Add devicetree support to gpio-keys driver

[Sascha Hauer]

This adds devicetree support for the gpio-keys driver and the necessary
prerequisites.

Sascha

----------------------------------------------------------------
Sascha Hauer (4):
      input: Add BB_ prefix to KEY_ defines
      input: gpio-keys: separate internal data from platform_data
      input: Add keycode to barebox key translation table
      input: gpio-keys: Add devicetree probe support

 arch/arm/boards/archosg9/board.c        |   6 +-
 arch/arm/boards/at91sam9261ek/init.c    |   6 +-
 arch/arm/boards/at91sam9m10g45ek/init.c |  14 +--
 arch/arm/boards/at91sam9m10ihd/init.c   |   2 +-
 arch/arm/boards/usb-a926x/init.c        |   8 +-
 commands/edit.c                         |  18 ++--
 common/menu.c                           |  18 ++--
 drivers/input/Makefile                  |   1 +
 drivers/input/gpio_keys.c               | 156 ++++++++++++++++++++++++++------
 drivers/input/keymap.c                  | 136 ++++++++++++++++++++++++++++
 drivers/input/qt1070.c                  |   4 +-
 include/gpio_keys.h                     |   7 --
 include/input/keyboard.h                |  10 ++
 include/readkey.h                       |  34 +++----
 lib/readkey.c                           |  36 ++++----
 lib/readline.c                          |  26 +++---
 16 files changed, 360 insertions(+), 122 deletions(-)
 create mode 100644 drivers/input/keymap.c
 create mode 100644 include/input/keyboard.h