Signed-off-by: Chao Xie <redacted>
---
 .../devicetree/bindings/input/pxa27x-keypad.txt    |   60 +++++
 drivers/input/keyboard/pxa27x_keypad.c             |  232
+++++++++++++++++++- 2 files changed, 288 insertions(+), 4 deletions(-)
 create mode 100644
Documentation/devicetree/bindings/input/pxa27x-keypad.txt

diff --git a/Documentation/devicetree/bindings/input/pxa27x-keypad.txt

b/Documentation/devicetree/bindings/input/pxa27x-keypad.txt new file mode
100644
index 0000000..f8674f7

--- /dev/null
+++ b/Documentation/devicetree/bindings/input/pxa27x-keypad.txt

@@ -0,0 +1,60 @@
+* Marvell PXA Keypad controller
+
+Required Properties
+- compatible : should be "marvell,pxa27x-keypad"
+- reg : Address and length of the register set for the device
+- interrupts : The interrupt for the keypad controller
+- marvell,debounce-interval : How long time the key will be