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 000000000..12c31b4b9
--- /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";
+    };
+
+...