/media/en/technical-documentation/data-sheets/2497fb.pdf |
| 26 | https://www.analog.com/media/en/technical-documentation/data-sheets/2499fe.pdf |
| 27 | |
| 28 | properties: |
| 29 | compatible: |
| 30 | enum: |
| 31 | - lltc,ltc2309 |
| 32 | - lltc,ltc2497 |
| 33 | - lltc,ltc2499 |
| 34 | |
| 35 | reg: true |
| 36 | vref-supply: true |
| 37 | "#io-channel-cells": |
| 38 | const: 1 |
| 39 | |
| 40 | required: |
| 41 | - compatible |
| 42 | - reg |
| 43 | - vref-supply |
| 44 | |
| 45 | additionalProperties: false |
| 46 | |
| 47 | examples: |
| 48 | - | |
| 49 | i2c { |
| 50 | #address-cells = <1>; |
| 51 | #size-cells = <0>; |
| 52 | |
| 53 | adc@76 { |
| 54 | compatible = "lltc,ltc2497"; |
| 55 | reg = <0x76>; |
| 56 | vref-supply = <<c2497_reg>; |
| 57 | #io-channel-cells = <1>; |
| 58 | }; |
| 59 | }; |
| 60 | ... |