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 482EF372ED5; Fri, 14 Aug 2026 09:46:38 +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=1786700801; cv=none; b=vFuP/MKQPdZdwRVVBXc7ULY7TOq87/XXjBvza0bIoegFoib3+K+cZe3XqSh5+zDLvzKdqp1G3Jzlg1qKj0RVzdksIYsBYmdQn7jch2yCzx4JVKjnxhwZIJnx/+Zm74jMtngWTuvIwP/2d63nPkR9txyJkeu+hgnWT8f3eUcqp7s= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786700801; c=relaxed/simple; bh=KPg8nILUcOooqlBYT8gSbRBkSFUAig//QvA2dFcQs9E=; h=Mime-Version:Content-Type:Date:Message-Id:Cc:From:To:Subject: References:In-Reply-To; b=AADSYkW7d5IIbUFy7Uiv6tXAp3gC+Is1EO8UW7AWzQKRsLHgmxXxDhw8sjaFM5aIhKUHghMO1GDtaZJqW0HVpWsVTVLWZD02hfYSLzG7Y1GfROq3K6AH1FL1A5EzKufaMA8KBzNJ6fTOQNXAExbM+9MiTdmi5ovjJ49SGt3pMFQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=OoyYCZho; 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="OoyYCZho" Received: by smtp.kernel.org (Postfix) with UTF8SMTPSA id 890321F000E9; Fri, 14 Aug 2026 09:46:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1786700798; bh=KPg8nILUcOooqlBYT8gSbRBkSFUAig//QvA2dFcQs9E=; h=Date:Cc:From:To:Subject:References:In-Reply-To; b=OoyYCZhovfVfwLEBh1P8QJ08ZdIQuVp9B3+bg6n3fdLTVpjkNeTux1fr+SAZeozkw NKtluWWONlhHdev/1bXs5NWxVfgT2CiygN+2nKcZ5nPfRL798Jpq40gZMRD52aW0TQ jrwacuYdHsqsgC4qZfGULVdCMFmDiEfzEDA9s3SJ4ZDu2dM1Uqjw6l1LEeJ0BW7m2V xCbe2Y+oesaf8qAlujQWEHI9Ji0oTG/GdTIXixzLXnWkD2Ddmwqw1ULWY6RdtO7/mI Gch1NGITt0oNSPk+gLlNCUgjbrhVkZ5auJ2ld+lJLOjPvoHPA1ZXIOEVScQSnJbK75 MomlPbZ2Xqqog== 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=f335931778a6064751da4e78495df9e32cacdc8b42157fcea702eb3bb32b; micalg=pgp-sha384; protocol="application/pgp-signature" Date: Fri, 14 Aug 2026 11:46:34 +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 09/23] mtd: spi-nor: winbond: Add support for W25Q32RV-Q/N 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-v3-9-b637cf120d5c@bootlin.com> In-Reply-To: <20260813-winbond-v7-1-spi-nor-rv-addition-v3-9-b637cf120d5c@bootlin.com> --f335931778a6064751da4e78495df9e32cacdc8b42157fcea702eb3bb32b 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 --f335931778a6064751da4e78495df9e32cacdc8b42157fcea702eb3bb32b Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iKgEABMJADAWIQTIVZIcOo5wfU/AngkSJzzuPgIf+AUCan7j+hIcbXdhbGxlQGtl cm5lbC5vcmcACgkQEic87j4CH/jYbQF/TlNR5jmMAcwBFgrD65LTnNg2qfV4cgd7 sSkbOdDlnSLIK+BeoaAbR86FYl5gcLpCAX4k6yZ9bp5elJBfReMrm1P9Xdh0CEiJ 05jGwFtBCW/DsXwizrF5Jswovtk114ijAUw= =TL/8 -----END PGP SIGNATURE----- --f335931778a6064751da4e78495df9e32cacdc8b42157fcea702eb3bb32b--