Merge tag 'arm64-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64...

[cascardo/linux.git] / Documentation / devicetree / bindings / input / tca8418_keypad.txt

diff --git a/Documentation/devicetree/bindings/input/tca8418_keypad.txt b/Documentation/devicetree/bindings/input/tca8418_keypad.txt
index 2a1538f..2551850 100644 (file)
--- a/Documentation/devicetree/bindings/input/tca8418_keypad.txt
+++ b/Documentation/devicetree/bindings/input/tca8418_keypad.txt
@@ -1,8 +1,10 @@
+This binding is based on the matrix-keymap binding with the following
+changes:
+
+keypad,num-rows and keypad,num-columns are required.
 
 Required properties:
 - compatible: "ti,tca8418"
 - reg: the I2C address
 - interrupts: IRQ line number, should trigger on falling edge
-- keypad,num-rows: The number of rows
-- keypad,num-columns: The number of columns
 - linux,keymap: Keys definitions, see keypad-matrix.