On Fri, 6 Mar 2020 13:00:58 +0200 Alexandru Ardelean <alexandru.ardelean@xxxxxxxxxx> wrote: > This change adds the bindings documentation for the AXI ADC driver. > > Signed-off-by: Alexandru Ardelean <alexandru.ardelean@xxxxxxxxxx> Looks fine to me, but I'll be wanting an ack from a DT maintainer. Thanks, Jonathan > --- > .../bindings/iio/adc/adi,axi-adc.yaml | 63 +++++++++++++++++++ > 1 file changed, 63 insertions(+) > create mode 100644 Documentation/devicetree/bindings/iio/adc/adi,axi-adc.yaml > > diff --git a/Documentation/devicetree/bindings/iio/adc/adi,axi-adc.yaml b/Documentation/devicetree/bindings/iio/adc/adi,axi-adc.yaml > new file mode 100644 > index 000000000000..6bd80e241f40 > --- /dev/null > +++ b/Documentation/devicetree/bindings/iio/adc/adi,axi-adc.yaml > @@ -0,0 +1,63 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/iio/adc/adi,axi-adc.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Analog Devices AXI ADC IP core > + > +maintainers: > + - Michael Hennerich <michael.hennerich@xxxxxxxxxx> > + - Alexandru Ardelean <alexandru.ardelean@xxxxxxxxxx> > + > +description: | > + Analog Devices Generic AXI ADC IP core for interfacing an ADC device > + with a high speed serial (JESD204B/C) or source synchronous parallel > + interface (LVDS/CMOS). > + Usually, some other interface type (i.e SPI) is used as a control > + interface for the actual ADC, while this IP core will interface > + to the data-lines of the ADC and handle the streaming of data into > + memory via DMA. > + > + https://wiki.analog.com/resources/fpga/docs/axi_adc_ip > + > +properties: > + compatible: > + enum: > + - adi,axi-adc-10.0.a > + > + reg: > + maxItems: 1 > + > + dmas: > + maxItems: 1 > + > + dma-names: > + maxItems: 1 > + items: > + - const: rx > + > + adi,adc-dev: > + $ref: /schemas/types.yaml#/definitions/phandle > + description: > + A reference to a the actual ADC to which this FPGA ADC interfaces to. > + > +required: > + - compatible > + - dmas > + - reg > + - adi,adc-dev > + > +additionalProperties: false > + > +examples: > + - | > + axi-adc@44a00000 { > + compatible = "adi,axi-adc-10.0.a"; > + reg = <0x44a00000 0x10000>; > + dmas = <&rx_dma 0>; > + dma-names = "rx"; > + > + adi,adc-dev = <&spi_adc>; > + }; > +...