diff --git a/components/hal/esp32c2/include/hal/uart_ll.h b/components/hal/esp32c2/include/hal/uart_ll.h
index aaea6e74ff..8d38c0e9e1 100644
--- a/components/hal/esp32c2/include/hal/uart_ll.h
+++ b/components/hal/esp32c2/include/hal/uart_ll.h
@@ -11,6 +11,7 @@
 #pragma once
 #include "hal/uart_types.h"
 #include "soc/uart_periph.h"
+#include "hal/clk_tree_ll.h"
 
 #ifdef __cplusplus
 extern "C" {
@@ -157,7 +158,7 @@ static inline uint32_t uart_ll_get_sclk_freq(uart_dev_t *hw)
         case 2:
             return RTC_CLK_FREQ;
         case 3:
-            return XTAL_CLK_FREQ;
+            return clk_ll_xtal_load_freq_mhz() * MHZ;
     }
 }
 
diff --git a/components/soc/esp32c2/include/soc/soc.h b/components/soc/esp32c2/include/soc/soc.h
index 1f5f9a098f..b4ff43d342 100644
--- a/components/soc/esp32c2/include/soc/soc.h
+++ b/components/soc/esp32c2/include/soc/soc.h
@@ -148,7 +148,6 @@
 #define  APB_CLK_FREQ                                ( 40*1000000 )
 #define  REF_CLK_FREQ                                ( 1000000 )
 #define  RTC_CLK_FREQ                                (20*1000000)
-#define  XTAL_CLK_FREQ                               (40*1000000)
 #define  UART_CLK_FREQ                               APB_CLK_FREQ
 #define  WDT_CLK_FREQ                                APB_CLK_FREQ
 #define  TIMER_CLK_FREQ                              (80000000>>4) //80MHz divided by 4