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There are many of these two boards in the hands of developers. Currently supports serial port, sdcard/emmc, pwm, fan speed control. Added ethernet support based on [4]. Thanks, Han [1]: https://github.com/sophgo/sophgo-hardware/tree/master/SG2042/SG2042-x8-EVB [2]: https://github.com/sophgo/sophgo-hardware/tree/master/SG2042/SG2042-x4-EVB [3]: https://en.sophgo.com/product/introduce/sg2042.html [4]: https://lore.kernel.org/all/20250506093256.1107770-5-inochiama@gmail.com/ Han Gao (4): dt-bindings: riscv: add Sophgo x8 EVB bindings riscv: dts: sophgo: add Sophgo x8 EVB board device tree dt-bindings: riscv: add Sophgo x4 EVB bindings riscv: dts: sophgo: add Sophgo x4 EVB board device tree .../devicetree/bindings/riscv/sophgo.yaml | 2 + arch/riscv/boot/dts/sophgo/Makefile | 2 + .../boot/dts/sophgo/sg2042-sophgo-x4evb.dts | 235 +++++++++++++++++ .../boot/dts/sophgo/sg2042-sophgo-x8evb.dts | 247 ++++++++++++++++++ 4 files changed, 486 insertions(+) create mode 100644 arch/riscv/boot/dts/sophgo/sg2042-sophgo-x4evb.dts create mode 100644 arch/riscv/boot/dts/sophgo/sg2042-sophgo-x8evb.dts base-commit: 550de367614f7a9a0c1d40d7e19764aa9305009a prerequisite-patch-id: 7a82e319b011e5d0486a6ef4216d931d671c9f53 prerequisite-patch-id: 5a30fb99ec483c1f5a8dca97df862c3a042c9027 prerequisite-patch-id: e0da79790a934916d9fc39c18e8e98c9596d27ab prerequisite-patch-id: 84d1e1637549f632729eaeb7cf935ca78a642fe3 -- 2.47.2