# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/sound/loongson,ls2k1000-i2s.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Loongson-2K1000 I2S controller

maintainers:
  - Binbin Zhou <zhoubinbin@loongson.cn>

allOf:
  - $ref: dai-common.yaml#

properties:
  compatible:
    const: loongson,ls2k1000-i2s

  reg:
    items:
      - description: Loongson I2S controller Registers.
      - description: APB DMA config register for Loongson I2S controller.

  interrupts:
    maxItems: 1

  clocks:
    maxItems: 1

  dmas:
    maxItems: 2

  dma-names:
    items:
      - const: tx
      - const: rx
 
  '#sound-dai-cells':
    const: 0

required:
  - compatible
  - reg
  - interrupts
  - clocks
  - dmas
  - dma-names
  - '#sound-dai-cells'

unevaluatedProperties: false

examples:
  - |
    #include <dt-bindings/clock/loongson,ls2k-clk.h>
    #include <dt-bindings/interrupt-controller/irq.h>
 
    i2s@1fe2d000 {
        compatible = "loongson,ls2k1000-i2s";
        reg = <0x1fe2d000 0x14>,
              <0x1fe00438 0x8>;
        interrupt-parent = <&liointc0>;
        interrupts = <5 IRQ_TYPE_LEVEL_HIGH>;
        clocks = <&clk LOONGSON2_APB_CLK>;
        dmas = <&apbdma2 0>, <&apbdma3 0>;
        dma-names = "tx", "rx";
        #sound-dai-cells = <0>;
    };
...