diff --git a/res/values/attrs.xml b/res/values/attrs.xml
index 92aa678..08f0089 100644
--- a/res/values/attrs.xml
+++ b/res/values/attrs.xml
@@ -154,12 +154,7 @@
         <attr name="demoModeLayoutId" format="reference" />
         <attr name="isScalable" format="boolean" />
         <attr name="devicePaddingId" format="reference" />
-        <attr name="gridEnabled" format="integer" >
-            <!-- Enable on all devices; default value -->
-            <enum name="all_displays" value="0" />
-            <!-- Enable on single display devices only -->
-            <enum name="single_display" value="1" />
-        </attr>
+        <attr name="gridEnabled" format="boolean" />
 
     </declare-styleable>
 
@@ -241,10 +236,7 @@
         <attr name="twoPanelLandscapeIconTextSize" format="float" />
 
         <!-- If set, this display option is used to determine the default grid -->
-        <attr name="canBeDefault" format="boolean|integer" >
-            <!-- The profile can be default on split display devices -->
-            <flag name="split_display" value="0x2" />
-        </attr>
+        <attr name="canBeDefault" format="boolean" />
 
         <!-- Margin on left and right of the workspace when GridDisplayOption#isScalable is true -->
         <attr name="horizontalMargin" format="float"/>
diff --git a/res/xml/device_profiles.xml b/res/xml/device_profiles.xml
index 256999c..e030f81 100644
--- a/res/xml/device_profiles.xml
+++ b/res/xml/device_profiles.xml
@@ -121,7 +121,7 @@
             launcher:minHeightDps="694"
             launcher:iconImageSize="56"
             launcher:iconTextSize="14.4"
-            launcher:canBeDefault="split_display" />
+            launcher:canBeDefault="true" />
 
         <display-option
             launcher:name="Shorter Stubby"
diff --git a/res/xml/device_profiles_split.xml b/res/xml/device_profiles_split.xml
new file mode 100644
index 0000000..2fad0c9
--- /dev/null
+++ b/res/xml/device_profiles_split.xml
@@ -0,0 +1,137 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright (C) 2021 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<profiles xmlns:launcher="http://schemas.android.com/apk/res-auto" >
+
+    <grid-option
+        launcher:name="3_by_3"
+        launcher:numRows="3"
+        launcher:numColumns="3"
+        launcher:numFolderRows="2"
+        launcher:numFolderColumns="3"
+        launcher:numHotseatIcons="3"
+        launcher:dbFile="launcher_3_by_3.db"
+        launcher:defaultLayoutId="@xml/default_workspace_3x3" >
+
+        <display-option
+            launcher:name="Super Short Stubby"
+            launcher:minWidthDps="255"
+            launcher:minHeightDps="300"
+            launcher:iconImageSize="48"
+            launcher:iconTextSize="13.0"
+            launcher:canBeDefault="true" />
+
+        <display-option
+            launcher:name="Shorter Stubby"
+            launcher:minWidthDps="255"
+            launcher:minHeightDps="400"
+            launcher:iconImageSize="48"
+            launcher:iconTextSize="13.0"
+            launcher:canBeDefault="true" />
+
+    </grid-option>
+
+    <grid-option
+        launcher:name="4_by_4"
+        launcher:numRows="4"
+        launcher:numColumns="4"
+        launcher:numFolderRows="3"
+        launcher:numFolderColumns="4"
+        launcher:numHotseatIcons="4"
+        launcher:dbFile="launcher_4_by_4.db"
+        launcher:defaultLayoutId="@xml/default_workspace_4x4" >
+
+        <display-option
+            launcher:name="Short Stubby"
+            launcher:minWidthDps="275"
+            launcher:minHeightDps="420"
+            launcher:iconImageSize="48"
+            launcher:iconTextSize="13.0"
+            launcher:canBeDefault="true" />
+
+        <display-option
+            launcher:name="Stubby"
+            launcher:minWidthDps="255"
+            launcher:minHeightDps="450"
+            launcher:iconImageSize="48"
+            launcher:iconTextSize="13.0"
+            launcher:canBeDefault="true" />
+
+        <display-option
+            launcher:name="Nexus S"
+            launcher:minWidthDps="296"
+            launcher:minHeightDps="491.33"
+            launcher:iconImageSize="48"
+            launcher:iconTextSize="13.0"
+            launcher:canBeDefault="true" />
+
+        <display-option
+            launcher:name="Nexus 4"
+            launcher:minWidthDps="359"
+            launcher:minHeightDps="567"
+            launcher:iconImageSize="54"
+            launcher:iconTextSize="13.0"
+            launcher:canBeDefault="true" />
+
+        <display-option
+            launcher:name="Nexus 5"
+            launcher:minWidthDps="335"
+            launcher:minHeightDps="567"
+            launcher:iconImageSize="54"
+            launcher:iconTextSize="13.0"
+            launcher:canBeDefault="true" />
+
+    </grid-option>
+
+    <grid-option
+        launcher:name="5_by_5"
+        launcher:numRows="5"
+        launcher:numColumns="5"
+        launcher:numFolderRows="4"
+        launcher:numFolderColumns="4"
+        launcher:numHotseatIcons="5"
+        launcher:numExtendedHotseatIcons="8"
+        launcher:dbFile="launcher.db"
+        launcher:defaultLayoutId="@xml/default_workspace_5x5" >
+
+        <display-option
+            launcher:name="Large Phone"
+            launcher:minWidthDps="406"
+            launcher:minHeightDps="694"
+            launcher:iconImageSize="56"
+            launcher:iconTextSize="14.4"
+            launcher:canBeDefault="true" />
+
+        <display-option
+            launcher:name="Large Phone Split Display"
+            launcher:minWidthDps="406"
+            launcher:minHeightDps="694"
+            launcher:iconImageSize="56"
+            launcher:iconTextSize="14.4"
+            launcher:canBeDefault="true" />
+
+        <display-option
+            launcher:name="Shorter Stubby"
+            launcher:minWidthDps="255"
+            launcher:minHeightDps="400"
+            launcher:iconImageSize="48"
+            launcher:iconTextSize="13.0"
+            launcher:canBeDefault="true" />
+
+    </grid-option>
+
+</profiles>
\ No newline at end of file
diff --git a/src/com/android/launcher3/InvariantDeviceProfile.java b/src/com/android/launcher3/InvariantDeviceProfile.java
index 1b2f177..d844b87 100644
--- a/src/com/android/launcher3/InvariantDeviceProfile.java
+++ b/src/com/android/launcher3/InvariantDeviceProfile.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2015 The Android Open Source Project
+ * Copyright (C) 2021 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -70,11 +70,6 @@
     public static final MainThreadInitializedObject<InvariantDeviceProfile> INSTANCE =
             new MainThreadInitializedObject<>(InvariantDeviceProfile::new);
 
-    private static final int DEFAULT_TRUE = -1;
-    private static final int DEFAULT_SPLIT_DISPLAY = 2;
-    private static final int GRID_ENABLED_ALL_DISPLAYS = 0;
-    private static final int GRID_ENABLED_SINGLE_DISPLAY = 1;
-
     private static final String KEY_IDP_GRID_NAME = "idp_grid_name";
 
     private static final float ICON_SIZE_DEFINED_IN_APP_DP = 48;
@@ -393,7 +388,9 @@
     private static ArrayList<DisplayOption> getPredefinedDeviceProfiles(
             Context context, String gridName, boolean isSplitDisplay, boolean allowDisabledGrid) {
         ArrayList<DisplayOption> profiles = new ArrayList<>();
-        try (XmlResourceParser parser = context.getResources().getXml(R.xml.device_profiles)) {
+        int xmlResource = isSplitDisplay ? R.xml.device_profiles_split : R.xml.device_profiles;
+
+        try (XmlResourceParser parser = context.getResources().getXml(xmlResource)) {
             final int depth = parser.getDepth();
             int type;
             while (((type = parser.next()) != XmlPullParser.END_TAG ||
@@ -411,8 +408,7 @@
                             if ((type == XmlPullParser.START_TAG) && "display-option".equals(
                                     parser.getName())) {
                                 profiles.add(new DisplayOption(gridOption, context,
-                                        Xml.asAttributeSet(parser),
-                                        isSplitDisplay ? DEFAULT_SPLIT_DISPLAY : DEFAULT_TRUE));
+                                        Xml.asAttributeSet(parser)));
                             }
                         }
                     }
@@ -450,7 +446,9 @@
      */
     public List<GridOption> parseAllGridOptions(Context context) {
         List<GridOption> result = new ArrayList<>();
-        try (XmlResourceParser parser = context.getResources().getXml(R.xml.device_profiles)) {
+        int xmlResource = isSplitDisplay ? R.xml.device_profiles_split : R.xml.device_profiles;
+
+        try (XmlResourceParser parser = context.getResources().getXml(xmlResource)) {
             final int depth = parser.getDepth();
             int type;
             while (((type = parser.next()) != XmlPullParser.END_TAG
@@ -702,11 +700,7 @@
             devicePaddingId = a.getResourceId(
                     R.styleable.GridDisplayOption_devicePaddingId, 0);
 
-            final int enabledInt =
-                    a.getInteger(R.styleable.GridDisplayOption_gridEnabled,
-                            GRID_ENABLED_ALL_DISPLAYS);
-            isEnabled = enabledInt == GRID_ENABLED_ALL_DISPLAYS
-                    || enabledInt == GRID_ENABLED_SINGLE_DISPLAY && !isSplitDisplay;
+            isEnabled = a.getBoolean(R.styleable.GridDisplayOption_gridEnabled, true);
 
             a.recycle();
             extraAttrs = Themes.createValueMap(context, attrs,
@@ -732,17 +726,15 @@
         private final float[] iconSizes = new float[COUNT_SIZES];
         private final float[] textSizes = new float[COUNT_SIZES];
 
-        DisplayOption(GridOption grid, Context context, AttributeSet attrs, int defaultFlagValue) {
+        DisplayOption(GridOption grid, Context context, AttributeSet attrs) {
             this.grid = grid;
 
-            TypedArray a = context.obtainStyledAttributes(
-                    attrs, R.styleable.ProfileDisplayOption);
+            TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.ProfileDisplayOption);
 
             minWidthDps = a.getFloat(R.styleable.ProfileDisplayOption_minWidthDps, 0);
             minHeightDps = a.getFloat(R.styleable.ProfileDisplayOption_minHeightDps, 0);
 
-            canBeDefault = a.getInt(R.styleable.ProfileDisplayOption_canBeDefault, 0)
-                    == defaultFlagValue;
+            canBeDefault = a.getBoolean(R.styleable.ProfileDisplayOption_canBeDefault, false);
 
             float x;
             float y;