[PATCH v4 0/7] Add Huashan Pi board support

[Conor Dooley]

On Fri, Dec 01, 2023 at 04:31:38PM +0800, Inochi Amaoto wrote:
> >
> >On Fri, Dec 01, 2023 at 09:02:59AM +0800, Inochi Amaoto wrote:
> >>>
> >>> On Fri, Dec 01, 2023 at 07:21:29AM +0800, Inochi Amaoto wrote:
> >>>>>
> >>>>> On Thu, 19 Oct 2023 07:18:00 +0800, Inochi Amaoto wrote:
> >>>>>> Huashan Pi board is an embedded development platform based on the
> >>>>>> CV1812H chip. Add minimal device tree files for this board.
> >>>>>> Currently, it can boot to a basic shell.
> >>>>>>
> >>>>>> NOTE: this series is based on the Jisheng's Milk-V Duo patch.
> >>>>>>
> >>>>>> Link: https://en.sophgo.com/product/introduce/huashan.html
> >>>>>> Link: https://en.sophgo.com/product/introduce/cv181xH.html
> >>>>>> Link: https://lore.kernel.org/linux-riscv/20231006121449.721-1-jszhang@kernel.org/
> >>>>>>
> >>>>>> [...]
> >>>>>
> >>>>> Applied to riscv-dt-for-next, thanks! LMK if something looks not as
> >>>>> expected.
> >>>>>
> >>>>> [1/7] dt-bindings: interrupt-controller: Add SOPHGO CV1812H plic
> >>>>>      https://git.kernel.org/conor/c/21a34e63afcc
> >>>>> [2/7] dt-bindings: timer: Add SOPHGO CV1812H clint
> >>>>>      https://git.kernel.org/conor/c/06ea2a1968a9
> >>>>> [3/7] dt-bindings: riscv: Add SOPHGO Huashan Pi board compatibles
> >>>>>      https://git.kernel.org/conor/c/d7b92027834e
> >>>>> [4/7] riscv: dts: sophgo: Separate compatible specific for CV1800B soc
> >>>>>      https://git.kernel.org/conor/c/5b5dce3951b2
> >>>>> [5/7] riscv: dts: sophgo: cv18xx: Add gpio devices
> >>>>>      https://git.kernel.org/conor/c/dd791b45c866
> >>>>> [6/7] riscv: dts: sophgo: add initial CV1812H SoC device tree
> >>>>>      https://git.kernel.org/conor/c/681ec684a741
> >>>>> [7/7] riscv: dts: sophgo: add Huashan Pi board device tree
> >>>>>      https://git.kernel.org/conor/c/2c36b0cfb408
> >
> >>>> Thanks for the confirmation. But I suggest to revert these patches.
> >>>> Several days ago, Sophgo informed me that CV1810 series will be
> >>>> renamed. And the Huashan Pi will switch to the chip with new name.
> >>>> To avoid unnecessary conflict, please drop these patch and I will
> >>>> prepare a new patch once the renamed chip is launched.
> >>>
> >>> This is a board that exists, that you (and possibly others) have, right?
> >>>
> >>
> >> Yes, of course.
> >
> >I dunno then. It sounds from your message that this is purely a rebrand
> >of the SoCs,
> 
> IIRC, it is.
> FYI, Chen and Chao. Maybe you know something more.
> 
> >so since people already have these boards, I'd rather not.
> >We should be able to support both since it's just a naming change,
> >right?
> 
> I agree with this. If the above is true, we can just reuse the exists code
> with a different compatible name, right?

I think so? I'm not sure what the precedent really is for pure
rebrandings of an SoC.
I say for now, assume we can do that, and we can discuss it with Rob and
Krzysztof when the time comes if there is no difference between the SoCs
and boards.

Cheers,
Conor.
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