arm: dts: add i.MX8MM pin func

Import i.MX8MM pin func from Linux Kernel,
commit <0a8ad0ffa4d8> ("Merge tag 'for-linus-5.3-ofs1' of git://git.kernel.org/pub/scm/linux/kernel/git/hubcap/linux")

Signed-off-by: Peng Fan <peng.fan@nxp.com>
1 file changed