Add TF card support to Khadas Edge 2.
The board exposes sdmmc pins via EXTIO. TF card can be used with IO
module.
Signed-off-by: Muhammed Efe Cetin <efectn@protonmail.com>
Link: https://lore.kernel.org/r/6e9062feb40bbad304f2e5bb300601034e805081.1708381247.git.efectn@protonmail.comSigned-off-by: Heiko Stuebner <heiko@sntech.de>