diff --git a/packages/SystemUI/src/com/android/keyguard/KeyguardClockSwitchController.java b/packages/SystemUI/src/com/android/keyguard/KeyguardClockSwitchController.java
index 676f342775efa..d8bf570954df6 100644
--- a/packages/SystemUI/src/com/android/keyguard/KeyguardClockSwitchController.java
+++ b/packages/SystemUI/src/com/android/keyguard/KeyguardClockSwitchController.java
@@ -178,20 +178,6 @@ public class KeyguardClockSwitchController extends ViewController<KeyguardClockS
         }
     }
 
-    /**
-     * Set alpha directly to mView will clip clock, so we set alpha to clock face instead
-     */
-    public void setAlpha(float alpha) {
-        ClockController clock = getClock();
-        if (clock != null) {
-            clock.getLargeClock().getView().setAlpha(alpha);
-            clock.getSmallClock().getView().setAlpha(alpha);
-        }
-        if (mStatusArea != null) {
-            mStatusArea.setAlpha(alpha);
-        }
-    }
-
     /**
      * Attach the controller to the view it relates to.
      */
diff --git a/packages/SystemUI/src/com/android/keyguard/KeyguardStatusView.java b/packages/SystemUI/src/com/android/keyguard/KeyguardStatusView.java
index f58d8deb4488c..d8e1eb0f0860e 100644
--- a/packages/SystemUI/src/com/android/keyguard/KeyguardStatusView.java
+++ b/packages/SystemUI/src/com/android/keyguard/KeyguardStatusView.java
@@ -135,29 +135,4 @@ public class KeyguardStatusView extends GridLayout {
         super.onMeasure(widthMeasureSpec, heightMeasureSpec);
         Trace.endSection();
     }
-
-
-    /**
-     * Clock content will be clipped when goes beyond bounds,
-     * so we setAlpha for all views except clock
-     */
-    public void setAlpha(float alpha, boolean excludeClock) {
-        if (!excludeClock) {
-            setAlpha(alpha);
-            return;
-        }
-        for (int i = 0; i < getChildCount(); i++) {
-            View child = getChildAt(i);
-            if (child == mStatusViewContainer) {
-                for (int j = 0; j < mStatusViewContainer.getChildCount(); j++) {
-                    View innerChild = mStatusViewContainer.getChildAt(j);
-                    if (innerChild != mClockView) {
-                        innerChild.setAlpha(alpha);
-                    }
-                }
-            } else {
-                child.setAlpha(alpha);
-            }
-        }
-    }
 }
diff --git a/packages/SystemUI/src/com/android/keyguard/KeyguardStatusViewController.java b/packages/SystemUI/src/com/android/keyguard/KeyguardStatusViewController.java
index af474661a67d6..794eeda86b0fc 100644
--- a/packages/SystemUI/src/com/android/keyguard/KeyguardStatusViewController.java
+++ b/packages/SystemUI/src/com/android/keyguard/KeyguardStatusViewController.java
@@ -180,8 +180,7 @@ public class KeyguardStatusViewController extends ViewController<KeyguardStatusV
      */
     public void setAlpha(float alpha) {
         if (!mKeyguardVisibilityHelper.isVisibilityAnimating()) {
-            mView.setAlpha(alpha, true);
-            mKeyguardClockSwitchController.setAlpha(alpha);
+            mView.setAlpha(alpha);
         }
     }
 
diff --git a/packages/SystemUI/tests/src/com/android/keyguard/KeyguardClockSwitchControllerTest.java b/packages/SystemUI/tests/src/com/android/keyguard/KeyguardClockSwitchControllerTest.java
index d8e2a3842e855..fb738454fc71b 100644
--- a/packages/SystemUI/tests/src/com/android/keyguard/KeyguardClockSwitchControllerTest.java
+++ b/packages/SystemUI/tests/src/com/android/keyguard/KeyguardClockSwitchControllerTest.java
@@ -134,7 +134,6 @@ public class KeyguardClockSwitchControllerTest extends SysuiTestCase {
 
     private KeyguardClockSwitchController mController;
     private View mSliceView;
-    private LinearLayout mStatusArea;
     private FakeExecutor mExecutor;
 
     @Before
@@ -196,8 +195,8 @@ public class KeyguardClockSwitchControllerTest extends SysuiTestCase {
 
         mSliceView = new View(getContext());
         when(mView.findViewById(R.id.keyguard_slice_view)).thenReturn(mSliceView);
-        mStatusArea = new LinearLayout(getContext());
-        when(mView.findViewById(R.id.keyguard_status_area)).thenReturn(mStatusArea);
+        when(mView.findViewById(R.id.keyguard_status_area)).thenReturn(
+                new LinearLayout(getContext()));
     }
 
     @Test
@@ -402,15 +401,6 @@ public class KeyguardClockSwitchControllerTest extends SysuiTestCase {
         assertNull(mController.getClock());
     }
 
-    @Test
-    public void testSetAlpha_setClockAlphaForCLockFace() {
-        mController.onViewAttached();
-        mController.setAlpha(0.5f);
-        verify(mLargeClockView).setAlpha(0.5f);
-        verify(mSmallClockView).setAlpha(0.5f);
-        assertEquals(0.5f, mStatusArea.getAlpha(), 0.0f);
-    }
-
     private void verifyAttachment(VerificationMode times) {
         verify(mClockRegistry, times).registerClockChangeListener(
                 any(ClockRegistry.ClockChangeListener.class));
diff --git a/packages/SystemUI/tests/src/com/android/keyguard/KeyguardStatusViewTest.kt b/packages/SystemUI/tests/src/com/android/keyguard/KeyguardStatusViewTest.kt
index a8c281c247003..508aea51b6665 100644
--- a/packages/SystemUI/tests/src/com/android/keyguard/KeyguardStatusViewTest.kt
+++ b/packages/SystemUI/tests/src/com/android/keyguard/KeyguardStatusViewTest.kt
@@ -24,8 +24,6 @@ class KeyguardStatusViewTest : SysuiTestCase() {
         get() = keyguardStatusView.findViewById(R.id.status_view_media_container)
     private val statusViewContainer: ViewGroup
         get() = keyguardStatusView.findViewById(R.id.status_view_container)
-    private val clockView: ViewGroup
-        get() = keyguardStatusView.findViewById(R.id.keyguard_clock_container)
     private val childrenExcludingMedia
         get() = statusViewContainer.children.filter { it != mediaView }
 
@@ -58,12 +56,4 @@ class KeyguardStatusViewTest : SysuiTestCase() {
             assertThat(it.translationY).isEqualTo(translationY)
         }
     }
-
-    @Test
-    fun setAlphaExcludeClock() {
-        keyguardStatusView.setAlpha(0.5f, /* excludeClock= */true)
-        assertThat(statusViewContainer.alpha).isNotEqualTo(0.5f)
-        assertThat(mediaView.alpha).isEqualTo(0.5f)
-        assertThat(clockView.alpha).isNotEqualTo(0.5f)
-    }
 }