linux-kernel - [PATCH v2 4/5] dt-bindings: touchscreen: convert zet6223 bindings to json schema

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Message-ID: <20250913092707.1005616-4-dario.binacchi@amarulasolutions.com>
Date: Sat, 13 Sep 2025 11:26:54 +0200
From: Dario Binacchi <dario.binacchi@...rulasolutions.com>
To: linux-kernel@...r.kernel.org
Cc: linux-amarula@...rulasolutions.com,
	Dario Binacchi <dario.binacchi@...rulasolutions.com>,
	Conor Dooley <conor+dt@...nel.org>,
	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Rob Herring <robh@...nel.org>,
	devicetree@...r.kernel.org,
	linux-input@...r.kernel.org
Subject: [PATCH v2 4/5] dt-bindings: touchscreen: convert zet6223 bindings to json schema

Convert Zeitec ZET6223 touchscreen controller device tree binding to
json-schema.

Signed-off-by: Dario Binacchi <dario.binacchi@...rulasolutions.com>

---

Changes in v2:
- Added in v2

 .../bindings/input/touchscreen/zet6223.txt    | 30 ---------
 .../bindings/input/touchscreen/zet6223.yaml   | 62 +++++++++++++++++++
 2 files changed, 62 insertions(+), 30 deletions(-)
 delete mode 100644 Documentation/devicetree/bindings/input/touchscreen/zet6223.txt
 create mode 100644 Documentation/devicetree/bindings/input/touchscreen/zet6223.yaml

diff --git a/Documentation/devicetree/bindings/input/touchscreen/zet6223.txt b/Documentation/devicetree/bindings/input/touchscreen/zet6223.txt
deleted file mode 100644
index 27d55a506f18..000000000000
--- a/Documentation/devicetree/bindings/input/touchscreen/zet6223.txt
+++ /dev/null
@@ -1,30 +0,0 @@
-Zeitec ZET6223 I2C touchscreen controller
-
-Required properties:
-- compatible		  : "zeitec,zet6223"
-- reg			  : I2C slave address of the chip (0x76)
-- interrupts		  : interrupt specification for the zet6223 interrupt
-
-Optional properties:
-
-- vio-supply		  : Specification for VIO supply (1.8V or 3.3V,
-			    depending on system interface needs).
-- vcc-supply		  : Specification for 3.3V VCC supply.
-- touchscreen-size-x	  : See touchscreen.txt
-- touchscreen-size-y	  : See touchscreen.txt
-- touchscreen-inverted-x  : See touchscreen.txt
-- touchscreen-inverted-y  : See touchscreen.txt
-- touchscreen-swapped-x-y : See touchscreen.txt
-
-Example:
-
-i2c@...00000 {
-
-	zet6223: touchscreen@76 {
-		compatible = "zeitec,zet6223";
-		reg = <0x76>;
-		interrupt-parent = <&pio>;
-		interrupts = <6 11 IRQ_TYPE_EDGE_FALLING>
-	};
-
-};
diff --git a/Documentation/devicetree/bindings/input/touchscreen/zet6223.yaml b/Documentation/devicetree/bindings/input/touchscreen/zet6223.yaml
new file mode 100644
index 000000000000..a126f3f369ea
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/touchscreen/zet6223.yaml
@@ -0,0 +1,62 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/input/touchscreen/zet6223.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Zeitec ZET6223 touchscreen controller
+
+description:
+  Zeitec ZET6223 I2C driven touchscreen controller.
+
+maintainers:
+  - Dario Binacchi <dario.binacchi@...rulasolutions.com>
+
+allOf:
+  - $ref: touchscreen.yaml#
+
+properties:
+  compatible:
+    enum:
+      - zeitec,zet6223
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  vio-supply:
+    description: Phandle to the 1.8V or 3.3V VIO supply.
+
+  vcc-supply:
+    description: Phandle to the 3.3V VCC supply.
+
+  touchscreen-inverted-x: true
+  touchscreen-inverted-y: true
+  touchscreen-size-x: true
+  touchscreen-size-y: true
+  touchscreen-swapped-x-y: true
+
+additionalProperties: false
+
+required:
+  - compatible
+  - reg
+  - interrupts
+
+examples:
+  - |
+    #include <dt-bindings/gpio/gpio.h>
+    #include <dt-bindings/interrupt-controller/irq.h>
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        touchscreen@76 {
+            compatible = "zeitec,zet6223";
+            reg = <0x76>;
+            interrupt-parent = <&pio>;
+            interrupts = <6 11 IRQ_TYPE_EDGE_FALLING>;
+        };
+    };
-- 
2.43.0

base-commit: 22f20375f5b71f30c0d6896583b93b6e4bba7279
branch: drop-touchscreen.txt