From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from www530.your-server.de (www530.your-server.de [188.40.30.78]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E9EB622331 for ; Fri, 24 May 2024 08:47:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=188.40.30.78 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1716540476; cv=none; b=c/Fz0vYpyAzrCdrCCGkmmTdkXlX+EpEjCcUz0lZP31vbJO79WMunK5fPiAWbSfm5J7QskiDO3ppsjSlN4R0DXVtBAskB6WtCuWfDlk8unY+Of26/KhLVGGaLcaJOpD2YaW/b859avbYnjLJNd75FmwH33bRbKm9VBJRv//5vzys= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1716540476; c=relaxed/simple; bh=NtnvrfQrnbChckPUpoJEclyqdwNU/EzDkgssCHBUtAg=; h=From:To:Cc:Subject:In-Reply-To:References:Date:Message-ID: MIME-Version:Content-Type; b=Hhihiqdvb9ue2D2t2IR7x/D0OFF1WWVTsOHIJLFvp1eb9HNeXfHa2pNMkm3jMVsq2yXot9qznalvmQKIXp186DhsvoEPWRm7DwgAWuXL7pwTZsuWmhAWdYXe+rap7d8dA2eVei5a7ypjAorUYK6G5bjQoTbR6voMo9zTrj6EOQE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=geanix.com; spf=pass smtp.mailfrom=geanix.com; dkim=pass (2048-bit key) header.d=geanix.com header.i=@geanix.com header.b=hMyYGSxi; arc=none smtp.client-ip=188.40.30.78 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=geanix.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=geanix.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=geanix.com header.i=@geanix.com header.b="hMyYGSxi" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=geanix.com; s=default2211; h=Content-Type:MIME-Version:Message-ID:Date:References: In-Reply-To:Subject:Cc:To:From:Sender:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID; bh=+37b90Lx/brt8rw4v1F6llZaQY8yfFwNx63kKufwdlE=; b=hMyYGSxi0p2F+gDPEhOi/EfhDT s3Kii6AQ8H54ZZjgdQgtE8OS8NrHwl69Q6Yhwp73bUOgDKRzBX2RFzYGN0jLSXNwwXCn6y1sZ8pLD PweQGkRqZix293wWYhSG8NdvfyO83188dNO+PY38VCoqEePIbNF9bNlBeYKNgMEbfuspT9s4wvCJj qJlDiC+3nZGL51jOLskf2W7EpEmQvQJWVbOGxRjUsbGKGWCEvbQw0AWKwzldbz8ILP12v+7cJOlIP hl5+0ZMsm7a+cHp55dcAQZ1r1YEDchuMDPyUO9aqSTYQm8a7YlnIfDdFRqQl6M0PawfNgjjHqfmf8 6w9Amslw==; Received: from sslproxy07.your-server.de ([78.47.199.104]) by www530.your-server.de with esmtpsa (TLS1.3) tls TLS_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1sAQac-00028n-3a; Fri, 24 May 2024 10:47:50 +0200 Received: from [80.62.117.110] (helo=localhost) by sslproxy07.your-server.de with esmtpsa (TLS1.3) tls TLS_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1sAQab-000IJR-2z; Fri, 24 May 2024 10:47:49 +0200 From: Esben Haabendal To: Krzysztof Kozlowski Cc: Tudor Ambarus , Pratyush Yadav , Michael Walle , linux-kernel@vger.kernel.org, linux-mtd@lists.infradead.org Subject: Re: [PATCH] memory: fsl_ifc: Make FSL_IFC config visible and selectable In-Reply-To: <9a7f73f4-f5dc-4342-855b-08df6a839bb5@kernel.org> (Krzysztof Kozlowski's message of "Thu, 23 May 2024 16:36:17 +0200") References: <20240523-fsl-ifc-config-v1-1-6eff73bdc7e6@geanix.com> <979fd913-050b-445d-9ca8-0ec6906ce3ea@kernel.org> <87cypc38gu.fsf@geanix.com> <9a7f73f4-f5dc-4342-855b-08df6a839bb5@kernel.org> Date: Fri, 24 May 2024 10:47:48 +0200 Message-ID: <87le3zoatn.fsf@geanix.com> User-Agent: Gnus/5.13 (Gnus v5.13) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain X-Authenticated-Sender: esben@geanix.com X-Virus-Scanned: Clear (ClamAV 0.103.10/27284/Thu May 23 10:32:30 2024) Krzysztof Kozlowski writes: > On 23/05/2024 16:32, Esben Haabendal wrote: >> Krzysztof Kozlowski writes: >> >>> On 23/05/2024 15:58, Esben Haabendal wrote: >>>> While use of fsl_ifc driver with NAND flash is fine, as the fsl_ifc_nand >>>> driver selects FSL_IFC automatically, we need the option to be selectable >>>> for platforms using fsl_ifc with NOR flash. >>> >>> Which driver is that? >> >> This is drivers/memory/fsl_ifc.o driver. It is for Integrated Flash >> Controller (IFC) from NXP. It is used in various Layerscape socs. > > ? I know that, I mean the NOR flash working here. Ah, sorry. The NOR flash I am using here is a Spansion S29AL016J. >>> Which DTS? >> >> It is for "fsl,ifc" compatible devices. > > That's not a NOR flash. Nope. The binding used for the NOR flash is "cfi-flash". /Esben