From 35ebcefc9bc8665fecae7eef85a7de798aca612b Mon Sep 17 00:00:00 2001
From: hebinglin <hebinglin@espressif.com>
Date: Thu, 4 Jun 2026 22:26:56 +0800
Subject: [PATCH] fix(esp_hw_support): fix retention hang when no module in
 link

---
 components/esp_hw_support/sleep_retention.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/components/esp_hw_support/sleep_retention.c b/components/esp_hw_support/sleep_retention.c
index 557c69a2a98..54bad4f9901 100644
--- a/components/esp_hw_support/sleep_retention.c
+++ b/components/esp_hw_support/sleep_retention.c
@@ -765,6 +765,10 @@ static void retention_entries_join(void)
 #endif
 #if SOC_LIGHT_SLEEP_SUPPORTED && SOC_DEEP_SLEEP_SUPPORTED
         ESP_ERROR_CHECK(esp_deep_sleep_register_hook(&pmu_sleep_disable_regdma_backup));
+#endif
+    } else {
+#if SOC_LIGHT_SLEEP_SUPPORTED
+        pmu_sleep_disable_regdma_backup();
 #endif
     }
     _lock_release_recursive(&s_retention.lock);