[2/3] dt-bindings: add binding for Ilitek ili9488 based display panels

Message ID 4fb29a638aac966a0a0413302aab30193c4fb395.1592055494.git.kamlesh.gurudasani@gmail.com
State New
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Series
  • Support for tft displays based on ilitek,ili9488
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Commit Message

Kamlesh Gurudasani June 13, 2020, 2:07 p.m.
This adds binding for ilitek,ili9488 based display panels

Signed-off-by: Kamlesh Gurudasani <kamlesh.gurudasani@gmail.com>
---
 .../bindings/display/ilitek,ili9488.yaml           | 71 ++++++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/display/ilitek,ili9488.yaml

Patch

diff --git a/Documentation/devicetree/bindings/display/ilitek,ili9488.yaml b/Documentation/devicetree/bindings/display/ilitek,ili9488.yaml
new file mode 100644
index 0000000..61e7a63
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/ilitek,ili9488.yaml
@@ -0,0 +1,71 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/ilitek,ili9488.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Ilitek ILI9488 display panels device tree bindings
+
+maintainers:
+  - Kamlesh Gurudasani <kamlesh.gurudasani@gmail.com>
+
+description:
+  This binding is for display panels using an Ilitek ILI9488 controller in SPI
+  mode.
+
+allOf:
+  - $ref: panel/panel-common.yaml#
+
+properties:
+  compatible:
+    items:
+      - enum:
+          # Eastrising 3.5" 320x480 Color TFT LCD
+        - eastrising,er-tft035-6
+      - const: ilitek,ili9488
+
+  spi-max-frequency:
+    maximum: 32000000
+
+  dc-gpios:
+    maxItems: 1
+    description: Display data/command selection (D/CX)
+
+  backlight: true
+  reg: true
+  reset-gpios: true
+  rotation: true
+
+required:
+  - compatible
+  - reg
+  - dc-gpios
+  - reset-gpios
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/gpio/gpio.h>
+
+    backlight: backlight {
+            compatible = "gpio-backlight";
+            gpios = <&gpio 22 GPIO_ACTIVE_HIGH>;
+    };
+    spi {
+            #address-cells = <1>;
+            #size-cells = <0>;
+
+
+            display@0{
+                    compatible = "eastrising,er-tft035-6", "ilitek,ili9488";
+                    reg = <0>;
+                    spi-max-frequency = <32000000>;
+                    dc-gpios = <&gpio0 24 GPIO_ACTIVE_HIGH>;
+                    reset-gpios = <&gpio0 25 GPIO_ACTIVE_HIGH>;
+                    rotation = <90>;
+                    backlight = <&backlight>;
+            };
+    };
+
+...