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[4/5] dt-bindings: input: Add TouchNetix axiom touchscreen

Message ID 20241119-v6-10-topic-touchscreen-axiom-v1-4-6124925b9718@pengutronix.de (mailing list archive)
State New
Headers show
Series Input: Add support for TouchNetix aXiom touchscreen | expand

Commit Message

Marco Felsch Nov. 19, 2024, 10:33 p.m. UTC 
From: Kamel Bouhara <kamel.bouhara@bootlin.com>

Add the TouchNetix axiom I2C touchscreen device tree bindings
documentation.

Signed-off-by: Kamel Bouhara <kamel.bouhara@bootlin.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
[m.felsch@pengutronix.de: add myself to the maintainers]
[m.felsch@pengutronix.de: add 2nd i2c address]
Signed-off-by: Marco Felsch <m.felsch@pengutronix.de>
---
 .../input/touchscreen/touchnetix,ax54a.yaml        | 62 ++++++++++++++++++++++
 1 file changed, 62 insertions(+)
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/input/touchscreen/touchnetix,ax54a.yaml b/Documentation/devicetree/bindings/input/touchscreen/touchnetix,ax54a.yaml
new file mode 100644
index 000000000000..3ffe6e533dfe
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/touchscreen/touchnetix,ax54a.yaml
@@ -0,0 +1,62 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/input/touchscreen/touchnetix,ax54a.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: TouchNetix Axiom series touchscreen controller
+
+maintainers:
+  - Marco Felsch <kernel@pengutronix.de>
+
+allOf:
+  - $ref: /schemas/input/touchscreen/touchscreen.yaml#
+  - $ref: /schemas/input/input.yaml#
+
+properties:
+  compatible:
+    const: touchnetix,ax54a
+
+  reg:
+    enum: [ 0x66, 0x67 ]
+
+  interrupts:
+    maxItems: 1
+
+  reset-gpios:
+    maxItems: 1
+
+  vdda-supply:
+    description: Analog power supply regulator on VDDA pin
+
+  vddi-supply:
+    description: I/O power supply regulator on VDDI pin
+
+required:
+  - compatible
+  - reg
+  - vdda-supply
+  - vddi-supply
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/gpio/gpio.h>
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    i2c {
+      #address-cells = <1>;
+      #size-cells = <0>;
+
+      touchscreen@66 {
+        compatible = "touchnetix,ax54a";
+        reg = <0x66>;
+        interrupt-parent = <&gpio2>;
+        interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
+        reset-gpios = <&gpio1 1 GPIO_ACTIVE_HIGH>;
+        vdda-supply = <&vdda_reg>;
+        vddi-supply = <&vddi_reg>;
+        poll-interval = <20>;
+      };
+    };
+...