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 X-Spam-Level: X-Spam-Status: No, score=-5.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_2 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 14AA7C433DF for ; Mon, 3 Aug 2020 08:37:30 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id D3C3520678 for ; Mon, 3 Aug 2020 08:37:29 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="ddHqMxTB" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D3C3520678 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=bootlin.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:Message-ID: Subject:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=NaNBuITTVvE6UNnVEBDK0qdF/WJvf9npv7iZ+8Osszg=; b=ddHqMxTBw1qldrkOIZM1E0a44 uC4tNKZ3UBuZI/X9yrHA6Yepan2oZiP1aoZmMig0/nmrzRPIYD9CTwYqabg4bKZWQHy3esOEBeTwE ySzR9aKxApC+g4s60Rnv0euvWyRuGGXKw2xsE7a459mflfbcBFBxpCpZEveW0sFq89qpRjfln6UON V2F/WRBCn2Ouk2SGkQI0R4Rvxw4oR5blv5fTZMm+aIu6b9BxKEVjC8b7Xuyb/dgilHxPwHtj6ASRZ ZcfItrxSyAB76x9CcXySey39RHpjO+gUbCjhkv0TW95/451oN/9VtIILWz8PQP9euw2N0YYCR/6hn H0RFbeUEA==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1k2Vxn-0001KB-Rs; Mon, 03 Aug 2020 08:36:55 +0000 Received: from relay6-d.mail.gandi.net ([217.70.183.198]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1k2Vxl-0001JX-Ti for linux-mtd@lists.infradead.org; Mon, 03 Aug 2020 08:36:54 +0000 X-Originating-IP: 91.224.148.103 Received: from xps13 (unknown [91.224.148.103]) (Authenticated sender: miquel.raynal@bootlin.com) by relay6-d.mail.gandi.net (Postfix) with ESMTPSA id 194E3C000A; Mon, 3 Aug 2020 08:36:49 +0000 (UTC) Date: Mon, 3 Aug 2020 10:36:48 +0200 From: Miquel Raynal To: Arnd Bergmann Subject: Re: [PATCH v3 2/2] mtd: rawnand: ingenic: Limit MTD_NAND_JZ4780 to architecture only Message-ID: <20200803103648.17273c10@xps13> In-Reply-To: References: <20200724155436.GA7460@kozik-lap> <20200726160616.GA2662@kozik-lap> <20200726161545.GA6058@kozik-lap> <20200727170302.GA3507@kozik-lap> Organization: Bootlin X-Mailer: Claws Mail 3.17.4 (GTK+ 2.24.32; x86_64-pc-linux-gnu) MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200803_043654_093699_D563BED5 X-CRM114-Status: GOOD ( 20.65 ) X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Vignesh Raghavendra , Richard Weinberger , "linux-kernel@vger.kernel.org" , Krzysztof Kozlowski , Paul Cercueil , Harvey Hunt , linux-mtd Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org SGVsbG8sCgpBcm5kIEJlcmdtYW5uIDxhcm5kQGFybmRiLmRlPiB3cm90ZSBvbiBNb24sIDI3IEp1 bCAyMDIwIDE5OjI4OjQ4ICswMjAwOgoKPiBPbiBNb24sIEp1bCAyNywgMjAyMCBhdCA3OjAzIFBN IEtyenlzenRvZiBLb3psb3dza2kgPGtyemtAa2VybmVsLm9yZz4gd3JvdGU6Cj4gPiBPbiBNb24s IEp1bCAyNywgMjAyMCBhdCAwOTo1NTo1NEFNICswMjAwLCBBcm5kIEJlcmdtYW5uIHdyb3RlOiAg Cj4gPiA+Cj4gPiA+IFRoZSB3YXkgd2UgZG8gaXQgb24gQXJtLCB0aGUgbWFjaGluZSBLY29uZmln IGlkZW50aWZpZXJzIHN0YXkgYXJvdW5kCj4gPiA+IGV2ZW4gZm9yIG11bHRpcGxhdGZvcm0gdGFy Z2V0cyAod2hpY2ggbm93IG1ha2UgdXAgYmFzaWNhbGx5IGFjdGl2ZWx5Cj4gPiA+IG1haW50YWlu ZWQgbWFjaGluZXMpLgo+ID4gPgo+ID4gPiBJIGRvbid0IHRoaW5rIGl0IG1ha2VzIGFueSBzZW5z ZSBmb3IgYSBkcml2ZXIgdG8gZGVwZW5kIG9uIE1JUFNfR0VORVJJQzoKPiA+ID4gZWl0aGVyIGl0 IGlzIGEgZ2VuZXJpYyBkcml2ZXIgdGhhdCBzaG91bGQgYWx3YXlzIGJlIHZpc2libGUgb3IgaXQg aXMgc3BlY2lmaWMKPiA+ID4gdG8gYSBzZXQgb2YgU29DcyBhbmQgc2hvdWxkIGRlcGVuZCBvbiBz b21lIGNvcnJlc3BvbmRpbmcgdmVuZG9yCj4gPiA+IHNwZWNpZmljIGlkZW50aWZpZXJzLiAgCj4g Pgo+ID4gSWYgc3VwcG9ydCBmb3IgSW5nZW5pYyBpcyBwcm92aWRlZCBhbHNvIGJ5IE1JUFNfR0VO RVJJQyAod2l0aG91dAo+ID4gc2VsZWN0aW5nIE1BQ0hfSU5HRU5JQyksIHRoZW4gaXQgbWFrZXMg c2Vuc2UuIFRoaXMgd291bGQgYmUganVzdCBhCj4gPiBkaWZmZXJlbnQgd2F5IHRoYW4gQVJNIG9m IGJ1aWxkaW5nIG11bHRpLXBsYXRmb3JtIGtlcm5lbC4gIAo+IAo+IFllcywgaXQgd291bGQgd29y ayBqdXN0IGFzIHdlbGwsIG15IHBvaW50IHdhcyBqdXN0IHRoYXQgaXQgaXMgc29tZXdoYXQKPiBj b25mdXNpbmcgdG8gaGF2ZSBldmVyeSBhcmNoaXRlY3R1cmUgZG8gaXQgZGlmZmVyZW50bHksIGFu ZCB0aGF0IEkKPiBwcmVmZXIgdGhlIHdheSBBcm0gKGFuZCBhbHNvIHBwYywgeDg2IGV0YykgaGFu ZGxlcyBpdCB0b2RheS4KPiAKPiBPbiBNSVBTLCBtb3N0IHBsYXRmb3JtcyBhcmUgbm90IHlldCBw YXJ0IG9mIE1JUFNfR0VORVJJQywgc28KPiB0aGV5IGFyZSBmYWlybHkgZnJlZSB0byBwaWNrIHdo YXRldmVyIG1ldGhvZCB3b3JrcyBiZXN0IGFuZCBpcwo+IGNvbnNpc3RlbnQgd2l0aCB0aGUgcmVz dCBvZiB0aGUga2VybmVsLgoKSW4gdGhlIGVuZCwgc2hhbGwgSSBhcHBseSBLcnp5c3p0b2YgcGF0 Y2ggb3Igc2hhbGwgSSB3YWl0IGZvciBhbiB1cGRhdGUKKGVnLiB3aXRob3V0ICdkZWZhdWx0IHkn KT8KClRoYW5rcywKTWlxdcOobAoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fCkxpbnV4IE1URCBkaXNjdXNzaW9uIG1haWxpbmcgbGlzdApodHRw Oi8vbGlzdHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LW10ZC8K 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 X-Spam-Level: X-Spam-Status: No, score=-5.5 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_SANE_2 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7F468C433DF for ; Mon, 3 Aug 2020 08:36:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 63F0520678 for ; Mon, 3 Aug 2020 08:36:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725971AbgHCIgx convert rfc822-to-8bit (ORCPT ); Mon, 3 Aug 2020 04:36:53 -0400 Received: from relay6-d.mail.gandi.net ([217.70.183.198]:37463 "EHLO relay6-d.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725806AbgHCIgx (ORCPT ); Mon, 3 Aug 2020 04:36:53 -0400 X-Originating-IP: 91.224.148.103 Received: from xps13 (unknown [91.224.148.103]) (Authenticated sender: miquel.raynal@bootlin.com) by relay6-d.mail.gandi.net (Postfix) with ESMTPSA id 194E3C000A; Mon, 3 Aug 2020 08:36:49 +0000 (UTC) Date: Mon, 3 Aug 2020 10:36:48 +0200 From: Miquel Raynal To: Arnd Bergmann Cc: Krzysztof Kozlowski , Paul Cercueil , Harvey Hunt , Richard Weinberger , Vignesh Raghavendra , "linux-kernel@vger.kernel.org" , linux-mtd Subject: Re: [PATCH v3 2/2] mtd: rawnand: ingenic: Limit MTD_NAND_JZ4780 to architecture only Message-ID: <20200803103648.17273c10@xps13> In-Reply-To: References: <20200724155436.GA7460@kozik-lap> <20200726160616.GA2662@kozik-lap> <20200726161545.GA6058@kozik-lap> <20200727170302.GA3507@kozik-lap> Organization: Bootlin X-Mailer: Claws Mail 3.17.4 (GTK+ 2.24.32; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, Arnd Bergmann wrote on Mon, 27 Jul 2020 19:28:48 +0200: > On Mon, Jul 27, 2020 at 7:03 PM Krzysztof Kozlowski wrote: > > On Mon, Jul 27, 2020 at 09:55:54AM +0200, Arnd Bergmann wrote: > > > > > > The way we do it on Arm, the machine Kconfig identifiers stay around > > > even for multiplatform targets (which now make up basically actively > > > maintained machines). > > > > > > I don't think it makes any sense for a driver to depend on MIPS_GENERIC: > > > either it is a generic driver that should always be visible or it is specific > > > to a set of SoCs and should depend on some corresponding vendor > > > specific identifiers. > > > > If support for Ingenic is provided also by MIPS_GENERIC (without > > selecting MACH_INGENIC), then it makes sense. This would be just a > > different way than ARM of building multi-platform kernel. > > Yes, it would work just as well, my point was just that it is somewhat > confusing to have every architecture do it differently, and that I > prefer the way Arm (and also ppc, x86 etc) handles it today. > > On MIPS, most platforms are not yet part of MIPS_GENERIC, so > they are fairly free to pick whatever method works best and is > consistent with the rest of the kernel. In the end, shall I apply Krzysztof patch or shall I wait for an update (eg. without 'default y')? Thanks, Miquèl