[U-Boot] Add support for Congatec Conga-QEVAl board

Hi, my test with u-boot-imx for the congatec board was not successful. The congatec u-boot.imx works fine, your u-boot-imx doesn't start or print anything. I've clone the congatec u-boot2013.git, compile it, put it on the sd-card and modify the boot register(?) with mw.l 0x20d8040 0x3850

[U-Boot] Congatec Conga-QEVAL board sd-card boot not working

Hi, i try to boot the congatec board with u-boot.2014.04-rc1 from sd-card. The Thread: http://lists.denx.de/pipermail/u-boot/2013-May/154298.html was my guide. My Steps are: export CROSS_COMPILE=arm-cortexa9-linux-gnueabi- (the OSELAS 2012 toolchain) export ARCH=arm cd u-boot2014.04-rc1 make