diff --git a/data/registers/otg_v2.json b/data/registers/otg_v2.json
index 697ccf9d..eb2c6e6f 100644
--- a/data/registers/otg_v2.json
+++ b/data/registers/otg_v2.json
@@ -697,12 +697,18 @@
         "name": "XFRSIZ",
         "description": "XFRSIZ.",
         "bit_offset": 0,
-        "bit_size": 7
+        "bit_size": 19
       },
       {
         "name": "PKTCNT",
         "description": "PKTCNT.",
         "bit_offset": 19,
+        "bit_size": 10
+      },
+      {
+        "name": "MCNT",
+        "description": "Multi count",
+        "bit_offset": 29,
         "bit_size": 2
       }
     ]
diff --git a/stm32-metapac/src/peripherals/otg_v2.rs b/stm32-metapac/src/peripherals/otg_v2.rs
index b676659c..d4502eb8 100644
--- a/stm32-metapac/src/peripherals/otg_v2.rs
+++ b/stm32-metapac/src/peripherals/otg_v2.rs
@@ -354,13 +354,17 @@ fn default () -> Diepmsk { Diepmsk (0) } } # [doc = "The application must modify
 # [derive (Copy , Clone , Eq , PartialEq)]
 pub struct Dieptsiz (pub u32) ; impl Dieptsiz { # [doc = "XFRSIZ."]
 # [inline (always)]
-pub const fn xfrsiz (& self) -> u8 { let val = (self . 0 >> 0usize) & 0x7f ; val as u8 } # [doc = "XFRSIZ."]
+pub const fn xfrsiz (& self) -> u32 { let val = (self . 0 >> 0usize) & 0x0007_ffff ; val as u32 } # [doc = "XFRSIZ."]
 # [inline (always)]
-pub fn set_xfrsiz (& mut self , val : u8) { self . 0 = (self . 0 & ! (0x7f << 0usize)) | (((val as u32) & 0x7f) << 0usize) ; } # [doc = "PKTCNT."]
+pub fn set_xfrsiz (& mut self , val : u32) { self . 0 = (self . 0 & ! (0x0007_ffff << 0usize)) | (((val as u32) & 0x0007_ffff) << 0usize) ; } # [doc = "PKTCNT."]
 # [inline (always)]
-pub const fn pktcnt (& self) -> u8 { let val = (self . 0 >> 19usize) & 0x03 ; val as u8 } # [doc = "PKTCNT."]
+pub const fn pktcnt (& self) -> u16 { let val = (self . 0 >> 19usize) & 0x03ff ; val as u16 } # [doc = "PKTCNT."]
 # [inline (always)]
-pub fn set_pktcnt (& mut self , val : u8) { self . 0 = (self . 0 & ! (0x03 << 19usize)) | (((val as u32) & 0x03) << 19usize) ; } } impl Default for Dieptsiz { # [inline (always)]
+pub fn set_pktcnt (& mut self , val : u16) { self . 0 = (self . 0 & ! (0x03ff << 19usize)) | (((val as u32) & 0x03ff) << 19usize) ; } # [doc = "Multi count"]
+# [inline (always)]
+pub const fn mcnt (& self) -> u8 { let val = (self . 0 >> 29usize) & 0x03 ; val as u8 } # [doc = "Multi count"]
+# [inline (always)]
+pub fn set_mcnt (& mut self , val : u8) { self . 0 = (self . 0 & ! (0x03 << 29usize)) | (((val as u32) & 0x03) << 29usize) ; } } impl Default for Dieptsiz { # [inline (always)]
 fn default () -> Dieptsiz { Dieptsiz (0) } } # [doc = "This section describes the DOEPCTL0 register."]
 # [repr (transparent)]
 # [derive (Copy , Clone , Eq , PartialEq)]
diff --git a/stm32-metapac/src/registers/otg_v2.rs b/stm32-metapac/src/registers/otg_v2.rs
index a77d3bae..3ed647e4 100644
--- a/stm32-metapac/src/registers/otg_v2.rs
+++ b/stm32-metapac/src/registers/otg_v2.rs
@@ -1710,7 +1710,7 @@
                             offset: 0,
                         },
                     ),
-                    bit_size: 7,
+                    bit_size: 19,
                     array: None,
                     enumm: None,
                 },
@@ -1724,6 +1724,20 @@
                             offset: 19,
                         },
                     ),
+                    bit_size: 10,
+                    array: None,
+                    enumm: None,
+                },
+                Field {
+                    name: "mcnt",
+                    description: Some(
+                        "Multi count",
+                    ),
+                    bit_offset: BitOffset::Regular(
+                        RegularBitOffset {
+                            offset: 29,
+                        },
+                    ),
                     bit_size: 2,
                     array: None,
                     enumm: None,