FIXME: set RTT_FREQUENCY to 32768hz for stm32f1 boards

fjmolinas · fjmolinas · commit 829cca5de77e · 2020-04-20T08:48:29.000+02:00
diff --git a/boards/common/iotlab/include/periph_conf_common.h b/boards/common/iotlab/include/periph_conf_common.h
@@ -159,8 +159,8 @@ static const uart_conf_t uart_config[] = {
 #define RTT_IRQ             RTC_IRQn
 #define RTT_ISR             isr_rtc
 #define RTT_MAX_VALUE       (0xffffffff)
-#define RTT_FREQUENCY       (1)             /* in Hz */
-#define RTT_PRESCALER       (0x7fff)        /* run with 1 Hz */
+#define RTT_FREQUENCY       (32768U)     /* in Hz */
+#define RTT_PRESCALER       (0x0)        /* run with ~32 kHz */
 /** @} */
 
 /**
diff --git a/boards/nucleo-f103rb/include/periph_conf.h b/boards/nucleo-f103rb/include/periph_conf.h
@@ -129,8 +129,8 @@ static const uart_conf_t uart_config[] = {
 #define RTT_IRQ             RTC_IRQn
 #define RTT_ISR             isr_rtc
 #define RTT_MAX_VALUE       (0xffffffff)
-#define RTT_FREQUENCY       (16384)      /* in Hz */
-#define RTT_PRESCALER       (0x1)        /* run with ~16 kHz Hz */
+#define RTT_FREQUENCY       (32768U)     /* in Hz */
+#define RTT_PRESCALER       (0x0)        /* run with ~32 kHz */
 /** @} */
 
 /**
