This code is from before this driver was converted to phylink API. Phylink deals with the unsupported interface cases before mt7530_pad_clk_setup() is run. Therefore, the default case would never run. However, it must be defined nonetheless to handle all the remaining enumeration values, the phy-modes. Switch to if statement for RGMII and return which simplifies the code and saves an indent. Set P6_INTF_MODE, which is the three least significant bits of the MT7530_P6ECR register, to 0 for RGMII even though it will already be 0 after reset. This is to keep supporting dynamic reconfiguration of the port in the case the interface changes from TRGMII to RGMII. Disable the TRGMII clocks for all cases. They will be enabled if TRGMII is being used. Read XTAL after checking for RGMII as it's only needed for the TRGMII interface mode. Reviewed-by: Daniel Golle <daniel@makrotopia.org> Reviewed-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk> Signed-off-by: Arınç ÜNAL <arinc.unal@arinc9.com> Reviewed-by: Vladimir Oltean <olteanv@gmail.com> Link: https://lore.kernel.org/r/20240206-for-netnext-mt7530-improvements-2-v5-3-d7d92a185cb1@arinc9.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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