linux-kernel - [PATCH 2/3] dt-bindings: ili9806e: add Rocktech RK050HR345-CT106A display

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20260106154446.2735701-3-dario.binacchi@amarulasolutions.com>
Date: Tue,  6 Jan 2026 16:43:15 +0100
From: Dario Binacchi <dario.binacchi@...rulasolutions.com>
To: linux-kernel@...r.kernel.org
Cc: linux-amarula@...rulasolutions.com,
	Dario Binacchi <dario.binacchi@...rulasolutions.com>,
	Conor Dooley <conor+dt@...nel.org>,
	David Airlie <airlied@...il.com>,
	Jessica Zhang <jesszhan0024@...il.com>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
	Maxime Ripard <mripard@...nel.org>,
	Michael Walle <mwalle@...nel.org>,
	Neil Armstrong <neil.armstrong@...aro.org>,
	Rob Herring <robh@...nel.org>,
	Simona Vetter <simona@...ll.ch>,
	Thomas Zimmermann <tzimmermann@...e.de>,
	devicetree@...r.kernel.org,
	dri-devel@...ts.freedesktop.org
Subject: [PATCH 2/3] dt-bindings: ili9806e: add Rocktech RK050HR345-CT106A display

Document the Rocktech 5" 480x854 panel based on the Ilitek ILI9806E
controller.

This panel uses SPI for control and an RGB interface for display
data, so adjust the binding requirements accordingly.

Signed-off-by: Dario Binacchi <dario.binacchi@...rulasolutions.com>
---

 .../display/panel/ilitek,ili9806e.yaml        | 43 +++++++++++++++++--
 1 file changed, 40 insertions(+), 3 deletions(-)

diff --git a/Documentation/devicetree/bindings/display/panel/ilitek,ili9806e.yaml b/Documentation/devicetree/bindings/display/panel/ilitek,ili9806e.yaml
index f80307579485..61d035419126 100644
--- a/Documentation/devicetree/bindings/display/panel/ilitek,ili9806e.yaml
+++ b/Documentation/devicetree/bindings/display/panel/ilitek,ili9806e.yaml
@@ -4,7 +4,7 @@
 $id: http://devicetree.org/schemas/display/panel/ilitek,ili9806e.yaml#
 $schema: http://devicetree.org/meta-schemas/core.yaml#
 
-title: Ilitek ILI9806E based MIPI-DSI panels
+title: Ilitek ILI9806E based panels
 
 maintainers:
   - Michael Walle <mwalle@...nel.org>
@@ -18,6 +18,7 @@ properties:
       - enum:
           - densitron,dmt028vghmcmi-1d
           - ortustech,com35h3p70ulc
+          - rocktech,rk050hr345-ct106a
       - const: ilitek,ili9806e
 
   reg:
@@ -29,12 +30,29 @@ properties:
 required:
   - compatible
   - reg
-  - vdd-supply
-  - vccio-supply
   - reset-gpios
   - backlight
   - port
 
+if:
+  properties:
+    compatible:
+      contains:
+        enum:
+          - rocktech,rk050hr345-ct106a
+then:
+  $ref: /schemas/spi/spi-peripheral-props.yaml#
+
+  properties:
+    spi-max-frequency: true
+
+  required:
+    - spi-max-frequency
+else:
+  required:
+    - vdd-supply
+    - vccio-supply
+
 unevaluatedProperties: false
 
 examples:
@@ -60,5 +78,24 @@ examples:
             };
         };
     };
+  - |
+    #include <dt-bindings/gpio/gpio.h>
+
+    spi {
+        #address-cells = <1>;
+        #size-cells = <0>;
 
+        panel@0 {
+            compatible = "rocktech,rk050hr345-ct106a", "ilitek,ili9806e";
+            reg = <0>;
+            spi-max-frequency = <10000000>;
+            reset-gpios = <&gpiob 6 GPIO_ACTIVE_LOW>;
+            backlight = <&backlight>;
+            port {
+                panel_in_rgb: endpoint {
+                    remote-endpoint = <&ltdc_out_rgb>;
+                };
+            };
+        };
+    };
 ...
-- 
2.43.0