Merge branch 'add-support-for-vsc85xx-dt-rgmii-delays'

Harini Katakam says:

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Add support for VSC85xx DT RGMII delays

Provide an option to change RGMII delay value via devicetree.
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Link: https://lore.kernel.org/r/20230529122017.10620-1-harini.katakam@amd.com


Signed-off-by: Jakub Kicinski <kuba@kernel.org>