1 files changed, 4 insertions, 3 deletions
diff --git a/boards/ST_STM8S_DISCOVERY/board.c b/boards/ST_STM8S_DISCOVERY/board.c
index 0d41f79ff..61a6f2752 100644
--- a/boards/ST_STM8S_DISCOVERY/board.c
+++ b/boards/ST_STM8S_DISCOVERY/board.c
@@ -34,6 +34,7 @@ ROMCONST PALConfig pal_default_config =
     {VAL_GPIOEODR, 0, VAL_GPIOEDDR, VAL_GPIOECR1, VAL_GPIOECR2},
     {VAL_GPIOFODR, 0, VAL_GPIOFDDR, VAL_GPIOFCR1, VAL_GPIOFCR2},
     {VAL_GPIOGODR, 0, VAL_GPIOGDDR, VAL_GPIOGCR1, VAL_GPIOGCR2},
+  }
 };
 
 /*
@@ -71,13 +72,13 @@ void hwinit(void) {
   /*
    * TIM2 initialization as system tick.
    */
-  CLK->PCKENR1 |= 32;           /* PCKEN15, TIM2 clock source.*/
+  CLK->PCKENR1 |= CLK_PCKENR1_TIM2;
   TIM2->PSCR    = 4;            /* Prescaler divide by 2^4=16.*/
   TIM2->ARRH    = (uint8_t)(TIM2_ARR >> 8);
   TIM2->ARRL    = (uint8_t)(TIM2_ARR);
   TIM2->CNTRH   = 0;
   TIM2->CNTRL   = 0;
   TIM2->SR1     = 0;
-  TIM2->IER     = 1;            /* UIE */
-  TIM2->CR1     = 1;            /* CEN */
+  TIM2->IER     = TIM2_IER_UIE;
+  TIM2->CR1     = TIM2_CR1_CEN;
 }