Re: [PATCH v5 2/2] riscv: dts: sophgo: add initial Milk-V Duo S board support

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On Wed, Apr 17, 2024 at 04:06:29PM GMT, Conor Dooley wrote:
> On Wed, Apr 17, 2024 at 05:34:44PM +0800, Inochi Amaoto wrote:
> > On Wed, Apr 17, 2024 at 08:53:11AM GMT, michael.opdenacker@xxxxxxxxxxx wrote:
> > > From: Michael Opdenacker <michael.opdenacker@xxxxxxxxxxx>
> > > 
> > > This adds initial support for the Milk-V Duo S board
> > > (https://milkv.io/duo-s), enabling the serial port,
> > > making it possible to boot Linux to the command line.
> > > 
> > > Link: https://lore.kernel.org/linux-riscv/171266958507.1032617.9460749136730849811.robh@xxxxxxxxxx/T/#t
> > > 
> > > Signed-off-by: Michael Opdenacker <michael.opdenacker@xxxxxxxxxxx>
> > > ---
> > >  arch/riscv/boot/dts/sophgo/Makefile           |  1 +
> > >  .../boot/dts/sophgo/sg2000-milkv-duos.dts     | 34 +++++++++++++++++++
> > >  2 files changed, 35 insertions(+)
> > >  create mode 100644 arch/riscv/boot/dts/sophgo/sg2000-milkv-duos.dts
> > > 
> > > diff --git a/arch/riscv/boot/dts/sophgo/Makefile b/arch/riscv/boot/dts/sophgo/Makefile
> > > index 57ad82a61ea6..e008acb5240f 100644
> > > --- a/arch/riscv/boot/dts/sophgo/Makefile
> > > +++ b/arch/riscv/boot/dts/sophgo/Makefile
> > > @@ -1,4 +1,5 @@
> > >  # SPDX-License-Identifier: GPL-2.0
> > >  dtb-$(CONFIG_ARCH_SOPHGO) += cv1800b-milkv-duo.dtb
> > >  dtb-$(CONFIG_ARCH_SOPHGO) += cv1812h-huashan-pi.dtb
> > > +dtb-$(CONFIG_ARCH_SOPHGO) += sg2000-milkv-duos.dtb
> > >  dtb-$(CONFIG_ARCH_SOPHGO) += sg2042-milkv-pioneer.dtb
> > > diff --git a/arch/riscv/boot/dts/sophgo/sg2000-milkv-duos.dts b/arch/riscv/boot/dts/sophgo/sg2000-milkv-duos.dts
> > > new file mode 100644
> > > index 000000000000..c1ecf97d5e93
> > > --- /dev/null
> > > +++ b/arch/riscv/boot/dts/sophgo/sg2000-milkv-duos.dts
> > > @@ -0,0 +1,34 @@
> > > +// SPDX-License-Identifier: (GPL-2.0 OR MIT)
> > > +/*
> > > + * Copyright (C) 2024 Michael Opdenacker <michael.opdenacker@xxxxxxxxxxx>
> > > + */
> > > +
> > > +/dts-v1/;
> > > +
> > > +#include "cv1812h.dtsi"
> > > +
> > > +/ {
> > > +	model = "Milk-V Duo S";
> > > +	compatible = "milkv,duos", "sophgo,cv1812h";
> > > +
> > > +	aliases {
> > > +		serial0 = &uart0;
> > > +	};
> > > +
> > > +	chosen {
> > > +		stdout-path = "serial0:115200n8";
> > > +	};
> > > +
> > > +	memory@80000000 {
> > > +		device_type = "memory";
> > > +		reg = <0x80000000 0x20000000>;
> > > +	};
> > 
> > Add a cpu specific file, and move this to it.
> 
> I take it that the memory is integrated into the package then?

Yes, of course.




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