diff options
| author | Sriramakrishnan Govindarajan <srk@ti.com> | 2010-05-03 23:47:12 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2010-05-03 23:50:42 -0700 |
| commit | 30ba3ead05763b172acaa65ae1be71af2a878940 (patch) | |
| tree | cbbcfb494df9f73705b66324ba419118ca3b792e /drivers/input/keyboard/Kconfig | |
| parent | 16b32e0c9eec1bb8d53deedcd9f4704a114d84bb (diff) | |
Input: add keypad driver for keys interfaced to TCA6416
This patch implements a simple Keypad driver that functions
as an I2C client. It handles key press events for keys
connected to TCA6416 I2C based IO expander.
Signed-off-by: Sriramakrishnan <srk@ti.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Diffstat (limited to 'drivers/input/keyboard/Kconfig')
| -rw-r--r-- | drivers/input/keyboard/Kconfig | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig index a8293388d01..3525f533e18 100644 --- a/drivers/input/keyboard/Kconfig +++ b/drivers/input/keyboard/Kconfig @@ -179,6 +179,22 @@ config KEYBOARD_GPIO To compile this driver as a module, choose M here: the module will be called gpio_keys. +config KEYBOARD_TCA6416 + tristate "TCA6416 Keypad Support" + depends on I2C + help + This driver implements basic keypad functionality + for keys connected through TCA6416 IO expander + + Say Y here if your device has keys connected to + TCA6416 IO expander. Your board-specific setup logic + must also provide pin-mask details(of which TCA6416 pins + are used for keypad). + + If enabled the complete TCA6416 device will be managed through + this driver. + + config KEYBOARD_MATRIX tristate "GPIO driven matrix keypad support" depends on GENERIC_GPIO |