| Message ID | 20230930123937.1551-6-jszhang@kernel.org (mailing list archive) |
|---|---|
| State | Superseded |
| Delegated to: | Conor Dooley |
| Headers | show |
| Series | Add Milk-V Duo board support | expand |
| Context | Check | Description |
|---|---|---|
| conchuod/vmtest-fixes-PR | fail | merge-conflict |
在 2023/9/30 20:39, Jisheng Zhang 写道: > Milk-V Duo[1] board is an embedded development platform based on the > CV1800B chip. Add minimal device tree files for the development board. > > Support basic uart drivers, so supports booting to a basic shell. > > Link: https://milkv.io/duo [1] > Signed-off-by: Jisheng Zhang <jszhang@kernel.org> > --- > arch/riscv/boot/dts/sophgo/Makefile | 2 +- > .../boot/dts/sophgo/cv1800b-milkv-duo.dts | 38 +++++++++++++++++++ > 2 files changed, 39 insertions(+), 1 deletion(-) > create mode 100644 arch/riscv/boot/dts/sophgo/cv1800b-milkv-duo.dts > > diff --git a/arch/riscv/boot/dts/sophgo/Makefile b/arch/riscv/boot/dts/sophgo/Makefile > index 5a471b19df22..5ea9ce398ff6 100644 > --- a/arch/riscv/boot/dts/sophgo/Makefile > +++ b/arch/riscv/boot/dts/sophgo/Makefile > @@ -1,3 +1,3 @@ > # SPDX-License-Identifier: GPL-2.0 > dtb-$(CONFIG_ARCH_SOPHGO) += sg2042-milkv-pioneer.dtb > - > +dtb-$(CONFIG_ARCH_SOPHGO) += cv1800b-milkv-duo.dtb Please adjust it in alphabetical order. > diff --git a/arch/riscv/boot/dts/sophgo/cv1800b-milkv-duo.dts b/arch/riscv/boot/dts/sophgo/cv1800b-milkv-duo.dts > new file mode 100644 > index 000000000000..3af9e34b3bc7 > --- /dev/null > +++ b/arch/riscv/boot/dts/sophgo/cv1800b-milkv-duo.dts > @@ -0,0 +1,38 @@ > +// SPDX-License-Identifier: (GPL-2.0 OR MIT) > +/* > + * Copyright (C) 2023 Jisheng Zhang <jszhang@kernel.org> > + */ > + > +/dts-v1/; > + > +#include "cv1800b.dtsi" > + > +/ { > + model = "Milk-V Duo"; > + compatible = "milkv,duo", "sophgo,cv1800b"; > + > + aliases { > + serial0 = &uart0; > + serial1 = &uart1; > + serial2 = &uart2; > + serial3 = &uart3; > + serial4 = &uart4; > + }; > + > + chosen { > + stdout-path = "serial0:115200n8"; > + }; > + > + memory@80000000 { > + device_type = "memory"; > + reg = <0x80000000 0x3f40000>; > + }; > +}; > + > +&osc { > + clock-frequency = <25000000>; > +}; > + > +&uart0 { > + status = "okay"; > +};
diff --git a/arch/riscv/boot/dts/sophgo/Makefile b/arch/riscv/boot/dts/sophgo/Makefile index 5a471b19df22..5ea9ce398ff6 100644 --- a/arch/riscv/boot/dts/sophgo/Makefile +++ b/arch/riscv/boot/dts/sophgo/Makefile @@ -1,3 +1,3 @@ # SPDX-License-Identifier: GPL-2.0 dtb-$(CONFIG_ARCH_SOPHGO) += sg2042-milkv-pioneer.dtb - +dtb-$(CONFIG_ARCH_SOPHGO) += cv1800b-milkv-duo.dtb diff --git a/arch/riscv/boot/dts/sophgo/cv1800b-milkv-duo.dts b/arch/riscv/boot/dts/sophgo/cv1800b-milkv-duo.dts new file mode 100644 index 000000000000..3af9e34b3bc7 --- /dev/null +++ b/arch/riscv/boot/dts/sophgo/cv1800b-milkv-duo.dts @@ -0,0 +1,38 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +/* + * Copyright (C) 2023 Jisheng Zhang <jszhang@kernel.org> + */ + +/dts-v1/; + +#include "cv1800b.dtsi" + +/ { + model = "Milk-V Duo"; + compatible = "milkv,duo", "sophgo,cv1800b"; + + aliases { + serial0 = &uart0; + serial1 = &uart1; + serial2 = &uart2; + serial3 = &uart3; + serial4 = &uart4; + }; + + chosen { + stdout-path = "serial0:115200n8"; + }; + + memory@80000000 { + device_type = "memory"; + reg = <0x80000000 0x3f40000>; + }; +}; + +&osc { + clock-frequency = <25000000>; +}; + +&uart0 { + status = "okay"; +};
Milk-V Duo[1] board is an embedded development platform based on the CV1800B chip. Add minimal device tree files for the development board. Support basic uart drivers, so supports booting to a basic shell. Link: https://milkv.io/duo [1] Signed-off-by: Jisheng Zhang <jszhang@kernel.org> --- arch/riscv/boot/dts/sophgo/Makefile | 2 +- .../boot/dts/sophgo/cv1800b-milkv-duo.dts | 38 +++++++++++++++++++ 2 files changed, 39 insertions(+), 1 deletion(-) create mode 100644 arch/riscv/boot/dts/sophgo/cv1800b-milkv-duo.dts