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Date:   Wed, 27 Sep 2023 17:09:20 +0100
From:   Conor Dooley <conor@kernel.org>
To:     Chen Wang <unicornxw@gmail.com>
Cc:     aou@eecs.berkeley.edu, chao.wei@sophgo.com,
        devicetree@vger.kernel.org, guoren@kernel.org, jszhang@kernel.org,
        krzysztof.kozlowski+dt@linaro.org, linux-kernel@vger.kernel.org,
        linux-riscv@lists.infradead.org, palmer@dabbelt.com,
        paul.walmsley@sifive.com, robh+dt@kernel.org,
        xiaoguang.xing@sophgo.com, apatel@ventanamicro.com
Subject: Re: [PATCH v3 00/11] Add Milk-V Pioneer RISC-V board support
Message-ID: <20230927-ebony-duress-44ff45d3d253@spud>
References: <cover.1695804418.git.unicornxw@gmail.com>
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Hey,

On Wed, Sep 27, 2023 at 04:54:38PM +0800, Chen Wang wrote:
> Milk-V Pioneer [1] is a developer motherboard based on SOPHON SG2042 [2]
> in a standard mATX form factor. Add minimal device
> tree files for the SG2042 SOC and the Milk-V Pioneer board.
>=20
> Now only support basic uart drivers to boot up into a basic console.
>=20
> Thanks,
> Chen
>=20
> ---
>=20
> Changes in v3:
>   The patch series is based on v6.6-rc1. You can simply review or test=20
>   the patches at the link [5].
>   - add new vendor specific compatible strings to identify timer/mswi for=
 sg2042 clint
>   - updated maintainers info. for sophgo devicetree
>   - remove the quirk changes for uart
>   - updated dts, such as:
>     - add "riscv,isa-base"/"riscv,isa-extensions" for cpus
>     - update l2 cache node's name
>     - remove memory and pmu nodes
>   - fixed other issues as per input from reviewers.

v3 looks better indeed. I had some comments on the bindings and dt
patches, but none were particularly major.

Thanks,
Conor.

>=20
> Changes in v2:
>   The patch series is based on v6.6-rc1. You can simply review or test=20
>   the patches at the link [4].
>   - Improve format for comment of commitments as per input from last revi=
ew.
>   - Improve format of DTS as per input from last review.
>   - Remove numa related stuff from DTS. This part is just for optimizatio=
n, may
>     add it later if really needed.=20
>=20
> Changes in v1:
>    The patch series is based on v6.6-rc1. Due to it is not sent in thread,
>    I have listed permlinks of the patchset [v1-0/12] ~ [v1-12/12] here fo=
r=20
>    quick reference. You can simply review or test the patches at the link=
 [3].
>=20
> [1]: https://milkv.io/pioneer
> [2]: https://en.sophgo.com/product/introduce/sg2042.html
> [3]: https://github.com/unicornx/linux-riscv/commits/milkv-pioneer-minimal
> [4]: https://github.com/unicornx/linux-riscv/commits/milkv-pioneer-minima=
l-v2
> [5]: https://github.com/unicornx/linux-riscv/commits/milkv-pioneer-minima=
l-v3
> [v1-0/12]:https://lore.kernel.org/linux-riscv/20230915070856.117514-1-wan=
gchen20@iscas.ac.cn/
> [v1-1/12]:https://lore.kernel.org/linux-riscv/20230915071005.117575-1-wan=
gchen20@iscas.ac.cn/
> [v1-2/12]:https://lore.kernel.org/linux-riscv/20230915071409.117692-1-wan=
gchen20@iscas.ac.cn/
> [v1-3/12]:https://lore.kernel.org/linux-riscv/20230915072242.117935-1-wan=
gchen20@iscas.ac.cn/
> [v1-4/12]:https://lore.kernel.org/linux-riscv/20230915072333.117991-1-wan=
gchen20@iscas.ac.cn/
> [v1-5/12]:https://lore.kernel.org/linux-riscv/20230915072358.118045-1-wan=
gchen20@iscas.ac.cn/
> [v1-6/12]:https://lore.kernel.org/linux-riscv/20230915072415.118100-1-wan=
gchen20@iscas.ac.cn/
> [v1-7/12]:https://lore.kernel.org/linux-riscv/20230915072431.118154-1-wan=
gchen20@iscas.ac.cn/
> [v1-8/12]:https://lore.kernel.org/linux-riscv/20230915072451.118209-1-wan=
gchen20@iscas.ac.cn/
> [v1-9/12]:https://lore.kernel.org/linux-riscv/20230915072517.118266-1-wan=
gchen20@iscas.ac.cn/
> [v1-10/12]:https://lore.kernel.org/linux-riscv/20230915072558.118325-1-wa=
ngchen20@iscas.ac.cn/
> [v1-11/12]:https://lore.kernel.org/linux-riscv/20230915072624.118388-1-wa=
ngchen20@iscas.ac.cn/
> [v1-12/12]:https://lore.kernel.org/linux-riscv/20230915072653.118448-1-wa=
ngchen20@iscas.ac.cn/
>=20
> ---
>=20
> Chen Wang (9):
>   riscv: Add SOPHGO SOC family Kconfig support
>   dt-bindings: vendor-prefixes: add milkv/sophgo
>   dt-bindings: riscv: add sophgo sg2042 bindings
>   dt-bindings: riscv: Add T-HEAD C920 compatibles
>   dt-bindings: interrupt-controller: Add Sophgo SG2042 PLIC
>   MAINTAINERS: add two files to sophgo devicetrees entry
>   riscv: dts: add initial Sophgo SG2042 SoC device tree
>   riscv: dts: sophgo: add Milk-V Pioneer board device tree
>   riscv: defconfig: enable SOPHGO SoC
>=20
> Inochi Amaoto (2):
>   dt-bindings: timer: Add Sophgo sg2042 CLINT timer
>   dt-bindings: interrupt-controller: Add Sophgo sg2042 CLINT mswi
>=20
>  .../sifive,plic-1.0.0.yaml                    |    1 +
>  .../sophgo,sg2042-clint-mswi.yaml             |   42 +
>  .../devicetree/bindings/riscv/cpus.yaml       |    1 +
>  .../devicetree/bindings/riscv/sophgo.yaml     |   28 +
>  .../timer/sophgo,sg2042-clint-mtimer.yaml     |   42 +
>  .../devicetree/bindings/vendor-prefixes.yaml  |    4 +
>  MAINTAINERS                                   |    9 +
>  arch/riscv/Kconfig.socs                       |    5 +
>  arch/riscv/boot/dts/Makefile                  |    1 +
>  arch/riscv/boot/dts/sophgo/Makefile           |    3 +
>  arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi   | 1880 +++++++++++++++++
>  .../boot/dts/sophgo/sg2042-milkv-pioneer.dts  |   19 +
>  arch/riscv/boot/dts/sophgo/sg2042.dtsi        |  325 +++
>  arch/riscv/configs/defconfig                  |    1 +
>  14 files changed, 2361 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/interrupt-controlle=
r/sophgo,sg2042-clint-mswi.yaml
>  create mode 100644 Documentation/devicetree/bindings/riscv/sophgo.yaml
>  create mode 100644 Documentation/devicetree/bindings/timer/sophgo,sg2042=
-clint-mtimer.yaml
>  create mode 100644 arch/riscv/boot/dts/sophgo/Makefile
>  create mode 100644 arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
>  create mode 100644 arch/riscv/boot/dts/sophgo/sg2042-milkv-pioneer.dts
>  create mode 100644 arch/riscv/boot/dts/sophgo/sg2042.dtsi
>=20
>=20
> base-commit: 0bb80ecc33a8fb5a682236443c1e740d5c917d1d
> --=20
> 2.25.1
>=20

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