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Fri, 13 Aug 2021 02:57:38 +0000 From: hongbo.wang@nxp.com To: hongjun.chen@nxp.com, po.liu@nxp.com, shawnguo@kernel.org, leoyang.li@nxp.com, vladimir.oltean@nxp.com, robh+dt@kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, andrew@lunn.ch, f.fainelli@gmail.com, vivien.didelot@gmail.com, davem@davemloft.net, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Cc: hongbo wang Subject: [PATCH v1] arm64: dts: fsl: ls1028a-rdb: Add dts file to choose swp5 as dsa master Date: Fri, 13 Aug 2021 11:01:55 +0800 Message-Id: <20210813030155.23097-1-hongbo.wang@nxp.com> X-Mailer: git-send-email 2.17.1 X-ClientProxiedBy: AM8P251CA0017.EURP251.PROD.OUTLOOK.COM (2603:10a6:20b:21b::22) To VI1PR04MB5677.eurprd04.prod.outlook.com (2603:10a6:803:ed::22) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from whb-OptiPlex-790.ap.freescale.net (119.31.174.73) by AM8P251CA0017.EURP251.PROD.OUTLOOK.COM (2603:10a6:20b:21b::22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4415.17 via Frontend Transport; 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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: hongbo wang some use cases want to use swp4-eno2 link as ordinary data path, so we can enable swp5 as dsa master, the data from kernel can be transmitted to eno3, then send to swp5 via internal link, switch will forward it to swp0-3. the data to kernel will come from swp0-3, and received by kernel via swp5-eno3 link. Signed-off-by: hongbo wang --- arch/arm64/boot/dts/freescale/Makefile | 1 + .../fsl-ls1028a-rdb-dsa-swp5-eno3.dts | 27 +++++++++++++++++++ 2 files changed, 28 insertions(+) create mode 100644 arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb-dsa-swp5-eno3.dts diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile index 25806c4924cb..032aaf52079a 100644 --- a/arch/arm64/boot/dts/freescale/Makefile +++ b/arch/arm64/boot/dts/freescale/Makefile @@ -12,6 +12,7 @@ dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1028a-kontron-sl28-var3-ads2.dtb dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1028a-kontron-sl28-var4.dtb dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1028a-qds.dtb dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1028a-rdb.dtb +dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1028a-rdb-dsa-swp5-eno3.dtb dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1043a-qds.dtb dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1043a-rdb.dtb dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1046a-frwy.dtb diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb-dsa-swp5-eno3.dts b/arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb-dsa-swp5-eno3.dts new file mode 100644 index 000000000000..a88396c137a1 --- /dev/null +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb-dsa-swp5-eno3.dts @@ -0,0 +1,27 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Device Tree file for NXP LS1028A RDB with dsa master swp5-eno3. + * + * Copyright 2018-2021 NXP + * + * Hongbo Wang + * + */ + +/dts-v1/; +#include "fsl-ls1028a-rdb.dts" + +&enetc_port3 { + status = "okay"; +}; + +&mscc_felix_port4 { + label = "swp4"; + /delete-property/ ethernet; + status = "okay"; +}; + +&mscc_felix_port5 { + ethernet = <&enetc_port3>; + status = "okay"; +}; -- 2.27.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel