Add Loongson I2S controller binding with DT schema format using json-schema. Signed-off-by: Binbin Zhou <zhoubinbin@xxxxxxxxxxx> Reviewed-by: Rob Herring (Arm) <robh@xxxxxxxxxx> --- .../bindings/sound/loongson,ls2k1000-i2s.yaml | 68 +++++++++++++++++++ 1 file changed, 68 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/loongson,ls2k1000-i2s.yaml diff --git a/Documentation/devicetree/bindings/sound/loongson,ls2k1000-i2s.yaml b/Documentation/devicetree/bindings/sound/loongson,ls2k1000-i2s.yaml new file mode 100644 index 000000000000..da79510bb2d9 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/loongson,ls2k1000-i2s.yaml @@ -0,0 +1,68 @@ +# 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@xxxxxxxxxxx> + +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>; + }; +... -- 2.43.5
