[PATCH v4 00/10] Add Milk-V Pioneer RISC-V board support

Chen Wang unicorn_wang at outlook.com
Wed Oct 4 07:30:13 PDT 2023


Sorry,  please ignore this email due to not sending out in thread.

On 2023/10/4 22:17, 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.
>
> Now only support basic uart drivers to boot up into a basic console.
>
> Thanks,
> Chen
>
> ---
>
> Changes in v4:
>    The patch series is based on v6.6-rc1. You can simply review or test
>    the patches at the link [6].
>    - Update bindings files for sg2042 clint as per intput from reviewers:
>      - rename filename from sophgo,sg2042-clint-mswi/sg2042-clint-mtimer
>        to thead,c900-aclint-mswi/thead,c900-aclint-mtimer.
>      - rename compatible strings accordingly.
>    - Update dts as per input from reviewers: don't use macro for cpus's isa
>      properties; use new compatible strings for mtimer/mswi of clint.
>    - Use only one email-address for SoB.
>
> Changes in v3 [v3]:
>    The patch series is based on v6.6-rc1. You can simply review or test
>    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.
>
> Changes in v2 [v2]:
>    The patch series is based on v6.6-rc1. You can simply review or test
>    the patches at the link [4].
>    - Improve format for comment of commitments as per input from last review.
>    - Improve format of DTS as per input from last review.
>    - Remove numa related stuff from DTS. This part is just for optimization, may
>      add it later if really needed.
>
> 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 for
>     quick reference. You can simply review or test the patches at the link [3].
>
> [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-minimal-v2
> [5]: https://github.com/unicornx/linux-riscv/commits/milkv-pioneer-minimal-v3
> [6]: https://github.com/unicornx/linux-riscv/commits/milkv-pioneer-minimal-v4
> [v1-0/12]:https://lore.kernel.org/linux-riscv/20230915070856.117514-1-wangchen20@iscas.ac.cn/
> [v1-1/12]:https://lore.kernel.org/linux-riscv/20230915071005.117575-1-wangchen20@iscas.ac.cn/
> [v1-2/12]:https://lore.kernel.org/linux-riscv/20230915071409.117692-1-wangchen20@iscas.ac.cn/
> [v1-3/12]:https://lore.kernel.org/linux-riscv/20230915072242.117935-1-wangchen20@iscas.ac.cn/
> [v1-4/12]:https://lore.kernel.org/linux-riscv/20230915072333.117991-1-wangchen20@iscas.ac.cn/
> [v1-5/12]:https://lore.kernel.org/linux-riscv/20230915072358.118045-1-wangchen20@iscas.ac.cn/
> [v1-6/12]:https://lore.kernel.org/linux-riscv/20230915072415.118100-1-wangchen20@iscas.ac.cn/
> [v1-7/12]:https://lore.kernel.org/linux-riscv/20230915072431.118154-1-wangchen20@iscas.ac.cn/
> [v1-8/12]:https://lore.kernel.org/linux-riscv/20230915072451.118209-1-wangchen20@iscas.ac.cn/
> [v1-9/12]:https://lore.kernel.org/linux-riscv/20230915072517.118266-1-wangchen20@iscas.ac.cn/
> [v1-10/12]:https://lore.kernel.org/linux-riscv/20230915072558.118325-1-wangchen20@iscas.ac.cn/
> [v1-11/12]:https://lore.kernel.org/linux-riscv/20230915072624.118388-1-wangchen20@iscas.ac.cn/
> [v1-12/12]:https://lore.kernel.org/linux-riscv/20230915072653.118448-1-wangchen20@iscas.ac.cn/
> [v2]:https://lore.kernel.org/linux-riscv/cover.1695189879.git.wangchen20@iscas.ac.cn/
> [v3]:https://lore.kernel.org/linux-riscv/cover.1695804418.git.unicornxw@gmail.com/
>
> ---
>
> Chen Wang (8):
>    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
>    riscv: dts: add initial Sophgo SG2042 SoC device tree
>    riscv: dts: sophgo: add Milk-V Pioneer board device tree
>    riscv: defconfig: enable SOPHGO SoC
>
> Inochi Amaoto (2):
>    dt-bindings: timer: Add Sophgo sg2042 CLINT timer
>    dt-bindings: interrupt-controller: Add Sophgo sg2042 CLINT mswi
>
>   .../sifive,plic-1.0.0.yaml                    |    1 +
>   .../thead,c900-aclint-mswi.yaml               |   43 +
>   .../devicetree/bindings/riscv/cpus.yaml       |    1 +
>   .../devicetree/bindings/riscv/sophgo.yaml     |   28 +
>   .../timer/thead,c900-aclint-mtimer.yaml       |   43 +
>   .../devicetree/bindings/vendor-prefixes.yaml  |    4 +
>   MAINTAINERS                                   |    7 +
>   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   | 2000 +++++++++++++++++
>   .../boot/dts/sophgo/sg2042-milkv-pioneer.dts  |   19 +
>   arch/riscv/boot/dts/sophgo/sg2042.dtsi        |  325 +++
>   arch/riscv/configs/defconfig                  |    1 +
>   14 files changed, 2481 insertions(+)
>   create mode 100644 Documentation/devicetree/bindings/interrupt-controller/thead,c900-aclint-mswi.yaml
>   create mode 100644 Documentation/devicetree/bindings/riscv/sophgo.yaml
>   create mode 100644 Documentation/devicetree/bindings/timer/thead,c900-aclint-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
>
>
> base-commit: 0bb80ecc33a8fb5a682236443c1e740d5c917d1d



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