Since we are talking about ATF, add mention of this new feature too.
Signed-off-by: Simon Glass <sjg@chromium.org>
etype. An EntryArg is simply an argument to the entry. The `atf-bl31-path`
name is documented in :ref:`etype_atf_bl31`.
+Taking this a little further, when binman is used to create a FIT, it supports
+using an ELF file, e.g. `bl31.elf` and splitting it into separate pieces (with
+`fit,operation = "split-elf"`), each with its own load address.
+
Invoking binman outside U-Boot
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