| /* |
| * Copyright 2023 The ChromiumOS Authors |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #include <zephyr/dt-bindings/adc/adc.h> |
| |
| / { |
| sensor0: vd { |
| compatible = "voltage-divider"; |
| io-channels = <&adc0 0>; |
| output-ohms = <50>; |
| full-ohms = <100>; |
| }; |
| |
| sensor1: css { |
| compatible = "current-sense-shunt"; |
| io-channels = <&adc0 1>; |
| shunt-resistor-micro-ohms = <500000>; |
| }; |
| |
| sensor2: csa { |
| compatible = "current-sense-amplifier"; |
| io-channels = <&adc0 2>; |
| sense-resistor-micro-ohms = <5000>; |
| sense-gain-mult = <100>; |
| }; |
| |
| adc0: adc { |
| compatible = "zephyr,adc-emul"; |
| nchannels = <3>; |
| ref-internal-mv = <3300>; |
| ref-external1-mv = <5000>; |
| #io-channel-cells = <1>; |
| status = "okay"; |
| }; |
| }; |
| |
| &adc0 { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| channel@0 { |
| reg = <0>; |
| zephyr,gain = "ADC_GAIN_1"; |
| zephyr,reference = "ADC_REF_INTERNAL"; |
| zephyr,vref-mv = <3300>; |
| zephyr,acquisition-time = <ADC_ACQ_TIME_DEFAULT>; |
| zephyr,resolution = <12>; |
| }; |
| |
| channel@1 { |
| reg = <1>; |
| zephyr,gain = "ADC_GAIN_1"; |
| zephyr,reference = "ADC_REF_INTERNAL"; |
| zephyr,vref-mv = <3300>; |
| zephyr,acquisition-time = <ADC_ACQ_TIME_DEFAULT>; |
| zephyr,resolution = <12>; |
| }; |
| |
| channel@2 { |
| reg = <2>; |
| zephyr,gain = "ADC_GAIN_1"; |
| zephyr,reference = "ADC_REF_INTERNAL"; |
| zephyr,vref-mv = <3300>; |
| zephyr,acquisition-time = <ADC_ACQ_TIME_DEFAULT>; |
| zephyr,resolution = <12>; |
| }; |
| }; |