Document the logicPD I2S FPGA block bindings in yaml. Syntax verified with dt-doc-validate. Signed-off-by: Miquel Raynal <miquel.raynal@xxxxxxxxxxx> --- .../bindings/sound/xlnx,logicpd-i2s.yaml | 57 +++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/xlnx,logicpd-i2s.yaml diff --git a/Documentation/devicetree/bindings/sound/xlnx,logicpd-i2s.yaml b/Documentation/devicetree/bindings/sound/xlnx,logicpd-i2s.yaml new file mode 100644 index 000000000000..cbff641af199 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/xlnx,logicpd-i2s.yaml @@ -0,0 +1,57 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/xlnx,logicpd-i2s.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Device-Tree bindings for Xilinx logicPD I2S FPGA block + +maintainers: + - Miquel Raynal <miquel.raynal@xxxxxxxxxxx> + +description: | + The IP supports I2S playback/capture audio. It acts as a slave and + clocks should come from the codec. It only supports two channels and + S16_LE format. + +properties: + compatible: + items: + - const: xlnx,logicpd-i2s + + reg: + maxItems: 1 + description: + Base address and size of the IP core instance. + + interrupts: + minItems: 1 + maxItems: 2 + items: + - description: tx interrupt + - description: rx interrupt + description: + Either the Tx interruption or the Rx interruption or both. + + interrupt-names: + minItems: 1 + maxItems: 2 + items: + - const: tx + - const: rx + +required: + - compatible + - reg + - interrupts + - interrupts-controller + +examples: + - | + logii2s_dai: logii2s-dai@43c10000 { + reg = <0x43c10000 0x1000>; + compatible = "xlnx,logicpd-i2s-dai"; + interrupt-parent = <&intc>; + interrupts = <0 29 IRQ_TYPE_LEVEL_HIGH>, <0 30 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "rx", "tx"; + }; -- 2.20.1
