Build from ATF commit:
70c5c8d9c plat: rk3528: Improve trng output
update feature:
70c5c8d9c plat: rk3528: Improve trng output
389e6e47d plat: rk3528: sleep: adjust ddr-related flow
Signed-off-by: Joseph Chen <chenjh@rock-chips.com>
Change-Id: I7570f8e64e058fa38a635fa2448f0c2187932585