linux-kernel - [PATCH 3/6] dt-bindings: display: panel: Add a panel for RG40XX series

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Message-ID: <20241124080220.1657238-4-kikuchan98@gmail.com>
Date: Sun, 24 Nov 2024 17:02:14 +0900
From: Hironori KIKUCHI <kikuchan98@...il.com>
To: linux-kernel@...r.kernel.org
Cc: Hironori KIKUCHI <kikuchan98@...il.com>,
	Neil Armstrong <neil.armstrong@...aro.org>,
	Jessica Zhang <quic_jesszhan@...cinc.com>,
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
	Maxime Ripard <mripard@...nel.org>,
	Thomas Zimmermann <tzimmermann@...e.de>,
	David Airlie <airlied@...il.com>,
	Simona Vetter <simona@...ll.ch>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Paul Cercueil <paul@...pouillou.net>,
	Christophe Branchereau <cbranchereau@...il.com>,
	Ryan Walklin <ryan@...ttoast.com>,
	dri-devel@...ts.freedesktop.org,
	devicetree@...r.kernel.org
Subject: [PATCH 3/6] dt-bindings: display: panel: Add a panel for RG40XX series

This is a display panel used in the Anbernic RG40XX series (H and V),
a handheld gaming device from Anbernic. It is 4.00 inches in size
(diagonally) with a resolution of 640x480.

Signed-off-by: Hironori KIKUCHI <kikuchan98@...il.com>
---
 .../display/panel/anbernic,rg40xx-panel.yaml  | 60 +++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/display/panel/anbernic,rg40xx-panel.yaml

diff --git a/Documentation/devicetree/bindings/display/panel/anbernic,rg40xx-panel.yaml b/Documentation/devicetree/bindings/display/panel/anbernic,rg40xx-panel.yaml
new file mode 100644
index 00000000000..bec5363e1d5
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/panel/anbernic,rg40xx-panel.yaml
@@ -0,0 +1,60 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/panel/anbernic,rg40xx-panel.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Anbernic RG40XX series (YLM-LBV0400001X-V1) 4.00" 640x480 24-bit IPS LCD panel
+
+maintainers:
+  - Hironori KIKUCHI <kikuchan98@...il.com>
+
+allOf:
+  - $ref: panel-common.yaml#
+  - $ref: /schemas/spi/spi-peripheral-props.yaml#
+
+properties:
+  compatible:
+    const: anbernic,rg40xx-panel
+
+  reg:
+    maxItems: 1
+
+  spi-3wire: true
+
+required:
+  - compatible
+  - reg
+  - port
+  - power-supply
+  - reset-gpios
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/gpio/gpio.h>
+
+    spi {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        panel@0 {
+            compatible = "anbernic,rg40xx-panel";
+            reg = <0>;
+
+            spi-3wire;
+            spi-max-frequency = <3125000>;
+
+            reset-gpios = <&pio 8 14 GPIO_ACTIVE_LOW>; // PI14
+
+            backlight = <&backlight>;
+            power-supply = <&reg_lcd>;
+
+            port {
+                endpoint {
+                    remote-endpoint = <&tcon_lcd0_out_lcd>;
+                };
+            };
+        };
+    };
-- 
2.47.0