diff --git a/yaml/xyz/openbmc_project/Chassis/Buttons/Button.interface.yaml b/yaml/xyz/openbmc_project/Chassis/Buttons/Button.interface.yaml
index 4acaf70..f5f4704 100644
--- a/yaml/xyz/openbmc_project/Chassis/Buttons/Button.interface.yaml
+++ b/yaml/xyz/openbmc_project/Chassis/Buttons/Button.interface.yaml
@@ -1,36 +1,35 @@
 description: >
-    Button interface is a generic phosphor button interface  which supports
-    two primary actions (pressed/releasd). When the button is pressed
-    "Pressed" signal is emitted and when button is released then "Released"
+    Button interface is a generic phosphor button interface  which supports two
+    primary actions (pressed/releasd). When the button is pressed "Pressed"
+    signal is emitted and when button is released then "Released"
       signal is emitted.
 methods:
-  - name: simPress
-    description: >
-      Emulate button press.
-    errors:
-      - xyz.openbmc_project.Chassis.Common.Error.UnsupportedCommand
-      - xyz.openbmc_project.Chassis.Common.Error.IOError
-  - name: simRelease
-    description: >
-      Emulate button release.
-    errors:
-      - xyz.openbmc_project.Chassis.Common.Error.UnsupportedCommand
-      - xyz.openbmc_project.Chassis.Common.Error.IOError
-  - name: simLongPress
-    description: >
-      Emulate long button press.
-    errors:
-      - xyz.openbmc_project.Chassis.Common.Error.UnsupportedCommand
-      - xyz.openbmc_project.Chassis.Common.Error.IOError
+    - name: simPress
+      description: >
+          Emulate button press.
+      errors:
+          - xyz.openbmc_project.Chassis.Common.Error.UnsupportedCommand
+          - xyz.openbmc_project.Chassis.Common.Error.IOError
+    - name: simRelease
+      description: >
+          Emulate button release.
+      errors:
+          - xyz.openbmc_project.Chassis.Common.Error.UnsupportedCommand
+          - xyz.openbmc_project.Chassis.Common.Error.IOError
+    - name: simLongPress
+      description: >
+          Emulate long button press.
+      errors:
+          - xyz.openbmc_project.Chassis.Common.Error.UnsupportedCommand
+          - xyz.openbmc_project.Chassis.Common.Error.IOError
 
 properties:
     - name: Enabled
       type: boolean
       default: true
       description: >
-          Enable/disable the button object.
-          false means button is disabled
-          true means button is enabled
+          Enable/disable the button object. false means button is disabled true
+          means button is enabled
       errors:
           - xyz.openbmc_project.Chassis.Common.Error.UnsupportedCommand
           - xyz.openbmc_project.Chassis.Common.Error.IOError
@@ -38,10 +37,10 @@
 signals:
     - name: Released
       description: >
-        Button released signal
+          Button released signal
     - name: Pressed
       description: >
-        Button pressed signal
+          Button pressed signal
     - name: PressedLong
       description: >
-        Button long pressed signal
+          Button long pressed signal
diff --git a/yaml/xyz/openbmc_project/Chassis/Buttons/HostSelector.interface.yaml b/yaml/xyz/openbmc_project/Chassis/Buttons/HostSelector.interface.yaml
index 378f5f4..677b5f7 100644
--- a/yaml/xyz/openbmc_project/Chassis/Buttons/HostSelector.interface.yaml
+++ b/yaml/xyz/openbmc_project/Chassis/Buttons/HostSelector.interface.yaml
@@ -1,18 +1,18 @@
 description: >
-    Host selector interface is used to keep the position of the host
-    selector HW switch as a property.This host selector position value
-    decides which host or bmc is currently selected in a multihost bmc
-    system so that the power and reset button events are routed to
-    the currently selected host or bmc's power control events.
+    Host selector interface is used to keep the position of the host selector HW
+    switch as a property.This host selector position value decides which host or
+    bmc is currently selected in a multihost bmc system so that the power and
+    reset button events are routed to the currently selected host or bmc's power
+    control events.
 
 properties:
     - name: Position
       type: size
       default: 0
       description: >
-          The current position of the selector. Position 1 to N selects
-          Host Instance t to N,Position 0 selects the BMC
-          ( N is maximum number of hosts ).
+          The current position of the selector. Position 1 to N selects Host
+          Instance t to N,Position 0 selects the BMC ( N is maximum number of
+          hosts ).
     - name: MaxPosition
       type: size
       default: 0
diff --git a/yaml/xyz/openbmc_project/Chassis/Buttons/ID.interface.yaml b/yaml/xyz/openbmc_project/Chassis/Buttons/ID.interface.yaml
index 5962652..d564185 100644
--- a/yaml/xyz/openbmc_project/Chassis/Buttons/ID.interface.yaml
+++ b/yaml/xyz/openbmc_project/Chassis/Buttons/ID.interface.yaml
@@ -1,8 +1,8 @@
 description: >
     ID button is the system identification button, that allows the server to be
-    located in a rack, and can be enabled remotely via WebUI;
-    user can press ID button on the front panel and then walk around to the back
-    and quickly identify the rear bulkhead of the same server unit.
+    located in a rack, and can be enabled remotely via WebUI; user can press ID
+    button on the front panel and then walk around to the back and quickly
+    identify the rear bulkhead of the same server unit.
 methods:
     - name: simPress
       description: >
diff --git a/yaml/xyz/openbmc_project/Chassis/Buttons/NMI.interface.yaml b/yaml/xyz/openbmc_project/Chassis/Buttons/NMI.interface.yaml
index ba36a69..83c11f9 100644
--- a/yaml/xyz/openbmc_project/Chassis/Buttons/NMI.interface.yaml
+++ b/yaml/xyz/openbmc_project/Chassis/Buttons/NMI.interface.yaml
@@ -1,9 +1,9 @@
 description: >
     NMI button is a Diagnostic Interrupt(Front Panel NMI).Diagnostic interrupt
-    is a non-maskable interrupt or signal for generating diagnostic traces
-    and core dumps from the operating system. The diagnostic interrupt button
-    is connected to the BMC through a front panel connector.
-    user can press NMI button on the front panel and then trigger NMI signal.
+    is a non-maskable interrupt or signal for generating diagnostic traces and
+    core dumps from the operating system. The diagnostic interrupt button is
+    connected to the BMC through a front panel connector. user can press NMI
+    button on the front panel and then trigger NMI signal.
 methods:
     - name: simPress
       description: >
@@ -17,9 +17,8 @@
       type: boolean
       default: true
       description: >
-          Enable/disable NMI button.
-          false means NMI button is disabled
-          true means NMI button is enabled
+          Enable/disable NMI button. false means NMI button is disabled true
+          means NMI button is enabled
       errors:
           - xyz.openbmc_project.Chassis.Common.Error.UnsupportedCommand
           - xyz.openbmc_project.Chassis.Common.Error.IOError
diff --git a/yaml/xyz/openbmc_project/Chassis/Buttons/Power.interface.yaml b/yaml/xyz/openbmc_project/Chassis/Buttons/Power.interface.yaml
index d594bd0..ad41aa4 100644
--- a/yaml/xyz/openbmc_project/Chassis/Buttons/Power.interface.yaml
+++ b/yaml/xyz/openbmc_project/Chassis/Buttons/Power.interface.yaml
@@ -20,9 +20,8 @@
       type: boolean
       default: true
       description: >
-          Enable/disable power button.
-          false means power button is disabled
-          true means power button is enabled
+          Enable/disable power button. false means power button is disabled true
+          means power button is enabled
       errors:
           - xyz.openbmc_project.Chassis.Common.Error.UnsupportedCommand
           - xyz.openbmc_project.Chassis.Common.Error.IOError
diff --git a/yaml/xyz/openbmc_project/Chassis/Buttons/Reset.interface.yaml b/yaml/xyz/openbmc_project/Chassis/Buttons/Reset.interface.yaml
index f67ed71..844c53c 100644
--- a/yaml/xyz/openbmc_project/Chassis/Buttons/Reset.interface.yaml
+++ b/yaml/xyz/openbmc_project/Chassis/Buttons/Reset.interface.yaml
@@ -13,9 +13,8 @@
       type: boolean
       default: true
       description: >
-          Enable/disable reset button.
-          false means reset button is disabled
-          true means reset button is enabled
+          Enable/disable reset button. false means reset button is disabled true
+          means reset button is enabled
       errors:
           - xyz.openbmc_project.Chassis.Common.Error.UnsupportedCommand
           - xyz.openbmc_project.Chassis.Common.Error.IOError
diff --git a/yaml/xyz/openbmc_project/Chassis/Control/Power.interface.yaml b/yaml/xyz/openbmc_project/Chassis/Control/Power.interface.yaml
index 702152e..bc4b156 100644
--- a/yaml/xyz/openbmc_project/Chassis/Control/Power.interface.yaml
+++ b/yaml/xyz/openbmc_project/Chassis/Control/Power.interface.yaml
@@ -18,14 +18,10 @@
       type: boolean
       default: false
       description: >
-          PSU Power good property
-          It is a read-only property.
+          PSU Power good property It is a read-only property.
     - name: State
       type: int32
       default: 0
       description: >
-          System power status
-          0: power is off
-          1: power is on
-          Setting its value to change the system state
-          Read its value to get the system state.
+          System power status 0: power is off 1: power is on Setting its value
+          to change the system state Read its value to get the system state.
diff --git a/yaml/xyz/openbmc_project/Chassis/Intrusion.interface.yaml b/yaml/xyz/openbmc_project/Chassis/Intrusion.interface.yaml
index 2f9f50f..b2b5dfb 100644
--- a/yaml/xyz/openbmc_project/Chassis/Intrusion.interface.yaml
+++ b/yaml/xyz/openbmc_project/Chassis/Intrusion.interface.yaml
@@ -5,6 +5,5 @@
     - name: Status
       type: string
       description: >
-          Status string of chassis intrusion detector.
-          The value is defined in chassis redfish schema.
-          Can be "Normal" or "HardwareIntrusion".
+          Status string of chassis intrusion detector. The value is defined in
+          chassis redfish schema. Can be "Normal" or "HardwareIntrusion".
diff --git a/yaml/xyz/openbmc_project/Chassis/README.md b/yaml/xyz/openbmc_project/Chassis/README.md
index b32a54d..91ea16c 100644
--- a/yaml/xyz/openbmc_project/Chassis/README.md
+++ b/yaml/xyz/openbmc_project/Chassis/README.md
@@ -6,8 +6,8 @@
 
 ### Power Button Interface
 
-Power button interface `xyz.openbmc_project.Chassis.Buttons.Power`
-provides following methods, signals.
+Power button interface `xyz.openbmc_project.Chassis.Buttons.Power` provides
+following methods, signals.
 
 #### methods
 
@@ -22,8 +22,8 @@
 
 ### ID Button Interface
 
-ID button interface `xyz.openbmc_project.Chassis.Buttons.ID`
-provides following methods, signals.
+ID button interface `xyz.openbmc_project.Chassis.Buttons.ID` provides following
+methods, signals.
 
 #### methods
 
@@ -36,8 +36,8 @@
 
 ### Reset Button Interface
 
-ID button interface `xyz.openbmc_project.Chassis.Buttons.Reset`
-provides following methods, signals.
+ID button interface `xyz.openbmc_project.Chassis.Buttons.Reset` provides
+following methods, signals.
 
 #### methods
 
@@ -55,5 +55,5 @@
 
 ### properties
 
-Position - Value of the Host selector.
-MaxPosition - Max value that the Position value can hold.
+Position - Value of the Host selector. MaxPosition - Max value that the Position
+value can hold.