On the hardware reference designs, include the AB8500 definitions
on the top level in the DTS files, this is to make it possible to
use the AB8505 in the HREF520.
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20231214-ux500-no-turnoff-lowbatt-v1-1-9dcff0783d62@linaro.org