diff --git a/usr/bin/power_key.py b/usr/bin/power_key.py
index 25c65bdd5bec168ef2a57ea297fbb4f68e579f8f..eb8f7626b1cadbda1d20eb3615a00618ebacec72 100755
--- a/usr/bin/power_key.py
+++ b/usr/bin/power_key.py
@@ -20,47 +20,19 @@ def check_screen():
         return True
 
 
-def find_dram_devfreq():
-    for node in ['devfreq0', '3d400000.memory-controller']:
-        dram = "/sys/class/devfreq/{}".format(node)
-        if os.path.isdir(dram):
-            break
-    return dram
-
-
-set_freq = os.path.join(find_dram_devfreq(), 'userspace/set_freq')
-
-
-def set_dram_freq(freq):
-    with open(set_freq, "w+") as f:
-        f.write(freq + "\n")
-
-
-def get_low_freq():
-    with open("/proc/version") as f:
-        return ["25000000", "100000000"]['version 5.3.' in f.read()]
-
-
 def main(args):
     powerkeyname = '30370000.snvs:snvs-powerkey'
-    hi_speed = "800000000"
 
     path = [path for path in evdev.list_devices() if evdev.InputDevice(path).name == powerkeyname]
     foundpath = ''.join(path)
     dev = InputDevice(foundpath)
 
-    with open(os.path.join(find_dram_devfreq(), 'governor'), "w+") as f:
-        f.write("userspace\n")
-
-    set_dram_freq(hi_speed)
-
     power_wait_time = 1.5
 
     if check_screen():
         blank = False
     else:
         blank = True
-        set_dram_freq(get_low_freq())
 
     # wait for the key release event so that we can differentiate
     # between long and short press
@@ -78,7 +50,6 @@ def main(args):
                         if event.code == ecodes.KEY_POWER and blank:
                             print("screen wakeup")
                             blank = False
-                            set_dram_freq(hi_speed)
                         else:
                             state[event.code] = event.timestamp(), event
                             print("Key: %s %d %d pressed" % (ecodes.KEY[event.code], event.code, ecodes.KEY_POWER))
@@ -88,10 +59,8 @@ def main(args):
                         delta = time() - event.timestamp()
                         print("Key: %s released %3.2f" % (ecodes.KEY[event.code], delta))
                         if event.code == ecodes.KEY_POWER and delta < power_wait_time:
-                            # short power key press blanks the screen so change the DDR freq
+                            # short power key press blanks the screen and prevents shutdown
                             blank = True
-                            set_dram_freq(get_low_freq())
-                            # os.system("systemctl suspend -q")
 
                         del state[event.code]