Vineeth wrote:
> Hi,
> 
> We are trying to port  linux 2.6.38 on MPC7410 based board (This is a
> preparatory design by our customer)
> 
> System architecture is as follows,
> 
> MPC7410 <=> MPC107 <=> PCI_to_LOCAL(plx9052) <=> UART

MPCXXX should be compatible with TSIXXX. So you can refer to mpc7448_hpc2.

> 
> Previously we were using ppc architecture and we had some issues with
> page_init() functions; which may be because of our configuration.As we didnt
> get much support on ppc architecture we moved to powerpc.
> 
> Now we moved to powerpc architecture. We have some doubts on writing the dts
> file. Please find the dts file attached.
> 
> when we checked the legacy_serial.c file, we found that
> legacy_serial_parents not expecting a pci-local or a pci bridge as parent.
> is our understanding correct ? should we introduce a new pci parent in that
> structure ?

So you can understand this after refer to the file,
arch/powerpc/boot/dts/mpc7448hpc2.dts.

Tiejun

> 
>  We are confused about writing the ranges property of PCI node.we were
> referring booting_without_of doc but didnt get much info. Is there any file
> which gives better idea about the ranges property ?
> 
> Thanks
>  Vineeth

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