RE: [PATCH v4] PCI: Xilinx-NWL-PCIe: Added support for Xilinx NWL PCIe Host Controller

[Bharat Kumar Gogada]

> > +       device_type = "pci";
> > +       interrupt-parent = <&gic>;
> > +       interrupts = < 0 118 4
> > +                      0 116 4
> > +                      0 115 4          // MSI_1 [63...32]
> > +                      0 114 4 >;       // MSI_0 [31...0]
> 
> Better write these as tuples:
> 
> 	interrupts = <0 118 4>, <0 116 4>, <0 115 4>, <0 114 4>;
> 
> And maybe reverse the order? It looks that might be what the soc
> integration person had in mind.
> 
> Also, what is interrupt <0 117 4>? Is that connected here as well?
> Better list it as well then, even if you don't use it.
> 
We have it but not using it, we will list it.

> > +       interrupt-map-mask = <0x0 0x0 0x0 0x7>;
> > +       interrupt-map = <0x0 0x0 0x0 0x1 &pcie_intc 0x1
> > +                        0x0 0x0 0x0 0x2 &pcie_intc 0x2
> > +                        0x0 0x0 0x0 0x3 &pcie_intc 0x3
> > +                        0x0 0x0 0x0 0x4 &pcie_intc 0x4>;
> 
> > +       msi-parent = <&nwl_pcie>;
> > +       reg = <0x0 0xfd0e0000 0x1000
> > +              0x0 0xfd480000 0x1000
> > +              0x0 0xE0000000 0x1000000>;
> 
> Same grouping for reg and interrupt-map as above for interrupts.

Grouping reg and interrupt-map as tuples will make lengthy line and reduces readability, is it compulsory ?
> 
> > +       reg-names = "breg", "pcireg", "cfg";
> > +       ranges = <0x02000000 0x00000000 0xE1000000 0x00000000
> > + 0xE1000000 0 0x0F000000>;
> 
> No I/O space or prefetcheable memory?
> 
> 	Arnd
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