[PATCH 0/4] Add PCIe support in DTS for Sophgo SG2042 SoC

[Han Gao]

On Mon, Oct 20, 2025 at 11:49 AM Chen Wang <unicorn_wang at outlook.com> wrote:
>
> hi, Han Gao,
>
> Please help test this out on EVB, I don't have those boards and just
> tested with my pinoeerbox.
>
> Thanks,
>
> Chen
>
> On 10/20/2025 11:32 AM, Chen Wang wrote:
> > From: Chen Wang <unicorn_wang at outlook.com>
> >
> > This new patch set is a continuation of the previous patchset
> > "[PATCH v3 0/7] Add PCIe support to Sophgo SG2042 SoC" [1].
> >
> > The drivers and bindings have already been merged into the kernel
> > mainline, and this patchset will focus on submitting the remaining
> > DTS changes into the mainline.
> >
> > This patchset is based on v6.18-rc1 and the only changes since v3
> > is a fix to address the comments from Manivannan Sadhasivam to make
> > sure PCI address of the I/O port to start from 0.
> >
> > Link: https://lore.kernel.org/linux-riscv/cover.1757643388.git.unicorn_wang@outlook.com/ [1]
> >
> > Chen Wang (4):
> >    riscv: sophgo: dts: add PCIe controllers for SG2042
> >    riscv: sophgo: dts: enable PCIe for PioneerBox
> >    riscv: sophgo: dts: enable PCIe for SG2042_EVB_V1.X
> >    riscv: sophgo: dts: enable PCIe for SG2042_EVB_V2.0
> >
> >   arch/riscv/boot/dts/sophgo/sg2042-evb-v1.dts  | 12 +++
> >   arch/riscv/boot/dts/sophgo/sg2042-evb-v2.dts  | 12 +++
> >   .../boot/dts/sophgo/sg2042-milkv-pioneer.dts  | 12 +++
> >   arch/riscv/boot/dts/sophgo/sg2042.dtsi        | 88 +++++++++++++++++++
> >   4 files changed, 124 insertions(+)
> >
> >
> > base-commit: 3a8660878839faadb4f1a6dd72c3179c1df56787

EVB1.X/2.0 can be started normally.