feat(stm32mp1): warn when debug enabled on secure chip

Add a banner that inform user that debug is enabled
on a secure chip.

Change-Id: Ib618ac1332b40a1af72d0b60750eea4fc36a8014
Signed-off-by: Lionel Debieve <lionel.debieve@st.com>
Signed-off-by: Yann Gautier <yann.gautier@st.com>
1 file changed