linux-kernel - Re: [PATCH v6 6/6] riscv: defconfig: enable clock controller unit support for SpacemiT K1

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <e2c5c2c2-61a8-458d-8e95-521c5ea752f9@riscstar.com>
Date: Tue, 8 Apr 2025 14:37:35 -0500
From: Alex Elder <elder@...cstar.com>
To: Haylen Chu <heylenay@....org>, Michael Turquette
 <mturquette@...libre.com>, Stephen Boyd <sboyd@...nel.org>,
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>, Haylen Chu <heylenay@...look.com>,
 Yixun Lan <dlan@...too.org>, Paul Walmsley <paul.walmsley@...ive.com>,
 Palmer Dabbelt <palmer@...belt.com>, Albert Ou <aou@...s.berkeley.edu>,
 Alexandre Ghiti <alex@...ti.fr>
Cc: linux-riscv@...ts.infradead.org, linux-clk@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 spacemit@...ts.linux.dev, Inochi Amaoto <inochiama@...look.com>,
 Chen Wang <unicornxdotw@...mail.com>, Jisheng Zhang <jszhang@...nel.org>,
 Meng Zhang <zhangmeng.kevin@...ux.spacemit.com>
Subject: Re: [PATCH v6 6/6] riscv: defconfig: enable clock controller unit
 support for SpacemiT K1

On 4/1/25 12:24 PM, Haylen Chu wrote:
> Clock controller unit, or CCU, generates various clocks frequency for
> peripherals integrated in SpacemiT K1 SoC and is essential for normal
> operation. Let's enable it in defconfig.
> 
> Signed-off-by: Haylen Chu <heylenay@....org>
> ---
>   arch/riscv/configs/defconfig | 2 ++
>   1 file changed, 2 insertions(+)
> 
> diff --git a/arch/riscv/configs/defconfig b/arch/riscv/configs/defconfig
> index 0f7dcbe3c45b..011788d16d93 100644
> --- a/arch/riscv/configs/defconfig
> +++ b/arch/riscv/configs/defconfig
> @@ -252,6 +252,8 @@ CONFIG_CLK_SOPHGO_CV1800=y
>   CONFIG_CLK_SOPHGO_SG2042_PLL=y
>   CONFIG_CLK_SOPHGO_SG2042_CLKGEN=y
>   CONFIG_CLK_SOPHGO_SG2042_RPGATE=y
> +CONFIG_SPACEMIT_CCU=y
> +CONFIG_SPACEMIT_K1_CCU=y

Maybe these could be specified with default values that
are based on the value of CONFIG_ARCH_SPACEMIT instead of
forcing them to be defined here?

					-Alex

>   CONFIG_SUN8I_DE2_CCU=m
>   CONFIG_SUN50I_IOMMU=y
>   CONFIG_RPMSG_CHAR=y