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[2620:137:e000::1:20]) by mx.google.com with ESMTP id k1-20020a17090627c100b0072b3a7457fesi13936235ejc.846.2022.07.18.00.07.41; Mon, 18 Jul 2022 00:08:07 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@walle.cc header.s=mail2016061301 header.b=L52dwrCL; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233655AbiGRG52 (ORCPT + 99 others); Mon, 18 Jul 2022 02:57:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36534 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233652AbiGRG51 (ORCPT ); Mon, 18 Jul 2022 02:57:27 -0400 Received: from ssl.serverraum.org (ssl.serverraum.org [IPv6:2a01:4f8:151:8464::1:2]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id ADDCC165B4; Sun, 17 Jul 2022 23:57:25 -0700 (PDT) Received: from ssl.serverraum.org (web.serverraum.org [172.16.0.2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ssl.serverraum.org (Postfix) with ESMTPSA id 6D6002223A; Mon, 18 Jul 2022 08:57:11 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=walle.cc; s=mail2016061301; t=1658127442; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=sf6PNQbhIHBDnRnau7vCcYU1WYAC0tMbQT2baM/8MoA=; b=L52dwrCL7c6OlpAGESjGoH7cK9TT2avA32UJDm9VCLClr/id3A5YGEPSyxsggo0Qyp8vRH /Ot8YydJqBgAkYy26aWK1ODFrsY2gbQI6bGJ/xK2GpsW39uwONd1ewkdm6tm05G4PWHmZe vXW4lURrmBEmz3uL5XES166g2e8dU8s= MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit Date: Mon, 18 Jul 2022 08:57:10 +0200 From: Michael Walle To: haibo.chen@nxp.com Cc: ashish.kumar@nxp.com, yogeshgaur.83@gmail.com, broonie@kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, han.xu@nxp.com, singh.kuldeep87k@gmail.com, tudor.ambarus@microchip.com, p.yadav@ti.com, miquel.raynal@bootlin.com, richard@nod.at, vigneshr@ti.com, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-mtd@lists.infradead.org, festevam@gmail.com, linux-imx@nxp.com, linux-arm-kernel@lists.infradead.org, zhengxunli@mxic.com.tw Subject: Re: [PATCH 09/11] mtd: spi-nor: macronix: add mx25uw51345g OPI mode support In-Reply-To: <1657012303-6464-9-git-send-email-haibo.chen@nxp.com> References: <1657012303-6464-1-git-send-email-haibo.chen@nxp.com> <1657012303-6464-9-git-send-email-haibo.chen@nxp.com> User-Agent: Roundcube Webmail/1.4.13 Message-ID: X-Sender: michael@walle.cc X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED,SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Am 2022-07-05 11:11, schrieb haibo.chen@nxp.com: > From: Haibo Chen > > mx25uw51345g has a special OPI DTR read command id, so add this > special fixup. > For RDID under OPI DTR mode, the dummy need to enlarge to 20 cycles, > otherwise can't get correct ID value. Could you please dump the SFDP data of this flash, see [1]. I wonder if this command isn't described in the SFDP. -michael [1] https://lore.kernel.org/linux-mtd/4304e19f3399a0a6e856119d01ccabe0@walle.cc/