Preheat oven to 325°F. Line a muffin tin with muffin liners. Set aside.
In the bowl of a stand mixer with a paddle attachment, blend cream cheese and butter on medium speed until smooth (about 3 minutes).
Gradually add sugar, beating until light and fluffy.
Reduce mixer speed to low. Add eggs, one at a time, beating well after each addition.
Add vanilla. Mix until combined.
Add the flour and salt. Mix until just combined.
With the mixer on low, add buttermilk. Mix until just incorporated.
Gently fold in raspberries and white chocolate chips.