在 2022-01-27星期四的 23:16 +0800，Icenowy Zheng写道： > This patchset adds support for Nuclei DemoSoC (which is an evaluation > platform made with Nuclei CPU cores and mainly peripherals in > original > Hummingbird E203 project, running on FPGA) with UX600 CPU cores. > > Most patches are for DT bindings, the remaining ones are adding a > Kconfig option and some DTS/DTSI files. The last one is a workaround > for > a severe bug in currently released versions of UX600, which is found > in 5.17 kernel, in which Sv48 support is added to Linux. > > Two non-technical patches are in this patchset too, for MAINTAINERS > and .mailmap items. Ping, could any RISC-V maintainers review these patches, especially the SATP workaround one? > > Icenowy Zheng (12): > dt-bindings: vendor-prefixes: add Nuclei > RISC-V: add Nuclei SoC Kconfig option > dt-bindings: riscv: add compatible strings for Nuclei UX600 series > dt-bindings: timer: add compatible for Nuclei UX600 CLINT-compat > timer > dt-bindings: interrupt-controller: add compatible string for UX600 > PLIC > dt-bindings: serial: add compatible string for Nuclei DemoSoC UART > dt-bindings: spi: add compatible string for Nuclei DemoSoC SPI > dt-bindings: riscv: add binding for Nuclei platform boards > riscv: dts: add device tree for Nuclei DemoSoC w/ UX600 on DDR200T > RISC-V: workaround Nuclei UX600 cores with broken SATP CSR > MAINTAINERS: add myself as Nuclei SoCs/CPUs supporter > mailmap: add Icenowy Zheng's Nuclei mail addresses > > .mailmap | 1 + > .../sifive,plic-1.0.0.yaml | 1 + > .../devicetree/bindings/riscv/cpus.yaml | 7 ++ > .../devicetree/bindings/riscv/nuclei.yaml | 27 ++++++++ > .../bindings/serial/sifive-serial.yaml | 1 + > .../devicetree/bindings/spi/spi-sifive.yaml | 1 + > .../bindings/timer/sifive,clint.yaml | 1 + > .../devicetree/bindings/vendor-prefixes.yaml | 2 + > MAINTAINERS | 7 ++ > arch/riscv/Kconfig.socs | 6 ++ > arch/riscv/boot/dts/Makefile | 1 + > arch/riscv/boot/dts/nuclei/Makefile | 2 + > .../dts/nuclei/nuclei-demosoc-ddr200t.dtsi | 41 ++++++++++++ > .../nuclei/nuclei-demosoc-ux600-ddr200t.dts | 13 ++++ > .../boot/dts/nuclei/nuclei-demosoc-ux600.dtsi | 49 ++++++++++++++ > .../riscv/boot/dts/nuclei/nuclei-demosoc.dtsi | 67 > +++++++++++++++++++ > arch/riscv/include/asm/vendorid_list.h | 1 + > arch/riscv/mm/init.c | 17 +++++ > 18 files changed, 245 insertions(+) > create mode 100644 > Documentation/devicetree/bindings/riscv/nuclei.yaml > create mode 100644 arch/riscv/boot/dts/nuclei/Makefile > create mode 100644 arch/riscv/boot/dts/nuclei/nuclei-demosoc- > ddr200t.dtsi > create mode 100644 arch/riscv/boot/dts/nuclei/nuclei-demosoc-ux600- > ddr200t.dts > create mode 100644 arch/riscv/boot/dts/nuclei/nuclei-demosoc- > ux600.dtsi > create mode 100644 arch/riscv/boot/dts/nuclei/nuclei-demosoc.dtsi >
