diff options
Diffstat (limited to 'Documentation/devicetree/bindings/sound/nvidia,tegra30-hda.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/sound/nvidia,tegra30-hda.yaml | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sound/nvidia,tegra30-hda.yaml b/Documentation/devicetree/bindings/sound/nvidia,tegra30-hda.yaml new file mode 100644 index 0000000000..12c31b4b99 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/nvidia,tegra30-hda.yaml @@ -0,0 +1,115 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/nvidia,tegra30-hda.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NVIDIA Tegra HDA controller + +description: | + The High Definition Audio (HDA) block provides a serial interface to + audio codec. It supports multiple input and output streams. + +maintainers: + - Thierry Reding <treding@nvidia.com> + - Jon Hunter <jonathanh@nvidia.com> + +properties: + $nodename: + pattern: "^hda@[0-9a-f]*$" + + compatible: + oneOf: + - const: nvidia,tegra30-hda + - items: + - enum: + - nvidia,tegra234-hda + - nvidia,tegra194-hda + - nvidia,tegra186-hda + - nvidia,tegra210-hda + - nvidia,tegra124-hda + - const: nvidia,tegra30-hda + - items: + - const: nvidia,tegra132-hda + - const: nvidia,tegra124-hda + - const: nvidia,tegra30-hda + + reg: + maxItems: 1 + + interrupts: + description: The interrupt from the HDA controller + maxItems: 1 + + clocks: + minItems: 2 + maxItems: 3 + + clock-names: + minItems: 2 + items: + - const: hda + - const: hda2hdmi + - const: hda2codec_2x + + resets: + minItems: 2 + maxItems: 3 + + reset-names: + minItems: 2 + items: + - const: hda + - const: hda2hdmi + - const: hda2codec_2x + + power-domains: + maxItems: 1 + + interconnects: + maxItems: 2 + + interconnect-names: + items: + - const: dma-mem + - const: write + + iommus: + maxItems: 1 + + nvidia,model: + $ref: /schemas/types.yaml#/definitions/string + description: | + The user-visible name of this sound complex. If this property is + not specified then boards can use default name provided in hda driver. + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +additionalProperties: false + +examples: + - | + #include<dt-bindings/clock/tegra124-car-common.h> + #include<dt-bindings/interrupt-controller/arm-gic.h> + + hda@70030000 { + compatible = "nvidia,tegra124-hda", "nvidia,tegra30-hda"; + reg = <0x70030000 0x10000>; + interrupts = <GIC_SPI 81 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&tegra_car TEGRA124_CLK_HDA>, + <&tegra_car TEGRA124_CLK_HDA2HDMI>, + <&tegra_car TEGRA124_CLK_HDA2CODEC_2X>; + clock-names = "hda", "hda2hdmi", "hda2codec_2x"; + resets = <&tegra_car 125>, /* hda */ + <&tegra_car 128>, /* hda2hdmi */ + <&tegra_car 111>; /* hda2codec_2x */ + reset-names = "hda", "hda2hdmi", "hda2codec_2x"; + nvidia,model = "jetson-tk1-hda"; + }; + +... |