On Tue, Oct 01, 2024 at 09:46:16AM +0200, Herve Codina wrote: > The GE HealthCare PMC Analog to Digital Converter (ADC) is a 16-Channel > (voltage and current), 16-Bit ADC with an I2C Interface. > > Signed-off-by: Herve Codina <herve.codina@xxxxxxxxxxx> > --- > .../bindings/iio/adc/gehc,pmc-adc.yaml | 82 +++++++++++++++++++ > include/dt-bindings/iio/adc/gehc,pmc-adc.h | 10 +++ > 2 files changed, 92 insertions(+) > create mode 100644 Documentation/devicetree/bindings/iio/adc/gehc,pmc-adc.yaml > create mode 100644 include/dt-bindings/iio/adc/gehc,pmc-adc.h > > diff --git a/Documentation/devicetree/bindings/iio/adc/gehc,pmc-adc.yaml b/Documentation/devicetree/bindings/iio/adc/gehc,pmc-adc.yaml > new file mode 100644 > index 000000000000..6b2bb1309767 > --- /dev/null > +++ b/Documentation/devicetree/bindings/iio/adc/gehc,pmc-adc.yaml > @@ -0,0 +1,82 @@ > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/iio/adc/gehc,pmc-adc.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: GE HealthCare PMC Analog to Digital Converter (ADC) > + > +maintainers: > + - Herve Codina <herve.codina@xxxxxxxxxxx> > + > +description: > + The GE HealthCare PMC ADC is a 16-Channel (voltage and current), 16-Bit ADC > + with an I2C Interface. > + > +properties: > + compatible: > + const: gehc,pmc-adc > + > + reg: > + maxItems: 1 > + > + vdd-supply: > + description: > + Regulator for the VDD power supply. > + > + vdda-supply: > + description: > + Regulator for the VDD analog (VDDA) power supply. > + > + vddio-supply: > + description: > + Regulator for the VDD IO (VDDIO) power supply. > + > + vref-supply: > + description: > + Regulator for the voltage reference power supply. > + > + clocks: > + maxItems: 1 > + > + clock-names: > + items: > + - const: osc Since there's no datasheet for me to look up, why is the clock optional? > + > + "#io-channel-cells": > + const: 2 > + description: | > + The first cell is the channel type (dt-bindings/iio/adc/gehc,pmc-adc.h > + defines these values): > + - 0: voltage > + - 1: current > + The second cell is the channel number from 0 to 15. > + > +required: > + - compatible > + - reg > + - vdd-supply > + - vdda-supply > + - vddio-supply > + - vref-supply > + - '#io-channel-cells' > + > +additionalProperties: false > + > +examples: > + - | > + i2c { > + #address-cells = <1>; > + #size-cells = <0>; > + > + adc@14 { > + compatible = "gehc,pmc-adc"; > + reg = <0x14>; > + vdd-supply = <®_vdd>; > + vdda-supply = <®_vdda>; > + vddio-supply = <®_vddio>; > + vref-supply = <®_vref>; > + #io-channel-cells = <2>; > + }; > + }; > +... > diff --git a/include/dt-bindings/iio/adc/gehc,pmc-adc.h b/include/dt-bindings/iio/adc/gehc,pmc-adc.h > new file mode 100644 > index 000000000000..2f291e3c76ae > --- /dev/null > +++ b/include/dt-bindings/iio/adc/gehc,pmc-adc.h > @@ -0,0 +1,10 @@ > +/* SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause */ > + > +#ifndef _DT_BINDINGS_IIO_ADC_GEHC_PMC_ADC_H > +#define _DT_BINDINGS_IIO_ADC_GEHC_PMC_ADC_H > + > +/* ADC channel type */ > +#define GEHC_PMC_ADC_VOLTAGE 0 > +#define GEHC_PMC_ADC_CURRENT 1 > + > +#endif > -- > 2.46.1 >
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