Merge branch 'master' of git://git.denx.de/u-boot-arm

Merge branch 'master' of git://git.denx.de/u-boot-arm

* 'master' of git://git.denx.de/u-boot-arm:
  tegra2: Optimize out-of-tree build for Ventana.
  tegra: Move boards over to use arch-level board UART function
  tegra: Add support for UART init in cpu board.c
  tegra: Add a function mux feature
  tegra: add clock_ll_start_uart() to enable UART prior to reloc
  tegra: Move clock_early_init() to arch_cpu_init()
  tegra: Move cpu_init_cp15() to arch_cpu_init()
  arm: Tegra: Fix Harmony and Ventana builds in u-boot-tegra/master
  tegra: Fix build error in plutux, medcom
  tegra2: Add Avionic Design Medcom support.
  tegra2: Add Avionic Design Plutux support.
  tegra2: Add common Avionic Design Tamonten support.
  tegra2: Move tegra2_mmc_init() prototype to public header.
  tegra2: Change CONFIG_SYS_TEXT_BASE to 0x00108000.
  tegra2: Always build with USE_PRIVATE_LIBGCC=yes.
  tegra2: Plumb in SPI/UART switch code
  tegra2: spi: Support SPI / UART switch
  tegra2: Implement SPI / UART GPIO switch
  tegra2: Enable SPI environment on Seaboard
  tegra2: config: Enable SPI flash on Seaboard
  tegra2: spi: Add SPI driver for Tegra2 SOC
  tegra2: Add UARTB support
  tegra2: Tidy UART selection
  arm, davinci: Fix build warnings for cam_enc_4xx
  Devkit8000: Switch over to enable_gpmc_cs_config
  arm, davinci: Add support for generating AIS images to the Makefile
  mkimage: Fix variable length header support
  arm, da850evm: Add an SPL for SPI boot
  arm, davinci: Add SPL support for DA850 SoCs
  sf: Add spi_boot() to allow booting from SPI flash in an SPL
  spl: display_options.o is required for SPI flash support in SPL
  ARM: omap3: add support to Technexion twister board
  ARM: omap3: added common configuration for Technexion TAM3517
  vision2: Fix checkpatch warning