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Tue, 16 Nov 2021 12:47:26 +0000 From: Aleksandar Gerasimovski To: "u-boot@lists.denx.de" , "Priyanka Jain (OSS)" , Rainer Boschung , Holger Brunck Subject: [PATCH 01/18] arm: ls1021a: limit debug eth phy speed to 100Mbps Thread-Topic: [PATCH 01/18] arm: ls1021a: limit debug eth phy speed to 100Mbps Thread-Index: Adfa6ApWxzadBNtPSLilHWISUPI+8w== Date: Tue, 16 Nov 2021 12:47:25 +0000 Message-ID: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=hitachienergy.com; x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 6a9055f4-197c-4f25-a1a6-08d9a8ff3e50 x-ms-traffictypediagnostic: AM9PR06MB7186: x-microsoft-antispam-prvs: x-he-o365-outbound: HEO365Out x-ms-oob-tlc-oobclassifiers: OLM:5516; x-ms-exchange-senderadcheck: 1 x-ms-exchange-antispam-relay: 0 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: 425RYr4mP6S3TcZMfjIGLHYQCtDaRpZ33n7uS/heFc8V3jAFWIqiX5QrPOeZzhM1Rwi3z0xmgRheC1OrWPVlUN+2RbFBuACytqbrQCgbBVJMQ44mPuBXcr8c0diP8vAzYkGq5EuHJhkny9XiH/GeQgc3YhNUsY95W6P6cYZVQJtAtPfw0xuDl7gtBITtmChyFLK5zUKQaAmLr6HU3B59tHTaHe/ziAsYfrjs68Vc3KHNZz17T+EBCEpZb0JowXzvdInbYUwrII438L301dWrNqkMLgr2Q1NcWelYZffYN64NcQu7uK6ytuCjypc/emXSpmDkzueLHI5DtaCUjEzwENBuA7ErgCsrZ6k4R6H+Ol4uQjyPQ8pVR6XkPcL6DEK3IWUFMIQN707gK3K6MvoHUuyUOXU4NLIIn/Mr9BQ5WeZeoXnl+ppI+X6rWHoa/ucB/bk81s+vZS9PgwBDcdT1mWsKeZySlM3PpCO571bYKLkeHlkS4XPoCbOPV3pMSP5aTsYe7JIlV+8ElbUQfmlc2fyRRti/VeislEw2glHZvh+dvMQL7rnFAn7fWML3elrQq/aV4pcg6Gg8/Rj9UHOzztr5ahlTwPRCiHpSHAe7nEXuCcpkYcNkfCl1joKNLuzLysAfIsoKJF1ce7oVMbXj8vhb/7M4o6b2dDUpyKEbWn/vDScgs8hs4O3eGiTuiawuWLuU5BeXsJuRv85RJpM2oQ== x-forefront-antispam-report: CIP:255.255.255.255; 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This leads to longer link establishment time when working in debug mode, as phy tries to autoneg 1000Mbps. This patch fixes the speed to 100Mbps and allows smother link establishment time for the debug interface. Signed-off-by: Aleksandar Gerasimovski --- arch/arm/dts/ls1021a-pg-wcom-seli8.dts | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/dts/ls1021a-pg-wcom-seli8.dts b/arch/arm/dts/ls1021a-pg-wcom-seli8.dts index e335188..f2cadd7 100644 --- a/arch/arm/dts/ls1021a-pg-wcom-seli8.dts +++ b/arch/arm/dts/ls1021a-pg-wcom-seli8.dts @@ -38,6 +38,7 @@ &enet2 { phy-handle = <&debug_phy>; phy-connection-type = "rgmii-id"; + max-speed = <100>; status = "okay"; };