[U-Boot, v2, 1/1]net: phy: add paged PHY register accessors

[Marek Vasut]

On 10/6/25 2:49 PM, Lucien.Jheng wrote:
> Synchronize paged PHY helpers with Linux v6.17.
> 
> Add support for PHY devices that use paged register access by
> implementing the following functions:
> - phy_save_page(): Save current page number
> - phy_select_page(): Switch to a specific page and return previous page
> - phy_restore_page(): Restore previously saved page
> 
> Also adds read_page and write_page callbacks to the phy_driver
> structure to enable driver-specific page handling.
> 
> These helpers allow safe access to paged PHY registers by ensuring
> proper page selection and restoration,
> even in error conditions, which will be used by the Airoha PHY driver.
Are there any users ? If not, this is dead code.