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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: [net-next v4 6/6] dt-bindings: marvell,prestera: Add description for device-tree bindings Date: Mon, 27 Jul 2020 15:22:42 +0300 Message-Id: <20200727122242.32337-7-vadym.kochan@plvision.eu> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200727122242.32337-1-vadym.kochan@plvision.eu> References: <20200727122242.32337-1-vadym.kochan@plvision.eu> Content-Type: text/plain X-ClientProxiedBy: AM5PR0602CA0010.eurprd06.prod.outlook.com (2603:10a6:203:a3::20) To DB6P190MB0534.EURP190.PROD.OUTLOOK.COM (2603:10a6:6:33::15) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from pc60716vkochan.x.ow.s (217.20.186.93) by AM5PR0602CA0010.eurprd06.prod.outlook.com (2603:10a6:203:a3::20) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3216.20 via Frontend Transport; Mon, 27 Jul 2020 12:23:17 +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: df3ce69f-3289-4faa-1f96-08d83227d808 X-MS-TrafficTypeDiagnostic: DB6P190MB0151: 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: wGnzy4uoyOHPaRmcHfrAOeXZqtvyxMkA43WyP8c/Rs6nJSH3c7xzwsYriDNxp3Zrat5+1M+hkKq3PJ9j/rUShgoiOQP1jNKQPnyh4lWRMcrI8rhqo+kIYuqZhExPw9LPT2lSvwViF5ewbCrlktSwhDxGRjhoXGeqK6ImTsRbLsrg5pSGHDkL6aMM0oWhnKtekqa+Oar1S4ZNH0Ep8g/rBfCaTJbB4t3V1kUVxpTWXGtmWkNy6/AU54Encpc9spvmELVmEE/35Giz+9pl7lFLMuoMD6iZ+rA9lEozXgmYpBq13RsGwVrcnbLUjl5F32NPPQfOcfnMg+AA5YUwMVLo5sEuXxeZHK9CyOkN0eCtMqGfNg9L9KfSUAe112K44S5VxBaH88hN7t2mzGfelZtUzw== X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:DB6P190MB0534.EURP190.PROD.OUTLOOK.COM;PTR:;CAT:NONE;SFTY:;SFS:(39830400003)(396003)(136003)(376002)(346002)(366004)(6506007)(508600001)(83380400001)(956004)(52116002)(316002)(66946007)(8936002)(36756003)(26005)(2616005)(8676002)(66476007)(66556008)(186003)(44832011)(54906003)(6486002)(110136005)(16526019)(6512007)(86362001)(1076003)(107886003)(4326008)(6666004)(5660300002)(2906002)(142933001)(921003);DIR:OUT;SFP:1102; X-MS-Exchange-AntiSpam-MessageData: sBya+nhjcfsePgY3ef/d495K4fsHKwCT1k0Zuxm1QR0gwbKD0a1pNRga2vMIClfaBLpoyyRNEUX/MKU3unrkn+uu706MwzRDA3GtcJxZGcXnprlhk9+K33c5LYSVut24ZXgl2tWMluxzou5QifdvM5Mt5ViqLf2nb1TIgnCXst6X0HEF9cwKePi7zhnRfDl4sk8GeWSdyfGq3YjJQWLvOzRo/M7RPsjwD0KP1/f24QrZo4TN2R6wedi30kXtH08fQ5bnjT/pskenpj+uw6s13V0XkuuCc9fz9wxc1xBKL94kiIoPLA7UhjgubiJ8FWZc9dxsPcQqaqqKmgN2hdz0W3ivqj9zPcEqCv8TNwnTR1nJSqh6GFPDGcYVeQpE8ABLckObH8rexyMp16rwtfTOCts007sC+oVqgS035SR3cMe4bvl3EF8oFkO2pC/fSJXav3Id5OXWObBbSG+LOzaUC85b6SV+KzaiW4fFdaIEX1w= X-OriginatorOrg: plvision.eu X-MS-Exchange-CrossTenant-Network-Message-Id: df3ce69f-3289-4faa-1f96-08d83227d808 X-MS-Exchange-CrossTenant-AuthSource: DB6P190MB0534.EURP190.PROD.OUTLOOK.COM X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 27 Jul 2020 12:23:18.4328 (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: 7ifNWvjCB/7VJuBoBvrEWq56bAxkuuPkeYZdmvc+AkqRjHY0g4Pwz0n+KWJw1Hi7CBPoQLSwz7FVf3DRzVhj7AVD9oI/zeKYnPVk0kgJnyM= X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB6P190MB0151 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"; +}; -- 2.17.1