diff --git a/configs/arduino-due/include/board.h b/configs/arduino-due/include/board.h
index e47158116a6..c537c783c58 100644
--- a/configs/arduino-due/include/board.h
+++ b/configs/arduino-due/include/board.h
@@ -64,6 +64,10 @@
  *   CPU clock: 84MHz
  */
 
+#define BOARD_32KOSC_FREQUENCY     (32768)
+#define BOARD_SCLK_FREQUENCY       (BOARD_32KOSC_FREQUENCY)
+#define BOARD_MAINOSC_FREQUENCY    (12000000)  /* MAINOSC: 12MHz crystal on-board */
+
 /* Main oscillator register settings.
  *
  *   The start up time should be should be:
@@ -97,7 +101,6 @@
 
 /* Resulting frequencies */
 
-#define BOARD_MAINOSC_FREQUENCY    (12000000)  /* MAINOSC: 12MHz crystal on-board */
 #define BOARD_PLLA_FREQUENCY       (168000000) /* PLLACK:  14 * 12Mhz / 1 */
 #define BOARD_MCK_FREQUENCY        (84000000)  /* MCK:     PLLACK / 2 */
 #define BOARD_CPU_FREQUENCY        (84000000)  /* CPU:     MCK */
diff --git a/configs/sam4s-xplained-pro/include/board.h b/configs/sam4s-xplained-pro/include/board.h
index 13ebfd37d19..2158bfb3488 100644
--- a/configs/sam4s-xplained-pro/include/board.h
+++ b/configs/sam4s-xplained-pro/include/board.h
@@ -65,7 +65,7 @@
 #define BOARD_CKGR_MOR_MOSCXTST     (63 << PMC_CKGR_MOR_MOSCXTST_SHIFT) /* Start-up Time */
 
 #define BOARD_32KOSC_FREQUENCY      (32768)
-#define BOARD_SLCK_FREQUENCY        (BOARD_32KOSC_FREQUENCY)
+#define BOARD_SCLK_FREQUENCY        (BOARD_32KOSC_FREQUENCY)
 #define BOARD_MAINOSC_FREQUENCY     (12000000)
 
 #ifdef CONFIG_SAM34_UDP