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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: [PATCHv3 11/27] PCI: mobiveil: only fix up the Class Code field Thread-Topic: [PATCHv3 11/27] PCI: mobiveil: only fix up the Class Code field Thread-Index: AQHUt6n6FgLtfR2uu0ORRlaW6wBtmg== Date: Tue, 29 Jan 2019 08:09:38 +0000 Message-ID: <20190129080926.36773-12-Zhiqiang.Hou@nxp.com> References: <20190129080926.36773-1-Zhiqiang.Hou@nxp.com> In-Reply-To: <20190129080926.36773-1-Zhiqiang.Hou@nxp.com> Accept-Language: zh-CN, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: HK0PR04CA0008.apcprd04.prod.outlook.com (2603:1096:203:36::20) To AM6PR04MB5781.eurprd04.prod.outlook.com (2603:10a6:20b:ad::19) authentication-results: spf=none (sender IP is ) smtp.mailfrom=zhiqiang.hou@nxp.com; x-ms-exchange-messagesentrepresentingtype: 1 x-mailer: git-send-email 2.17.1 x-originating-ip: [119.31.174.73] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1;AM6PR04MB4774;6:DHU1rjS6gYNBFBWt15b/8YfN9sBi1F1OEQf+o5lYjl7GP6y8PMlHlt8Duc/EXPtdvbQF+EPVhzyQhnRJ6FpsQarhmDeyoOSR+RYUxqLoNSV0gyNwj2AAzX4D3hkSbb36WY91PgM8dZuatC+qkw+E47MPX3v4qmQ0uHrvkKnzLUocnNNrKPsUvAvZ5E3gF467P2kX7UIMOO721lpBRb8uKonD7K7LuNK7MVrg8zOT17MUxqvJiIKjMZVgVjFQNZdA6mjnQHwuCAwEAb8GpQixj0I2kzkgoqMSiqKvLw5rGZgWanHclGTmuclr4oPulBrz7pqputUSjqdCGssL0AZ/P4AznIgrkROON+xp2z81bLmIlFVoSp2jo1wowO9GBU2UTbniFbcqAp0clVK8paWWlgazfxCmffldDqzxN4ioo25UA9AND2w5JbGO9eCpngt3Mi0BUbgM4tNdU5izvgWa1Q==;5:eefonoV71O84mDtcctMkBqpwvi5v+wNIw3KerrV4eFK0a9zUqlqv92JZ/DtxnBhDOaFXB+1ABnt07ii5Y1AJoVIJFp0gKs2OBIsqZW0BLT8dj1Y8YzaJOpv5EGm0QlWt0uEHpJ89Z4ivq5IcxULuJi2BcMlHc3E6DE5/QKYMgAYJ55+PhxhcVD7S7jKWdV1Hvnq1YeJMH3VUiuxg69wS2g==;7:jUo4huw0vBA2SzecXe26yC8l/Fwqd6DGyPyvcezVlefMLA2dJ1hFhSs0LaTqUtZX2ovJq2ewoA326B0xRnykLwWOyXZnnfhAgsicaVAQ4L6KxSO5FdLwwEQz/VxQ0fE/Zum+QPy1ntgpIfUwZSltUA== x-ms-office365-filtering-correlation-id: 0d0da117-2c69-485d-7276-08d685c11d14 x-ms-office365-filtering-ht: Tenant x-microsoft-antispam: BCL:0;PCL:0;RULEID:(2390118)(7020095)(4652040)(8989299)(4534185)(4627221)(201703031133081)(201702281549075)(8990200)(5600110)(711020)(4605077)(4618075)(2017052603328)(7153060)(7193020);SRVR:AM6PR04MB4774; x-ms-traffictypediagnostic: AM6PR04MB4774: x-microsoft-antispam-prvs: x-forefront-prvs: 093290AD39 x-forefront-antispam-report: SFV:NSPM;SFS:(10009020)(346002)(366004)(376002)(396003)(136003)(39860400002)(189003)(199004)(86362001)(2201001)(102836004)(4326008)(305945005)(186003)(478600001)(26005)(7736002)(386003)(76176011)(71200400001)(14454004)(25786009)(6506007)(446003)(53936002)(71190400001)(52116002)(1076003)(256004)(11346002)(7416002)(68736007)(81166006)(81156014)(8936002)(316002)(486006)(6436002)(2616005)(8676002)(110136005)(54906003)(3846002)(2501003)(6116002)(99286004)(2906002)(476003)(105586002)(97736004)(36756003)(50226002)(66066001)(6512007)(106356001)(6486002)(921003)(1121003);DIR:OUT;SFP:1101;SCL:1;SRVR:AM6PR04MB4774;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-ms-exchange-senderadcheck: 1 x-microsoft-antispam-message-info: LBUrZa7HQYjB69a6T0ib8WGaJPOZwgOKo2eWe7ZDPI22FuiuSLq0glkEveQRIUaLzObu9Rv2Ed4dwcFTXnVOqnsTjgv0ylg1OmyspU0Y/qag2g9U+ZWQvyHTGIgAMT1NGkv8DpTXvBmoI8jIO87WafxiBDHXJK+0Ej4GOXZxc8hCNEflkygIStensSvChdk9IB9GOWfEKIDA5CUmM1DVwPcfCX60se+dXTx3BGfjZ3NqcJX1aZi6QGc8tPsSddL530sHgzWZFx+wPvEQTV4HiaLuy4XG/8giWjTlYzliT2oqUWcp5MdwTomfLl7ioubWifcEzJPjaOlUTGz3qw7vbFLAFtgN2gBO86WDqgAokWFPfRCUmyxlWCgJlJa8ReBy8CcI1QlFsiL25gP4JuuuWQllfOfNTp9rx4YM0gUEPyA= 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: 0d0da117-2c69-485d-7276-08d685c11d14 X-MS-Exchange-CrossTenant-originalarrivaltime: 29 Jan 2019 08:09:32.6470 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM6PR04MB4774 Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@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 Reviewed-by: Minghuan Lian --- V3: - No change 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