Input: samsung-keypad - let device core setup the default pin configuration

With device core now able to setup the default pin configuration,
the pin configuration code based on the deprecated Samsung specific
gpio bindings is removed.

Signed-off-by: Thomas Abraham <thomas.abraham@linaro.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

1 files changed, 5 insertions, 19 deletions

diff --git a/Documentation/devicetree/bindings/input/samsung-keypad.txt b/Documentation/devicetree/bindings/input/samsung-keypad.txt
index ce3e394c0e64..942d071baaa5 100644
--- a/Documentation/devicetree/bindings/input/samsung-keypad.txt
+++ b/Documentation/devicetree/bindings/input/samsung-keypad.txt
@@ -25,14 +25,6 @@ Required Board Specific Properties:
 - samsung,keypad-num-columns: Number of column lines connected to the
   keypad controller.
 
-- row-gpios: List of gpios used as row lines. The gpio specifier for
-  this property depends on the gpio controller to which these row lines
-  are connected.
-
-- col-gpios: List of gpios used as column lines. The gpio specifier for
-  this property depends on the gpio controller to which these column
-  lines are connected.
-
 - Keys represented as child nodes: Each key connected to the keypad
   controller is represented as a child node to the keypad controller
   device node and should include the following properties.
@@ -41,6 +33,9 @@ Required Board Specific Properties:
   - linux,code: the key-code to be reported when the key is pressed
     and released.
 
+- pinctrl-0: Should specify pin control groups used for this controller.
+- pinctrl-names: Should contain only one value - "default".
+
 Optional Properties specific to linux:
 - linux,keypad-no-autorepeat: do no enable autorepeat feature.
 - linux,keypad-wakeup: use any event on keypad as wakeup event.
@@ -56,17 +51,8 @@ Example:
                 linux,input-no-autorepeat;
                 linux,input-wakeup;
 
-                row-gpios = <&gpx2 0 3 3 0
-                             &gpx2 1 3 3 0>;
-
-                col-gpios = <&gpx1 0 3 0 0
-                             &gpx1 1 3 0 0
-                             &gpx1 2 3 0 0
-                             &gpx1 3 3 0 0
-                             &gpx1 4 3 0 0
-                             &gpx1 5 3 0 0
-                             &gpx1 6 3 0 0
-                             &gpx1 7 3 0 0>;
+                pinctrl-names = "default";
+                pinctrl-0 = <&keypad_rows &keypad_columns>;
 
                 key_1 {
                         keypad,row = <0>;