linux-kernel - [PATCH v3 07/13] dt-bindings: display: Convert raspberrypi,7inch-touchscreen panel to DT schema

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Date:   Fri,  5 Jul 2019 10:42:15 -0600
From:   Rob Herring <robh@...nel.org>
To:     dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org,
        Thierry Reding <thierry.reding@...il.com>,
        Sam Ravnborg <sam@...nborg.org>,
        Maxime Ripard <maxime.ripard@...tlin.com>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Eric Anholt <eric@...olt.net>
Subject: [PATCH v3 07/13] dt-bindings: display: Convert raspberrypi,7inch-touchscreen panel to DT schema

Convert the raspberrypi,7inch-touchscreen panel binding to DT schema.

Cc: Eric Anholt <eric@...olt.net>
Cc: Thierry Reding <thierry.reding@...il.com>
Cc: Sam Ravnborg <sam@...nborg.org>
Cc: Laurent Pinchart <laurent.pinchart@...asonboard.com>
Cc: dri-devel@...ts.freedesktop.org
Reviewed-by: Maxime Ripard <maxime.ripard@...tlin.com>
Signed-off-by: Rob Herring <robh@...nel.org>
---
 .../panel/raspberrypi,7inch-touchscreen.txt   | 49 -------------
 .../panel/raspberrypi,7inch-touchscreen.yaml  | 71 +++++++++++++++++++
 2 files changed, 71 insertions(+), 49 deletions(-)
 delete mode 100644 Documentation/devicetree/bindings/display/panel/raspberrypi,7inch-touchscreen.txt
 create mode 100644 Documentation/devicetree/bindings/display/panel/raspberrypi,7inch-touchscreen.yaml

diff --git a/Documentation/devicetree/bindings/display/panel/raspberrypi,7inch-touchscreen.txt b/Documentation/devicetree/bindings/display/panel/raspberrypi,7inch-touchscreen.txt
deleted file mode 100644
index e9e19c059260..000000000000
--- a/Documentation/devicetree/bindings/display/panel/raspberrypi,7inch-touchscreen.txt
+++ /dev/null
@@ -1,49 +0,0 @@
-This binding covers the official 7" (800x480) Raspberry Pi touchscreen
-panel.
-
-This DSI panel contains:
-
-- TC358762 DSI->DPI bridge
-- Atmel microcontroller on I2C for power sequencing the DSI bridge and
-  controlling backlight
-- Touchscreen controller on I2C for touch input
-
-and this binding covers the DSI display parts but not its touch input.
-
-Required properties:
-- compatible:	Must be "raspberrypi,7inch-touchscreen-panel"
-- reg:		Must be "45"
-- port:		See panel-common.txt
-
-Example:
-
-dsi1: dsi@...00000 {
-	#address-cells = <1>;
-	#size-cells = <0>;
-	<...>
-
-	port {
-		dsi_out_port: endpoint {
-			remote-endpoint = <&panel_dsi_port>;
-		};
-	};
-};
-
-i2c_dsi: i2c {
-	compatible = "i2c-gpio";
-	#address-cells = <1>;
-	#size-cells = <0>;
-	gpios = <&gpio 28 0
-		 &gpio 29 0>;
-
-	lcd@45 {
-		compatible = "raspberrypi,7inch-touchscreen-panel";
-		reg = <0x45>;
-
-		port {
-			panel_dsi_port: endpoint {
-				remote-endpoint = <&dsi_out_port>;
-			};
-		};
-	};
-};
diff --git a/Documentation/devicetree/bindings/display/panel/raspberrypi,7inch-touchscreen.yaml b/Documentation/devicetree/bindings/display/panel/raspberrypi,7inch-touchscreen.yaml
new file mode 100644
index 000000000000..22a083f7bc8e
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/panel/raspberrypi,7inch-touchscreen.yaml
@@ -0,0 +1,71 @@
+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/panel/raspberrypi,7inch-touchscreen.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: The official 7" (800x480) Raspberry Pi touchscreen
+
+maintainers:
+  - Eric Anholt <eric@...olt.net>
+  - Thierry Reding <thierry.reding@...il.com>
+
+description: |+
+  This DSI panel contains:
+
+  - TC358762 DSI->DPI bridge
+  - Atmel microcontroller on I2C for power sequencing the DSI bridge and
+    controlling backlight
+  - Touchscreen controller on I2C for touch input
+
+  and this binding covers the DSI display parts but not its touch input.
+
+properties:
+  compatible:
+    const: raspberrypi,7inch-touchscreen-panel
+
+  reg:
+    const: 0x45
+
+  port: true
+
+required:
+  - compatible
+  - reg
+  - port
+
+additionalProperties: false
+
+examples:
+  - |+
+    dsi1: dsi {
+      #address-cells = <1>;
+      #size-cells = <0>;
+
+      port {
+        dsi_out_port: endpoint {
+          remote-endpoint = <&panel_dsi_port>;
+        };
+      };
+    };
+
+    i2c_dsi: i2c {
+      compatible = "i2c-gpio";
+      #address-cells = <1>;
+      #size-cells = <0>;
+      scl-gpios = <&gpio 28 0>;
+      sda-gpios = <&gpio 29 0>;
+
+      lcd@45 {
+        compatible = "raspberrypi,7inch-touchscreen-panel";
+        reg = <0x45>;
+
+        port {
+          panel_dsi_port: endpoint {
+            remote-endpoint = <&dsi_out_port>;
+          };
+        };
+      };
+    };
+
+...
-- 
2.20.1