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Hou" To: "linux-pci@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "devicetree@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "bhelgaas@google.com" , "robh+dt@kernel.org" , "mark.rutland@arm.com" , "l.subrahmanya@mobiveil.co.in" , "shawnguo@kernel.org" , Leo Li , "lorenzo.pieralisi@arm.com" , "catalin.marinas@arm.com" , "will.deacon@arm.com" CC: Mingkai Hu , "M.h. Lian" , Xiaowei Bao , "Z.q. Hou" Subject: [PATCHv2 11/25] PCI: mobiveil: only fix up the Class Code field Thread-Topic: [PATCHv2 11/25] PCI: mobiveil: only fix up the Class Code field Thread-Index: AQHUgLMmM+e4UAw2tUizP6EGfGXfLA== Date: Tue, 20 Nov 2018 09:26:44 +0000 Message-ID: <20181120092615.11680-12-Zhiqiang.Hou@nxp.com> References: <20181120092615.11680-1-Zhiqiang.Hou@nxp.com> In-Reply-To: <20181120092615.11680-1-Zhiqiang.Hou@nxp.com> Accept-Language: zh-CN, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: HK2PR03CA0050.apcprd03.prod.outlook.com (2603:1096:202:17::20) To AM6PR04MB5781.eurprd04.prod.outlook.com (2603:10a6:20b:aa::16) authentication-results: spf=none (sender IP is ) smtp.mailfrom=zhiqiang.hou@nxp.com; x-ms-exchange-messagesentrepresentingtype: 1 x-originating-ip: [119.31.174.73] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1;AM6PR04MB5269;6:S7ZveHlWPmiJODZfx/EGQBWrx5L7lkAo9O3Y15n9si916rfis/N1xiWEymasiP0oE1RweLbpbhrSDm/RrlZ8qPuLBw1ZFVD3FwhtucjUSMrRmfQM2CHl+QTP0Mr+u+LWXo7l42ap/4ZZ+wRpCk2Gs8Z6O9xGI+ZdPhazoKHRcZNY5jpW1PytQi9Nfvb5eUcmmC3H7jd5F8OwbmkyMqvt/5xbn7nBo+ZWkKVEIY3geBLZDMv/kAiOto1N0j34k0Y8ML1HzCP/Ezt7v3BIVgN2IiHOJE4pOLY5I2v7gD2l3Q3D7ZEaMNqv31WxQbCNYjo07SmBiYCIaL0AyA2KB0c0LV8tODU1Ai49fCx4nQ+PbnANja/nkikTsjGELMvDd4qPELVs5bcsMTA7OnftQiSqmLq0tZhTU7xXNYrjI++XxmfUmOoiCBs9wbUKf5tq3E8Pv26atiIbvYzEZO2hQ6bBCw==;5:GgwQ5mcn4R7pWey8OTGg0xGlWsWtBaLEckdXJTf4G+s6xawZxBqK6S1XqHM1olZpkExeWMvR6S59czr73q2ymfljFWMQ/4RtdEObLIX7O4cZGpZ6H3IQc5b39vGZr8RyaQtd1z62CidrbSaNAZYNFDVoogymksdVlscaop1knHc=;7:aUMxZ6fE6eLN1D3hyy5J2jLoAY7GbfCnrtxX9+7Fb0KCeX/jIYOTypY4FkmqIutbJ6YASVt+DgiJ2TjEnupIbtAcr9tgmHPm/D33TaQgtZM1UNWGrUy/YRRg70WHgYv4p16ERrNZNs/IDoGchyO3LA== x-ms-office365-filtering-correlation-id: f905b938-8619-4e43-db5c-08d64eca4920 x-ms-office365-filtering-ht: Tenant x-microsoft-antispam: BCL:0;PCL:0;RULEID:(2390098)(7020095)(4652040)(8989299)(5600074)(711020)(4618075)(4534185)(4627221)(201703031133081)(201702281549075)(8990200)(2017052603328)(7153060)(7193020);SRVR:AM6PR04MB5269; x-ms-traffictypediagnostic: AM6PR04MB5269: x-microsoft-antispam-prvs: x-ms-exchange-senderadcheck: 1 x-exchange-antispam-report-cfa-test: BCL:0;PCL:0;RULEID:(8211001083)(6040522)(2401047)(5005006)(8121501046)(3231442)(944501410)(52105112)(3002001)(10201501046)(93006095)(93001095)(6055026)(148016)(149066)(150057)(6041310)(201703131423095)(201702281528075)(20161123555045)(201703061421075)(201703061406153)(20161123558120)(20161123564045)(20161123560045)(20161123562045)(201708071742011)(7699051)(76991095);SRVR:AM6PR04MB5269;BCL:0;PCL:0;RULEID:;SRVR:AM6PR04MB5269; x-forefront-prvs: 08626BE3A5 x-forefront-antispam-report: SFV:NSPM;SFS:(10009020)(346002)(376002)(136003)(396003)(366004)(39860400002)(189003)(199004)(305945005)(7736002)(36756003)(5660300001)(7416002)(68736007)(2906002)(4326008)(8936002)(14454004)(256004)(54906003)(53936002)(6436002)(71200400001)(110136005)(71190400001)(6512007)(316002)(2616005)(476003)(446003)(11346002)(486006)(25786009)(2501003)(2201001)(86362001)(52116002)(76176011)(6506007)(102836004)(386003)(186003)(106356001)(26005)(2900100001)(81156014)(81166006)(105586002)(6486002)(8676002)(99286004)(66066001)(6116002)(3846002)(1076002)(478600001)(97736004)(921003)(1121003);DIR:OUT;SFP:1101;SCL:1;SRVR:AM6PR04MB5269;H:AM6PR04MB5781.eurprd04.prod.outlook.com;FPR:;SPF:None;LANG:en;PTR:InfoNoRecords;MX:1;A:1; received-spf: None (protection.outlook.com: nxp.com does not designate permitted sender hosts) x-microsoft-antispam-message-info: Vnir+2ZcgJ4B/4bq0bXcwJGRHW6L27VQ3MEOCYZXiaO2gYBN5bVnH1QxVu+OgFy7a846zn4RYkkModRheUeV5pdA8jTjKpNgyDhxvar82qW0H/vbMM4lM9pnEtg/hHiiKqexThQbesjWWdQjw7FjPWeaMDUizobq+AtfKrVnQv5Yg76/U7r2smSTGa4/BtuM6SS2SXN70exeH++0Xb+6OWicNBoPPPF8pj6JJW1PSHritFdPVvBHwTtDFbIdKJHFqdT/kMRLE4J3PdLeQ2Q91aCqd1ONrBGrBfdPfXaBWyMrEYwF4tX/AwsGOKPlcb8PHhdo89GlupduxuZ2KiIJEDhDHG+qUvkTdNUt0MwkyPY= spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: f905b938-8619-4e43-db5c-08d64eca4920 X-MS-Exchange-CrossTenant-originalarrivaltime: 20 Nov 2018 09:26:44.1754 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM6PR04MB5269 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Hou Zhiqiang Fix up the Class Code to PCI bridge, do not change the Revision ID. And move the fixup to mobiveil_host_init function. Fixes: 9af6bcb11e12 ("PCI: mobiveil: Add Mobiveil PCIe Host Bridge IP driver") Signed-off-by: Hou Zhiqiang --- V2: - Added fixes entry. drivers/pci/controller/pcie-mobiveil.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/pci/controller/pcie-mobiveil.c b/drivers/pci/controlle= r/pcie-mobiveil.c index 78e575e71f4d..8eee1ab7ee24 100644 --- a/drivers/pci/controller/pcie-mobiveil.c +++ b/drivers/pci/controller/pcie-mobiveil.c @@ -653,6 +653,12 @@ static int mobiveil_host_init(struct mobiveil_pcie *pc= ie) type, resource_size(win->res)); } =20 + /* fixup for PCIe class register */ + value =3D csr_readl(pcie, PAB_INTP_AXI_PIO_CLASS); + value &=3D 0xff; + value |=3D (PCI_CLASS_BRIDGE_PCI << 16); + csr_writel(pcie, value, PAB_INTP_AXI_PIO_CLASS); + /* setup MSI hardware registers */ mobiveil_pcie_enable_msi(pcie); =20 @@ -896,9 +902,6 @@ static int mobiveil_pcie_probe(struct platform_device *= pdev) goto error; } =20 - /* fixup for PCIe class register */ - csr_writel(pcie, 0x060402ab, PAB_INTP_AXI_PIO_CLASS); - /* initialize the IRQ domains */ ret =3D mobiveil_pcie_init_irq_domain(pcie); if (ret) { --=20 2.17.1