flash_h50: add PRODUCT_STATE enum

the values are taken from the official HAL headers; I have only included
enum variants which are definitively mentioned in RM0492, excluding
other variants mentioned in the HAL headers

data/registers/flash_h50.yaml

@@ -460,9 +460,10 @@ fieldset/OPTSR:
     bit_size: 1
     enum: OPTSR_NRST_STDBY
   - name: PRODUCT_STATE
-    description: Life state code (based on Hamming 8,4). More information in .
+    description: Life state code (based on Hamming 8,4).
     bit_offset: 8
     bit_size: 8
+    enum: PRODUCT_STATE
   - name: IO_VDD_HSLV
     description: High-speed IO at low VDD voltage status bit. This bit can be set only with VDD below 2.5 V.
     bit_offset: 16
@@ -723,6 +724,27 @@ enum/OPTSR_NRST_STDBY:
   - name: B_0x1
     description: no reset generated when entering Standby mode on core domain.
     value: 1
+enum/PRODUCT_STATE:
+  bit_size: 8
+  variants:
+  - name: OPEN
+    description: Open
+    value: 0xED
+  - name: PROVISIONING
+    description: Provisioning
+    value: 0x17
+  - name: IROT_PROVISIONED
+    description: iROT-Provisioned
+    value: 0x2E
+  - name: CLOSED
+    description: Closed
+    value: 0x72
+  - name: LOCKED
+    description: Locked
+    value: 0x5C
+  - name: REGRESSION
+    description: Regression
+    value: 0x9A
 enum/OPTSR_NRST_STOP:
   bit_size: 1
   variants: