linux-kernel - Re: [PATCH v1 1/2] dt-bindings: mtd: add sophgo spi-nor-controller

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Message-ID: <CAJRtX8T=Rni-gyUxVmf7_AB0vUn4m9eFQ-0Ca6oYLjjv_zmDcQ@mail.gmail.com>
Date: Tue, 30 Apr 2024 20:56:10 +0800
From: Jingbao Qiu <qiujingbao.dlmu@...il.com>
To: Michael Walle <mwalle@...nel.org>
Cc: broonie@...nel.org, robh@...nel.org, krzysztof.kozlowski+dt@...aro.org, 
	conor+dt@...nel.org, unicorn_wang@...look.com, inochiama@...look.com, 
	paul.walmsley@...ive.com, palmer@...belt.com, aou@...s.berkeley.edu, 
	dlan@...too.org, linux-spi@...r.kernel.org, devicetree@...r.kernel.org, 
	linux-kernel@...r.kernel.org, linux-riscv@...ts.infradead.org
Subject: Re: [PATCH v1 1/2] dt-bindings: mtd: add sophgo spi-nor-controller

On Tue, Apr 30, 2024 at 7:13 PM Michael Walle <mwalle@...nel.org> wrote:
>
> Hi,
>
> On Sat Apr 27, 2024 at 9:54 AM CEST, Jingbao Qiu wrote:
> > Add YAML bindings for cv1800 spi nor controller.
>
> nit: SPI NOR

I will fix it.

>
> Is this really just an SPI NOR controller? Doesn't it work with
> SPI NAND? Or in general, any memory like SPI device.
>

Yes, This hardware is only suitable for NOR flash and does not support NAND.
This is a detailed document.

Link: https://github.com/sophgo/sophgo-doc/tree/main/SG200X/TRM/contents/en

Best Regards
Jingbao Qiu