Re: [PATCH v4 01/17] dt-bindings: PCI: dwc: Detach common RP/EP DT bindings

[Rob Herring <robh@kernel.org>]

On Thu, 28 Jul 2022 17:34:11 +0300, Serge Semin wrote:
> Currently both DW PCIe Root Port and End-point DT bindings are defined as
> separate schemas. Carefully looking at them, at the hardware reference
> manuals and seeing there is a generic part of the driver used by the both
> RP and EP drivers we can greatly simplify the DW PCIe controller bindings
> by moving some of the properties into the common DT schema. It concerns
> the PERST GPIO control, number of lanes, number of iATU windows and CDM
> check properties. They will be defined in the snps,dw-pcie-common.yaml
> schema which will be referenced in the DW PCIe Root Port and End-point DT
> bindings in order to evaluate the common for both of these controllers
> properties. The rest of properties like reg{,-names}, clock{s,-names},
> reset{s,-names}, etc will be consolidate there in one of the next commits.
> 
> Signed-off-by: Serge Semin <Sergey.Semin@baikalelectronics.ru>
> 
> ---
> 
> Changelog v3:
> - This is a new patch unpinned from the next one:
>   https://lore.kernel.org/linux-pci/20220503214638.1895-2-Sergey.Semin@baikalelectronics.ru/
>   by the Rob' request. (@Rob)
> ---
>  .../bindings/pci/snps,dw-pcie-common.yaml     | 76 +++++++++++++++++++
>  .../bindings/pci/snps,dw-pcie-ep.yaml         | 31 +-------
>  .../devicetree/bindings/pci/snps,dw-pcie.yaml | 33 +-------
>  3 files changed, 78 insertions(+), 62 deletions(-)
>  create mode 100644 Documentation/devicetree/bindings/pci/snps,dw-pcie-common.yaml
> 

Reviewed-by: Rob Herring <robh@kernel.org>