[PATCH 2/2] Input: atmel_mxt_ts: Document optional voltage regulators

2018-07-13 Thread Paweł Chmiel 
Document new optional voltage regulators, which can be used
to power down/up touchscreen.

Signed-off-by: Paweł Chmiel 
---
 Documentation/devicetree/bindings/input/atmel,maxtouch.txt | 8 
 1 file changed, 8 insertions(+)

diff --git a/Documentation/devicetree/bindings/input/atmel,maxtouch.txt 
b/Documentation/devicetree/bindings/input/atmel,maxtouch.txt
index c88919480d37..17930ecadad3 100644
--- a/Documentation/devicetree/bindings/input/atmel,maxtouch.txt
+++ b/Documentation/devicetree/bindings/input/atmel,maxtouch.txt
@@ -31,6 +31,12 @@ Optional properties for main touchpad device:
 
 - reset-gpios: GPIO specifier for the touchscreen's reset pin (active low)
 
+- avdd-supply: Analog power supply. It powers up the analog channel block
+of the controller to detect the touches.
+
+- vdd-supply: Digital power supply. It powers up the digital block
+of the controller to enable i2c communication.
+
 Example:
 
touch@4b {
@@ -38,4 +44,6 @@ Example:
reg = <0x4b>;
interrupt-parent = <>;
interrupts = ;
+   avdd-supply = <_reg>;
+   vdd-supply = <_reg>;
};
-- 
2.7.4

[PATCH 2/2] Input: atmel_mxt_ts: Document optional voltage regulators

2018-07-13 Thread Paweł Chmiel 
Document new optional voltage regulators, which can be used
to power down/up touchscreen.

Signed-off-by: Paweł Chmiel 
---
 Documentation/devicetree/bindings/input/atmel,maxtouch.txt | 8 
 1 file changed, 8 insertions(+)

diff --git a/Documentation/devicetree/bindings/input/atmel,maxtouch.txt 
b/Documentation/devicetree/bindings/input/atmel,maxtouch.txt
index c88919480d37..17930ecadad3 100644
--- a/Documentation/devicetree/bindings/input/atmel,maxtouch.txt
+++ b/Documentation/devicetree/bindings/input/atmel,maxtouch.txt
@@ -31,6 +31,12 @@ Optional properties for main touchpad device:
 
 - reset-gpios: GPIO specifier for the touchscreen's reset pin (active low)
 
+- avdd-supply: Analog power supply. It powers up the analog channel block
+of the controller to detect the touches.
+
+- vdd-supply: Digital power supply. It powers up the digital block
+of the controller to enable i2c communication.
+
 Example:
 
touch@4b {
@@ -38,4 +44,6 @@ Example:
reg = <0x4b>;
interrupt-parent = <>;
interrupts = ;
+   avdd-supply = <_reg>;
+   vdd-supply = <_reg>;
};
-- 
2.7.4