From patchwork Wed Aug 11 07:54:52 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mauro Carvalho Chehab X-Patchwork-Id: 12430265 X-Patchwork-Delegate: lorenzo.pieralisi@arm.com 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=-19.7 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 608A9C432BE for ; Wed, 11 Aug 2021 07:55:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3D0D561077 for ; Wed, 11 Aug 2021 07:55:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235752AbhHKHzW (ORCPT ); Wed, 11 Aug 2021 03:55:22 -0400 Received: from mail.kernel.org ([198.145.29.99]:59006 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233850AbhHKHzV (ORCPT ); Wed, 11 Aug 2021 03:55:21 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 77A7C60FC3; Wed, 11 Aug 2021 07:54:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1628668498; bh=DIaYlAqGSSNogck6c8+7tffKBZEzgkCKP9DQtTZZp2c=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=SFmYNGQuhK98Yzi7TYh/hUGLHFILryUA36Kg81IPxeMod6UAzF3HvPMpE4IKfFFyt YndAjJxWJ+qsfJuZ80shWTmudxOiPtGJ5E/wuyJddTzEAB+nRZsPDilp775ZcjMPev F2vzk13FtSJririda9vGuXPKReHAXT2Utr7/91w4fdNB7g9vmLMXLsMThpO4bGnyXI QxwlZIAVinWyv3VycIaD1Dnc9uiiIlkRhW+1trXDGYhU8v3gdE1mfTJm/PqmKC/cT0 VjOoodl3CV8lE7woc3AJCy0E98nK1L0zLbeMNAHQHVe5ELbqZ7SWUXuhf3YfqlYasL uwS4BhBO/EWeg== Received: by mail.kernel.org with local (Exim 4.94.2) (envelope-from ) id 1mDj4i-00BuOi-9w; Wed, 11 Aug 2021 09:54:56 +0200 From: Mauro Carvalho Chehab To: Rob Herring Cc: linuxarm@huawei.com, mauro.chehab@huawei.com, Mauro Carvalho Chehab , Binghui Wang , Bjorn Helgaas , Xiaowei Song , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org Subject: [PATCH 1/2] dt-bindings: PCI: kirin: fix bus-range Date: Wed, 11 Aug 2021 09:54:52 +0200 Message-Id: <70d412242f908a6fd4ec4a96ae7d56af8ba58d0a.1628668306.git.mchehab+huawei@kernel.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: References: MIME-Version: 1.0 Sender: Mauro Carvalho Chehab Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Using bus-range = <0 1> causes a runtime warning: [ 5.363450] pci_bus 0000:00: root bus resource [bus 00-01] [ 5.396998] pci_bus 0000:01: busn_res: can not insert [bus 01-ff] under [bus 00-01] (conflicts with (null) [bus 00-01]) [ 5.284831] pci 0000:00:00.0: PCI bridge to [bus 01-ff] On Kirin 960, changing to bus-range = <0 0xff> produces a cleaner log. Kirin 970 is more complex, so better to just drop bus-range as a hole. Signed-off-by: Mauro Carvalho Chehab --- .../devicetree/bindings/pci/hisilicon,kirin-pcie.yaml | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/pci/hisilicon,kirin-pcie.yaml b/Documentation/devicetree/bindings/pci/hisilicon,kirin-pcie.yaml index c0551d2e606d..d05deebe9dbb 100644 --- a/Documentation/devicetree/bindings/pci/hisilicon,kirin-pcie.yaml +++ b/Documentation/devicetree/bindings/pci/hisilicon,kirin-pcie.yaml @@ -66,7 +66,7 @@ examples: <0x0 0xf3f20000 0x0 0x40000>, <0x0 0xf5000000 0x0 0x2000>; reg-names = "dbi", "apb", "phy", "config"; - bus-range = <0x0 0x1>; + bus-range = <0x0 0xff>; #address-cells = <3>; #size-cells = <2>; device_type = "pci"; @@ -97,7 +97,6 @@ examples: <0x0 0xfc180000 0x0 0x1000>, <0x0 0xf5000000 0x0 0x2000>; reg-names = "dbi", "apb", "config"; - bus-range = <0x0 0x1>; msi-parent = <&its_pcie>; #address-cells = <3>; #size-cells = <2>;