When the length of the cable is more than 100m and the lan8814 is configured to run in 1000Base-T Slave then the register of the device needs to be optimized. Workaround this by setting the measure time to a value of 0xb. This value can be set regardless of the configuration. This issue is described in 'LAN8814 Silicon Errata and Data Sheet Clarification' and according to that, this will not be corrected in a future silicon revision. Reviewed-by: Wojciech Drewek <wojciech.drewek@intel.com> Signed-off-by: Horatiu Vultur <horatiu.vultur@microchip.com> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Acked-by: Arun Ramadoss <arun.ramadoss@microchip.com> Link: https://lore.kernel.org/r/20240304091548.1386022-3-horatiu.vultur@microchip.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Linux kernel ============ There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. The formatted documentation can also be read online at: https://www.kernel.org/doc/html/latest/ There are various text files in the Documentation/ subdirectory, several of them using the Restructured Text markup notation. Please read the Documentation/process/changes.rst file, as it contains the requirements for building and running the kernel, and information about the problems which may result by upgrading your kernel.
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