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 6766CC4451C for ; Tue, 21 Jul 2026 11:13:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:References:To: From:Cc:Subject:Message-Id:Date:Content-Type: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=mxwd2aB2/Sy3num+t0tGdUNpoMk21B3BKSEdMEtgiEQ=; b=e6vGPjDXbGsrMqieVFrorE5Qen ikvYS6vfHW4L2JGeKBgWCQtWAT0mt2GTfyhI5nlnRCInkajhiYoL4NdwSeiD/Ccw/xPpPhubvrRpu csRld5saxiYkWkkPPbU+bqBlDBVhowH/tNT3ZX835tyIjbHUaUqICbVQOfOF6WRhf5kxsPfWJEOEL 9ba1+T5GIA6rQE2KZW30t8tkBf0+MfZib2EgDy1uNACPcmzSh9G2xrvBW2TvL2K8s2cORFct7KlIA ATZYJz1Cc/nKe+qB5YwOI29WGpulwAaapUWuty0HvHp69czLBOR5GyN3sw59TkslHZ6RkEmQ3G5MJ qWqIV3zA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wm8PC-00000009Hoc-1NK8; Tue, 21 Jul 2026 11:12:58 +0000 Received: from sea.source.kernel.org ([172.234.252.31]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wm8PB-00000009HoB-0Ts2; Tue, 21 Jul 2026 11:12:57 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with UTF8SMTP id 82B1643BE0; Tue, 21 Jul 2026 11:12:56 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with UTF8SMTPSA id DC92D1F000E9; Tue, 21 Jul 2026 11:12:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1784632376; bh=mxwd2aB2/Sy3num+t0tGdUNpoMk21B3BKSEdMEtgiEQ=; h=Date:Subject:Cc:From:To:References:In-Reply-To; b=fIBzKYvafM1Bc2GeXqNv33ETryQzd83nU4QUWWJ5JDjTU3X4mHztz9ApkHrxB+niE HgbM7pOXBz219d/Pf+dTa5HCsJzefF5wxLKRAihdQcIT8jvlI59UuWYvu3rxNNS2w5 iJoHGz+iQnMdrN2UBACMBN7vwvg/x88wUCJ4ZDlGBv7iAqlBGGePrhA8NJN039yFkx t2IZAovn4bz5aWhEjeBhsvIeZR5jAZU5YAxpUCWEBcE9poe3bzGGqvwMKkIJc84omn Nxvh1Lhwdf6VCcWGeKIykDOWNEa5KNltwoHgqUCBWqKNrJ6M+te8eD/7/grkZq22R2 sRmsP+yUel/9A== Mime-Version: 1.0 Content-Type: multipart/signed; boundary=ab797b970cb1ccfb3d1ed84bb9c19a1fb24835b66e0e80a735c859388d87; micalg=pgp-sha384; protocol="application/pgp-signature" Date: Tue, 21 Jul 2026 13:12:52 +0200 Message-Id: Subject: Re: [PATCH v5 3/7] mtd: spi-nor: sfdp: expose the SFDP as a read-only NVMEM device Cc: , , , , , , , , , , , , , , , , , , , , From: "Michael Walle" To: X-Mailer: aerc 0.20.0 References: <20260721052859.171341-1-manikandan.m@microchip.com> <20260721052859.171341-4-manikandan.m@microchip.com> In-Reply-To: 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 --ab797b970cb1ccfb3d1ed84bb9c19a1fb24835b66e0e80a735c859388d87 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=UTF-8 Hi, On Tue Jul 21, 2026 at 12:17 PM CEST, Manikandan.M wrote: >> Or rather NVEMEM_DEVID_NONE? There will ever be just one SFDP nvmem >> device. >>=20 >> How does the sysfs path looks like? > Currently the sysfs looks like: > > /sys/bus/nvmem/devices/sfdp0 > > I kept AUTO so that the bare "sfdp" name would clash on a board(if any)= =20 > with a second flash exposing a "jedec,sfdp" node. Ah ok. I thought it would have something with spi0,0 in it's path. So yeah, there could of course be multiple flashes with SFDP. -michael --ab797b970cb1ccfb3d1ed84bb9c19a1fb24835b66e0e80a735c859388d87 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iKgEABMJADAWIQTIVZIcOo5wfU/AngkSJzzuPgIf+AUCal9UNBIcbXdhbGxlQGtl cm5lbC5vcmcACgkQEic87j4CH/hhTQF+KZoFG4/icFLa+LRtgnRP2iyB/1wM4IpR ZTM2zKxAVZxOaUG+3GTVHda/yUa1WcR6AX4oRgKid0SEZGVzAaONi7xZxyo28lL1 zsopOz7ovlyRsOxy5atv1KquEEQCsyUY3Ug= =rxYz -----END PGP SIGNATURE----- --ab797b970cb1ccfb3d1ed84bb9c19a1fb24835b66e0e80a735c859388d87--