[PATCH v2 3/7] PCI: sg2042: Add Sophgo SG2042 PCIe driver

Chen Wang unicorn_wang at outlook.com
Wed Sep 10 17:09:24 PDT 2025


On 9/10/2025 10:34 PM, Bjorn Helgaas wrote:
> On Wed, Sep 10, 2025 at 10:08:39AM +0800, Chen Wang wrote:
>> From: Chen Wang <unicorn_wang at outlook.com>
>>
>> Add support for PCIe controller in SG2042 SoC. The controller
>> uses the Cadence PCIe core programmed by pcie-cadence*.c. The
>> PCIe controller will work in host mode only, supporting data
>> rate(gen4) and lanes(x16 or x8).
> Strictly speaking, "gen4" is a spec revision, not a data rate.
> Include the GT/s rate instead or in addition.  We can fix this when
> merging if there's no other reason to repost (I assume you mean 16
> GT/s).  Will also add spaces before the open "(".

Yes, I meant 16 GT/s.

Please help fix this when merging together with dropping period at end 
of subject for the [2/7], if no repost.

Thanks,

Chen





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