From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 719773CF962; Fri, 14 Aug 2026 09:52:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786701132; cv=none; b=EphyXHqsXRSmv841Q+R0b1d+MEJOOC7e+4ZrLb5lLcoPOJ9Oj7oD8N3zaIBEc5LGDVB7E/soZFmjboCY2FgBG9i5l4isA6wHWDvuW3kRfWXivLMIj/Y9lpnfX4h0MXgbnRQMAsaYCtxmjO+EwhYiqIMcdmoduh755BlWQKh1e3o= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786701132; c=relaxed/simple; bh=ZjEgGR5UyWYuC7bo2ZSqxrX75AbIZW8r7AMwacJ8Gpg=; h=Mime-Version:Content-Type:Date:Message-Id:Cc:From:To:Subject: References:In-Reply-To; b=lfg5/iaK/X+DTKImcidswDEEQfn2jMYgR6yavyDRGxKAlZYMzGim20+HYyLtc479CCAMEJbRHeq5iLJ1QHNwaB1oI6ekJJC0MSAAgLE8PaUfhjHxwxu8Ul4sRoZ5bge3ELbYTjFaLSynOE42kzVTmRJ8gYn8bNoAfS3zWXAIrNE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=bZlWQFvd; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="bZlWQFvd" Received: by smtp.kernel.org (Postfix) with UTF8SMTPSA id E55931F000E9; Fri, 14 Aug 2026 09:52:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1786701127; bh=ZjEgGR5UyWYuC7bo2ZSqxrX75AbIZW8r7AMwacJ8Gpg=; h=Date:Cc:From:To:Subject:References:In-Reply-To; b=bZlWQFvd5K5vEmjVtWpPPlAdDSghRgoIDySJsrGGMrOTzGQRKBRtoeY41MsOuRwC0 0zwT47TwJcQlmI1mZxjX3ebrura5kVDYzGKW3vpXbzd4OH4au269l4x0pto7o+FpSp wWcPwPmybTx+N8vyMVLfVNxep2vIwHaNUilEAnkqu92nAu1NS6NSBN0vrnuRWpViwi NhdSmb2BhyBPwvECbXvO6hhF6ICwiSKEdivSuxWqzNQdJMsgCTSMmvPouLDAvLfSVa puR1VyGb6Zv7lLECCqaVjp7Cl6jopHXmakScbP02hYMSkk81RqA30WdolAhMkIx+FQ Ma6RrwmdI/N6Q== Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 Content-Type: multipart/signed; boundary=ffffe9e9efb85a61a6bb44b1ced817c7a224b86fc079b57f44b3b3f0bf3a; micalg=pgp-sha384; protocol="application/pgp-signature" Date: Fri, 14 Aug 2026 11:52:03 +0200 Message-Id: Cc: "Steam Lin" , "Hsin-Yi Wang" , "Thomas Petazzoni" , , , , From: "Michael Walle" To: "Miquel Raynal" , "Pratyush Yadav" , "Takahiro Kuwano" , "Richard Weinberger" , "Vignesh Raghavendra" , "Nicolas Ferre" , "Alexandre Belloni" , "Claudiu Beznea" , "Jonathan Corbet" , "Shuah Khan" Subject: Re: [PATCH v3 19/23] mtd: spi-nor: winbond: Add support for W25Q51RV-M X-Mailer: aerc 0.20.0 References: <20260813-winbond-v7-1-spi-nor-rv-addition-v3-0-b637cf120d5c@bootlin.com> <20260813-winbond-v7-1-spi-nor-rv-addition-v3-19-b637cf120d5c@bootlin.com> In-Reply-To: <20260813-winbond-v7-1-spi-nor-rv-addition-v3-19-b637cf120d5c@bootlin.com> --ffffe9e9efb85a61a6bb44b1ced817c7a224b86fc079b57f44b3b3f0bf3a Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=UTF-8 On Thu Aug 13, 2026 at 5:19 PM CEST, Miquel Raynal wrote: > There is an ID collision with the chip of same density from the JV > family. Both chips are very similar in practice, it is mostly a matter > of electrical differences (mostly power consumption being lower). > > As a significant difference, RV chips identify themselves as supporting > the new SFDP (rev F) field which forces an alternate write SR2 > opcode (0x31). > > Signed-off-by: Miquel Raynal Reviewed-by: Michael Walle --ffffe9e9efb85a61a6bb44b1ced817c7a224b86fc079b57f44b3b3f0bf3a Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iKgEABMJADAWIQTIVZIcOo5wfU/AngkSJzzuPgIf+AUCan7lRBIcbXdhbGxlQGtl cm5lbC5vcmcACgkQEic87j4CH/hexwF/Xjzb2Rja1m6yDd62MiqWfltIjUxRULdZ Rn9z7fjBCRh3U+RLj4qPsOUfbmpdqXr9AYDVlUFEVq3Czdq3DVTVZ391yNcpj7EQ vL+LDChqzbbiJhSq+QjO0rzyb5EAIgs65oM= =PwCl -----END PGP SIGNATURE----- --ffffe9e9efb85a61a6bb44b1ced817c7a224b86fc079b57f44b3b3f0bf3a--