[PATCH v2 16/36] dt-bindings: display: convert lg, lg4573 to DT Schema

[Sam Ravnborg <sam@xxxxxxxxxxxx>]

v2:
  - Dropped spi-slave (Maxime)
  - Added unevaluatedProperties (Maxime)
  - Deleted needless compatible from example (Rob)

Signed-off-by: Sam Ravnborg <sam@xxxxxxxxxxxx>
Reviewed-by: Heiko Schocher <hs@xxxxxxx>
Cc: Maxime Ripard <mripard@xxxxxxxxxx>
Cc: Rob Herring <robh@xxxxxxxxxx>
Cc: Heiko Schocher <hs@xxxxxxx>
Cc: Thierry Reding <thierry.reding@xxxxxxxxx>
Cc: Sam Ravnborg <sam@xxxxxxxxxxxx>
---
 .../bindings/display/panel/lg,lg4573.txt      | 19 --------
 .../bindings/display/panel/lg,lg4573.yaml     | 45 +++++++++++++++++++
 2 files changed, 45 insertions(+), 19 deletions(-)
 delete mode 100644 Documentation/devicetree/bindings/display/panel/lg,lg4573.txt
 create mode 100644 Documentation/devicetree/bindings/display/panel/lg,lg4573.yaml

diff --git a/Documentation/devicetree/bindings/display/panel/lg,lg4573.txt b/Documentation/devicetree/bindings/display/panel/lg,lg4573.txt
deleted file mode 100644
index 824441f4e95a..000000000000
--- a/Documentation/devicetree/bindings/display/panel/lg,lg4573.txt
+++ /dev/null
@@ -1,19 +0,0 @@
-LG LG4573 TFT Liquid Crystal Display with SPI control bus
-
-Required properties:
-  - compatible: "lg,lg4573"
-  - reg: address of the panel on the SPI bus
-
-The panel must obey rules for SPI slave device specified in document [1].
-
-[1]: Documentation/devicetree/bindings/spi/spi-bus.txt
-
-Example:
-
-	lcd_panel: display@0 {
-		#address-cells = <1>;
-		#size-cells = <1>;
-		compatible = "lg,lg4573";
-		spi-max-frequency = <10000000>;
-		reg = <0>;
-	};
diff --git a/Documentation/devicetree/bindings/display/panel/lg,lg4573.yaml b/Documentation/devicetree/bindings/display/panel/lg,lg4573.yaml
new file mode 100644
index 000000000000..b4314ce7b411
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/panel/lg,lg4573.yaml
@@ -0,0 +1,45 @@
+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/panel/lg,lg4573.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: LG LG4573 TFT Liquid Crystal Display with SPI control bus
+
+description: |
+  The panel must obey the rules for a SPI slave device as specified in
+  spi/spi-controller.yaml
+
+maintainers:
+  - Heiko Schocher <hs@xxxxxxx>
+
+allOf:
+  - $ref: panel-common.yaml#
+
+properties:
+  compatible:
+    const: lg,lg4573
+
+  reg: true
+  spi-max-frequency: true
+
+required:
+  - compatible
+  - reg
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    spi {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        lcd_panel: display@0 {
+            compatible = "lg,lg4573";
+            spi-max-frequency = <10000000>;
+            reg = <0>;
+        };
+    };
+
+...
-- 
2.20.1

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