Re: [OS-BUILD PATCH] [aarch64] enable PCIe support for RockChip boards

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From: Marcin “hrw” Juszkiewicz on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/381#note_347819378

Boot with SATA controller:
```
[   20.658317] rockchip-pcie f8000000.pcie: host bridge /pcie@f8000000
ranges:
[   20.659181] rockchip-pcie f8000000.pcie:      MEM
0x00fa000000..0x00fbdfffff -> 0x00fa000000
[   20.660126] rockchip-pcie f8000000.pcie:       IO
0x00fbe00000..0x00fbefffff -> 0x00fbe00000
[   20.663042] rockchip-pcie f8000000.pcie: PCI host bridge to bus
0000:00
[   20.663781] pci_bus 0000:00: root bus resource [bus 00-1f]
[   20.664385] pci_bus 0000:00: root bus resource [mem
0xfa000000-0xfbdfffff]
[   20.665127] pci_bus 0000:00: root bus resource [io  0x0000-0xfffff]
(bus address [0xfbe00000-0xfbefffff])
[   20.669827] pci 0000:00:00.0: [1d87:0100] type 01 class 0x060400
[   20.671121] pci 0000:00:00.0: supports D1
[   20.671578] pci 0000:00:00.0: PME# supported from D0 D1 D3hot
[   20.678641] pci 0000:00:00.0: bridge configuration invalid ([bus
00-00]), reconfiguring
[   20.686168] pci 0000:01:00.0: [1095:3132] type 00 class 0x018000
[   20.687014] pci 0000:01:00.0: reg 0x10: [mem 0x00000000-0x0000007f
64bit]
[   20.687823] pci 0000:01:00.0: reg 0x18: [mem 0x00000000-0x00003fff
64bit]
[   20.688594] pci 0000:01:00.0: reg 0x20: initial BAR value 0x00000000
invalid
[   20.689347] pci 0000:01:00.0: reg 0x20: [io  size 0x0080]
[   20.690019] pci 0000:01:00.0: reg 0x30: [mem 0x00000000-0x0007ffff
pref]
[   20.690790] pci 0000:01:00.0: Max Payload Size set to 256 (was 128,
max 1024)
[   20.692023] pci 0000:01:00.0: supports D1 D2
[   20.694221] pci 0000:01:00.0: disabling ASPM on pre-1.1 PCIe device.
You can enable it with 'pcie_aspm=force'
[   20.700509] pci_bus 0000:01: busn_res: [bus 01-1f] end is updated to
01
[   20.701375] pci 0000:00:00.0: BAR 14: assigned [mem
0xfa000000-0xfa0fffff]
[   20.702246] pci 0000:01:00.0: BAR 6: assigned [mem
0xfa000000-0xfa07ffff pref]
[   20.703054] pci 0000:01:00.0: BAR 2: assigned [mem
0xfa080000-0xfa083fff 64bit]
[   20.703908] pci 0000:01:00.0: BAR 0: assigned [mem
0xfa084000-0xfa08407f 64bit]
[   20.704751] pci 0000:01:00.0: BAR 4: no space for [io  size 0x0080]
[   20.705425] pci 0000:01:00.0: BAR 4: failed to assign [io  size
0x0080]
[   20.706251] pci 0000:00:00.0: PCI bridge to [bus 01]
[   20.706812] pci 0000:00:00.0:   bridge window [mem
0xfa000000-0xfa0fffff]
[   20.709102] pcieport 0000:00:00.0: enabling device (0000 -> 0002)
[   20.712031] pcieport 0000:00:00.0: PME: Signaling with IRQ 239
[   20.723313] pcieport 0000:00:00.0: AER: enabled with IRQ 239
```
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