[PATCH 6/6] RISC-V: add Allwinner Sun20i D1 Nezha support

[Marco Felsch]

On 22-09-14, Sascha Hauer wrote:
> On Tue, Sep 13, 2022 at 02:49:54PM +0200, Marco Felsch wrote:
> > Add Allwinner sun20i SoC and D1-Nezha board support.
> > 
> > Signed-off-by: Marco Felsch <m.felsch at pengutronix.de>
> > ---
> >  Documentation/boards/riscv.rst            | 102 +++++++++++++++++
> >  arch/riscv/Kconfig.socs                   |  16 +++
> >  arch/riscv/boards/Makefile                |   1 +
> >  arch/riscv/boards/allwinner-d1/Makefile   |   3 +
> >  arch/riscv/boards/allwinner-d1/lowlevel.c |  12 ++
> >  arch/riscv/configs/sun20i_defconfig       | 130 ++++++++++++++++++++++
> >  arch/riscv/include/asm/debug_ll.h         |   5 +
> >  common/Kconfig                            |   5 +
> >  images/Makefile.riscv                     |   4 +
> >  9 files changed, 278 insertions(+)
> >  create mode 100644 arch/riscv/boards/allwinner-d1/Makefile
> >  create mode 100644 arch/riscv/boards/allwinner-d1/lowlevel.c
> >  create mode 100644 arch/riscv/configs/sun20i_defconfig
> > 
> 
> [...]
> 
> > diff --git a/arch/riscv/configs/sun20i_defconfig b/arch/riscv/configs/sun20i_defconfig
> > new file mode 100644
> > index 0000000000..157c430723
> > --- /dev/null
> > +++ b/arch/riscv/configs/sun20i_defconfig
> 
> I can select all machines built with sifive_defconfig, starfive_defconfig,
> sun20i_defconfig and virt64_defconfig in a single config and
> successfully build barebox with all these machines.
> 
> Instead of adding another defconfig we should go into the opposite
> direction and consolidate the defconfigs.
> 
> Maybe a rv32i_defconfig and a rv64i_defconfig would be it.

Good point. One question, do we even have support for rv32i?

Regards,
  Marco

> 
> Sascha
> 
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