Re: [PATCH v7 2/5] PCI: Add Loongson PCI Controller support

From: Rob Herring
Date: Wed Apr 29 2020 - 14:43:35 EST


On Tue, Apr 28, 2020 at 09:14:17AM +0800, Jiaxun Yang wrote:
> This controller can be found on Loongson-2K SoC, Loongson-3
> systems with RS780E/LS7A PCH.
>
> The RS780E part of code was previously located at
> arch/mips/pci/ops-loongson3.c and now it can use generic PCI
> driver implementation.
>
> Signed-off-by: Jiaxun Yang <jiaxun.yang@xxxxxxxxxxx>
>
> --
> v2:
> - Clean up according to rob's suggestions
> - Claim that it can't work as a module
> v3:
> - Fix a typo
> v4:
> - More clean-ups: Drop flag check, use devfn
> v7:
> - Fix ordering according to huacai's suggestion
> ---
> drivers/pci/controller/Kconfig | 10 +
> drivers/pci/controller/Makefile | 1 +
> drivers/pci/controller/pci-loongson.c | 251 ++++++++++++++++++++++++++
> 3 files changed, 262 insertions(+)
> create mode 100644 drivers/pci/controller/pci-loongson.c

Reviewed-by: Rob Herring <robh@xxxxxxxxxx>