| Message ID | 20200729101922.3033616-1-codrin.ciubotariu@microchip.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | [v2,1/2] dt-bindings: sound: add DT bindings for Microchip S/PDIF TX Controller | expand |
On Wed, Jul 29, 2020 at 01:19:21PM +0300, Codrin Ciubotariu wrote: > This patch adds DT bindings for the new Microchip S/PDIF TX Controller > embedded inside sama7g5 SoCs. > > Signed-off-by: Codrin Ciubotariu <codrin.ciubotariu@microchip.com> > --- > > Changes in v2: > - replaced https with http > - reworked example, included bindings; > > .../bindings/sound/mchp,spdiftx.yaml | 80 +++++++++++++++++++ > 1 file changed, 80 insertions(+) > create mode 100644 Documentation/devicetree/bindings/sound/mchp,spdiftx.yaml > > diff --git a/Documentation/devicetree/bindings/sound/mchp,spdiftx.yaml b/Documentation/devicetree/bindings/sound/mchp,spdiftx.yaml > new file mode 100644 > index 000000000000..2b7c27391f0d > --- /dev/null > +++ b/Documentation/devicetree/bindings/sound/mchp,spdiftx.yaml > @@ -0,0 +1,80 @@ > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/sound/mchp,spdiftx.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Microchip S/PDIF Tx Controller Device Tree Bindings > + > +maintainers: > + - Codrin Ciubotariu <codrin.ciubotariu@microchip.com> > + > +description: > + The Microchip Sony/Philips Digital Interface Transmitter is a > + serial port compliant with the IEC-60958 standard. > + > +properties: > + "#sound-dai-cells": > + const: 0 > + > + compatible: > + oneOf: > + - const: microchip,sama7g5-spdiftx No need for 'oneOf' when only 1 entry. > + > + reg: > + maxItems: 1 > + > + interrupts: > + maxItems: 1 > + > + clocks: > + items: > + - description: Peripheral Bus Clock > + - description: Generic Clock > + > + clock-names: > + items: > + - const: pclk > + - const: gclk > + > + dmas: > + description: TX DMA Channel How many? (maxItems: 1) > + > + dma-names: > + const: tx > + > + pinctrl-0: true > + > + pinctrl-names: > + const: default You can drop pinctrl props. They are always allowed. > + > +required: > + - "#sound-dai-cells" > + - compatible > + - reg > + - interrupts > + - clocks > + - clock-names > + - dmas > + - dma-names > + > +additionalProperties: false > + > +examples: > + - | > + #include <dt-bindings/clock/at91.h> > + #include <dt-bindings/dma/at91.h> > + #include <dt-bindings/interrupt-controller/arm-gic.h> > + > + spdiftx@e1618000 { > + #sound-dai-cells = <0>; > + compatible = "microchip,sama7g5-spdiftx"; > + reg = <0xe1618000 0x4000>; > + interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>; > + dmas = <&dma0 AT91_XDMAC_DT_PERID(50)>; > + dma-names = "tx"; > + clocks = <&pmc PMC_TYPE_PERIPHERAL 85>, <&pmc PMC_TYPE_GCK 85>; > + clock-names = "pclk", "gclk"; > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_spdiftx_default>; > + }; > -- > 2.25.1 >
diff --git a/Documentation/devicetree/bindings/sound/mchp,spdiftx.yaml b/Documentation/devicetree/bindings/sound/mchp,spdiftx.yaml new file mode 100644 index 000000000000..2b7c27391f0d --- /dev/null +++ b/Documentation/devicetree/bindings/sound/mchp,spdiftx.yaml @@ -0,0 +1,80 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/mchp,spdiftx.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Microchip S/PDIF Tx Controller Device Tree Bindings + +maintainers: + - Codrin Ciubotariu <codrin.ciubotariu@microchip.com> + +description: + The Microchip Sony/Philips Digital Interface Transmitter is a + serial port compliant with the IEC-60958 standard. + +properties: + "#sound-dai-cells": + const: 0 + + compatible: + oneOf: + - const: microchip,sama7g5-spdiftx + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + items: + - description: Peripheral Bus Clock + - description: Generic Clock + + clock-names: + items: + - const: pclk + - const: gclk + + dmas: + description: TX DMA Channel + + dma-names: + const: tx + + pinctrl-0: true + + pinctrl-names: + const: default + +required: + - "#sound-dai-cells" + - compatible + - reg + - interrupts + - clocks + - clock-names + - dmas + - dma-names + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/at91.h> + #include <dt-bindings/dma/at91.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + + spdiftx@e1618000 { + #sound-dai-cells = <0>; + compatible = "microchip,sama7g5-spdiftx"; + reg = <0xe1618000 0x4000>; + interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>; + dmas = <&dma0 AT91_XDMAC_DT_PERID(50)>; + dma-names = "tx"; + clocks = <&pmc PMC_TYPE_PERIPHERAL 85>, <&pmc PMC_TYPE_GCK 85>; + clock-names = "pclk", "gclk"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_spdiftx_default>; + };
This patch adds DT bindings for the new Microchip S/PDIF TX Controller embedded inside sama7g5 SoCs. Signed-off-by: Codrin Ciubotariu <codrin.ciubotariu@microchip.com> --- Changes in v2: - replaced https with http - reworked example, included bindings; .../bindings/sound/mchp,spdiftx.yaml | 80 +++++++++++++++++++ 1 file changed, 80 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/mchp,spdiftx.yaml