linux-kernel - Re: [PATCH v2 00/10] riscv: add initial support for SpacemiT K1

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Date: Thu, 27 Jun 2024 16:39:40 +0100
From: Conor Dooley <conor@...nel.org>
To: Yixun Lan <dlan@...too.org>
Cc: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Paul Walmsley <paul.walmsley@...ive.com>,
	Palmer Dabbelt <palmer@...belt.com>,
	Albert Ou <aou@...s.berkeley.edu>,
	Daniel Lezcano <daniel.lezcano@...aro.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Samuel Holland <samuel.holland@...ive.com>,
	Anup Patel <anup@...infault.org>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Jiri Slaby <jirislaby@...nel.org>, Lubomir Rintel <lkundrak@...sk>,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	Palmer Dabbelt <palmer@...ive.com>, linux-riscv@...ts.infradead.org,
	linux-serial@...r.kernel.org, Inochi Amaoto <inochiama@...look.com>,
	Meng Zhang <zhangmeng.kevin@...cemit.com>,
	Yangyu Chen <cyy@...self.name>
Subject: Re: [PATCH v2 00/10] riscv: add initial support for SpacemiT K1

On Thu, Jun 27, 2024 at 03:31:14PM +0000, Yixun Lan wrote:
> SpacemiT K1 is an ideal chip for some new extension such as RISC-V Vector
> 1.0 and Zicond evaluation now. Add initial support for it to allow more
> people to participate in building drivers to mainline for it.
> 
> This kernel has been tested upon Banana Pi BPI-F3 board on vendor U-Boot
> bootflow generated by Armbian SDK[1] and patched OpenSBI[2] to enable
> Zicboz, which does not in the vendor dts on its U-Boot. Then successfully
> booted to busybox on initrd with this log[3].
> 
> As previous discussion in patch v1[4], maintainer expect more basic drivers
> ready before really merging it, which would be fine. For other follow-up patches, 
> that are clk, pinctrl/gpio, reset.. My current goal would target at a headless
> system including SD card, emmc, and ethernet.
> 
> P.S: talked to Yangyu, I will help and take care of this patch series, thanks
> ---
> Changes in v2:
>  - fix timebase-frequency according to current setting
>  - add other uart dt nodes, fix input frequency
>  - introduce new uart compatible for K1 SoC
>  - add 'k1' prefix to bananapi-f3.dts
>  - fix k1-clint compatible
>  - fix some typos
>  - Link to v1: https://lore.kernel.org/r/tencent_BC64B7B1876F5D10479BD19112F73F262505@qq.com

I will take a closer look at this series later, but there's a few
patches here missing Acks that I gave alongside some nitpick remarks.
Could you look at v1 again and add those to whatever other comments I
leave when I take a closer look?

Thanks,
Conor.

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