linux-kernel - [drm-drm-misc:drm-misc-next] dt-bindings: nt35510: document 'port' property

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Message-ID: <20240127152821.65744-1-dario.binacchi@amarulasolutions.com>
Date: Sat, 27 Jan 2024 16:28:08 +0100
From: Dario Binacchi <dario.binacchi@...rulasolutions.com>
To: linux-kernel@...r.kernel.org
Cc: Dario Binacchi <dario.binacchi@...rulasolutions.com>,
	Alexandre Torgue <alexandre.torgue@...s.st.com>,
	Conor Dooley <conor+dt@...nel.org>,
	Daniel Vetter <daniel@...ll.ch>,
	David Airlie <airlied@...il.com>,
	Jessica Zhang <quic_jesszhan@...cinc.com>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Linus Walleij <linus.walleij@...aro.org>,
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
	Maxime Ripard <mripard@...nel.org>,
	Neil Armstrong <neil.armstrong@...aro.org>,
	Rob Herring <robh+dt@...nel.org>,
	Sam Ravnborg <sam@...nborg.org>,
	Thomas Zimmermann <tzimmermann@...e.de>,
	devicetree@...r.kernel.org,
	dri-devel@...ts.freedesktop.org
Subject: [drm-drm-misc:drm-misc-next] dt-bindings: nt35510: document 'port' property

Allow 'port' property (coming from panel-common.yaml) to be used in DTS:

  st/stm32f769-disco-mb1166-reva09.dtb: panel@0: 'port' does not match any of the regexes: 'pinctrl-[0-9]+'

Signed-off-by: Dario Binacchi <dario.binacchi@...rulasolutions.com>
Cc: Alexandre Torgue <alexandre.torgue@...s.st.com>

---

 .../display/panel/novatek,nt35510.yaml        | 34 +++++++++++++++++++
 1 file changed, 34 insertions(+)

diff --git a/Documentation/devicetree/bindings/display/panel/novatek,nt35510.yaml b/Documentation/devicetree/bindings/display/panel/novatek,nt35510.yaml
index a4afaff483b7..72913719df23 100644
--- a/Documentation/devicetree/bindings/display/panel/novatek,nt35510.yaml
+++ b/Documentation/devicetree/bindings/display/panel/novatek,nt35510.yaml
@@ -31,6 +31,22 @@ properties:
   vddi-supply:
     description: regulator that supplies the vddi voltage
   backlight: true
+  port:
+    $ref: /schemas/graph.yaml#/properties/port
+
+if:
+  properties:
+    compatible:
+      contains:
+        enum:
+          - frida,frd400b25025
+then:
+  required:
+    - port
+
+else:
+  properties:
+    port: false
 
 required:
   - compatible
@@ -54,5 +70,23 @@ examples:
             backlight = <&gpio_bl>;
         };
     };
+  - |
+    dsi {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        panel@0 {
+            compatible = "frida,frd400b25025", "novatek,nt35510";
+            vddi-supply = <&vcc_3v3>;
+            vdd-supply = <&vcc_3v3>;
+            reg = <0>; /* dsi virtual channel (0..3) */
+            reset-gpios = <&gpioj 15 GPIO_ACTIVE_LOW>;
 
+            port {
+                dsi_panel_in: endpoint {
+                    remote-endpoint = <&dsi_out>;
+                };
+            };
+        };
+    };
 ...
-- 
2.43.0