#define clock_id_is_pll(id) ((id) >= CLOCK_ID_FIRST && \
(id) < CLOCK_ID_FIRST_SIMPLE)
+/* return 1 if a peripheral ID is in range */
+#define clock_periph_id_isvalid(id) ((id) >= PERIPH_ID_FIRST && \
+ (id) < PERIPH_ID_COUNT)
+
#endif /* _CLOCK_TABLES_H_ */