diff --git a/data/registers/syscfg_l4.yaml b/data/registers/syscfg_l4.yaml
index e762bc2..9ce2461 100644
--- a/data/registers/syscfg_l4.yaml
+++ b/data/registers/syscfg_l4.yaml
@@ -6,11 +6,8 @@ block/SYSCFG:
       description: memory remap register
       byte_offset: 0
       fieldset: MEMRMP
-    - name: CFGR
+    - name: CFGR1
       description: configuration register 1
-      array:
-        len: 2
-        stride: 24
       byte_offset: 4
       fieldset: CFGR1
     - name: EXTICR
@@ -24,6 +21,10 @@ block/SYSCFG:
       description: SCSR
       byte_offset: 24
       fieldset: SCSR
+    - name: CFGR2
+      description: CFGR2
+      byte_offset: 28
+      fieldset: CFGR2
     - name: SWPR
       description: SWPR
       byte_offset: 32
@@ -101,10 +102,10 @@ fieldset/CFGR2:
       bit_offset: 8
       bit_size: 1
 fieldset/EXTICR:
-  description: external interrupt configuration register 1
+  description: external interrupt configuration register 4
   fields:
     - name: EXTI
-      description: EXTI 0 configuration bits
+      description: EXTI12 configuration bits
       bit_offset: 0
       bit_size: 3
       array:
@@ -147,7 +148,7 @@ fieldset/SWPR:
   description: SWPR
   fields:
     - name: PWP
-      description: SRAM2 page write protection
+      description: SRAWM2 write protection.
       bit_offset: 0
       bit_size: 1
       array: