arm: dts: rockchip: rk3399: add and enable rng node

Add rng node in rk3399-u-boot.dtsi and enable it in
rk3399-evb-u-boot.dtsi.

Signed-off-by: Lin Jinhan <troy.lin@rock-chips.com>
Tested-by: Peter Robinson <pbrobinson@gmail.com>
Reviewed-by: Sughosh Ganu <sughosh.ganu@linaro.org>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
2 files changed