Message ID | 20231211215842.134823-5-Frank.Li@nxp.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
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b=CQw3FDUX4wlwmbibf9DfpvMvLDGCEWKykNDb0nh1Rv0RxkUvd6ylOkRNT4au4wyoKXRkJrvP2gEdngjZtI31lrnbINaPT22ug3k+/tJHB5LPl2myH6A8vZClSPotQpt/PQNp52rpc7CJa2f2vyjBnqvvRoTv2D/zLBxQdfb9ujY= Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=nxp.com; Received: from VI1PR04MB4845.eurprd04.prod.outlook.com (2603:10a6:803:51::30) by AM9PR04MB7569.eurprd04.prod.outlook.com (2603:10a6:20b:2d8::22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7068.33; Mon, 11 Dec 2023 21:59:41 +0000 Received: from VI1PR04MB4845.eurprd04.prod.outlook.com ([fe80::dfaa:e869:45eb:76e5]) by VI1PR04MB4845.eurprd04.prod.outlook.com ([fe80::dfaa:e869:45eb:76e5%6]) with mapi id 15.20.7068.031; Mon, 11 Dec 2023 21:59:41 +0000 From: Frank Li <Frank.Li@nxp.com> To: frank.li@nxp.com Cc: bhelgaas@google.com, conor+dt@kernel.org, devicetree@vger.kernel.org, festevam@gmail.com, helgaas@kernel.org, hongxing.zhu@nxp.com, imx@lists.linux.dev, kernel@pengutronix.de, krzysztof.kozlowski+dt@linaro.org, kw@linux.com, l.stach@pengutronix.de, linux-arm-kernel@lists.infradead.org, linux-imx@nxp.com, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, lpieralisi@kernel.org, manivannan.sadhasivam@linaro.org, robh@kernel.org, s.hauer@pengutronix.de, shawnguo@kernel.org Subject: [PATCH v3 04/13] PCI: imx6: Using "linux,pci-domain" as slot ID Date: Mon, 11 Dec 2023 16:58:33 -0500 Message-Id: <20231211215842.134823-5-Frank.Li@nxp.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231211215842.134823-1-Frank.Li@nxp.com> References: <20231211215842.134823-1-Frank.Li@nxp.com> X-ClientProxiedBy: SJ0PR03CA0009.namprd03.prod.outlook.com (2603:10b6:a03:33a::14) To VI1PR04MB4845.eurprd04.prod.outlook.com (2603:10a6:803:51::30) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: VI1PR04MB4845:EE_|AM9PR04MB7569:EE_ X-MS-Office365-Filtering-Correlation-Id: 17711b2e-47d1-4d95-2715-08dbfa9479c3 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" <linux-arm-kernel-bounces@lists.infradead.org> Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org |
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PCI: imx6: Clean up and add imx95 pci support
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diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c index 509d459bdc5a1..548034151ee1a 100644 --- a/drivers/pci/controller/dwc/pci-imx6.c +++ b/drivers/pci/controller/dwc/pci-imx6.c @@ -33,6 +33,7 @@ #include <linux/pm_domain.h> #include <linux/pm_runtime.h> +#include "../../pci.h" #include "pcie-designware.h" #define IMX8MQ_GPR_PCIE_REF_USE_PAD BIT(9) @@ -1327,6 +1328,12 @@ static int imx6_pcie_probe(struct platform_device *pdev) "Failed to get PCIEPHY reset control\n"); } + /* Using linux,pci-domain as PCI slot id */ + imx6_pcie->controller_id = of_get_pci_domain_nr(node); + /* If there are not "linux,pci-domain" in dts file, means only 1 controller */ + if (imx6_pcie->controller_id < 0) + imx6_pcie->controller_id = 0; + switch (imx6_pcie->drvdata->variant) { case IMX7D: if (dbi_base->start == IMX8MQ_PCIE2_BASE_ADDR)
Avoid use get slot id by compared with register physical address. If there are more than 2 slots, compared logic will become complex. Signed-off-by: Frank Li <Frank.Li@nxp.com> --- Notes: Change from v2 to v3 - none Change from v1 to v2 - fix of_get_pci_domain_nr return value check logic drivers/pci/controller/dwc/pci-imx6.c | 7 +++++++ 1 file changed, 7 insertions(+)