configs: firefly-rk3399: Enable CONFIG_MISC_INIT_R and ROCKCHIP_EFUSE

This enables readning the cpuid from e-fuse, and deriving a static
MAC address from it.

Signed-off-by: Mark Kettenis <kettenis@openbsd.org>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
1 file changed