diff --git a/arch/arm/src/efm32/efm32_clockconfig.c b/arch/arm/src/efm32/efm32_clockconfig.c
index 014642939f1..1ba2c6e9dfa 100644
--- a/arch/arm/src/efm32/efm32_clockconfig.c
+++ b/arch/arm/src/efm32/efm32_clockconfig.c
@@ -436,7 +436,7 @@ static inline uint32_t efm32_hfclk_config(uint32_t hfclksel, uint32_t hfclkdiv)
         frequency = BOARD_HFXO_FREQUENCY;
 
 #ifdef CMU_CTRL_HFLE
-#if BOARD_LFXO_FREQUENCY > CMU_MAX_FREQ_HFLE
+#if BOARD_HFXO_FREQUENCY > CMU_MAX_FREQ_HFLE
         /* Adjust HFXO buffer current for high crystal frequencies, enable HFLE
          * for frequencies above CMU_MAX_FREQ_HFLE.
          *
@@ -452,7 +452,7 @@ static inline uint32_t efm32_hfclk_config(uint32_t hfclksel, uint32_t hfclkdiv)
          * enabled.
          */
 
-        if ((CMU->HFCORECLKEN0 & CMU_HFCORECLKEN0_LE) != 0)
+        if ((getreg32(EFM32_CMU_HFCORECLKEN0) & CMU_HFCORECLKEN0_LE) != 0)
           {
             regval  = getreg32(EFM32_CMU_HFCORECLKDIV);
             regval |= CMU_HFCORECLKDIV_HFCORECLKLEDIV_DIV4;