[PATCH v2] OMAP3: BeagleBoard: add more expansionboard IDs

Information on configurations pulled from
http://www.elinux.org/BeagleBoardPinMux#Vendor_and_Device_IDs

Boards added:
* Added BeagleBoardToys WiFi, VGA and LCD boards
* Added KBADC Beagle FPGA board
* Added Brainmux LCDog and LCDog Touch
* Added Liquidware BeagleTouch

From: Koen Kooi <koen@dominion.thruhere.net>

Information on configurations pulled from
http://www.elinux.org/BeagleBoardPinMux#Vendor_and_Device_IDs

Boards added:
* Added BeagleBoardToys WiFi, VGA and LCD boards
* Added KBADC Beagle FPGA board
* Added Brainmux LCDog and LCDog Touch
* Added Liquidware BeagleTouch
---
v2 updates
  * Feedback from http://www.mail-archive.com/u-
boot@lists.denx.de/msg41851.html
    - Removed unused definitions
    - The detection mechanism *is* consistent, simple read from an EEPROM
  * Added BeagleBoardToys board configurations
  * Made definition names consistent as VENDOR_BOARD

Signed-off-by: Jason Kridner <jkridner@beagleboard.org>

Pushed to u-boot-ti