linux-kernel - Re: [PATCH v3 7/7] riscv: config: enable SOC

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Date: Tue, 5 Mar 2024 08:50:29 +0900
From: Damien Le Moal <dlemoal@...nel.org>
To: Yangyu Chen <cyy@...self.name>, linux-riscv@...ts.infradead.org
Cc: Conor Dooley <conor@...nel.org>, Rob Herring <robh+dt@...nel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
 Paul Walmsley <paul.walmsley@...ive.com>, Palmer Dabbelt
 <palmer@...belt.com>, Albert Ou <aou@...s.berkeley.edu>,
 Guo Ren <guoren@...nel.org>, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org, Conor Dooley <conor.dooley@...rochip.com>
Subject: Re: [PATCH v3 7/7] riscv: config: enable SOC_CANAAN in defconfig

On 3/5/24 06:06, Yangyu Chen wrote:
> Since K230 has been supported, allow SOC_CANAAN to be selected to build dt
> and drivers for it in defconfig.
> 
> Signed-off-by: Yangyu Chen <cyy@...self.name>
> Reviewed-by: Conor Dooley <conor.dooley@...rochip.com>
> ---
>  arch/riscv/configs/defconfig | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/riscv/configs/defconfig b/arch/riscv/configs/defconfig
> index 89a009a580fe..20b557ec28df 100644
> --- a/arch/riscv/configs/defconfig
> +++ b/arch/riscv/configs/defconfig
> @@ -33,6 +33,7 @@ CONFIG_SOC_STARFIVE=y
>  CONFIG_ARCH_SUNXI=y
>  CONFIG_ARCH_THEAD=y
>  CONFIG_SOC_VIRT=y
> +CONFIG_SOC_CANAAN=y

Given that the k210 need !MMU, including it like this in the defconfig is
odd... I do not even see how that could work. But that depends on patch 5,
which does not seem OK to me.

>  CONFIG_SMP=y
>  CONFIG_HOTPLUG_CPU=y
>  CONFIG_PM=y

-- 
Damien Le Moal
Western Digital Research