board: toradex: add Toradex SMARC iMX8MP

Add support for the Toradex SMARC iMX8MP.

Link: https://www.toradex.com/computer-on-modules/smarc-arm-family/nxp-imx-8m-plus
Link: https://www.toradex.com/products/carrier-board/smarc-development-board-kit
Signed-off-by: Vitor Soares <vitor.soares@toradex.com>
19 files changed