162306a36Sopenharmony_ci# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) 262306a36Sopenharmony_ci%YAML 1.2 362306a36Sopenharmony_ci--- 462306a36Sopenharmony_ci$id: http://devicetree.org/schemas/iio/adc/st,stmpe-adc.yaml# 562306a36Sopenharmony_ci$schema: http://devicetree.org/meta-schemas/core.yaml# 662306a36Sopenharmony_ci 762306a36Sopenharmony_cititle: ADC on an STMPE multifunction device. 862306a36Sopenharmony_ci 962306a36Sopenharmony_cimaintainers: 1062306a36Sopenharmony_ci - Stefan Agner <stefan@agner.ch> 1162306a36Sopenharmony_ci 1262306a36Sopenharmony_cidescription: 1362306a36Sopenharmony_ci This ADC forms part of an ST microelectronics STMPE multifunction device . 1462306a36Sopenharmony_ci The ADC is shared with the STMPE touchscreen. As a result some ADC related 1562306a36Sopenharmony_ci settings are specified in the parent node. 1662306a36Sopenharmony_ci The node should be a child node of the stmpe node to which it belongs. 1762306a36Sopenharmony_ci 1862306a36Sopenharmony_ciproperties: 1962306a36Sopenharmony_ci compatible: 2062306a36Sopenharmony_ci const: st,stmpe-adc 2162306a36Sopenharmony_ci 2262306a36Sopenharmony_ci st,norequest-mask: 2362306a36Sopenharmony_ci $ref: /schemas/types.yaml#/definitions/uint32 2462306a36Sopenharmony_ci description: 2562306a36Sopenharmony_ci Bitmask specifying which ADC channels should _not_ be 2662306a36Sopenharmony_ci requestable due to different usage (e.g. touch). 2762306a36Sopenharmony_ci 2862306a36Sopenharmony_ci "#io-channel-cells": 2962306a36Sopenharmony_ci const: 1 3062306a36Sopenharmony_ci 3162306a36Sopenharmony_cirequired: 3262306a36Sopenharmony_ci - compatible 3362306a36Sopenharmony_ci 3462306a36Sopenharmony_ciadditionalProperties: false 3562306a36Sopenharmony_ci 3662306a36Sopenharmony_ciexamples: 3762306a36Sopenharmony_ci - | 3862306a36Sopenharmony_ci adc { 3962306a36Sopenharmony_ci compatible = "st,stmpe-adc"; 4062306a36Sopenharmony_ci st,norequest-mask = <0x0f>; /* dont use ADC CH3-0 */ 4162306a36Sopenharmony_ci }; 4262306a36Sopenharmony_ci... 43