In a large saucepan, combine the sweet potatoes, ½ cup chicken broth, 4 tbsp butter, ¾ tsp salt, and ½ tsp pepper.
Cover and cook over medium heat, stirring occasionally, until tender, about 20 mins.
Blend until smooth.
Pat pork dry and season with ground cinnamon, 1 tsp salt, and 1 tsp black pepper.
Melt 1 tbsp butter in a 12-inch nonstick skillet over medium-high heat.
Cook pork until browned and they register 140°F, about 6 mins per side.
Transfer to a platter and tent with foil to rest.
Whisk together cornstarch and remaining ½ cup chicken broth.
In the skillet, combine cherries, bourbon, orange marmalade, broth-cornstarch mixture, remaining ¼ tsp salt, and ¼ tsp black pepper.
Simmer over medium-high heat, stirring, until thick and translucent, about 3 mins.
Stir in remaining 3 tbsp butter.
Serve pork chops and mashed sweet potatoes with bourbon-cherry sauce.