[PATCH v3 3/5] dt-bindings: display: tegra: nvidia, tegra20-hdmi: Add HDMI output port node

[Svyatoslav Ryhel]

From: Maxim Schwalm <maxim.schwalm at gmail.com>

Either this node, which is optional, or the nvidia,panel property can be
present.

Signed-off-by: Maxim Schwalm <maxim.schwalm at gmail.com>
Signed-off-by: Svyatoslav Ryhel <clamor95 at gmail.com>
---
 .../display/tegra/nvidia,tegra20-hdmi.yaml    | 32 +++++++++++++++++--
 1 file changed, 30 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-hdmi.yaml b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-hdmi.yaml
index f77197e4869f..f8292551b9c8 100644
--- a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-hdmi.yaml
+++ b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-hdmi.yaml
@@ -82,9 +82,39 @@ properties:
     description: phandle of a display panel
     $ref: /schemas/types.yaml#/definitions/phandle
 
+  port:
+    description: HDMI output port
+    $ref: /schemas/graph.yaml#/properties/port
+
   "#sound-dai-cells":
     const: 0
 
+anyOf:
+  - if:
+      not:
+        properties:
+          nvidia,panel: false
+    then:
+      not:
+        properties:
+          port: true
+  - if:
+      not:
+        properties:
+          port: false
+    then:
+      not:
+        properties:
+          nvidia,panel: true
+
+if:
+  properties:
+    port: false
+then:
+  required:
+    - nvidia,ddc-i2c-bus
+    - nvidia,hpd-gpio
+
 additionalProperties: false
 
 required:
@@ -97,8 +127,6 @@ required:
   - reset-names
   - pll-supply
   - vdd-supply
-  - nvidia,ddc-i2c-bus
-  - nvidia,hpd-gpio
 
 examples:
   - |
-- 
2.39.2