[PATCH] dt-bindings: input: fix bracket

[Manuel Ebner]

Add missing '('.

Signed-off-by: Manuel Ebner <manuelebner@xxxxxxxxxxx>
---
 .../devicetree/bindings/input/gpio-charlieplex-keypad.yaml      | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/input/gpio-charlieplex-keypad.yaml b/Documentation/devicetree/bindings/input/gpio-charlieplex-keypad.yaml
index c085de6dab85..c6842c017934 100644
--- a/Documentation/devicetree/bindings/input/gpio-charlieplex-keypad.yaml
+++ b/Documentation/devicetree/bindings/input/gpio-charlieplex-keypad.yaml
@@ -11,7 +11,7 @@ maintainers:
   - Hugo Villeneuve <hvilleneuve@xxxxxxxxxxxx>
 
 description: |
-  The charlieplex keypad supports N^2)-N different key combinations (where N is
+  The charlieplex keypad supports (N^2)-N different key combinations (where N is
   the number of I/O lines). Key presses and releases are detected by configuring
   only one line as output at a time, and reading other line states. This process
   is repeated for each line. Diodes are required to ensure current flows in only
-- 
2.54.0