diff options
| -rw-r--r-- | Documentation/devicetree/bindings/input/gpio-charlieplex-keypad.yaml | 2 |
1 files changed, 1 insertions, 1 deletions
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@dimonoff.com> 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 |