diff --git a/components/hal/esp32h21/include/hal/ecdsa_ll.h b/components/hal/esp32h21/include/hal/ecdsa_ll.h
index 1593e61d69..608cf19bc7 100644
--- a/components/hal/esp32h21/include/hal/ecdsa_ll.h
+++ b/components/hal/esp32h21/include/hal/ecdsa_ll.h
@@ -242,16 +242,6 @@ static inline void ecdsa_ll_set_k_type(ecdsa_sign_type_t type)
     }
 }
 
-/**
- * @brief Set the loop number value that is used for deterministic derivation of K
- *
- * @param loop_number Loop number for deterministic K
- */
-static inline void ecdsa_ll_set_deterministic_loop(uint16_t loop_number)
-{
-    REG_SET_FIELD(ECDSA_CONF_REG, ECDSA_DETERMINISTIC_LOOP, loop_number);
-}
-
 /**
  * @brief Set the stage of ECDSA operation
  *
@@ -409,17 +399,6 @@ static inline int ecdsa_ll_get_operation_result(void)
     return REG_GET_BIT(ECDSA_RESULT_REG, ECDSA_OPERATION_RESULT);
 }
 
-/**
- * @brief Check if the k value is greater than the curve order.
- *
- * @return 0, k value is not greater than the curve order. In this case, the k value is the set k value.
- * @return 1, k value is greater than than the curve order. In this case, the k value is the set (k mod n).
- */
-static inline int ecdsa_ll_check_k_value(void)
-{
-    return REG_GET_BIT(ECDSA_RESULT_REG, ECDSA_K_VALUE_WARNING);
-}
-
 /**
  * @brief Check if the ECDSA curves configuration is supported
  */
diff --git a/components/soc/esp32h21/include/soc/Kconfig.soc_caps.in b/components/soc/esp32h21/include/soc/Kconfig.soc_caps.in
index 073b66ed79..4aac6c2869 100644
--- a/components/soc/esp32h21/include/soc/Kconfig.soc_caps.in
+++ b/components/soc/esp32h21/include/soc/Kconfig.soc_caps.in
@@ -747,6 +747,10 @@ config SOC_ECDSA_SUPPORT_DETERMINISTIC_MODE
     bool
     default y
 
+config SOC_ECDSA_SUPPORT_HW_DETERMINISTIC_LOOP
+    bool
+    default y
+
 config SOC_ECDSA_P192_CURVE_DEFAULT_DISABLED
     bool
     default y
diff --git a/components/soc/esp32h21/include/soc/soc_caps.h b/components/soc/esp32h21/include/soc/soc_caps.h
index 8b06f9c559..26945c5cc4 100644
--- a/components/soc/esp32h21/include/soc/soc_caps.h
+++ b/components/soc/esp32h21/include/soc/soc_caps.h
@@ -488,6 +488,7 @@
 /*------------------------- ECDSA CAPS -------------------------*/
 #define SOC_ECDSA_SUPPORT_EXPORT_PUBKEY     (1)
 #define SOC_ECDSA_SUPPORT_DETERMINISTIC_MODE   (1)
+#define SOC_ECDSA_SUPPORT_HW_DETERMINISTIC_LOOP (1)
 #define SOC_ECDSA_P192_CURVE_DEFAULT_DISABLED   (1)
 
 /*-------------------------- UART CAPS ---------------------------------------*/