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Ip=[198.47.23.194]; Helo=[lewvzet200.ext.ti.com] X-MS-Exchange-CrossTenant-AuthSource: SN1PEPF000397B5.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ5PPF5B5767B72 X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.8 at phobos.denx.de X-Virus-Status: Clean On Mon, 06 Apr 2026 18:15:57 +0530, Siddharth Vadapalli wrote: > Since Linux commit c360eb0c3ccb ("dt-bindings: net: ethernet-controller: > Add informative text about RGMII delays"), the interpretation of RGMII > delays has changed. Prior to the commit, the RGMII Variant among "rgmii", > "rgmii-id", "rgmii-rxid" and "rgmii-txid" clearly specified whether it is > the MAC or the PHY that "should" add the delay. However, post that commit, > the RGMII Variant only specifies whether or not there is a delay on the > PCB traces between the MAC and the PHY, leaving it open as to who adds the > delay. > > Hence, instead of enforcing the existence of the device-tree properties > "ti,rx-internal-delay" and "ti,tx-internal-delay", default to a delay > of 2ns, while continuing to override this delay with the aforementioned > properties, if they exist in the device-tree. > > This is in line with the Linux driver implementation updated by commit > 6bf78849371d ("net: phy: dp83867: use 2ns delay if not specified in DTB"). > > Signed-off-by: Siddharth Vadapalli Reviewed-by: Anshul Dalal -- Anshul Dalal