From patchwork Wed Aug 31 06:37:21 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Po Liu X-Patchwork-Id: 664367 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3sPGFp3CGjz9sC3 for ; Wed, 31 Aug 2016 16:49:17 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751299AbcHaGtP (ORCPT ); Wed, 31 Aug 2016 02:49:15 -0400 Received: from mail-by2nam01on0076.outbound.protection.outlook.com ([104.47.34.76]:21680 "EHLO NAM01-BY2-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1750980AbcHaGtN (ORCPT ); Wed, 31 Aug 2016 02:49:13 -0400 Received: from BN3PR0301CA0069.namprd03.prod.outlook.com (10.160.152.165) by CY1PR0301MB2009.namprd03.prod.outlook.com (10.164.2.15) with Microsoft SMTP Server (version=TLS1_0, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA_P384) id 15.1.599.9; 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Wed, 31 Aug 2016 06:49:10 +0000 Received: from titan.ap.freescale.net ([10.192.208.233]) by tx30smr01.am.freescale.net (8.14.3/8.14.0) with ESMTP id u7V6n43u013549; Tue, 30 Aug 2016 23:49:05 -0700 From: Po Liu To: , , , CC: Bjorn Helgaas , Shawn Guo , "Marc Zyngier" , Rob Herring , Roy Zang , Mingkai Hu , Stuart Yoder , Yang-Leo Li , Arnd Bergmann , Minghuan Lian , Murali Karicheri , Po Liu Subject: [PATCH v4 1/2] nxp/dts: add pcie aer interrupt-name property in the dts Date: Wed, 31 Aug 2016 14:37:21 +0800 Message-ID: <1472625442-23309-1-git-send-email-po.liu@nxp.com> X-Mailer: git-send-email 2.1.0.27.g96db324 In-Reply-To: <1465892645-32381-2-git-send-email-po.liu@nxp.com> References: <1465892645-32381-2-git-send-email-po.liu@nxp.com> X-EOPAttributedMessage: 0 X-Matching-Connectors: 131170997505558630; (91ab9b29-cfa4-454e-5278-08d120cd25b8); () X-Forefront-Antispam-Report: CIP:192.88.168.50; IPV:NLI; CTRY:US; EFV:NLI; SFV:NSPM; SFS:(10009020)(6009001)(7916002)(2980300002)(1110001)(1109001)(339900001)(199003)(189002)(50226002)(229853001)(2201001)(33646002)(105606002)(8676002)(81156014)(85426001)(2906002)(189998001)(87936001)(4326007)(81166006)(68736007)(19580405001)(7416002)(305945005)(92566002)(8666005)(7846002)(36756003)(77096005)(586003)(8936002)(2950100001)(356003)(11100500001)(50986999)(86362001)(5660300001)(50466002)(76176999)(106466001)(48376002)(5001770100001)(19580395003)(626004)(5003940100001)(104016004)(47776003)(97736004)(7059030)(2101003); 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Ip=[192.88.168.50]; Helo=[tx30smr01.am.freescale.net] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY1PR0301MB2009 Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org NXP some platforms aer interrupt was not MSI/MSI-X/INTx but using interrupt line independently. This patch add a "aer" interrupt-names for aer interrupt. With the interrupt-names "aer", code could probe aer interrupt line for pcie root port, replace the aer interrupt service irq. This is intend to fixup the Layerscape platforms which aer interrupt was not MSI/MSI-X/INTx, but using interrupt line independently. Signed-off-by: Po Liu --- changes for V4: - Add comments explain why to add this patch - Move the binding changes to pci code patch arch/arm/boot/dts/ls1021a.dtsi | 6 ++++-- arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi | 18 +++++++++--------- arch/arm64/boot/dts/freescale/fsl-ls2080a.dtsi | 16 ++++++++-------- 3 files changed, 21 insertions(+), 19 deletions(-) diff --git a/arch/arm/boot/dts/ls1021a.dtsi b/arch/arm/boot/dts/ls1021a.dtsi index 368e219..443e50b 100644 --- a/arch/arm/boot/dts/ls1021a.dtsi +++ b/arch/arm/boot/dts/ls1021a.dtsi @@ -634,7 +634,8 @@ reg = <0x00 0x03400000 0x0 0x00010000 /* controller registers */ 0x40 0x00000000 0x0 0x00002000>; /* configuration space */ reg-names = "regs", "config"; - interrupts = ; /* controller interrupt */ + interrupts = ; /* aer interrupt */ + interrupt-names = "aer"; fsl,pcie-scfg = <&scfg 0>; #address-cells = <3>; #size-cells = <2>; @@ -657,7 +658,8 @@ reg = <0x00 0x03500000 0x0 0x00010000 /* controller registers */ 0x48 0x00000000 0x0 0x00002000>; /* configuration space */ reg-names = "regs", "config"; - interrupts = ; + interrupts = ; /* aer interrupt */ + interrupt-names = "aer"; fsl,pcie-scfg = <&scfg 1>; #address-cells = <3>; #size-cells = <2>; diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi index e669fbd..654071d 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi @@ -527,9 +527,9 @@ reg = <0x00 0x03400000 0x0 0x00100000 /* controller registers */ 0x40 0x00000000 0x0 0x00002000>; /* configuration space */ reg-names = "regs", "config"; - interrupts = <0 118 0x4>, /* controller interrupt */ - <0 117 0x4>; /* PME interrupt */ - interrupt-names = "intr", "pme"; + interrupts = <0 117 0x4>, /* PME interrupt */ + <0 118 0x4>; /* aer interrupt */ + interrupt-names = "pme", "aer"; #address-cells = <3>; #size-cells = <2>; device_type = "pci"; @@ -552,9 +552,9 @@ reg = <0x00 0x03500000 0x0 0x00100000 /* controller registers */ 0x48 0x00000000 0x0 0x00002000>; /* configuration space */ reg-names = "regs", "config"; - interrupts = <0 128 0x4>, - <0 127 0x4>; - interrupt-names = "intr", "pme"; + interrupts = <0 127 0x4>, + <0 128 0x4>; + interrupt-names = "pme", "aer"; #address-cells = <3>; #size-cells = <2>; device_type = "pci"; @@ -577,9 +577,9 @@ reg = <0x00 0x03600000 0x0 0x00100000 /* controller registers */ 0x50 0x00000000 0x0 0x00002000>; /* configuration space */ reg-names = "regs", "config"; - interrupts = <0 162 0x4>, - <0 161 0x4>; - interrupt-names = "intr", "pme"; + interrupts = <0 161 0x4>, + <0 162 0x4>; + interrupt-names = "pme", "aer"; #address-cells = <3>; #size-cells = <2>; device_type = "pci"; diff --git a/arch/arm64/boot/dts/freescale/fsl-ls2080a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls2080a.dtsi index 21023a3..58844e8 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls2080a.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-ls2080a.dtsi @@ -583,8 +583,8 @@ reg = <0x00 0x03400000 0x0 0x00100000 /* controller registers */ 0x10 0x00000000 0x0 0x00002000>; /* configuration space */ reg-names = "regs", "config"; - interrupts = <0 108 0x4>; /* Level high type */ - interrupt-names = "intr"; + interrupts = <0 108 0x4>; /* aer interrupt */ + interrupt-names = "aer"; #address-cells = <3>; #size-cells = <2>; device_type = "pci"; @@ -607,8 +607,8 @@ reg = <0x00 0x03500000 0x0 0x00100000 /* controller registers */ 0x12 0x00000000 0x0 0x00002000>; /* configuration space */ reg-names = "regs", "config"; - interrupts = <0 113 0x4>; /* Level high type */ - interrupt-names = "intr"; + interrupts = <0 113 0x4>; /* aer interrupt */ + interrupt-names = "aer"; #address-cells = <3>; #size-cells = <2>; device_type = "pci"; @@ -631,8 +631,8 @@ reg = <0x00 0x03600000 0x0 0x00100000 /* controller registers */ 0x14 0x00000000 0x0 0x00002000>; /* configuration space */ reg-names = "regs", "config"; - interrupts = <0 118 0x4>; /* Level high type */ - interrupt-names = "intr"; + interrupts = <0 118 0x4>; /* aer interrupt */ + interrupt-names = "aer"; #address-cells = <3>; #size-cells = <2>; device_type = "pci"; @@ -655,8 +655,8 @@ reg = <0x00 0x03700000 0x0 0x00100000 /* controller registers */ 0x16 0x00000000 0x0 0x00002000>; /* configuration space */ reg-names = "regs", "config"; - interrupts = <0 123 0x4>; /* Level high type */ - interrupt-names = "intr"; + interrupts = <0 123 0x4>; /* aer interrupt */ + interrupt-names = "aer"; #address-cells = <3>; #size-cells = <2>; device_type = "pci";