From caadcf9ee77a20b92fdf4254dde542a981d17118 Mon Sep 17 00:00:00 2001
From: Wren Turkal <wt@penguintechs.org>
Date: Thu, 8 Jan 2026 22:54:34 -0800
Subject: [PATCH] Fix cluster info size calculation.

---
 CHANGELOG.md               | 2 ++
 src/generate/peripheral.rs | 2 +-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index d5040881..d51fbc5f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/).
 
 ## [Unreleased]
 
+- Fix the cluster info size calculation.
+
 ## [v0.37.1] - 2025-10-17
 
 - Change `feature(doc_auto_cfg)` to `feature(doc_cfg)` to allow nightly docs to build.
diff --git a/src/generate/peripheral.rs b/src/generate/peripheral.rs
index 618952eb..ee04c8cf 100644
--- a/src/generate/peripheral.rs
+++ b/src/generate/peripheral.rs
@@ -913,7 +913,7 @@ fn cluster_info_size_in_bits(info: &ClusterInfo, path: &BlockPath, config: &Conf
                     .map(|rbf| rbf.size)
                     .sum();
 
-                (reg.address_offset * BITS_PER_BYTE) + reg_size
+                reg_size
             }
             RegisterCluster::Cluster(clust) => {
                 (clust.address_offset * BITS_PER_BYTE) + cluster_size_in_bits(clust, path, config)?