cc26xx: enable sync between radio timer and RTC, useful for TSCH

2016-04-25 18:02:26 +03:00 · 2016-04-25 18:02:26 +03:00 · a47fb723e4
parent 95b66657aa
commit a47fb723e4
1 changed files with 3 additions and 0 deletions
--- a/cpu/cc26xx-cc13xx/clock.c
+++ b/cpu/cc26xx-cc13xx/clock.c
@ -118,6 +118,9 @@ clock_init(void)
  /* GPT0 / Timer B: One shot, PWM interrupt enable */
  HWREG(GPT0_BASE + GPT_O_TBMR) =
        ((TIMER_CFG_B_ONE_SHOT >> 8) & 0xFF) | GPT_TBMR_TBPWMIE;
+
+  /* enable sync with radio timer */
+  HWREGBITW(AON_RTC_BASE + AON_RTC_O_CTL, AON_RTC_CTL_RTC_UPD_EN_BITN) = 1;
 }
 /*---------------------------------------------------------------------------*/
 static void