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Miller" , Jakub Kicinski , Jiri Pirko , Ido Schimmel , Andrew Lunn , Oleksandr Mazur , Serhiy Boiko , Serhiy Pshyk , Volodymyr Mytnyk , Taras Chornyi , Andrii Savka , netdev@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Andy Shevchenko , Mickey Rachamim , Vadym Kochan Subject: [PATCH net-next v7 6/6] dt-bindings: marvell,prestera: Add description for device-tree bindings Date: Fri, 4 Sep 2020 19:52:22 +0300 Message-Id: <20200904165222.18444-7-vadym.kochan@plvision.eu> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200904165222.18444-1-vadym.kochan@plvision.eu> References: <20200904165222.18444-1-vadym.kochan@plvision.eu> X-ClientProxiedBy: AM6PR04CA0062.eurprd04.prod.outlook.com (2603:10a6:20b:f0::39) To DB6P190MB0535.EURP190.PROD.OUTLOOK.COM (2603:10a6:6:3e::26) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from pc60716vkochan.x.ow.s (217.20.186.93) by AM6PR04CA0062.eurprd04.prod.outlook.com (2603:10a6:20b:f0::39) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3348.15 via Frontend Transport; Fri, 4 Sep 2020 16:52:58 +0000 X-Mailer: git-send-email 2.17.1 X-Originating-IP: [217.20.186.93] X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: e099d3ee-0951-4869-d028-08d850f2fada X-MS-TrafficTypeDiagnostic: DB8P190MB0730: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:6790; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: PjqJn6D1Od03QKZ7U/Ge74HRW/SA50S8KsDq2M1LR+rxvjEULXKQLanmrak/8fEgbKyJ/xMZVNf87tSb/NkVCZCz9HNBqZtpFqkq/Zdg0n9H1WqQoaDGtH2tfjjbASpCWP86sFJmRMtFz2mV12K4XR+vQirztsBFrO1sq65I3rg3Ib1k82w0/f22aMs506bZdYbVr1wTZtIxVFtb10VBORKElIARzUtxbjotygX1abFig7M6RQEqAeLoUnBLB4OYDpOm6GF5kZx+jp1AZxXTl61qaIy66uOXRK/0mgA5hpxGU5YQkpcJT+IR2C9tzFwKZss66p2ZRNWAvoZ4tAFTNTlCfVpPSKNufs3NBX6Ig4u+jTxB2p8wkWdbfccdraruuDHr06csoJrPBPXAjqTBEw== X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:DB6P190MB0535.EURP190.PROD.OUTLOOK.COM;PTR:;CAT:NONE;SFS:(136003)(376002)(366004)(396003)(39830400003)(346002)(36756003)(44832011)(4326008)(2616005)(54906003)(956004)(5660300002)(8676002)(6512007)(66946007)(66476007)(2906002)(83380400001)(110136005)(66556008)(6666004)(478600001)(86362001)(6486002)(107886003)(1076003)(8936002)(16526019)(6506007)(186003)(26005)(52116002)(316002)(921003)(142933001);DIR:OUT;SFP:1102; X-MS-Exchange-AntiSpam-MessageData: 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 X-OriginatorOrg: plvision.eu X-MS-Exchange-CrossTenant-Network-Message-Id: e099d3ee-0951-4869-d028-08d850f2fada X-MS-Exchange-CrossTenant-AuthSource: DB6P190MB0535.EURP190.PROD.OUTLOOK.COM X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 04 Sep 2020 16:52:59.6065 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 03707b74-30f3-46b6-a0e0-ff0a7438c9c4 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: 7SP89KzUq0xtqHL39nihwZThCfFvq2QdNRa45NFZNJuxCVV6OV116/bav7kOEoS0jXa22b6zKddnsY5kZ/2DAQi/nbtw2YdAZHdYDiPYcvU= X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB8P190MB0730 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Add brief description how to configure base mac address binding in device-tree. Describe requirement for the PCI port which is connected to the ASIC, to allow access to the firmware related registers. Signed-off-by: Vadym Kochan --- .../bindings/net/marvell,prestera.txt | 34 +++++++++++++++++++ 1 file changed, 34 insertions(+) diff --git a/Documentation/devicetree/bindings/net/marvell,prestera.txt b/Documentation/devicetree/bindings/net/marvell,prestera.txt index 83370ebf5b89..e28938ddfdf5 100644 --- a/Documentation/devicetree/bindings/net/marvell,prestera.txt +++ b/Documentation/devicetree/bindings/net/marvell,prestera.txt @@ -45,3 +45,37 @@ dfx-server { ranges = <0 MBUS_ID(0x08, 0x00) 0 0x100000>; reg = ; }; + +Marvell Prestera SwitchDev bindings +----------------------------------- +Optional properties: +- compatible: must be "marvell,prestera" +- base-mac-provider: describes handle to node which provides base mac address, + might be a static base mac address or nvme cell provider. + +Example: + +eeprom_mac_addr: eeprom-mac-addr { + compatible = "eeprom,mac-addr-cell"; + status = "okay"; + + nvmem = <&eeprom_at24>; +}; + +prestera { + compatible = "marvell,prestera"; + status = "okay"; + + base-mac-provider = <&eeprom_mac_addr>; +}; + +The current implementation of Prestera Switchdev PCI interface driver requires +that BAR2 is assigned to 0xf6000000 as base address from the PCI IO range: + +&cp0_pcie0 { + ranges = <0x81000000 0x0 0xfb000000 0x0 0xfb000000 0x0 0xf0000 + 0x82000000 0x0 0xf6000000 0x0 0xf6000000 0x0 0x2000000 + 0x82000000 0x0 0xf9000000 0x0 0xf9000000 0x0 0x100000>; + phys = <&cp0_comphy0 0>; + status = "okay"; +};