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 16ED4C30658 for ; Tue, 2 Jul 2024 16:44:21 +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:Content-Type: MIME-Version:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:References: List-Owner; bh=1k0TQrPlI3P0W2DNRYXHV3E8NrxU03+VMmuHTkzcz0A=; b=uQpXpsd3TTA+44 dws76rUIOrG27l/Cth5NixT9iwDJ2K1tv+jeWYPab45CgD5Tb9RwKIfi5wGx+ux+guZHlWsOqg1Zd ZF9pgk9RCAl04g3KULTLWstAHK758N4n7e5IXa0ijYi67kZEpRj3kz4xRx6GKBN8Do/ushRYm+4Nb qQNmWRJ/XL+LZnFtfo16PqGYh+I3DDqLKad3+Kx2mk+71Fv/bpATcOrcsAAFu66JRcOiznAmxy0z3 TIvE+IF0ea07W+pafL8gYZp4XkaZbtbyYGjS6uQ6x7yXGBULzF0yVs8fb/hfTgNSKT9V+OfU1vJV7 5p2VJSZUAYt+Dg9jA26g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sOgbw-00000007PuO-1koZ; Tue, 02 Jul 2024 16:44:08 +0000 Received: from sin.source.kernel.org ([145.40.73.55]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sOgbj-00000007Pql-3l1m for linux-arm-kernel@lists.infradead.org; Tue, 02 Jul 2024 16:43:57 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sin.source.kernel.org (Postfix) with ESMTP id 20F49CE189A; Tue, 2 Jul 2024 16:43:54 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id D00DDC116B1; Tue, 2 Jul 2024 16:43:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1719938633; bh=//GomSYzOrge1gnmNadrT9G0k2ZttW4yn36f5CsKAvw=; h=Date:From:To:Cc:Subject:In-Reply-To:From; b=YLGyJEH1LgNy6sNeJsd97YWjI/5MyhTsyhwh7HT/hiY7+q82ntuMSUg7ofh7T2hCJ Xb/N/k3HzlS4jPEqFx2O93JfRBPUcirTia52XvGg68hzysVwr2EnofpHKRPnjzpXYk 4o96rBgNY/Sdo6wKBEcSKaiXU3hPSSuc74ziVWRSqTz4k7tcrJeZxs3uZ89YE3n5Ot f4leie9vwnk3dY779JyP6401FZF+cVsVwLRei1teTvidDRPZGZKE6bQ3qsfEHG/FyH Gfzf+7s9xYItiXql3UjuQcI6quBu5Y+lnD+iNK0OrbKOMJJxhwUsRklz6xZ2uPh91m 185xgwU+0TMxw== Date: Tue, 2 Jul 2024 11:43:50 -0500 From: Bjorn Helgaas To: Frank Li Cc: Will Deacon , Bjorn Helgaas , Lorenzo Pieralisi , Krzysztof =?utf-8?Q?Wilczy=C5=84ski?= , Rob Herring , Krzysztof Kozlowski , Conor Dooley , "open list:PCI DRIVER FOR GENERIC OF HOSTS" , "moderated list:PCI DRIVER FOR GENERIC OF HOSTS" , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , open list , imx@lists.linux.dev Subject: Re: [PATCH 1/1] dt-bindings: PCI: host-generic-pci: Increase maxItems to 8 of ranges Message-ID: <20240702164350.GA24498@bhelgaas> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240702153702.3827386-1-Frank.Li@nxp.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240702_094356_135894_BA2C42AB X-CRM114-Status: GOOD ( 17.03 ) 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 On Tue, Jul 02, 2024 at 11:37:02AM -0400, Frank Li wrote: > IEEE Std 1275-1994 is Inactive-Withdrawn Standard according to > https://standards.ieee.org/ieee/1275/1932/. I'm not quite sure what the connection is? Is the sentence below a quote from the spec above? Perhaps include the section number it came from? > "require at least one non-prefetchable memory and One or both of > prefetchable Memory and IO Space may also be provided". But it does not > limit maximum ranges number is 3. "But IEEE Std 1275-1994 does not limit maximum ranges to 3"? > Inscrease maximum to 8 because freescale ls1028 and iMX95 use more than > 3 ranges. s/Inscrease/Increase/ > Fix below CHECK_DTBS warning. > arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dtb: pcie@1f0000000: ranges: [[2181038080, 1, 4160749568, 1, 4160749568, 0, 1441792], [3254779904, 1, 4162191360, 1, 4162191360, 0, 458752], [2181038080, 1, 4162650112, 1, 4162650112, 0, 131072], [3254779904, 1, 4162781184, 1, 4162781184, 0, 131072], [2181038080, 1, 4162912256, 1, 4162912256, 0, 131072], [3254779904, 1, 4163043328, 1, 4163043328, 0, 131072], [2181038080, 1, 4227858432, 1, 4227858432, 0, 4194304]] is too long > > Signed-off-by: Frank Li > --- > Documentation/devicetree/bindings/pci/host-generic-pci.yaml | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/Documentation/devicetree/bindings/pci/host-generic-pci.yaml b/Documentation/devicetree/bindings/pci/host-generic-pci.yaml > index 3484e0b4b412e..506eed7f6c63d 100644 > --- a/Documentation/devicetree/bindings/pci/host-generic-pci.yaml > +++ b/Documentation/devicetree/bindings/pci/host-generic-pci.yaml > @@ -103,7 +103,7 @@ properties: > definition of non-prefetchable memory. One or both of prefetchable Memory > and IO Space may also be provided. > minItems: 1 > - maxItems: 3 > + maxItems: 8 > > dma-coherent: true > iommu-map: true > -- > 2.34.1 >