diff --git a/src/host/trxcon/include/osmocom/bb/trxcon/Makefile.am b/src/host/trxcon/include/osmocom/bb/trxcon/Makefile.am
index e50652028..4463a1db1 100644
--- a/src/host/trxcon/include/osmocom/bb/trxcon/Makefile.am
+++ b/src/host/trxcon/include/osmocom/bb/trxcon/Makefile.am
@@ -2,8 +2,7 @@ noinst_HEADERS = \
 	l1ctl_proto.h \
 	l1ctl_link.h \
 	l1ctl.h \
-	scheduler.h \
-	sched_trx.h \
+	l1sched.h \
 	trx_if.h \
 	logging.h \
 	trxcon.h \
diff --git a/src/host/trxcon/include/osmocom/bb/trxcon/sched_trx.h b/src/host/trxcon/include/osmocom/bb/trxcon/l1sched.h
similarity index 93%
rename from src/host/trxcon/include/osmocom/bb/trxcon/sched_trx.h
rename to src/host/trxcon/include/osmocom/bb/trxcon/l1sched.h
index c2649de2e..f4cce2c9f 100644
--- a/src/host/trxcon/include/osmocom/bb/trxcon/sched_trx.h
+++ b/src/host/trxcon/include/osmocom/bb/trxcon/l1sched.h
@@ -1,5 +1,6 @@
 #pragma once
 
+#include <time.h>
 #include <stdint.h>
 #include <stdbool.h>
 
@@ -7,10 +8,11 @@
 #include <osmocom/core/utils.h>
 #include <osmocom/gsm/protocol/gsm_04_08.h>
 #include <osmocom/gsm/gsm_utils.h>
+#include <osmocom/gsm/gsm0502.h>
 #include <osmocom/core/linuxlist.h>
+#include <osmocom/core/timer.h>
 
 #include <osmocom/bb/trxcon/logging.h>
-#include <osmocom/bb/trxcon/scheduler.h>
 
 #define GSM_BURST_LEN		148
 #define GSM_BURST_PL_LEN	116
@@ -41,9 +43,15 @@
 /* Forward declaration to avoid mutual include */
 struct l1sched_lchan_state;
 struct l1sched_meas_set;
+struct l1sched_state;
 struct trx_instance;
 struct l1sched_ts;
 
+enum l1sched_clck_state {
+	L1SCHED_CLCK_ST_WAIT,
+	L1SCHED_CLCK_ST_OK,
+};
+
 enum l1sched_burst_type {
 	L1SCHED_BURST_GMSK,
 	L1SCHED_BURST_8PSK,
@@ -301,6 +309,26 @@ struct l1sched_ts_prim {
 	uint8_t payload[0];
 };
 
+/*! One scheduler instance */
+struct l1sched_state {
+	/*! Clock state */
+	enum l1sched_clck_state state;
+	/*! Local clock source */
+	struct timespec clock;
+	/*! Count of processed frames */
+	uint32_t fn_counter_proc;
+	/*! Local frame counter advance */
+	uint32_t fn_counter_advance;
+	/*! Count of lost frames */
+	uint32_t fn_counter_lost;
+	/*! Frame callback timer */
+	struct osmo_timer_list clock_timer;
+	/*! Frame callback */
+	void (*clock_cb)(struct l1sched_state *sched);
+	/*! Private data (e.g. pointer to trx instance) */
+	void *data;
+};
+
 extern const struct l1sched_lchan_desc l1sched_lchan_desc[_L1SCHED_CHAN_MAX];
 const struct l1sched_tdma_multiframe *l1sched_mframe_layout(
 	enum gsm_phys_chan_config config, int tn);
@@ -413,3 +441,6 @@ bool l1sched_tchh_block_map_fn(enum l1sched_lchan_type chan,
 /* Measurement history */
 void l1sched_lchan_meas_push(struct l1sched_lchan_state *lchan, const struct l1sched_meas_set *meas);
 void l1sched_lchan_meas_avg(struct l1sched_lchan_state *lchan, unsigned int n);
+
+int l1sched_clck_handle(struct l1sched_state *sched, uint32_t fn);
+void l1sched_clck_reset(struct l1sched_state *sched);
diff --git a/src/host/trxcon/include/osmocom/bb/trxcon/scheduler.h b/src/host/trxcon/include/osmocom/bb/trxcon/scheduler.h
deleted file mode 100644
index 7e6b092b1..000000000
--- a/src/host/trxcon/include/osmocom/bb/trxcon/scheduler.h
+++ /dev/null
@@ -1,38 +0,0 @@
-#pragma once
-
-#include <stdint.h>
-#include <time.h>
-
-#include <osmocom/core/timer.h>
-#include <osmocom/gsm/gsm0502.h>
-
-enum l1sched_clck_state {
-	L1SCHED_CLCK_ST_WAIT,
-	L1SCHED_CLCK_ST_OK,
-};
-
-/* Forward structure declaration */
-struct l1sched_state;
-
-/*! One scheduler instance */
-struct l1sched_state {
-	/*! Clock state */
-	enum l1sched_clck_state state;
-	/*! Local clock source */
-	struct timespec clock;
-	/*! Count of processed frames */
-	uint32_t fn_counter_proc;
-	/*! Local frame counter advance */
-	uint32_t fn_counter_advance;
-	/*! Count of lost frames */
-	uint32_t fn_counter_lost;
-	/*! Frame callback timer */
-	struct osmo_timer_list clock_timer;
-	/*! Frame callback */
-	void (*clock_cb)(struct l1sched_state *sched);
-	/*! Private data (e.g. pointer to trx instance) */
-	void *data;
-};
-
-int l1sched_clck_handle(struct l1sched_state *sched, uint32_t fn);
-void l1sched_clck_reset(struct l1sched_state *sched);
diff --git a/src/host/trxcon/include/osmocom/bb/trxcon/trx_if.h b/src/host/trxcon/include/osmocom/bb/trxcon/trx_if.h
index 511101a00..033eaa3c9 100644
--- a/src/host/trxcon/include/osmocom/bb/trxcon/trx_if.h
+++ b/src/host/trxcon/include/osmocom/bb/trxcon/trx_if.h
@@ -5,8 +5,7 @@
 #include <osmocom/core/timer.h>
 #include <osmocom/core/fsm.h>
 
-#include <osmocom/bb/trxcon/scheduler.h>
-#include <osmocom/bb/trxcon/sched_trx.h>
+#include <osmocom/bb/trxcon/l1sched.h>
 
 #define TRXC_BUF_SIZE	1024
 #define TRXD_BUF_SIZE	512
diff --git a/src/host/trxcon/src/l1ctl.c b/src/host/trxcon/src/l1ctl.c
index 20bd64637..980ac49ef 100644
--- a/src/host/trxcon/src/l1ctl.c
+++ b/src/host/trxcon/src/l1ctl.c
@@ -40,7 +40,7 @@
 #include <osmocom/bb/trxcon/l1ctl_proto.h>
 
 #include <osmocom/bb/trxcon/trx_if.h>
-#include <osmocom/bb/trxcon/sched_trx.h>
+#include <osmocom/bb/trxcon/l1sched.h>
 
 static const char *arfcn2band_name(uint16_t arfcn)
 {
diff --git a/src/host/trxcon/src/sched_clck.c b/src/host/trxcon/src/sched_clck.c
index b7bb88d62..5fb8d623d 100644
--- a/src/host/trxcon/src/sched_clck.c
+++ b/src/host/trxcon/src/sched_clck.c
@@ -38,7 +38,7 @@
 #include <osmocom/core/timer_compat.h>
 #include <osmocom/gsm/a5.h>
 
-#include <osmocom/bb/trxcon/scheduler.h>
+#include <osmocom/bb/trxcon/l1sched.h>
 #include <osmocom/bb/trxcon/logging.h>
 #include <osmocom/bb/trxcon/trx_if.h>
 
diff --git a/src/host/trxcon/src/sched_lchan_common.c b/src/host/trxcon/src/sched_lchan_common.c
index 600977c46..c2d79de6f 100644
--- a/src/host/trxcon/src/sched_lchan_common.c
+++ b/src/host/trxcon/src/sched_lchan_common.c
@@ -37,8 +37,7 @@
 #include <osmocom/gsm/protocol/gsm_08_58.h>
 
 #include <osmocom/bb/trxcon/l1ctl_proto.h>
-#include <osmocom/bb/trxcon/scheduler.h>
-#include <osmocom/bb/trxcon/sched_trx.h>
+#include <osmocom/bb/trxcon/l1sched.h>
 #include <osmocom/bb/trxcon/logging.h>
 #include <osmocom/bb/trxcon/trxcon.h>
 #include <osmocom/bb/trxcon/trx_if.h>
diff --git a/src/host/trxcon/src/sched_lchan_desc.c b/src/host/trxcon/src/sched_lchan_desc.c
index 0ec4d84a1..96a709205 100644
--- a/src/host/trxcon/src/sched_lchan_desc.c
+++ b/src/host/trxcon/src/sched_lchan_desc.c
@@ -26,7 +26,7 @@
 #include <osmocom/gsm/protocol/gsm_08_58.h>
 #include <osmocom/core/gsmtap.h>
 
-#include <osmocom/bb/trxcon/sched_trx.h>
+#include <osmocom/bb/trxcon/l1sched.h>
 
 /* Forward declaration of handlers */
 int rx_data_fn(struct trx_instance *trx, struct l1sched_ts *ts,
diff --git a/src/host/trxcon/src/sched_lchan_pdtch.c b/src/host/trxcon/src/sched_lchan_pdtch.c
index d3486b91f..6063438b8 100644
--- a/src/host/trxcon/src/sched_lchan_pdtch.c
+++ b/src/host/trxcon/src/sched_lchan_pdtch.c
@@ -31,8 +31,7 @@
 #include <osmocom/coding/gsm0503_coding.h>
 
 #include <osmocom/bb/trxcon/l1ctl_proto.h>
-#include <osmocom/bb/trxcon/scheduler.h>
-#include <osmocom/bb/trxcon/sched_trx.h>
+#include <osmocom/bb/trxcon/l1sched.h>
 #include <osmocom/bb/trxcon/logging.h>
 #include <osmocom/bb/trxcon/trx_if.h>
 #include <osmocom/bb/trxcon/l1ctl.h>
diff --git a/src/host/trxcon/src/sched_lchan_rach.c b/src/host/trxcon/src/sched_lchan_rach.c
index 0e8d75035..ffec1d055 100644
--- a/src/host/trxcon/src/sched_lchan_rach.c
+++ b/src/host/trxcon/src/sched_lchan_rach.c
@@ -31,8 +31,7 @@
 #include <osmocom/coding/gsm0503_coding.h>
 
 #include <osmocom/bb/trxcon/l1ctl_proto.h>
-#include <osmocom/bb/trxcon/scheduler.h>
-#include <osmocom/bb/trxcon/sched_trx.h>
+#include <osmocom/bb/trxcon/l1sched.h>
 #include <osmocom/bb/trxcon/logging.h>
 #include <osmocom/bb/trxcon/trx_if.h>
 #include <osmocom/bb/trxcon/l1ctl.h>
diff --git a/src/host/trxcon/src/sched_lchan_sch.c b/src/host/trxcon/src/sched_lchan_sch.c
index b9356ebb2..59f1691c9 100644
--- a/src/host/trxcon/src/sched_lchan_sch.c
+++ b/src/host/trxcon/src/sched_lchan_sch.c
@@ -32,8 +32,7 @@
 #include <osmocom/coding/gsm0503_coding.h>
 
 #include <osmocom/bb/trxcon/l1ctl_proto.h>
-#include <osmocom/bb/trxcon/scheduler.h>
-#include <osmocom/bb/trxcon/sched_trx.h>
+#include <osmocom/bb/trxcon/l1sched.h>
 #include <osmocom/bb/trxcon/logging.h>
 #include <osmocom/bb/trxcon/trx_if.h>
 #include <osmocom/bb/trxcon/l1ctl.h>
diff --git a/src/host/trxcon/src/sched_lchan_tchf.c b/src/host/trxcon/src/sched_lchan_tchf.c
index 0772e17f3..fe7370ea6 100644
--- a/src/host/trxcon/src/sched_lchan_tchf.c
+++ b/src/host/trxcon/src/sched_lchan_tchf.c
@@ -33,8 +33,7 @@
 #include <osmocom/codec/codec.h>
 
 #include <osmocom/bb/trxcon/l1ctl_proto.h>
-#include <osmocom/bb/trxcon/scheduler.h>
-#include <osmocom/bb/trxcon/sched_trx.h>
+#include <osmocom/bb/trxcon/l1sched.h>
 #include <osmocom/bb/trxcon/logging.h>
 #include <osmocom/bb/trxcon/trx_if.h>
 #include <osmocom/bb/trxcon/l1ctl.h>
diff --git a/src/host/trxcon/src/sched_lchan_tchh.c b/src/host/trxcon/src/sched_lchan_tchh.c
index ffeb6f87b..706b74af1 100644
--- a/src/host/trxcon/src/sched_lchan_tchh.c
+++ b/src/host/trxcon/src/sched_lchan_tchh.c
@@ -36,8 +36,7 @@
 #include <osmocom/codec/codec.h>
 
 #include <osmocom/bb/trxcon/l1ctl_proto.h>
-#include <osmocom/bb/trxcon/scheduler.h>
-#include <osmocom/bb/trxcon/sched_trx.h>
+#include <osmocom/bb/trxcon/l1sched.h>
 #include <osmocom/bb/trxcon/logging.h>
 #include <osmocom/bb/trxcon/trx_if.h>
 #include <osmocom/bb/trxcon/l1ctl.h>
diff --git a/src/host/trxcon/src/sched_lchan_xcch.c b/src/host/trxcon/src/sched_lchan_xcch.c
index 71eeae38f..758f41fe2 100644
--- a/src/host/trxcon/src/sched_lchan_xcch.c
+++ b/src/host/trxcon/src/sched_lchan_xcch.c
@@ -31,8 +31,7 @@
 #include <osmocom/coding/gsm0503_coding.h>
 
 #include <osmocom/bb/trxcon/l1ctl_proto.h>
-#include <osmocom/bb/trxcon/scheduler.h>
-#include <osmocom/bb/trxcon/sched_trx.h>
+#include <osmocom/bb/trxcon/l1sched.h>
 #include <osmocom/bb/trxcon/logging.h>
 #include <osmocom/bb/trxcon/trx_if.h>
 #include <osmocom/bb/trxcon/l1ctl.h>
diff --git a/src/host/trxcon/src/sched_mframe.c b/src/host/trxcon/src/sched_mframe.c
index fb8840ecb..857755bd0 100644
--- a/src/host/trxcon/src/sched_mframe.c
+++ b/src/host/trxcon/src/sched_mframe.c
@@ -25,7 +25,7 @@
 
 #include <osmocom/gsm/gsm_utils.h>
 
-#include <osmocom/bb/trxcon/sched_trx.h>
+#include <osmocom/bb/trxcon/l1sched.h>
 
 /* Non-combined CCCH */
 static const struct l1sched_tdma_frame frame_bcch[51] = {
diff --git a/src/host/trxcon/src/sched_prim.c b/src/host/trxcon/src/sched_prim.c
index 7cda9d7b5..64517f57c 100644
--- a/src/host/trxcon/src/sched_prim.c
+++ b/src/host/trxcon/src/sched_prim.c
@@ -29,8 +29,7 @@
 
 #include <osmocom/gsm/protocol/gsm_04_08.h>
 
-#include <osmocom/bb/trxcon/scheduler.h>
-#include <osmocom/bb/trxcon/sched_trx.h>
+#include <osmocom/bb/trxcon/l1sched.h>
 #include <osmocom/bb/trxcon/trx_if.h>
 #include <osmocom/bb/trxcon/logging.h>
 
diff --git a/src/host/trxcon/src/sched_trx.c b/src/host/trxcon/src/sched_trx.c
index 04be66cd0..c34e2b70c 100644
--- a/src/host/trxcon/src/sched_trx.c
+++ b/src/host/trxcon/src/sched_trx.c
@@ -32,8 +32,7 @@
 #include <osmocom/core/linuxlist.h>
 
 #include <osmocom/bb/trxcon/l1ctl_proto.h>
-#include <osmocom/bb/trxcon/scheduler.h>
-#include <osmocom/bb/trxcon/sched_trx.h>
+#include <osmocom/bb/trxcon/l1sched.h>
 #include <osmocom/bb/trxcon/trx_if.h>
 #include <osmocom/bb/trxcon/logging.h>
 
diff --git a/src/host/trxcon/src/trx_if.c b/src/host/trxcon/src/trx_if.c
index e2239968a..a251da0b6 100644
--- a/src/host/trxcon/src/trx_if.c
+++ b/src/host/trxcon/src/trx_if.c
@@ -43,7 +43,6 @@
 #include <osmocom/bb/trxcon/trxcon.h>
 #include <osmocom/bb/trxcon/trx_if.h>
 #include <osmocom/bb/trxcon/logging.h>
-#include <osmocom/bb/trxcon/scheduler.h>
 
 static struct value_string trx_evt_names[] = {
 	{ 0, NULL } /* no events? */
diff --git a/src/host/trxcon/src/trxcon.c b/src/host/trxcon/src/trxcon.c
index b47e307cc..08050d371 100644
--- a/src/host/trxcon/src/trxcon.c
+++ b/src/host/trxcon/src/trxcon.c
@@ -45,8 +45,7 @@
 #include <osmocom/bb/trxcon/l1ctl.h>
 #include <osmocom/bb/trxcon/l1ctl_link.h>
 #include <osmocom/bb/trxcon/l1ctl_proto.h>
-#include <osmocom/bb/trxcon/scheduler.h>
-#include <osmocom/bb/trxcon/sched_trx.h>
+#include <osmocom/bb/trxcon/l1sched.h>
 
 #define COPYRIGHT \
 	"Copyright (C) 2016-2020 by Vadim Yanitskiy <axilirator@gmail.com>\n" \