configs/imx23evk: Add support for imx23evk

Add support for imx23evk board.

For more information about this board, please check:
http://www.nxp.com/products/software-and-tools/software-development-tools/i.mx-software-and-tools/i.mx23-evaluation-kit:IMX23EVK

Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
2 files changed