linux-kernel - Re: [PATCH v3 1/4] spi: dt-bindings: spi-sg2044-nor: Change SOPHGO SG2042

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Message-ID: <aGJ5XAYZ1nmQyBQT@calculate>
Date: Mon, 30 Jun 2025 19:47:40 +0800
From: Zixian Zeng <sycamoremoon376@...il.com>
To: Krzysztof Kozlowski <krzk@...nel.org>
Cc: Tudor Ambarus <tudor.ambarus@...aro.org>,
	Pratyush Yadav <pratyush@...nel.org>,
	Michael Walle <mwalle@...nel.org>,
	Miquel Raynal <miquel.raynal@...tlin.com>,
	Richard Weinberger <richard@....at>,
	Vignesh Raghavendra <vigneshr@...com>,
	Chen Wang <unicorn_wang@...look.com>,
	Inochi Amaoto <inochiama@...il.com>,
	Mark Brown <broonie@...nel.org>, 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>, Alexandre Ghiti <alex@...ti.fr>,
	Longbin Li <looong.bin@...il.com>, linux-mtd@...ts.infradead.org,
	linux-kernel@...r.kernel.org, sophgo@...ts.linux.dev,
	linux-spi@...r.kernel.org, devicetree@...r.kernel.org,
	linux-riscv@...ts.infradead.org
Subject: Re: [PATCH v3 1/4] spi: dt-bindings: spi-sg2044-nor: Change SOPHGO
 SG2042

On Mon, Jun 30, 2025 at 09:17:09AM +0200, Krzysztof Kozlowski wrote:
> On Sun, Jun 29, 2025 at 04:23:10PM +0800, Zixian Zeng wrote:
> > SG2042 is not fully compatiable with SG2044,
> 
> Typo, run spellcheck.
> 
Thanks for spotting that! I will add spellcheck to my patch checking script next.

> > So it is necessary to become independent const
> 
> No capital letters after ,.
> 
Ok, thanks

> Anyway, explain why it is not fully compatible.
> 
I have asked the technical staff of SOPHGO, the SG2044 and SG2042 are indeed incompatible with each other in some places because of the hardware details, regarding the configuration of the OPT register and FFTrgLvl(fifo trigger level) bit setting.

> Best regards,
> Krzysztof
> 

Best regards,
Zixian