1 files changed, 85 insertions, 2 deletions
diff --git a/os/various/chrtclib.c b/os/various/chrtclib.c
index f2616d460..6fcb3de41 100644
--- a/os/various/chrtclib.c
+++ b/os/various/chrtclib.c
@@ -37,7 +37,9 @@
      defined(STM32F30X) || defined(STM32F37X) ||                              \
      defined(STM32F1XX) || defined(STM32F10X_MD) || defined(STM32F10X_LD) ||  \
      defined(STM32F10X_HD) || defined(STM32F10X_CL) || defined(STM32F0XX) ||  \
-     defined(LPC122X) || defined(__DOXYGEN__))
+     defined(LPC122X) || defined(LPC17XX) || defined(__DOXYGEN__))
+#if STM32_RTC_IS_CALENDAR || LPC17xx_RTC_IS_CALENDAR
+
 #if STM32_RTC_IS_CALENDAR
 /**
  * @brief   Converts from STM32 BCD to canonicalized time format.
@@ -135,6 +137,47 @@ static void stm32_rtc_tm2bcd(struct tm *timp, RTCTime *timespec) {
   timespec->tv_time |= ((v / 10) << RTC_TR_ST_OFFSET) & RTC_TR_ST;
   timespec->tv_time |= (v % 10) << RTC_TR_SU_OFFSET;
 }
+#endif
+
+#if LPC17xx_RTC_IS_CALENDAR
+/**
+ * @brief   Converts from LPC17xx RTC format to canonicalized time format.
+ *
+ * @param[out] timp     pointer to a @p tm structure as defined in time.h
+ * @param[in] timespec  pointer to a @p RTCTime structure
+ *
+ * @notapi
+ */
+static void lpc17xx_rtc_format2tm(struct tm *timp, RTCTime *timespec) {
+  timp->tm_sec  = timespec->sec;
+  timp->tm_min  = timespec->min;
+  timp->tm_hour = timespec->hour;
+  timp->tm_mday = timespec->dom;
+  timp->tm_mon  = timespec->month - 1;
+  timp->tm_year = timespec->year - 1900;
+  timp->tm_wday = timespec->dow;
+  timp->tm_yday = timespec->doy - 1;
+}
+
+/**
+ * @brief   Converts from LPC17xx RTC format to canonicalized time format.
+ *
+ * @param[out] timp     pointer to a @p tm structure as defined in time.h
+ * @param[in] timespec  pointer to a @p RTCTime structure
+ *
+ * @notapi
+ */
+static void lpc17xx_rtc_tm2format(struct tm *timp, RTCTime *timespec) {
+  timespec->sec   = timp->tm_sec;
+  timespec->min   = timp->tm_min;
+  timespec->hour  = timp->tm_hour;
+  timespec->dom   = timp->tm_mday;
+  timespec->month = timp->tm_mon + 1;
+  timespec->year  = timp->tm_year + 1900;
+  timespec->dow   = timp->tm_wday;
+  timespec->doy   = timp->tm_yday + 1;
+}
+#endif
 
 /**
  * @brief   Gets raw time from RTC and converts it to canonicalized format.
@@ -145,6 +188,7 @@ static void stm32_rtc_tm2bcd(struct tm *timp, RTCTime *timespec) {
  * @api
  */
 void rtcGetTimeTm(RTCDriver *rtcp, struct tm *timp) {
+#if STM32_RTC_IS_CALENDAR
 #if STM32_RTC_HAS_SUBSECONDS
   RTCTime timespec = {0,0,FALSE,0};
 #else
@@ -153,6 +197,14 @@ void rtcGetTimeTm(RTCDriver *rtcp, struct tm *timp) {
 
   rtcGetTime(rtcp, &timespec);
   stm32_rtc_bcd2tm(timp, &timespec);
+#endif
+
+#if LPC17xx_RTC_IS_CALENDAR
+  RTCTime timespec;
+
+  rtcGetTime(rtcp, &timespec);
+  lpc17xx_rtc_format2tm(timp, &timespec);
+#endif
 }
 
 /**
@@ -164,6 +216,7 @@ void rtcGetTimeTm(RTCDriver *rtcp, struct tm *timp) {
  * @api
  */
 void rtcSetTimeTm(RTCDriver *rtcp, struct tm *timp) {
+#if STM32_RTC_IS_CALENDAR
 #if STM32_RTC_HAS_SUBSECONDS
   RTCTime timespec = {0,0,FALSE,0};
 #else
@@ -172,6 +225,14 @@ void rtcSetTimeTm(RTCDriver *rtcp, struct tm *timp) {
 
   stm32_rtc_tm2bcd(timp, &timespec);
   rtcSetTime(rtcp, &timespec);
+#endif
+
+#if LPC17xx_RTC_IS_CALENDAR
+  RTCTime timespec;
+
+  lpc17xx_rtc_tm2format(timp, &timespec);
+  rtcSetTime(rtcp, &timespec);
+#endif
 }
 
 /**
@@ -183,6 +244,7 @@ void rtcSetTimeTm(RTCDriver *rtcp, struct tm *timp) {
  * @api
  */
 time_t rtcGetTimeUnixSec(RTCDriver *rtcp) {
+#if STM32_RTC_IS_CALENDAR
 #if STM32_RTC_HAS_SUBSECONDS
   RTCTime timespec = {0,0,FALSE,0};
 #else
@@ -194,6 +256,16 @@ time_t rtcGetTimeUnixSec(RTCDriver *rtcp) {
   stm32_rtc_bcd2tm(&timp, &timespec);
 
   return mktime(&timp);
+#endif
+
+#if LPC17xx_RTC_IS_CALENDAR
+  RTCTime timespec;
+  struct tm timp;
+
+  rtcGetTime(rtcp, &timespec);
+  lpc17xx_rtc_format2tm(&timp, &timespec);
+  return mktime(&timp);
+#endif
 }
 
 /**
@@ -206,6 +278,7 @@ time_t rtcGetTimeUnixSec(RTCDriver *rtcp) {
  * @api
  */
 void rtcSetTimeUnixSec(RTCDriver *rtcp, time_t tv_sec) {
+#if STM32_RTC_IS_CALENDAR
 #if STM32_RTC_HAS_SUBSECONDS
   RTCTime timespec = {0,0,FALSE,0};
 #else
@@ -216,6 +289,16 @@ void rtcSetTimeUnixSec(RTCDriver *rtcp, time_t tv_sec) {
   localtime_r(&tv_sec, &timp);
   stm32_rtc_tm2bcd(&timp, &timespec);
   rtcSetTime(rtcp, &timespec);
+#endif
+
+#if LPC17xx_RTC_IS_CALENDAR
+  RTCTime timespec;
+  struct tm timp;
+
+  localtime_r(&tv_sec, &timp);
+  lpc17xx_rtc_tm2format(&timp, &timespec);
+  rtcSetTime(rtcp, &timespec);
+#endif
 }
 
 /**
@@ -354,7 +437,7 @@ uint32_t rtcGetTimeFatFromCounter(RTCDriver *rtcp) {
 
   return fattime;
 }
-#endif /* STM32_RTC_IS_CALENDAR */
+#endif /* STM32_RTC_IS_CALENDAR  || LPC17xx_RTC_IS_CALENDAR */
 #endif /* (defined(STM32F4XX) || defined(STM32F2XX) || defined(STM32L1XX) || defined(STM32F1XX)) */
 
 /** @} */