From c34e9009699b0c02a3b66ae4117509183039dff5 Mon Sep 17 00:00:00 2001
From: cje <chaijie@espressif.com>
Date: Sat, 8 Oct 2022 11:55:26 +0800
Subject: [PATCH] fix C3 system not stable bug when dbias storing in efuse is
 bigger than 27

---
 components/esp_hw_support/port/esp32c3/rtc_init.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/components/esp_hw_support/port/esp32c3/rtc_init.c b/components/esp_hw_support/port/esp32c3/rtc_init.c
index d0ee478854..33dd71812b 100644
--- a/components/esp_hw_support/port/esp32c3/rtc_init.c
+++ b/components/esp_hw_support/port/esp32c3/rtc_init.c
@@ -320,8 +320,8 @@ static void set_rtc_dig_dbias()
     if (chip_version >= 3) {
         dig_dbias = get_dig_dbias_by_efuse(chip_version);
         if (dig_dbias != 0) {
-            if (dig_dbias + 4 > 28) {
-                dig_dbias = 28;
+            if (dig_dbias + 4 > 31) {
+                dig_dbias = 31;
             } else {
                 dig_dbias += 4;
             }