RE: [PATCH v3 05/12] PCI: exynos: Add resource ops, soc variant and device mode

["Shradha Todi" <shradha.t@samsung.com>]

> > Some resources might differ based on platforms and we need platform
> > specific functions to initialize or alter them. For better code
> > re-usability, making a separate res_ops which will hold all such
> > function pointers or other resource specific data. Include ops like
> >  - init_regulator (initialize the regulator data)
> >  - pcie_irq_handler (interrupt handler for PCIe)
> >  - set_device_mode (set device mode to EP or RC)
> >
> > Some operations maybe specific to certain SoCs and not applicable
> > to others. For such use cases, adding an SoC variant data field
> > which can be used to distinguish between the variants.
> >
> > Some SoCs may have dual-role PCIe controller which can work as
> > RC or EP. Add device_mode to store the role and take decisions
> > accordingly.
> >
> > Make enable/disable of regulator and initialization of IRQ as
> > common functions to be used by all Samsung SoCs.
> 
> As hinted above, this patch ends up being a mixture of several things
> that makes this kind of hard to review.  Separating these into their
> own patches would make it easier.
> 

Will split into multiple patches