Try something like this
foreach($dvSwinGet-VDSwitch){
$dvSw.ExtensionData.FetchDVPorts($null) |
where {$_.Connectee} |
Select@{N="dvSwitch";E={$dvSw.Name}},
@{N="Port Id";E={$_.Key}},
@{N="Connectee";E={Get-View$_.Connectee.ConnectedEntity|Select-ExpandPropertyName}},
@{N="LinkUp";E={$_.State.RuntimeInfo.LinkUp}}
}