board: amlogic: jethub j100: add rescue boot from microSD

The new JetHub D1+ has a microSD slot. Add rescue boot from microSD

Signed-off-by: Viacheslav Bocharov <adeep@lexina.in>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20221222093358.204520-1-adeep@lexina.in
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
1 file changed