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 DD6E0C433EF for ; Mon, 18 Jul 2022 07:39:42 +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: Content-Transfer-Encoding:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:Message-ID:References:In-Reply-To:Subject:Cc:To:From :Date:MIME-Version:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=vg3wsatRVytLLyWHMepAwYqF82Cg2VwtTX8luYbOn9M=; b=LA+z2ebJ7fCKSrmIJ8DxEJFlG/ sz6IoI6zPLMtrY4oFvwFuxNYZL9IIj16HAbjHVLnCMv0q15jF1LogMAot/D9cHUYOEksD2cSddNZV sbM/VgY72jbtpKiUmOe1H1AE7zwiWz8HbU6XF3iiT4E4ADk0gjkQ4O1pGwdYNJnImOg+hkX6iU0/r pb+S4AgaeXqSB1fPIGHPZJyNhQHWpN7sha9JVT+fiYxG8uoxyzpEE1SNiStU/rX1ouW8aaIPJW5gX ygPsAnumWJInOg58a1s18fdltQlg7bT+ZEsS3I16zzGdx/iXYr+KH6aZg0zFHcw+LI8oyRKV4yQ7L 8V5QUuTA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oDLLW-00BVkZ-9u; Mon, 18 Jul 2022 07:39:14 +0000 Received: from ssl.serverraum.org ([176.9.125.105]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oDLLS-00BVjS-VC for linux-mtd@lists.infradead.org; Mon, 18 Jul 2022 07:39:12 +0000 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 8C4CE2222E; Mon, 18 Jul 2022 09:39:08 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=walle.cc; s=mail2016061301; t=1658129949; 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=/DWlXv3hCjUIcmrUZpOnkgU0ztlcQ5rZy7MZpY0AIIs=; b=YEEl9cddWINhI5mgUcL0kP9WS9XEQ4z1GUP8KG0gZlBnxY85Xb/Mi8tZOXTLYMsKDbj4J6 6pDFJKXOhk/zfBb9w5oU5ZPs3dmyCHbVqq/lpjfNAlK+rnRGyWklkL8qXcthy2fsxU1+Gl KQFqw/T93Et3FyvyBWN9fxeNUvlwG5o= MIME-Version: 1.0 Date: Mon, 18 Jul 2022 09:39:08 +0200 From: Michael Walle To: Sudip Mukherjee Cc: Tudor Ambarus , Pratyush Yadav , Miquel Raynal , Richard Weinberger , Vignesh Raghavendra , greentime.hu@sifive.com, jude.onyenegecha@sifive.com, william.salmon@sifive.com, adnan.chowdhury@sifive.com, ben.dooks@sifive.com, linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 3/3] mtd: spi-nor: issi: is25wp256: Enable Quad Input Page Program In-Reply-To: <20220712163823.428126-4-sudip.mukherjee@sifive.com> References: <20220712163823.428126-1-sudip.mukherjee@sifive.com> <20220712163823.428126-4-sudip.mukherjee@sifive.com> User-Agent: Roundcube Webmail/1.4.13 Message-ID: X-Sender: michael@walle.cc X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220718_003911_186558_AE54C428 X-CRM114-Status: UNSURE ( 5.10 ) 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-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org Am 2022-07-12 18:38, schrieb Sudip Mukherjee: > The flash chip is25wp256 supports Quad Input Page Program. Enable it > in its no_sfdp_flags flags. Are you sure, that chip doesn't have SFDP? Even the oldest datasheet I've found [1] mention SFDP. [1] https://datasheetspdf.com/pdf-file/1303587/ISSI/IS25WP256/1 -michael ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/