add binding information for tps6507x touchscreen input.
"ti,min-pressure" was added as TI specific binding because it
was specific to tps6507x IP and not applicable or relevant for
other touchscreen drivers.
Signed-off-by: Sushaanth Srirangapathi <sushaanth.s@xxxxxx>
---
Documentation/devicetree/bindings/mfd/tps6507x.txt | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/mfd/tps6507x.txt b/Documentation/devicetree/bindings/mfd/tps6507x.txt
index 8fffa3c..52df806 100644
--- a/Documentation/devicetree/bindings/mfd/tps6507x.txt
+++ b/Documentation/devicetree/bindings/mfd/tps6507x.txt
@@ -23,6 +23,8 @@ Required properties:
vindcdc1_2-supply: VDCDC1 and VDCDC2 input.
vindcdc3-supply : VDCDC3 input.
vldo1_2-supply : VLDO1 and VLDO2 input.
+- touchscreen: This is the child node that specifes the touchscreen
+ properties.
Regulator Optional properties:
- defdcdc_default: It's property of DCDC2 and DCDC3 regulators.
@@ -30,6 +32,10 @@ Regulator Optional properties:
1: If defdcdc pin of DCDC2/DCDC3 is driven HIGH.
If this property is not defined, it defaults to 0 (not enabled).
+Touchscreen Optional properties:
+- ti,min-pressure : pressure level above which the event is considered as a
+ valid touch.
+
Example:
pmu: tps6507x@48 {
@@ -87,5 +93,7 @@ Example:
regulator-boot-on;
};
};
-
+ touchscreen {
+ ti,min-pressure = <0x30>;
+ };
};
--
1.7.9.5
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