PCI: rockchip: Control optional 12v power supply

Get vpcie12v from DT and control it if available.

Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
This commit is contained in:
Shawn Lin 2017-06-29 09:22:23 +08:00 • committed by Bjorn Helgaas
commit b6502e0dcf