net: renesas: rswitch: fix initial MPIC register setting
MPIC.PIS must be set per phy interface type.
MPIC.LSC must be set per speed.
Do that strictly per datasheet, instead of hardcoding MPIC.PIS to GMII.
Fixes: 3590918b5d07 ("net: ethernet: renesas: Add support for "Ethernet Switch"")
Signed-off-by: Nikita Yushchenko <nikita.yoush@cogentembedded.com>
Reviewed-by: Michal Swiatkowski <michal.swiatkowski@linux.intel.com>
Link: https://patch.msgid.link/20241211053012.368914-1-nikita.yoush@cogentembedded.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
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