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Mon, 22 May 2023 07:28:34 -0500 Received: from xhdharinik40.xilinx.com (10.180.168.240) by SATLEXMB03.amd.com (10.181.40.144) with Microsoft SMTP Server id 15.1.2375.34 via Frontend Transport; Mon, 22 May 2023 07:28:30 -0500 From: Harini Katakam To: , , , , , , , , , CC: , , , , , Subject: [PATCH net-next v4 0/2] Add support for VSC85xx DT RGMII delays Date: Mon, 22 May 2023 17:58:27 +0530 Message-ID: <20230522122829.24945-1-harini.katakam@amd.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DM6NAM11FT093:EE_|SA3PR12MB8000:EE_ X-MS-Office365-Filtering-Correlation-Id: 8a32d80d-6547-4d45-d138-08db5ac00fdc X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:165.204.84.17;CTRY:US;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:SATLEXMB03.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230028)(4636009)(136003)(346002)(376002)(396003)(39860400002)(451199021)(46966006)(36840700001)(40470700004)(82740400003)(81166007)(921005)(356005)(40480700001)(82310400005)(36756003)(86362001)(40460700003)(8676002)(8936002)(7416002)(966005)(44832011)(26005)(5660300002)(1076003)(2906002)(47076005)(2616005)(336012)(426003)(186003)(83380400001)(41300700001)(316002)(6666004)(70586007)(70206006)(110136005)(54906003)(478600001)(36860700001)(4326008)(36900700001);DIR:OUT;SFP:1101; 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Existing code will identify VSC8531_01/02 and there is no unique functionality to be added for either version. - Correct type of rx/tx_delay to accept correct return value. - Added Andrew's tag to patch 1 Lore link for v3: https://lore.kernel.org/netdev/20230511120808.28646-1-harini.katakam@amd.com/ v3 changes: - Remove patch 2/3 from v2 as custom mscc properties dont need to be defined. rx-internal-delay-ps and tx-internal-delay-ps can be used. - Change RGMII delay precedence as advised by Vladimir: phy-mode rgmii rgmii-rxid/rgmii-id -------------------------------------------------------------------------------------------- rx-internal-delay-ps absent 0.2 ns 2 ns rx-internal-delay-ps present follow rx-internal-delay-ps follow rx-internal-delay-ps - Split VSC8531-02 and RGMII delay config into separate patches. - Correct vendor ID - Update commit description and subject everywhere to say RGMII delays instead of RGMII tuning. v2 changes: - Added patch to use a common vendor phy id match - Removed dt include header patch because delays should be specied in ps, not register values - Updated DT binding description and commit for optional delay tuning to be clearer on the precedence - Updated dt property name to include vendor instead of phy device name - Switch both VSC8531 and VSC8531-02 to use exact phy id match as they share the same model number - Ensure RCT - Improve optional property read Harini Katakam (2): phy: mscc: Use PHY_ID_MATCH_VENDOR to minimize PHY ID table phy: mscc: Add support for RGMII delay configuration drivers/net/phy/mscc/mscc.h | 3 ++ drivers/net/phy/mscc/mscc_main.c | 49 +++++++++++++++++++------------- 2 files changed, 32 insertions(+), 20 deletions(-)