Some devices might not provide an interrupt line for the touchscreen.
In that case the driver defaults to using a polled interface.
Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@xxxxxxx>
---
.../devicetree/bindings/input/touchscreen/edt-ft5x06.txt | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/Documentation/devicetree/bindings/input/touchscreen/edt-ft5x06.txt b/Documentation/devicetree/bindings/input/touchscreen/edt-ft5x06.txt
index 870b8c5cce9b..2605994a1257 100644
--- a/Documentation/devicetree/bindings/input/touchscreen/edt-ft5x06.txt
+++ b/Documentation/devicetree/bindings/input/touchscreen/edt-ft5x06.txt
@@ -24,10 +24,14 @@ Required properties:
or: "focaltech,ft6236"
- reg: I2C slave address of the chip (0x38)
- - interrupts: interrupt specification for the touchdetect
- interrupt
Optional properties:
+- interrupts: interrupt specification for the touchdetect interrupt, if not
+ supplied the driver will deafult to polling.
+
+- poll-interval: Poll interval time in milliseconds, only relevant if no
+ interrupt was provided.
+
- reset-gpios: GPIO specification for the RESET input
- wake-gpios: GPIO specification for the WAKE input
--
2.21.0
