diff --git a/data/registers/rng_v1.yaml b/data/registers/rng_v1.yaml
new file mode 100644
index 0000000..896d227
--- /dev/null
+++ b/data/registers/rng_v1.yaml
@@ -0,0 +1,50 @@
+---
+block/RNG:
+  description: Random number generator
+  items:
+    - name: CR
+      description: control register
+      byte_offset: 0
+      fieldset: CR
+    - name: SR
+      description: status register
+      byte_offset: 4
+      fieldset: SR
+    - name: DR
+      description: data register
+      byte_offset: 8
+      access: Read
+fieldset/CR:
+  description: control register
+  fields:
+    - name: RNGEN
+      description: Random number generator enable
+      bit_offset: 2
+      bit_size: 1
+    - name: IE
+      description: Interrupt enable
+      bit_offset: 3
+      bit_size: 1
+fieldset/SR:
+  description: status register
+  fields:
+    - name: DRDY
+      description: Data ready
+      bit_offset: 0
+      bit_size: 1
+    - name: CECS
+      description: Clock error current status
+      bit_offset: 1
+      bit_size: 1
+    - name: SECS
+      description: Seed error current status
+      bit_offset: 2
+      bit_size: 1
+    - name: CEIS
+      description: Clock error interrupt status
+      bit_offset: 5
+      bit_size: 1
+    - name: SEIS
+      description: Seed error interrupt status
+      bit_offset: 6
+      bit_size: 1