diff --git a/data/registers/bkp_v1.yaml b/data/registers/bkp_v1.yaml
index 2d818d4..25e295a 100644
--- a/data/registers/bkp_v1.yaml
+++ b/data/registers/bkp_v1.yaml
@@ -42,7 +42,6 @@ fieldset/CR:
       description: Tamper pin enable
       bit_offset: 0
       bit_size: 1
-      enum: TPE
     - name: TPAL
       description: Tamper pin active level
       bit_offset: 1
@@ -62,10 +61,9 @@ fieldset/CSR:
       bit_size: 1
       enum_write: CTIW
     - name: TPIE
-      description: "Tamper Pin interrupt\r enable"
+      description: Tamper Pin interrupt enable
       bit_offset: 2
       bit_size: 1
-      enum: TPIE
     - name: TEF
       description: Tamper Event Flag
       bit_offset: 8
@@ -124,21 +122,3 @@ enum/TPAL:
     - name: Low
       description: A low level on the TAMPER pin resets all data backup registers (if TPE bit is set)
       value: 1
-enum/TPE:
-  bit_size: 1
-  variants:
-    - name: General
-      description: The TAMPER pin is free for general purpose I/O
-      value: 0
-    - name: Alternate
-      description: Tamper alternate I/O function is activated
-      value: 1
-enum/TPIE:
-  bit_size: 1
-  variants:
-    - name: Disabled
-      description: Tamper interrupt disabled
-      value: 0
-    - name: Enabled
-      description: Tamper interrupt enabled (the TPE bit must also be set in the BKP_CR register)
-      value: 1