[PATCH] [ARM] kirkwood: combine support for openrd base/client support

Dieter Kiermaier dk-arm-linux at gmx.de
Mon Oct 12 02:36:03 EDT 2009


Hi Alexander,

> Hi,
> 
> * Dieter Kiermaier <dk-arm-linux at gmx.de> [2009-10-09 16:00:44+0200]:
> >
> > [snipped]
> >
> > Additionally it would be nice, if you could integrate the i2c / pcie init in your patch?
> > Please see Simons patch at:
> > http://lists.infradead.org/pipermail/linux-arm-kernel/2009-October/001950.html
> > 
> Well on my Client board I get:
> ----
> northdown:~# dmesg | grep -i PCI                                                                                                 
> pci 0000:00:00.0: reg 10 64bit mmio pref: [0xf1000000-0xf10fffff]
> pci 0000:00:00.0: reg 18 32bit mmio: [0x000000-0x1fffffff]
> pci 0000:00:00.0: supports D1 D2
> PCI: bus0: Fast back to back transfers disabled
> 
> northdown:~# lspci -vvv
> 00:00.0 Memory controller: Marvell Technology Group Ltd. Device 6281 (rev 02)
>         Subsystem: Marvell Technology Group Ltd. Device 11ab
>         Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr+ Stepping- SERR+ FastB2B- DisINTx+
>         Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort+ >SERR- <PERR- INTx-
>         Latency: 0, Cache Line Size: 32 bytes
>         Interrupt: pin A routed to IRQ 9
>         Region 0: Memory at <ignored> (64-bit, prefetchable)
>         Capabilities: [40] Power Management version 3
>                 Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=0mA PME(D0-,D1-,D2-,D3hot-,D3cold-)
>                 Status: D0 PME-Enable- DSel=0 DScale=0 PME-
>         Capabilities: [50] Message Signalled Interrupts: Mask- 64bit+ Queue=0/0 Enable-
>                 Address: 0000000000000000  Data: 0000
>         Capabilities: [60] Express (v1) Root Port (Slot-), MSI 00
>                 DevCap: MaxPayload 128 bytes, PhantFunc 0, Latency L0s <256ns, L1 <1us
>                         ExtTag- RBE+ FLReset-
>                 DevCtl: Report errors: Correctable- Non-Fatal- Fatal- Unsupported-
>                         RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop-
>                         MaxPayload 128 bytes, MaxReadReq 512 bytes
>                 DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr- TransPend-
>                 LnkCap: Port #0, Speed 2.5GT/s, Width x1, ASPM L0s L1, Latency L0 <256ns, L1 unlimited
>                         ClockPM+ Suprise- LLActRep- BwNot-
>                 LnkCtl: ASPM Disabled; RCB 128 bytes Disabled- Retrain- CommClk-
>                         ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
>                 LnkSta: Speed 2.5GT/s, Width x1, TrErr- Train- SlotClk+ DLActive- BWMgmt- ABWMgmt-
>                 RootCtl: ErrCorrectable- ErrNon-Fatal- ErrFatal- PMEIntEna- CRSVisible-
>                 RootCap: CRSVisible-
>                 RootSta: PME ReqID 0000, PMEStatus- PMEPending-
>         Capabilities: [100] Advanced Error Reporting <?>
> ----
> 
> I guess it is working fine, however as there is no PCI(e) slot to use, 
> I'm going to disable the call for the OpenRD Client as it's pointless; 
> unless someone objects?

Hm, I guess on your client board there is the VGA controller connected to the PCIe port?
So I would left the pcie init call active!

Dieter


> 
> Cheers
> 





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