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Wed, 12 Jan 2022 18:12:56 +0000 From: Robert Hancock To: netdev@vger.kernel.org Cc: davem@davemloft.net, kuba@kernel.org, robh+dt@kernel.org, michal.simek@xilinx.com, nicolas.ferre@microchip.com, claudiu.beznea@microchip.com, devicetree@vger.kernel.org, Robert Hancock Subject: [PATCH net-next 1/3] macb: bindings doc: added generic PHY and reset mappings for ZynqMP Date: Wed, 12 Jan 2022 12:11:11 -0600 Message-Id: <20220112181113.875567-2-robert.hancock@calian.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20220112181113.875567-1-robert.hancock@calian.com> References: <20220112181113.875567-1-robert.hancock@calian.com> Content-Transfer-Encoding: 8bit Content-Type: text/plain X-ClientProxiedBy: CO2PR05CA0092.namprd05.prod.outlook.com (2603:10b6:104:1::18) To YT3PR01MB6274.CANPRD01.PROD.OUTLOOK.COM (2603:10b6:b01:6a::19) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 7363a039-8fe2-40b8-f317-08d9d5f7283b X-MS-TrafficTypeDiagnostic: YT1PR01MB3516:EE_ X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:3968; 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Signed-off-by: Robert Hancock --- .../devicetree/bindings/net/macb.txt | 33 +++++++++++++++++++ 1 file changed, 33 insertions(+) diff --git a/Documentation/devicetree/bindings/net/macb.txt b/Documentation/devicetree/bindings/net/macb.txt index a1b06fd1962e..e526952145b8 100644 --- a/Documentation/devicetree/bindings/net/macb.txt +++ b/Documentation/devicetree/bindings/net/macb.txt @@ -29,6 +29,12 @@ Required properties: Optional elements: 'rx_clk' applies to cdns,zynqmp-gem Optional elements: 'tsu_clk' - clocks: Phandles to input clocks. +- phy_names, phys: Required with ZynqMP SoC when in SGMII mode. + phy_names should be "sgmii-phy" and phys should + reference PS-GTR generic PHY device for this controller + instance. See ZynqMP example below. +- resets, reset-names: Recommended with ZynqMP, specify reset control for this + controller instance with zynqmp-reset driver. Optional properties: - mdio: node containing PHY children. If this node is not present, then PHYs @@ -58,3 +64,30 @@ Examples: reset-gpios = <&pioE 6 1>; }; }; + + gem1: ethernet@ff0c0000 { + compatible = "cdns,zynqmp-gem", "cdns,gem"; + interrupt-parent = <&gic>; + interrupts = <0 59 4>, <0 59 4>; + reg = <0x0 0xff0c0000 0x0 0x1000>; + clocks = <&zynqmp_clk LPD_LSBUS>, <&zynqmp_clk GEM1_REF>, + <&zynqmp_clk GEM1_TX>, <&zynqmp_clk GEM1_RX>, + <&zynqmp_clk GEM_TSU>; + clock-names = "pclk", "hclk", "tx_clk", "rx_clk", "tsu_clk"; + #address-cells = <1>; + #size-cells = <0>; + #stream-id-cells = <1>; + iommus = <&smmu 0x875>; + power-domains = <&zynqmp_firmware PD_ETH_1>; + resets = <&zynqmp_reset ZYNQMP_RESET_GEM1>; + reset-names = "gem1_rst"; + status = "okay"; + phy-mode = "sgmii"; + phy-names = "sgmii-phy"; + phys = <&psgtr 1 PHY_TYPE_SGMII 1 1>; + fixed-link { + speed = <1000>; + full-duplex; + pause; + }; + }; -- 2.31.1