From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 0AECDC5B572 for ; Fri, 14 Aug 2026 09:48:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Content-Type: List-Subscribe:List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: In-Reply-To:References:To:From:Cc:Subject:Message-Id:Date:Mime-Version: Reply-To:Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date :Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=lR0O3rTCzLZxBITRugdRDZY+ByZN/hyNiRNJG9h/060=; b=HcRnZHx9xN9Cak+0rARus6UofQ VmsV/htQerl9XfVa2dg8nEcQZWu988w9WozwfIET3p7N7Q1UJ8ZG5+3lFQ8yh5DYyozIewAY6rocE NpbNmA6mISyrw+otqEeorJS6ICd2ojQmODgeHm4ttLseTZjfZPRBr96EZFDTT9caafMbVEq9lzpLm sxutkI3jhRsUuK3Gv/Qgv4pnC0EPQfXlcT7GDUygWhICua4ZKhpiDNZfxnWiyEziTubjFj38xl/l8 JqkvOFZWhXQUKTEgkhCshH+0odP2XDnnlzUaJbBnaCO8HsALYXzwQ0lJz/a7e/nNIW30o0avTzjLv gHDZSdMA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wuoWR-00000002Rbd-37B5; Fri, 14 Aug 2026 09:48:19 +0000 Received: from tor.source.kernel.org ([2600:3c04:e001:324:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wuoWP-00000002Rar-3qnY; Fri, 14 Aug 2026 09:48:17 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by tor.source.kernel.org (Postfix) with UTF8SMTP id 5F317600C3; Fri, 14 Aug 2026 09:48:17 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with UTF8SMTPSA id 882321F000E9; Fri, 14 Aug 2026 09:48:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1786700897; bh=VWz+imdVnkbTu/11eqAcvWDbo6t8+5/hRTqaRkt03Xs=; h=Date:Subject:Cc:From:To:References:In-Reply-To; b=j+CZuGTflKvu56ukvMb6j8Fh+26sB80WXDPMEntQM3wu/RuEBFzds8N75ixmPI/qS Se9GfVWqoD0rf+YnVRU8H7/gjG3Ol4tSFOXVPmeQEr6lwm456bNl82MiajfBD7YrlW EbheSu4PvWYo3PiyKAXvdpSubjc6YlNuA5Yh5ZBAYBa70Ubd0808T7b73/nWq/l50a 8MYMhft7FrKPOuR7QszdOVuNwwZLgg5gs/NrFRVUSA/k7WWqhpvAysMKo+2lB6i2u6 /1TT+Ghd/SRgv6uwb5uwvf9juRIY5f6z+hbCd46HgGZ0WaRltPeXaQdrAVuRfXKjLT BkfvTvW9x5IkA== Mime-Version: 1.0 Date: Fri, 14 Aug 2026 11:48:13 +0200 Message-Id: Subject: Re: [PATCH v3 14/23] mtd: spi-nor: winbond: Add support for W25Q02RV-Q/N 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" 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-v3-14-b637cf120d5c@bootlin.com> In-Reply-To: <20260813-winbond-v7-1-spi-nor-rv-addition-v3-14-b637cf120d5c@bootlin.com> X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: multipart/mixed; boundary="===============7463965895545811366==" Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org --===============7463965895545811366== Content-Type: multipart/signed; boundary=2256f4b7726d14d8b4ae61d3083ca8c3ffa66a7a0da8dc2b2cef6042dfd8; micalg=pgp-sha384; protocol="application/pgp-signature" --2256f4b7726d14d8b4ae61d3083ca8c3ffa66a7a0da8dc2b2cef6042dfd8 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 --2256f4b7726d14d8b4ae61d3083ca8c3ffa66a7a0da8dc2b2cef6042dfd8 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iKgEABMJADAWIQTIVZIcOo5wfU/AngkSJzzuPgIf+AUCan7kXRIcbXdhbGxlQGtl cm5lbC5vcmcACgkQEic87j4CH/hWeQF9HWW8qaN8GBeNIv0SV2a0iTZpTSXMHutL r3X5Y3AGtyacF1H9OcDzkxzubK+HQGOhAXwOSnUC1b12XjeRxcD9coh+bU1WVSpC Iq9jvbkbTwFJfJ/cwJvxETi0KcUArg8uxMk= =xmBz -----END PGP SIGNATURE----- --2256f4b7726d14d8b4ae61d3083ca8c3ffa66a7a0da8dc2b2cef6042dfd8-- --===============7463965895545811366== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/ --===============7463965895545811366==--