This CONFIG is used but is not given a value by some boards. Use
a default value of 0 explicitly, rather than relying on the 0 value
provided by CONFIG_SPL_LOAD_FIT_ADDRESS
This will allow us to make SPL_LOAD_FIT_ADDRESS depend on SPL_LOAD_FIT
as it should.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Tom Rini <trini@konsulko.com>