[ 0.604899] dra7-pcie 51000000.pcie_rc: GPIO lookup for consumer (null)
[ 0.604912] dra7-pcie 51000000.pcie_rc: using device tree for GPIO lookup
[ 0.604943] of_get_named_gpiod_flags: parsed 'gpios' property of node '/ocp/a
xi@0/pcie_rc@51000000[0]' - status (0)
[ 0.605065] PCI host bridge /ocp/axi@0/pcie_rc@51000000 ranges:
[ 0.605076] No bus range found for /ocp/axi@0/pcie_rc@51000000, using [bus
00-ff]
[ 0.635684] dra7-pcie 51000000.pcie_rc: link is not up
[ 0.635848] dra7-pcie 51000000.pcie_rc: PCI host bridge to bus 0000:00
[ 0.635861] pci_bus 0000:00: root bus resource [bus 00-ff]
[ 0.635872] pci_bus 0000:00: root bus resource [io 0x0000-0xffff]
[ 0.635882] pci_bus 0000:00: root bus resource [mem 0x20013000-0x2fffffff]
[ 0.635922] pci 0000:00:00.0: [104c:8888] type 01 class 0x060400
[ 0.635985] pci 0000:00:00.0: reg 0x10: [mem 0x00000000-0x000fffff]
[ 0.636020] pci 0000:00:00.0: reg 0x14: [mem 0x00000000-0x0000ffff]
[ 0.636098] pci 0000:00:00.0: supports D1
[ 0.636108] pci 0000:00:00.0: PME# supported from D0 D1 D3hot
[ 0.636517] pci 0000:00:00.0: BAR 0: assigned [mem 0x20100000-0x201fffff]
[ 0.636533] pci 0000:00:00.0: BAR 1: assigned [mem 0x20020000-0x2002ffff]
[ 0.636546] pci 0000:00:00.0: PCI bridge to [bus 01]
[ 0.636848] pcieport 0000:00:00.0: Signaling PME through PCIe PME interrupt
[ 0.636863] pcie_pme 0000:00:00.0:pcie01: service driver pcie_pme loaded
[ 0.637318] dra7-pcie 51800000.pcie_rc: probe deferral not supported
dra7-pcie 51800000.pcie_rc不能用吗？网上说platform会对设备树中的每一个设备进行probe，这是失败了，怎么解决这种问题？请大家帮个忙，谢谢。
