route-and-controller.js

App.NewsRoute = Em.Route.extend({
  model: function (params) {
    return params;
  },

  setupController: function (controller) {
    controller.load();
  }
});

App.NewsController = Em.ArrayController.extend({
  load: function () {
    var controller = this;
    App.News.findAll().then(function (news) {
      controller.set('content', news);
    });
  }
});