diff --git a/include/osmocom/gsm/rsl.h b/include/osmocom/gsm/rsl.h
index 44ded1b..efe557f 100644
--- a/include/osmocom/gsm/rsl.h
+++ b/include/osmocom/gsm/rsl.h
@@ -6,11 +6,19 @@
 #include <osmocom/core/msgb.h>
 #include <osmocom/gsm/protocol/gsm_08_58.h>
 
+/*! \defgroup rsl RSL
+ *  @{
+ */
+
+/*! \file rsl.h */
+
 void rsl_init_rll_hdr(struct abis_rsl_rll_hdr *dh, uint8_t msg_type);
 
 void rsl_init_cchan_hdr(struct abis_rsl_cchan_hdr *ch, uint8_t msg_type);
 
 extern const struct tlv_definition rsl_att_tlvdef;
+
+/*! \brief Parse RSL TLV structure using \ref tlv_parse */
 #define rsl_tlv_parse(dec, buf, len)     \
 			tlv_parse(dec, &rsl_att_tlvdef, buf, len, 0, 0)
 
@@ -40,4 +48,7 @@
 /* Allocate msgb and fill with simple RSL RLL header */
 struct msgb *rsl_rll_simple(uint8_t msg_type, uint8_t chan_nr,
 			    uint8_t link_id, int transparent);
+
+/*! }@ */
+
 #endif /* _OSMOCORE_RSL_H */