linux-kernel - RE: [PATCH] mtd: spi-nor: issi: Add support for is25lp02g

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Message-ID: <BN9PR12MB51966705C3E306502ABABA6E9EBCA@BN9PR12MB5196.namprd12.prod.outlook.com>
Date:   Tue, 28 Nov 2023 06:02:59 +0000
From:   "Boyapally, Srikanth" <Srikanth.Boyapally@....com>
To:     Pratyush Yadav <pratyush@...nel.org>
CC:     "tudor.ambarus@...aro.org" <tudor.ambarus@...aro.org>,
        "michael@...le.cc" <michael@...le.cc>,
        "miquel.raynal@...tlin.com" <miquel.raynal@...tlin.com>,
        "richard@....at" <richard@....at>,
        "vigneshr@...com" <vigneshr@...com>,
        "linux-mtd@...ts.infradead.org" <linux-mtd@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "git (AMD-Xilinx)" <git@....com>
Subject: RE: [PATCH] mtd: spi-nor: issi: Add support for is25lp02g

Hello Pratyush,

> -----Original Message-----
> From: Pratyush Yadav <pratyush@...nel.org>
> Sent: Friday, November 24, 2023 8:17 PM
> To: Boyapally, Srikanth <Srikanth.Boyapally@....com>
> Cc: tudor.ambarus@...aro.org; pratyush@...nel.org; michael@...le.cc;
> miquel.raynal@...tlin.com; richard@....at; vigneshr@...com; linux-
> mtd@...ts.infradead.org; linux-kernel@...r.kernel.org; git (AMD-Xilinx)
> <git@....com>
> Subject: Re: [PATCH] mtd: spi-nor: issi: Add support for is25lp02g
> 
> Caution: This message originated from an External Source. Use proper caution
> when opening attachments, clicking links, or responding.
> 
> 
> Hi,
> 
> On Thu, Nov 23 2023, Srikanth Boyapally wrote:
> 
> > Add support for issi is25lp02g.
> >
> > Verified on AMD-Xilinx versal platform and executed mtd_debug
> > read/write test.
> >
> > Signed-off-by: Srikanth Boyapally <srikanth.boyapally@....com>
> 
> Based on a datasheet [0] I found online, this flash seems to have SFDP.
> And since you do not add any flash specific fixups, it likely does not need an entry
> and would work fine with the generic flash driver. Did you try using that? See [1]
> for more info on contribution guidelines.
> 
> [0] https://www.issi.com/WW/pdf/25LP-WP02GG.pdf
> [1] https://lore.kernel.org/linux-mtd/20231123160721.64561-2-
> tudor.ambarus@...aro.org/
> 
I ran mtd_debug read/write tests on this flash, without adding flash
entry, it worked fine for me. Please ignore this patch.

Regards,
Srikanth B
> --
> Regards,
> Pratyush Yadav