The Voyager is a 9.6” x 9.6” Micro ATX form factor development board
including Andes QiLai SoC. This patch series adds minimal device tree
files for the QiLai SoC and the Voyager board [1].

Now only support basic uart drivers to boot up into a basic console. Other
features will be added later.

[1] https://www.andestech.com/en/products-solutions/andeshape-platforms/qilai-chip/
[2] https://lore.kernel.org/all/20250602060747.689824-1-ben717@andestech.com/
---
Changes since v1:
* Patch 1
  - Deselect two configs for ARCH_ANDES since QiLai SoC does not need them (Prabhakar)
  - Revert the changes for config ERRATA_ANDES_CMO
* Patch 3
  - Add reviewed-by Prabhakar
* Patch 9 (new)
  - Gather all the changes for MAINTAINERS in a single patch (Arnd)

Link to v1: https://lore.kernel.org/all/20250704081451.2011407-1-ben717@andestech.com/
---
Ben Zong-You Xie (9):
  riscv: add Andes SoC family Kconfig support
  dt-bindings: riscv: add Andes QiLai SoC and the Voyager board bindings
  dt-bindings: interrupt-controller: add Andes QiLai PLIC
  dt-bindings: interrupt-controller: add Andes machine-level software
    interrupt controller
  dt-bindings: timer: add Andes machine timer
  riscv: dts: andes: add QiLai SoC device tree
  riscv: dts: andes: add Voyager board device tree
  riscv: defconfig: enable Andes SoC
  MAINTAINERS: Add entry for Andes SoC

 .../andestech,plicsw.yaml                     |  54 +++++
 .../sifive,plic-1.0.0.yaml                    |   1 +
 .../devicetree/bindings/riscv/andes.yaml      |  25 +++
 .../bindings/timer/andestech,plmt0.yaml       |  53 +++++
 MAINTAINERS                                   |   9 +
 arch/riscv/Kconfig.socs                       |   7 +
 arch/riscv/boot/dts/Makefile                  |   1 +
 arch/riscv/boot/dts/andes/Makefile            |   2 +
 arch/riscv/boot/dts/andes/qilai-voyager.dts   |  28 +++
 arch/riscv/boot/dts/andes/qilai.dtsi          | 186 ++++++++++++++++++
 arch/riscv/configs/defconfig                  |   1 +
 11 files changed, 367 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/interrupt-controller/andestech,plicsw.yaml
 create mode 100644 Documentation/devicetree/bindings/riscv/andes.yaml
 create mode 100644 Documentation/devicetree/bindings/timer/andestech,plmt0.yaml
 create mode 100644 arch/riscv/boot/dts/andes/Makefile
 create mode 100644 arch/riscv/boot/dts/andes/qilai-voyager.dts
 create mode 100644 arch/riscv/boot/dts/andes/qilai.dtsi

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2.34.1