diff --git a/components/bt/controller/lib_esp32 b/components/bt/controller/lib_esp32
index ddb95d354f..1e9c3355dd 160000
--- a/components/bt/controller/lib_esp32
+++ b/components/bt/controller/lib_esp32
@@ -1 +1 @@
-Subproject commit ddb95d354f04526123842e99b46477d5f009b2ed
+Subproject commit 1e9c3355dddfe99487e787b50ab2eeee387a8719
diff --git a/components/esp_rom/esp32/ld/esp32.rom.ld b/components/esp_rom/esp32/ld/esp32.rom.ld
index 2c9118175c..58dcaa461d 100644
--- a/components/esp_rom/esp32/ld/esp32.rom.ld
+++ b/components/esp_rom/esp32/ld/esp32.rom.ld
@@ -749,6 +749,9 @@ PROVIDE ( r_ld_csb_tx_en = 0x4003a1c0 );
 PROVIDE ( r_ld_csb_tx_init = 0x4003a0e8 );
 PROVIDE ( r_ld_csb_tx_reset = 0x4003a0f8 );
 PROVIDE ( r_ld_csb_tx_set_data = 0x4003a6c0 );
+PROVIDE ( ld_csb_tx_sched = 0x40039c1c );
+PROVIDE ( ld_csb_tx_evt_start_cbk = 0x40039d0c );
+PROVIDE ( ld_csb_tx_evt_canceled_cbk = 0x40039ee4 );
 PROVIDE ( r_ld_fm_clk_isr = 0x4003a7a8 );
 PROVIDE ( r_ld_fm_frame_isr = 0x4003a82c );
 PROVIDE ( r_ld_fm_init = 0x4003a760 );