| Message ID | 20200503171451.44034-1-contact@artur-rojek.eu (mailing list archive) |
|---|---|
| State | Superseded |
| Headers | show |
| Series | [v6,1/7] dt-bindings: iio/adc: Convert ingenic-adc docs to YAML. | expand |
On Sun, May 03, 2020 at 07:14:45PM +0200, Artur Rojek wrote: > Convert the textual documentation of Device Tree bindings for the > Ingenic JZ47xx SoCs ADC controller to YAML. > > The `interrupts` property is now explicitly listed and marked as > required. While missing from the previous textual documentation, this > property has been used with all the boards which probe this driver. > > Signed-off-by: Artur Rojek <contact@artur-rojek.eu> > Tested-by: Paul Cercueil <paul@crapouillou.net> > --- > > Changes: > > v6: new patch > > .../bindings/iio/adc/ingenic,adc.txt | 49 ------------ > .../bindings/iio/adc/ingenic,adc.yaml | 74 +++++++++++++++++++ > 2 files changed, 74 insertions(+), 49 deletions(-) > delete mode 100644 Documentation/devicetree/bindings/iio/adc/ingenic,adc.txt > create mode 100644 Documentation/devicetree/bindings/iio/adc/ingenic,adc.yaml > > diff --git a/Documentation/devicetree/bindings/iio/adc/ingenic,adc.txt b/Documentation/devicetree/bindings/iio/adc/ingenic,adc.txt > deleted file mode 100644 > index cd9048cf9dcf..000000000000 > --- a/Documentation/devicetree/bindings/iio/adc/ingenic,adc.txt > +++ /dev/null > @@ -1,49 +0,0 @@ > -* Ingenic JZ47xx ADC controller IIO bindings > - > -Required properties: > - > -- compatible: Should be one of: > - * ingenic,jz4725b-adc > - * ingenic,jz4740-adc > - * ingenic,jz4770-adc > -- reg: ADC controller registers location and length. > -- clocks: phandle to the SoC's ADC clock. > -- clock-names: Must be set to "adc". > -- #io-channel-cells: Must be set to <1> to indicate channels are selected > - by index. > - > -ADC clients must use the format described in iio-bindings.txt, giving > -a phandle and IIO specifier pair ("io-channels") to the ADC controller. > - > -Example: > - > -#include <dt-bindings/iio/adc/ingenic,adc.h> > - > -adc: adc@10070000 { > - compatible = "ingenic,jz4740-adc"; > - #io-channel-cells = <1>; > - > - reg = <0x10070000 0x30>; > - > - clocks = <&cgu JZ4740_CLK_ADC>; > - clock-names = "adc"; > - > - interrupt-parent = <&intc>; > - interrupts = <18>; > -}; > - > -adc-keys { > - ... > - compatible = "adc-keys"; > - io-channels = <&adc INGENIC_ADC_AUX>; > - io-channel-names = "buttons"; > - ... > -}; > - > -battery { > - ... > - compatible = "ingenic,jz4740-battery"; > - io-channels = <&adc INGENIC_ADC_BATTERY>; > - io-channel-names = "battery"; > - ... > -}; > diff --git a/Documentation/devicetree/bindings/iio/adc/ingenic,adc.yaml b/Documentation/devicetree/bindings/iio/adc/ingenic,adc.yaml > new file mode 100644 > index 000000000000..e9c46fff840a > --- /dev/null > +++ b/Documentation/devicetree/bindings/iio/adc/ingenic,adc.yaml > @@ -0,0 +1,74 @@ > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) > +# Copyright 2019-2020 Artur Rojek > +%YAML 1.2 > +--- > +$id: "http://devicetree.org/schemas/iio/adc/ingenic,adc.yaml#" > +$schema: "http://devicetree.org/meta-schemas/core.yaml#" > + > +title: Ingenic JZ47xx ADC controller IIO bindings > + > +maintainers: > + - Artur Rojek <contact@artur-rojek.eu> > + > +description: > > + Industrial I/O subsystem bindings for ADC controller found in > + Ingenic JZ47xx SoCs. > + > + ADC clients must use the format described in iio-bindings.txt, giving > + a phandle and IIO specifier pair ("io-channels") to the ADC controller. > + > +properties: > + compatible: > + enum: > + - ingenic,jz4725b-adc > + - ingenic,jz4740-adc > + - ingenic,jz4770-adc > + > + '#io-channel-cells': > + const: 1 > + description: > + Must be set to <1> to indicate channels are selected by index. > + > + reg: > + items: > + - description: ADC controller registers location and length. That's all 'reg' properties. Just 'maxItems: 1' is good for single entry. > + > + clocks: > + items: > + - description: phandle to the SoC's ADC clock. Same here. > + > + clock-names: > + items: > + - const: adc > + > + interrupts: > + items: > + - description: IRQ line for the ADC. And here. > + > +required: > + - compatible > + - '#io-channel-cells' > + - reg > + - clocks > + - clock-names > + - interrupts > + > +additionalProperties: false > + > +examples: > + - | > + #include <dt-bindings/clock/jz4740-cgu.h> > + #include <dt-bindings/iio/adc/ingenic,adc.h> > + > + adc@10070000 { > + compatible = "ingenic,jz4740-adc"; > + #io-channel-cells = <1>; > + > + reg = <0x10070000 0x30>; > + > + clocks = <&cgu JZ4740_CLK_ADC>; > + clock-names = "adc"; > + > + interrupt-parent = <&intc>; > + interrupts = <18>; > + }; > -- > 2.26.2 >
diff --git a/Documentation/devicetree/bindings/iio/adc/ingenic,adc.txt b/Documentation/devicetree/bindings/iio/adc/ingenic,adc.txt deleted file mode 100644 index cd9048cf9dcf..000000000000 --- a/Documentation/devicetree/bindings/iio/adc/ingenic,adc.txt +++ /dev/null @@ -1,49 +0,0 @@ -* Ingenic JZ47xx ADC controller IIO bindings - -Required properties: - -- compatible: Should be one of: - * ingenic,jz4725b-adc - * ingenic,jz4740-adc - * ingenic,jz4770-adc -- reg: ADC controller registers location and length. -- clocks: phandle to the SoC's ADC clock. -- clock-names: Must be set to "adc". -- #io-channel-cells: Must be set to <1> to indicate channels are selected - by index. - -ADC clients must use the format described in iio-bindings.txt, giving -a phandle and IIO specifier pair ("io-channels") to the ADC controller. - -Example: - -#include <dt-bindings/iio/adc/ingenic,adc.h> - -adc: adc@10070000 { - compatible = "ingenic,jz4740-adc"; - #io-channel-cells = <1>; - - reg = <0x10070000 0x30>; - - clocks = <&cgu JZ4740_CLK_ADC>; - clock-names = "adc"; - - interrupt-parent = <&intc>; - interrupts = <18>; -}; - -adc-keys { - ... - compatible = "adc-keys"; - io-channels = <&adc INGENIC_ADC_AUX>; - io-channel-names = "buttons"; - ... -}; - -battery { - ... - compatible = "ingenic,jz4740-battery"; - io-channels = <&adc INGENIC_ADC_BATTERY>; - io-channel-names = "battery"; - ... -}; diff --git a/Documentation/devicetree/bindings/iio/adc/ingenic,adc.yaml b/Documentation/devicetree/bindings/iio/adc/ingenic,adc.yaml new file mode 100644 index 000000000000..e9c46fff840a --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/ingenic,adc.yaml @@ -0,0 +1,74 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +# Copyright 2019-2020 Artur Rojek +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/iio/adc/ingenic,adc.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: Ingenic JZ47xx ADC controller IIO bindings + +maintainers: + - Artur Rojek <contact@artur-rojek.eu> + +description: > + Industrial I/O subsystem bindings for ADC controller found in + Ingenic JZ47xx SoCs. + + ADC clients must use the format described in iio-bindings.txt, giving + a phandle and IIO specifier pair ("io-channels") to the ADC controller. + +properties: + compatible: + enum: + - ingenic,jz4725b-adc + - ingenic,jz4740-adc + - ingenic,jz4770-adc + + '#io-channel-cells': + const: 1 + description: + Must be set to <1> to indicate channels are selected by index. + + reg: + items: + - description: ADC controller registers location and length. + + clocks: + items: + - description: phandle to the SoC's ADC clock. + + clock-names: + items: + - const: adc + + interrupts: + items: + - description: IRQ line for the ADC. + +required: + - compatible + - '#io-channel-cells' + - reg + - clocks + - clock-names + - interrupts + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/jz4740-cgu.h> + #include <dt-bindings/iio/adc/ingenic,adc.h> + + adc@10070000 { + compatible = "ingenic,jz4740-adc"; + #io-channel-cells = <1>; + + reg = <0x10070000 0x30>; + + clocks = <&cgu JZ4740_CLK_ADC>; + clock-names = "adc"; + + interrupt-parent = <&intc>; + interrupts = <18>; + };