alistair23-linux/Documentation/devicetree/bindings/input/stmpe-keypad.txt
Linus Walleij a4164863e1 Input: stmpe - enforce device tree only mode
The STMPE keypad controller is only used with device tree configured
systems, so force the configuration to come from device tree only, and now
actually get the rows and cols from the device tree too.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2014-12-15 21:46:12 -08:00

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* STMPE Keypad
Required properties:
- compatible : "st,stmpe-keypad"
- linux,keymap : See ./matrix-keymap.txt
Optional properties:
- debounce-interval : Debouncing interval time in milliseconds
- st,scan-count : Scanning cycles elapsed before key data is updated
- st,no-autorepeat : If specified device will not autorepeat
- keypad,num-rows : See ./matrix-keymap.txt
- keypad,num-columns : See ./matrix-keymap.txt
Example:
stmpe_keypad {
compatible = "st,stmpe-keypad";
debounce-interval = <64>;
st,scan-count = <8>;
st,no-autorepeat;
linux,keymap = <0x205006b
0x4010074
0x3050072
0x1030004
0x502006a
0x500000a
0x5008b
0x706001c
0x405000b
0x6070003
0x3040067
0x303006c
0x60400e7
0x602009e
0x4020073
0x5050002
0x4030069
0x3020008>;
};