The imx7d-pico-hobbit contains a imx7d-pico SoM and a hobbit baseboard.

Add support for it.
Signed-off-by: NFabio Estevam <festevam@gmail.com>
Signed-off-by: NOtavio Salvador <otavio@ossystems.com.br>
Signed-off-by: NShawn Guo <shawnguo@kernel.org>