diff --git a/platform/broadcom/sonic-platform-modules-dell/s5212f/scripts/pcisysfs.py b/platform/broadcom/sonic-platform-modules-dell/s5212f/scripts/pcisysfs.py
index 047618e057..1ca22db926 100755
--- a/platform/broadcom/sonic-platform-modules-dell/s5212f/scripts/pcisysfs.py
+++ b/platform/broadcom/sonic-platform-modules-dell/s5212f/scripts/pcisysfs.py
@@ -20,23 +20,23 @@ from os import *
 from mmap import *
 
 def usage():
-   	''' This is the Usage Method '''
+    ''' This is the Usage Method '''
 
-   	print '\t\t pcisysfs.py  --get --offset <offset> --res <resource>'
-   	print '\t\t pcisysfs.py --set --val <val>  --offset <offset> --res <resource>'
-        sys.exit(1)
+    print('\t\t pcisysfs.py  --get --offset <offset> --res <resource>')
+    print('\t\t pcisysfs.py --set --val <val> --offset <offset> --res <resource>')
+    sys.exit(1)
 
 def pci_mem_read(mm,offset):
     mm.seek(offset)
     read_data_stream=mm.read(4)
-    print ""
+    print("")
     reg_val=struct.unpack('I',read_data_stream)
-    print "reg_val read:%x"%reg_val
+    print("reg_val read:%x"%reg_val)
     return reg_val
 
 def pci_mem_write(mm,offset,data):
     mm.seek(offset)
-    print "data to write:%x"%data
+    print("data to write:%x"%data)
     mm.write(struct.pack('I',data))
 
 def pci_set_value(resource,val,offset):
@@ -63,7 +63,7 @@ def main(argv):
     try:
         opts, args = getopt.getopt(argv, "hgsv:" , \
         ["val=","res=","offset=","help", "get", "set"])
-	
+
     except getopt.GetoptError:
         usage()
 
diff --git a/platform/broadcom/sonic-platform-modules-dell/s5212f/sonic_platform/chassis.py b/platform/broadcom/sonic-platform-modules-dell/s5212f/sonic_platform/chassis.py
index 76e9a4b364..629f4e73f7 100644
--- a/platform/broadcom/sonic-platform-modules-dell/s5212f/sonic_platform/chassis.py
+++ b/platform/broadcom/sonic-platform-modules-dell/s5212f/sonic_platform/chassis.py
@@ -303,15 +303,15 @@ class Chassis(ChassisBase):
             return (self.REBOOT_CAUSE_NON_HARDWARE, None)
 
         if reboot_cause & 0x1:
-            return (self.REBOOT_CAUSE_POWER_LOSS, None)
+            return (self.REBOOT_CAUSE_POWER_LOSS, "Power on reset")
         elif reboot_cause & 0x2:
             return (self.REBOOT_CAUSE_NON_HARDWARE, None)
         elif reboot_cause & 0x4:
             return (self.REBOOT_CAUSE_HARDWARE_OTHER, "PSU Shutdown")
         elif reboot_cause & 0x8:
-            return (self.REBOOT_CAUSE_THERMAL_OVERLOAD_CPU, None)
+            return (self.REBOOT_CAUSE_THERMAL_OVERLOAD_CPU, "Thermal overload")
         elif reboot_cause & 0x10:
-            return (self.REBOOT_CAUSE_WATCHDOG, None)
+            return (self.REBOOT_CAUSE_WATCHDOG, "Watchdog reset")
         elif reboot_cause & 0x20:
             return (self.REBOOT_CAUSE_HARDWARE_OTHER, "BMC Shutdown")
         elif reboot_cause & 0x40:
diff --git a/platform/broadcom/sonic-platform-modules-dell/s5224f/scripts/pcisysfs.py b/platform/broadcom/sonic-platform-modules-dell/s5224f/scripts/pcisysfs.py
index 347d1bd7fb..45669199a3 100644
--- a/platform/broadcom/sonic-platform-modules-dell/s5224f/scripts/pcisysfs.py
+++ b/platform/broadcom/sonic-platform-modules-dell/s5224f/scripts/pcisysfs.py
@@ -22,21 +22,21 @@ from mmap import *
 def usage():
     ''' This is the Usage Method '''
 
-    print '\t\t pcisysfs.py  --get --offset <offset> --res <resource>'
-    print '\t\t pcisysfs.py --set --val <val>  --offset <offset> --res <resource>'
+    print('\t\t pcisysfs.py  --get --offset <offset> --res <resource>')
+    print('\t\t pcisysfs.py --set --val <val>  --offset <offset> --res <resource>')
     sys.exit(1)
 
 def pci_mem_read(mm,offset):
     mm.seek(offset)
     read_data_stream=mm.read(4)
-    print ""
+    print("")
     reg_val=struct.unpack('I',read_data_stream)
-    print "reg_val read:%x"%reg_val
+    print("reg_val read:%x"%reg_val)
     return reg_val
 
 def pci_mem_write(mm,offset,data):
     mm.seek(offset)
-    print "data to write:%x"%data
+    print("data to write:%x"%data)
     mm.write(struct.pack('I',data))
 
 def pci_set_value(resource,val,offset):
diff --git a/platform/broadcom/sonic-platform-modules-dell/s5224f/sonic_platform/chassis.py b/platform/broadcom/sonic-platform-modules-dell/s5224f/sonic_platform/chassis.py
index 250983d805..1f85dd80b2 100644
--- a/platform/broadcom/sonic-platform-modules-dell/s5224f/sonic_platform/chassis.py
+++ b/platform/broadcom/sonic-platform-modules-dell/s5224f/sonic_platform/chassis.py
@@ -262,6 +262,7 @@ class Chassis(ChassisBase):
             An integer represences the number of SFPs on the chassis.
         """
         return self._num_sfps
+
     def get_reboot_cause(self):
         """
         Retrieves the cause of the previous reboot
@@ -279,15 +280,15 @@ class Chassis(ChassisBase):
             return (self.REBOOT_CAUSE_NON_HARDWARE, None)
 
         if reboot_cause & 0x1:
-            return (self.REBOOT_CAUSE_POWER_LOSS, None)
+            return (self.REBOOT_CAUSE_POWER_LOSS, "Power on reset")
         elif reboot_cause & 0x2:
             return (self.REBOOT_CAUSE_NON_HARDWARE, None)
         elif reboot_cause & 0x4:
             return (self.REBOOT_CAUSE_HARDWARE_OTHER, "PSU Shutdown")
         elif reboot_cause & 0x8:
-            return (self.REBOOT_CAUSE_THERMAL_OVERLOAD_CPU, None)
+            return (self.REBOOT_CAUSE_THERMAL_OVERLOAD_CPU, "Thermal overload")
         elif reboot_cause & 0x10:
-            return (self.REBOOT_CAUSE_WATCHDOG, None)
+            return (self.REBOOT_CAUSE_WATCHDOG, "Watchdog reset")
         elif reboot_cause & 0x20:
             return (self.REBOOT_CAUSE_HARDWARE_OTHER, "BMC Shutdown")
         elif reboot_cause & 0x40:
diff --git a/platform/broadcom/sonic-platform-modules-dell/s5232f/sonic_platform/chassis.py b/platform/broadcom/sonic-platform-modules-dell/s5232f/sonic_platform/chassis.py
index 30a79744ca..41f985a173 100644
--- a/platform/broadcom/sonic-platform-modules-dell/s5232f/sonic_platform/chassis.py
+++ b/platform/broadcom/sonic-platform-modules-dell/s5232f/sonic_platform/chassis.py
@@ -39,6 +39,7 @@ class Chassis(ChassisBase):
 
     oir_fd = -1
     epoll = -1
+    REBOOT_CAUSE_PATH = "/host/reboot-cause/platform/reboot_reason"
     pci_res = "/sys/bus/pci/devices/0000:04:00.0/resource0"
     sysled_offset = 0x0024
     SYSLED_COLOR_TO_REG = {
@@ -290,15 +291,15 @@ class Chassis(ChassisBase):
             return (self.REBOOT_CAUSE_NON_HARDWARE, None)
 
         if reboot_cause & 0x1:
-            return (self.REBOOT_CAUSE_POWER_LOSS, None)
+            return (self.REBOOT_CAUSE_POWER_LOSS, "Power on reset")
         elif reboot_cause & 0x2:
             return (self.REBOOT_CAUSE_NON_HARDWARE, None)
         elif reboot_cause & 0x4:
             return (self.REBOOT_CAUSE_HARDWARE_OTHER, "PSU Shutdown")
         elif reboot_cause & 0x8:
-            return (self.REBOOT_CAUSE_THERMAL_OVERLOAD_CPU, None)
+            return (self.REBOOT_CAUSE_THERMAL_OVERLOAD_CPU, "Thermal overload")
         elif reboot_cause & 0x10:
-            return (self.REBOOT_CAUSE_WATCHDOG, None)
+            return (self.REBOOT_CAUSE_WATCHDOG, "Watchdog reset")
         elif reboot_cause & 0x20:
             return (self.REBOOT_CAUSE_HARDWARE_OTHER, "BMC Shutdown")
         elif reboot_cause & 0x40:
diff --git a/platform/broadcom/sonic-platform-modules-dell/s5296f/scripts/pcisysfs.py b/platform/broadcom/sonic-platform-modules-dell/s5296f/scripts/pcisysfs.py
index 047618e057..45669199a3 100755
--- a/platform/broadcom/sonic-platform-modules-dell/s5296f/scripts/pcisysfs.py
+++ b/platform/broadcom/sonic-platform-modules-dell/s5296f/scripts/pcisysfs.py
@@ -20,23 +20,23 @@ from os import *
 from mmap import *
 
 def usage():
-   	''' This is the Usage Method '''
+    ''' This is the Usage Method '''
 
-   	print '\t\t pcisysfs.py  --get --offset <offset> --res <resource>'
-   	print '\t\t pcisysfs.py --set --val <val>  --offset <offset> --res <resource>'
-        sys.exit(1)
+    print('\t\t pcisysfs.py  --get --offset <offset> --res <resource>')
+    print('\t\t pcisysfs.py --set --val <val>  --offset <offset> --res <resource>')
+    sys.exit(1)
 
 def pci_mem_read(mm,offset):
     mm.seek(offset)
     read_data_stream=mm.read(4)
-    print ""
+    print("")
     reg_val=struct.unpack('I',read_data_stream)
-    print "reg_val read:%x"%reg_val
+    print("reg_val read:%x"%reg_val)
     return reg_val
 
 def pci_mem_write(mm,offset,data):
     mm.seek(offset)
-    print "data to write:%x"%data
+    print("data to write:%x"%data)
     mm.write(struct.pack('I',data))
 
 def pci_set_value(resource,val,offset):
@@ -63,7 +63,7 @@ def main(argv):
     try:
         opts, args = getopt.getopt(argv, "hgsv:" , \
         ["val=","res=","offset=","help", "get", "set"])
-	
+
     except getopt.GetoptError:
         usage()