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Date:   Wed,  6 May 2020 14:31:33 +0800
From:   dillon.minfei@...il.com
To:     thierry.reding@...il.com, sam@...nborg.org, airlied@...ux.ie,
        daniel@...ll.ch, robh+dt@...nel.org
Cc:     dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, dillon min <dillon.minfei@...il.com>
Subject: [PATCH 2/4] dt-bindings: display: Add ilitek-9341 binding

From: dillon min <dillon.minfei@...il.com>

add ili9341 for stm32f429-disco board
some hardware resources can be found here
https://www.st.com/zh/evaluation-tools/32f429idiscovery.html

Signed-off-by: dillon min <dillon.minfei@...il.com>
---
 .../bindings/display/panel/ilitek,ili9341.yaml     | 55 ++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/display/panel/ilitek,ili9341.yaml

diff --git a/Documentation/devicetree/bindings/display/panel/ilitek,ili9341.yaml b/Documentation/devicetree/bindings/display/panel/ilitek,ili9341.yaml
new file mode 100644
index 0000000..5138f56
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/panel/ilitek,ili9341.yaml
@@ -0,0 +1,55 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/panel/ilitek,ili9341.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Ilitek-9341 Display Panel
+
+maintainers:
+  - Dillon Min <dillon.minfei@...il.com>
+
+description: |
+  Ilitek ILI9341 TFT panel driver with SPI control bus
+  This is a driver for 320x240 TFT panels, accepting a rgb input
+  streams that get adapted and scaled to the panel.
+  VCOMH outputs.
+
+properties:
+  compatible:
+    items:
+      - const: ilitek,ili9341
+
+  reg:
+    maxItems: 1
+
+  data-mapping:
+    const: stm32f429-disco,ltdc-panel
+
+  dc-gpios: true
+
+  port: true
+
+additionalProperties: false
+
+required:
+  - compatible
+  - reg
+  - dc-gpios
+
+examples:
+  - |
+    panel: display@0 {
+        compatible = "stm32f429-disco,ltdc-panel", "ilitek,ili9341";
+        reg = <0>;
+        spi-3wire;
+        spi-max-frequency = <10000000>;
+        dc-gpios = <&gpiod 13 0>;
+        port {
+              panel_in: endpoint {
+                    remote-endpoint = <&display_out>;
+              };
+        };
+    };
+...
+
-- 
2.7.4

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