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X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org PiBUaGVyZSBpcyBhbiBJRCBjb2xsaXNpb24gd2l0aCB0aGUgY2hpcCBvZiBzYW1lIGRlbnNpdHkg ZnJvbSB0aGUgSlYNCj4gZmFtaWx5LiBCb3RoIGNoaXBzIGFyZSB2ZXJ5IHNpbWlsYXIgaW4gcHJh Y3RpY2UsIGl0IGlzIG1vc3RseSBhIG1hdHRlcg0KPiBvZiBlbGVjdHJpY2FsIGRpZmZlcmVuY2Vz IChtb3N0bHkgcG93ZXIgY29uc3VtcHRpb24gYmVpbmcgbG93ZXIpLg0KPiANCj4gQXMgYSBzaWdu aWZpY2FudCBkaWZmZXJlbmNlLCBSViBjaGlwcyBpZGVudGlmeSB0aGVtc2VsdmVzIGFzIHN1cHBv cnRpbmcNCj4gdGhlIG5ldyBTRkRQIChyZXYgRikgZmllbGQgd2hpY2ggZm9yY2VzIGFuIGFsdGVy bmF0ZSB3cml0ZSBTUjINCj4gb3Bjb2RlICgweDMxKS4NCj4gDQo+IFNpZ25lZC1vZmYtYnk6IE1p cXVlbCBSYXluYWwgPG1pcXVlbC5yYXluYWxAYm9vdGxpbi5jb20+DQoNClJldmlld2VkLWJ5OiBU YWthaGlybyBLdXdhbm8gPHRha2FoaXJvLmt1d2Fub0BpbmZpbmVvbi5jb20+DQoNCg== 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 EC85FC5DF81 for ; 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20 Aug 2026 08:52:17 +0200 Received: from MUCSE817.infineon.com (172.23.29.43) by MUCSE805.infineon.com (172.23.29.31) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.45; Thu, 20 Aug 2026 08:52:17 +0200 Received: from MUCSE815.infineon.com (172.23.29.41) by MUCSE817.infineon.com (172.23.29.43) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.45; Thu, 20 Aug 2026 08:52:16 +0200 Received: from MUCSE815.infineon.com ([fe80::ed10:a720:3031:ca14]) by MUCSE815.infineon.com ([fe80::ed10:a720:3031:ca14%12]) with mapi id 15.02.2562.045; Thu, 20 Aug 2026 08:52:16 +0200 From: To: , , , , , , , , , CC: , , , , , , Subject: RE: [PATCH v3 21/23] mtd: spi-nor: winbond: Add support for W25Q02RV-M Thread-Topic: [PATCH v3 21/23] mtd: spi-nor: winbond: Add support for W25Q02RV-M Thread-Index: AQHdKzdd4WfoQK54tUKJoUMRmFyn8Lamik+A Date: Thu, 20 Aug 2026 06:52:16 +0000 Message-ID: <80a0af05fc444ebba4ab95e4cd1d5c8c@infineon.com> References: <20260813-winbond-v7-1-spi-nor-rv-addition-v3-0-b637cf120d5c@bootlin.com> <20260813-winbond-v7-1-spi-nor-rv-addition-v3-21-b637cf120d5c@bootlin.com> In-Reply-To: <20260813-winbond-v7-1-spi-nor-rv-addition-v3-21-b637cf120d5c@bootlin.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.161.6.196] MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260819_235219_538898_06A53A29 X-CRM114-Status: UNSURE ( 8.14 ) X-CRM114-Notice: Please train this message. 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: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org > 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: Takahiro Kuwano ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/