Input: add twl4030_keypad driver

Add a driver for the keypad controller on TWL4030 family chips.
These support up to an 8x8 key matrix.  The TWL4030 multifunction
chips are mostly used on OMAP3 (or OMAP 2430) based boards.

[dtor@mail.ru: switch to matrix-keypad framework, fix changing
keymap from userspace]
Reviewed-by: Trilok Soni <soni.trilok@gmail.com>
Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

1 files changed, 11 insertions, 0 deletions

diff --git a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig
index 50e407de8a78..3525c19be428 100644
--- a/drivers/input/keyboard/Kconfig
+++ b/drivers/input/keyboard/Kconfig
@@ -330,6 +330,17 @@ config KEYBOARD_OMAP
           To compile this driver as a module, choose M here: the
           module will be called omap-keypad.
 
+config KEYBOARD_TWL4030
+        tristate "TI TWL4030/TWL5030/TPS659x0 keypad support"
+        depends on TWL4030_CORE
+        help
+          Say Y here if your board use the keypad controller on
+          TWL4030 family chips.  It's safe to say enable this
+          even on boards that don't use the keypad controller.
+
+          To compile this driver as a module, choose M here: the
+          module will be called twl4030_keypad.
+
 config KEYBOARD_TOSA
         tristate "Tosa keyboard"
         depends on MACH_TOSA