* [PATCH 1/2] dt-bindings: input: touchscreen: ilitek_ts_i2c: Add bindings
@ 2021-01-28 12:41 joe_hung
0 siblings, 0 replies; only message in thread
From: joe_hung @ 2021-01-28 12:41 UTC (permalink / raw)
To: dmitry.torokhov, robh+dt, devicetree; +Cc: linux-input, joe_hung, luca_hsu
From: Joe Hung <joe_hung@ilitek.com>
Add binding documentation for ILITEK touch devices.
Signed-off-by: Joe Hung <joe_hung@ilitek.com>
---
.../input/touchscreen/ilitek_ts_i2c.txt | 23 +++++++++++++++++++
1 file changed, 23 insertions(+)
create mode 100644 Documentation/devicetree/bindings/input/touchscreen/ilitek_ts_i2c.txt
diff --git a/Documentation/devicetree/bindings/input/touchscreen/ilitek_ts_i2c.txt b/Documentation/devicetree/bindings/input/touchscreen/ilitek_ts_i2c.txt
new file mode 100644
index 000000000000..2a4b41a1f000
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/touchscreen/ilitek_ts_i2c.txt
@@ -0,0 +1,23 @@
+Ilitek I2C 23XX/25XX/Lego Series Touch ICs
+
+Required properties:
+- compatible : Must be equal to one of following:
+ "ilitek,ili2520"
+ "ilitek,ili2510"
+- reg : I2C slave address for touch device.
+- reset-gpios : GPIO output high to reset pin of touch device.
+- irq-gpios : GPIO as active low input from touch irq pin.
+
+Example:
+ &i2c1 {
+ /* ... */
+
+ touchscreen@41 {
+ compatible = "ilitek,ili2520";
+ reg = <0x41>;
+ irq-gpios = <&gpio1 13 0>;
+ reset-gpios = <&gpio1 14 GPIO_ACTIVE_HIGH>;
+ };
+
+ /* ... */
+ };
--
2.25.1
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