Configure aggregation or bifurcation mode on RK3568 based on the value
of data-lanes property.
Code imported almost 1:1 from mainline linux driver.
Fixes: 6ec62b6ca6 ("phy: rockchip: Add Rockchip Synopsys PCIe 3.0 PHY")
Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>