Import the i.MX6SX based UDOO Neo dts files from Linux 5.12-rc1
and sync the i.MX6SX pinfunc.h
Signed-off-by: Peter Robinson <pbrobinson@gmail.com>
Cc: Francesco Montefoschi <francesco.montefoschi@udoo.org>
Cc: Breno Lima <breno.lima@nxp.com>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Cc: Stefano Babic <sbabic@denx.de>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
