linux-davinci: Start using multi-kernel flow for da850-omapl138-evm

linux-davinci: Start using multi-kernel flow for da850-omapl138-evm

   * Main defconfig now has more options 'angstrom'-like
      * Note USB gadget disabled while debugging
   * Update to latest master da850-omapl138 kernel + config mods
   * All configs add ts driver added (since now multifunction device)
   * Added 'stats' version with extra pm config options (kernel stats/etc)
   * new config for uicapture + lcd display
   * More options + OHCI enabled in 'regular' config
   * Remove da850-omapl138 merged patches
   * Add new patches for Hawkboard Kernel
      * Introduce board file for hawkboard
      * Remove machine patch
      * Config update
      * All peripherals sanity tested
         * OK - Console, Enet, Audio, Display, USB OHCI, Video Capture, MMC, NAND, SATA
         * Some Issues - USB OTG disconnect problems
         * KO - RTC, (PM, etc)
      * increase kernel partition to 4MiB for hawkboard

      * dm6467t-evm is SOC_FAMILY=dm6467

Signed-off-by: Roger Monk <r-monk@ti.com>
Signed-off-by: Koen Kooi <k-kooi@ti.com>