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Mon, 5 Dec 2022 18:18:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231516AbiLESSn (ORCPT ); Mon, 5 Dec 2022 13:18:43 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34858 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231393AbiLESSl (ORCPT ); Mon, 5 Dec 2022 13:18:41 -0500 Received: from relay5-d.mail.gandi.net (relay5-d.mail.gandi.net [217.70.183.197]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CFECE101F9; Mon, 5 Dec 2022 10:18:37 -0800 (PST) Received: (Authenticated sender: miquel.raynal@bootlin.com) by mail.gandi.net (Postfix) with ESMTPSA id DA2091C0004; Mon, 5 Dec 2022 18:18:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1670264316; 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=Rzs5vO2necK+4hQNCAUS4xm4OA1j+MgotCla3Sp8mkU=; b=M5ZN0CNhsTtEBvzcmt5XR5oQ7+LjASrEO96UiTfR/MLTYwP8Ouufp19EOqWMOfNpvR2lq0 mkpfXTSXEz4Y/vJV097W/pNGxFH0XxuvJGDsyAgRDlWh5fdyyCzYL+dFM1rXkrKiLWQB9E OS3dX6I/RkwX7P0/T6Nf2Agz0tWyVzRMpi3mVWsL76xQoB+3+tp+31+2n67qC9uLIVySa5 LjtdraluwjJr37ZTnsF7JQ7+zR+Kp5P+dlnGmsoMbaiyE+ACTLixsnmWc8cf+NNKGA0d+e c3TauUKrTc9Xq4/nog6jyo/A2h6UeKDquZGHyWcUcmy/A6ILoNPWXt9SYEJ+RA== Date: Mon, 5 Dec 2022 19:18:28 +0100 From: Miquel Raynal To: Marek Vasut Cc: Francesco Dolcini , Shawn Guo , linux-arm-kernel@lists.infradead.org, Francesco Dolcini , Rob Herring , Krzysztof Kozlowski , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , devicetree@vger.kernel.org, linux-mtd@lists.infradead.org, stable@vger.kernel.org Subject: Re: [PATCH v1] Revert "ARM: dts: imx7: Fix NAND controller size-cells" Message-ID: <20221205191828.3072d872@xps-13> In-Reply-To: References: <20221205152327.26881-1-francesco@dolcini.it> <0aa2d48b-35a0-1781-f265-0387d213bdd6@denx.de> <20221205185859.433d6cbf@xps-13> Organization: Bootlin X-Mailer: Claws Mail 4.0.0 (GTK+ 3.24.33; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org Hi Marek, marex@denx.de wrote on Mon, 5 Dec 2022 19:07:14 +0100: > On 12/5/22 18:58, Miquel Raynal wrote: > > Hi Marek, =20 >=20 > Hi, >=20 > > marex@denx.de wrote on Mon, 5 Dec 2022 17:26:53 +0100: > > =20 > >> On 12/5/22 16:23, Francesco Dolcini wrote: =20 > >>> From: Francesco Dolcini > >>> > >>> This reverts commit 753395ea1e45c724150070b5785900b6a44bd5fb. > >>> > >>> It introduced a boot regression on colibri-imx7, and potentially any > >>> other i.MX7 boards with MTD partition list generated into the fdt by > >>> U-Boot. > >>> > >>> While the commit we are reverting here is not obviously wrong, it fix= es > >>> only a dt binding checker warning that is non-functional, while it > >>> introduces a boot regression and there is no obvious fix ready. > >>> > >>> Cc: stable@vger.kernel.org > >>> Fixes: 753395ea1e45 ("ARM: dts: imx7: Fix NAND controller size-cells") > >>> Link: https://lore.kernel.org/all/Y4dgBTGNWpM6SQXI@francesco-nb.int.t= oradex.com/ > >>> Link: https://lore.kernel.org/all/20221205144917.6514168a@xps-13/ > >>> Signed-off-by: Francesco Dolcini > >>> --- > >>> arch/arm/boot/dts/imx7s.dtsi | 4 ++-- > >>> 1 file changed, 2 insertions(+), 2 deletions(-) > >>> > >>> diff --git a/arch/arm/boot/dts/imx7s.dtsi b/arch/arm/boot/dts/imx7s.d= tsi > >>> index 03d2e8544a4e..0fc9e6b8b05d 100644 > >>> --- a/arch/arm/boot/dts/imx7s.dtsi > >>> +++ b/arch/arm/boot/dts/imx7s.dtsi > >>> @@ -1270,10 +1270,10 @@ dma_apbh: dma-apbh@33000000 { > >>> clocks =3D <&clks IMX7D_NAND_USDHC_BUS_RAWNAND_CLK>; > >>> }; =20 > >>> > - gpmi: nand-controller@33002000 { =20 > >>> + gpmi: nand-controller@33002000{ > >>> compatible =3D "fsl,imx7d-gpmi-nand"; > >>> #address-cells =3D <1>; > >>> - #size-cells =3D <0>; > >>> + #size-cells =3D <1>; > >>> reg =3D <0x33002000 0x2000>, <0x33004000 0x4000>; > >>> reg-names =3D "gpmi-nand", "bch"; > >>> interrupts =3D ; =20 > >> > >> I suspect this fix should eventually be reverted again, once a proper = fix is agreed upon in the MTD OF parser, right ? =20 > >=20 > > I guess it's time to migrate to a more modern definition =20 >=20 > Is that the nand-chip@N { status=3D"disabled"; } part ? I would prefer the controller to be disabled if useless, but otherwise yes. >=20 > >, it's not > > complex to do, there are plenty of examples. This would be IMHO a > > better step ahead rather than just a cell change. Anyway, I don't mind > > reverting this once we've sorted this mess out and fixed U-Boot. =20 >=20 > Won't we still have issues with older bootloader versions which paste par= titions directly into this &gpmi {} node, and which needs to be fixed up in= the parser in the end ? I believe fdt_fixup_mtdparts() should be killed, so we should no longer have this problem. Thanks, Miqu=C3=A8l 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 C0BB5C4332F for ; Mon, 5 Dec 2022 18:19:42 +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-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Subject:Cc: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=Pe82AFKXy6b2cN0aWWvh7RwEM+HGf+pea9chGnhqor0=; b=lGaBh7JqB2w1V6 jUqerDQzdTGiXhcJ0Nkt+N/BVCnKFrP6rtuGSRPjokffES9daoO/zuTI4c5HcBVS0Rq7cBGIJTG+9 ThQfBmINRQH/rWopcHK5q28wuhSJMDW76XeH63d0ejU/et7Ojf12AtvQhunYlPkzvGorgKAqa44I3 +8pqyvJGxVgjqWtuCOa3QrJGkvwjIHV9T4LlP0w8A8/iWMO72gUguqkPxsV+cgG7fB/9I5yQW4XEe AR7H40qza1ELh/seOzAVNLmzl57iUkD+y+WcvUFIl7cnzYpSFtY13cX0WXlawfZcrregDs/xnQfRd l2bkQsi52rQnTszOlyTw==; 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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-20221205_101841_325456_09FB4F78 X-CRM114-Status: GOOD ( 24.40 ) 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: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org SGkgTWFyZWssCgptYXJleEBkZW54LmRlIHdyb3RlIG9uIE1vbiwgNSBEZWMgMjAyMiAxOTowNzox NCArMDEwMDoKCj4gT24gMTIvNS8yMiAxODo1OCwgTWlxdWVsIFJheW5hbCB3cm90ZToKPiA+IEhp IE1hcmVrLCAgCj4gCj4gSGksCj4gCj4gPiBtYXJleEBkZW54LmRlIHdyb3RlIG9uIE1vbiwgNSBE ZWMgMjAyMiAxNzoyNjo1MyArMDEwMDoKPiA+ICAgCj4gPj4gT24gMTIvNS8yMiAxNjoyMywgRnJh bmNlc2NvIERvbGNpbmkgd3JvdGU6ICAKPiA+Pj4gRnJvbTogRnJhbmNlc2NvIERvbGNpbmkgPGZy YW5jZXNjby5kb2xjaW5pQHRvcmFkZXguY29tPgo+ID4+Pgo+ID4+PiBUaGlzIHJldmVydHMgY29t bWl0IDc1MzM5NWVhMWU0NWM3MjQxNTAwNzBiNTc4NTkwMGI2YTQ0YmQ1ZmIuCj4gPj4+Cj4gPj4+ IEl0IGludHJvZHVjZWQgYSBib290IHJlZ3Jlc3Npb24gb24gY29saWJyaS1pbXg3LCBhbmQgcG90 ZW50aWFsbHkgYW55Cj4gPj4+IG90aGVyIGkuTVg3IGJvYXJkcyB3aXRoIE1URCBwYXJ0aXRpb24g bGlzdCBnZW5lcmF0ZWQgaW50byB0aGUgZmR0IGJ5Cj4gPj4+IFUtQm9vdC4KPiA+Pj4KPiA+Pj4g V2hpbGUgdGhlIGNvbW1pdCB3ZSBhcmUgcmV2ZXJ0aW5nIGhlcmUgaXMgbm90IG9idmlvdXNseSB3 cm9uZywgaXQgZml4ZXMKPiA+Pj4gb25seSBhIGR0IGJpbmRpbmcgY2hlY2tlciB3YXJuaW5nIHRo YXQgaXMgbm9uLWZ1bmN0aW9uYWwsIHdoaWxlIGl0Cj4gPj4+IGludHJvZHVjZXMgYSBib290IHJl Z3Jlc3Npb24gYW5kIHRoZXJlIGlzIG5vIG9idmlvdXMgZml4IHJlYWR5Lgo+ID4+Pgo+ID4+PiBD Yzogc3RhYmxlQHZnZXIua2VybmVsLm9yZwo+ID4+PiBGaXhlczogNzUzMzk1ZWExZTQ1ICgiQVJN OiBkdHM6IGlteDc6IEZpeCBOQU5EIGNvbnRyb2xsZXIgc2l6ZS1jZWxscyIpCj4gPj4+IExpbms6 IGh0dHBzOi8vbG9yZS5rZXJuZWwub3JnL2FsbC9ZNGRnQlRHTldwTTZTUVhJQGZyYW5jZXNjby1u Yi5pbnQudG9yYWRleC5jb20vCj4gPj4+IExpbms6IGh0dHBzOi8vbG9yZS5rZXJuZWwub3JnL2Fs bC8yMDIyMTIwNTE0NDkxNy42NTE0MTY4YUB4cHMtMTMvCj4gPj4+IFNpZ25lZC1vZmYtYnk6IEZy YW5jZXNjbyBEb2xjaW5pIDxmcmFuY2VzY28uZG9sY2luaUB0b3JhZGV4LmNvbT4KPiA+Pj4gLS0t Cj4gPj4+ICAgIGFyY2gvYXJtL2Jvb3QvZHRzL2lteDdzLmR0c2kgfCA0ICsrLS0KPiA+Pj4gICAg MSBmaWxlIGNoYW5nZWQsIDIgaW5zZXJ0aW9ucygrKSwgMiBkZWxldGlvbnMoLSkKPiA+Pj4KPiA+ Pj4gZGlmZiAtLWdpdCBhL2FyY2gvYXJtL2Jvb3QvZHRzL2lteDdzLmR0c2kgYi9hcmNoL2FybS9i b290L2R0cy9pbXg3cy5kdHNpCj4gPj4+IGluZGV4IDAzZDJlODU0NGE0ZS4uMGZjOWU2YjhiMDVk IDEwMDY0NAo+ID4+PiAtLS0gYS9hcmNoL2FybS9ib290L2R0cy9pbXg3cy5kdHNpCj4gPj4+ICsr KyBiL2FyY2gvYXJtL2Jvb3QvZHRzL2lteDdzLmR0c2kKPiA+Pj4gQEAgLTEyNzAsMTAgKzEyNzAs MTAgQEAgZG1hX2FwYmg6IGRtYS1hcGJoQDMzMDAwMDAwIHsKPiA+Pj4gICAgCQkJY2xvY2tzID0g PCZjbGtzIElNWDdEX05BTkRfVVNESENfQlVTX1JBV05BTkRfQ0xLPjsKPiA+Pj4gICAgCQl9OyAg Cj4gPj4+ICAgID4gLQkJZ3BtaTogbmFuZC1jb250cm9sbGVyQDMzMDAyMDAwIHsgIAo+ID4+PiAr CQlncG1pOiBuYW5kLWNvbnRyb2xsZXJAMzMwMDIwMDB7Cj4gPj4+ICAgIAkJCWNvbXBhdGlibGUg PSAiZnNsLGlteDdkLWdwbWktbmFuZCI7Cj4gPj4+ICAgIAkJCSNhZGRyZXNzLWNlbGxzID0gPDE+ Owo+ID4+PiAtCQkJI3NpemUtY2VsbHMgPSA8MD47Cj4gPj4+ICsJCQkjc2l6ZS1jZWxscyA9IDwx PjsKPiA+Pj4gICAgCQkJcmVnID0gPDB4MzMwMDIwMDAgMHgyMDAwPiwgPDB4MzMwMDQwMDAgMHg0 MDAwPjsKPiA+Pj4gICAgCQkJcmVnLW5hbWVzID0gImdwbWktbmFuZCIsICJiY2giOwo+ID4+PiAg ICAJCQlpbnRlcnJ1cHRzID0gPEdJQ19TUEkgMTQgSVJRX1RZUEVfTEVWRUxfSElHSD47ICAKPiA+ Pgo+ID4+IEkgc3VzcGVjdCB0aGlzIGZpeCBzaG91bGQgZXZlbnR1YWxseSBiZSByZXZlcnRlZCBh Z2Fpbiwgb25jZSBhIHByb3BlciBmaXggaXMgYWdyZWVkIHVwb24gaW4gdGhlIE1URCBPRiBwYXJz ZXIsIHJpZ2h0ID8gIAo+ID4gCj4gPiBJIGd1ZXNzIGl0J3MgdGltZSB0byBtaWdyYXRlIHRvIGEg bW9yZSBtb2Rlcm4gZGVmaW5pdGlvbiAgCj4gCj4gSXMgdGhhdCB0aGUgbmFuZC1jaGlwQE4geyBz dGF0dXM9ImRpc2FibGVkIjsgfSBwYXJ0ID8KCkkgd291bGQgcHJlZmVyIHRoZSBjb250cm9sbGVy IHRvIGJlIGRpc2FibGVkIGlmIHVzZWxlc3MsIGJ1dCBvdGhlcndpc2UKeWVzLgoKPiAKPiA+LCBp dCdzIG5vdAo+ID4gY29tcGxleCB0byBkbywgdGhlcmUgYXJlIHBsZW50eSBvZiBleGFtcGxlcy4g VGhpcyB3b3VsZCBiZSBJTUhPIGEKPiA+IGJldHRlciBzdGVwIGFoZWFkIHJhdGhlciB0aGFuIGp1 c3QgYSBjZWxsIGNoYW5nZS4gQW55d2F5LCBJIGRvbid0IG1pbmQKPiA+IHJldmVydGluZyB0aGlz IG9uY2Ugd2UndmUgc29ydGVkIHRoaXMgbWVzcyBvdXQgYW5kIGZpeGVkIFUtQm9vdC4gIAo+IAo+ IFdvbid0IHdlIHN0aWxsIGhhdmUgaXNzdWVzIHdpdGggb2xkZXIgYm9vdGxvYWRlciB2ZXJzaW9u cyB3aGljaCBwYXN0ZSBwYXJ0aXRpb25zIGRpcmVjdGx5IGludG8gdGhpcyAmZ3BtaSB7fSBub2Rl LCBhbmQgd2hpY2ggbmVlZHMgdG8gYmUgZml4ZWQgdXAgaW4gdGhlIHBhcnNlciBpbiB0aGUgZW5k ID8KCkkgYmVsaWV2ZSBmZHRfZml4dXBfbXRkcGFydHMoKSBzaG91bGQgYmUga2lsbGVkLCBzbyB3 ZSBzaG91bGQgbm8gbG9uZ2VyCmhhdmUgdGhpcyBwcm9ibGVtLgoKVGhhbmtzLApNaXF1w6hsCgpf X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpsaW51eC1hcm0t a2VybmVsIG1haWxpbmcgbGlzdApsaW51eC1hcm0ta2VybmVsQGxpc3RzLmluZnJhZGVhZC5vcmcK aHR0cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9saW51eC1hcm0ta2Vy bmVsCg==