rockchip: dts: rk3328: update dmc node for driver

Update dmc node for full feature driver.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
[cherry picked from commit https://github.com/rockchip-linux/u-boot/commit/1e1495636574c78ea9d3af3e0aae95d5204612d6

 with minor modifications]
Signed-off-by: Matwey V. Kornilov <matwey.kornilov@gmail.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>