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[v2,1/2] dt-bindings: input: touchscreen: ilitek_ts_i2c: Add bindings

Message ID 20210217064155.126173-1-joe_hung@ilitek.com
State Superseded
Headers show
Series [v2,1/2] dt-bindings: input: touchscreen: ilitek_ts_i2c: Add bindings | expand

Commit Message

Joe Hung Feb. 17, 2021, 6:41 a.m. UTC 
Add binding documentation for ILITEK touch devices.

Signed-off-by: Joe Hung <joe_hung@ilitek.com>
---
Changes in v2:
  - Convert bindings file to DT schema format
  - Using interrupts instead of irq-gpios

 .../input/touchscreen/ilitek_ts_i2c.yaml      | 45 +++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/input/touchscreen/ilitek_ts_i2c.yaml

--
2.25.1
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Patch

diff --git a/Documentation/devicetree/bindings/input/touchscreen/ilitek_ts_i2c.yaml b/Documentation/devicetree/bindings/input/touchscreen/ilitek_ts_i2c.yaml
new file mode 100644
index 000000000000..f2e710cf4505
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/touchscreen/ilitek_ts_i2c.yaml
@@ -0,0 +1,45 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/input/touchscreen/ilitek_ts_i2c.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Ilitek I2C Touchscreen Controller
+
+maintainers:
+  - Dmitry Torokhov <dmitry.torokhov@gmail.com>
+
+properties:
+  compatible:
+    enum:
+      - ilitek,ili2520
+      - ilitek,ili2510
+  reg:
+    const: 0x41
+  interrupts:
+    maxItems: 1
+  reset-gpios:
+    maxItems: 1
+
+additionalProperties: false
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - reset-gpios
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+        touchscreen@41 {
+                compatible = "ilitek,ili2520";
+                reg = <0x41>;
+                interrupt-parent = <&gpio1>;
+                interrupts = <7 IRQ_TYPE_EDGE_FALLING>;
+                reset-gpios = <&gpio1 8 GPIO_ACTIVE_LOW>;
+        };
+    };