Documentation/devicetree/bindings/sound/mchp,spdiftx.yaml

   1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/sound/mchp,spdiftx.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Microchip S/PDIF Tx Controller Device Tree Bindings
   8
   9 maintainers:
  10   - Codrin Ciubotariu <codrin.ciubotariu@microchip.com>
  11
  12 description:
  13   The Microchip Sony/Philips Digital Interface Transmitter is a serial port
  14   compliant with the IEC-60958 standard.
  15
  16 properties:
  17   "#sound-dai-cells":
  18     const: 0
  19
  20   compatible:
  21     const: microchip,sama7g5-spdiftx
  22
  23   reg:
  24     maxItems: 1
  25
  26   interrupts:
  27     maxItems: 1
  28
  29   clocks:
  30     items:
  31       - description: Peripheral Bus Clock
  32       - description: Generic Clock
  33
  34   clock-names:
  35     items:
  36       - const: pclk
  37       - const: gclk
  38
  39   dmas:
  40     description: TX DMA Channel
  41     maxItems: 1
  42
  43   dma-names:
  44     const: tx
  45
  46 required:
  47   - "#sound-dai-cells"
  48   - compatible
  49   - reg
  50   - interrupts
  51   - clocks
  52   - clock-names
  53   - dmas
  54   - dma-names
  55
  56 additionalProperties: false
  57
  58 examples:
  59   - |
  60     #include <dt-bindings/clock/at91.h>
  61     #include <dt-bindings/dma/at91.h>
  62     #include <dt-bindings/interrupt-controller/arm-gic.h>
  63
  64     spdiftx@e1618000 {
  65         #sound-dai-cells = <0>;
  66         compatible = "microchip,sama7g5-spdiftx";
  67         reg = <0xe1618000 0x4000>;
  68         interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
  69         dmas = <&dma0 AT91_XDMAC_DT_PERID(50)>;
  70         dma-names = "tx";
  71         clocks = <&pmc PMC_TYPE_PERIPHERAL 85>, <&pmc PMC_TYPE_GCK 85>;
  72         clock-names = "pclk", "gclk";
  73         pinctrl-names = "default";
  74         pinctrl-0 = <&pinctrl_spdiftx_default>;
  75     };