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Date: Tue, 27 Feb 2024 10:33:19 +0100
From: Christian Marangi <ansuelsmth@gmail.com>
To: Tudor Ambarus <tudor.ambarus@linaro.org>
Cc: Michael Walle <mwalle@kernel.org>, Pratyush Yadav <pratyush@kernel.org>,
	Miquel Raynal <miquel.raynal@bootlin.com>,
	Richard Weinberger <richard@nod.at>,
	Vignesh Raghavendra <vigneshr@ti.com>, linux-kernel@vger.kernel.org,
	linux-mtd@lists.infradead.org, David Bauer <mail@david-bauer.net>
Subject: Re: [PATCH v2] mtd: spi-nor: Add support for BoHong bh25q128as
References: <20240220200325.19089-1-ansuelsmth@gmail.com>
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On Mon, Feb 26, 2024 at 10:53:34AM +0200, Tudor Ambarus wrote:
> 
> 
> On 26.02.2024 10:51, Michael Walle wrote:
> > Hi,
> > 
> > On Sat Feb 24, 2024 at 12:18 PM CET, Christian Marangi wrote:
> >> The user just tested this and It seems there is a problem in JEDEC id?
> >>
> >> [    0.726451] spi spi0.0: setup: ignoring unsupported mode bits a00
> > 
> > What SPI controller is used in this case?
> > 
> >> [    0.732850] spi-nor spi0.0: unrecognized JEDEC id bytes: 68 40 18 68 40 18
> >> [    0.739725] spi-nor: probe of spi0.0 failed with error -2
> > 
> > And what kernel version is this? This should only happen if the SFDP
> > header is wrong, but according to your dump, it is correct.
> > 
> 
> I assume the test was done on an older kernel, where the identification
> of the flash based on SFDP is not yet available.

The test has been done on 5.15 and 6.1. The support for this was
introduced later? Can you point me to the commits so I can backport
them?

-- 
	Ansuel