linux-kernel - [PATCH 3/3] dt-bindings: tegra: Add missing HDA properties

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Date:   Wed, 18 Nov 2020 13:36:22 +0530
From:   Sameer Pujar <spujar@...dia.com>
To:     <robh+dt@...nel.org>, <thierry.reding@...il.com>,
        <broonie@...nel.org>
CC:     <jonathanh@...dia.com>, <sharadg@...dia.com>,
        <devicetree@...r.kernel.org>, <linux-tegra@...r.kernel.org>,
        <alsa-devel@...a-project.org>, <linux-kernel@...r.kernel.org>,
        Sameer Pujar <spujar@...dia.com>
Subject: [PATCH 3/3] dt-bindings: tegra: Add missing HDA properties

Document the missing properties which are currently required for
Tegra186/Tegra194 DT files.

Signed-off-by: Sameer Pujar <spujar@...dia.com>
---
 .../devicetree/bindings/sound/nvidia,tegra30-hda.yaml      | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/Documentation/devicetree/bindings/sound/nvidia,tegra30-hda.yaml b/Documentation/devicetree/bindings/sound/nvidia,tegra30-hda.yaml
index 3059bc3..e543a61 100644
--- a/Documentation/devicetree/bindings/sound/nvidia,tegra30-hda.yaml
+++ b/Documentation/devicetree/bindings/sound/nvidia,tegra30-hda.yaml
@@ -60,6 +60,20 @@ properties:
       - 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: |
-- 
2.7.4