diff --git a/radio/src/boards/jumper-h750/board.cpp b/radio/src/boards/jumper-h750/board.cpp
index 57558365e..4e2d68d4e 100644
--- a/radio/src/boards/jumper-h750/board.cpp
+++ b/radio/src/boards/jumper-h750/board.cpp
@@ -95,8 +95,6 @@ void EXTERNAL_MODULE_OFF()
 
 void boardBLEarlyInit()
 {
-  pwrOn();
-
   timersInit();
   usbChargerInit();
 }
diff --git a/radio/src/boards/rm-h750/board.cpp b/radio/src/boards/rm-h750/board.cpp
index 3d297c37d..e91f051db 100644
--- a/radio/src/boards/rm-h750/board.cpp
+++ b/radio/src/boards/rm-h750/board.cpp
@@ -95,8 +95,6 @@ void EXTERNAL_MODULE_OFF()
 
 void boardBLEarlyInit()
 {
-  pwrOn();
-
   // TAS2505 requires reset pin to be low on power on
   gpio_init(AUDIO_RESET_PIN, GPIO_OUT, GPIO_PIN_SPEED_LOW);
   gpio_clear(AUDIO_RESET_PIN);
diff --git a/radio/src/targets/common/arm/stm32/f4/memory_sections.h b/radio/src/targets/common/arm/stm32/f4/memory_sections.h
index 8e775ee5e..d669cee03 100644
--- a/radio/src/targets/common/arm/stm32/f4/memory_sections.h
+++ b/radio/src/targets/common/arm/stm32/f4/memory_sections.h
@@ -21,7 +21,7 @@
 
 #pragma once
 
-#define __INIT_HOOK    __attribute__((section(".init_hook")))
+#define __INIT_HOOK    __attribute__((section(".init_hook"), used))
 
 #define __CCMRAM       __attribute__((section(".ccm"), aligned(4)))
 #define __DMA          __attribute__((section(".ram"), aligned(4)))
diff --git a/radio/src/targets/common/arm/stm32/h7/memory_sections.h b/radio/src/targets/common/arm/stm32/h7/memory_sections.h
index 62b77fa18..0b2a28676 100644
--- a/radio/src/targets/common/arm/stm32/h7/memory_sections.h
+++ b/radio/src/targets/common/arm/stm32/h7/memory_sections.h
@@ -21,7 +21,7 @@
 
 #pragma once
 
-#define __INIT_HOOK    __attribute__((section(".init_hook")))
+#define __INIT_HOOK    __attribute__((section(".init_hook"), used))
 
 #define __CCMRAM       __attribute__((section(".ccm"), aligned(4)))
 #define __DMA          __attribute__((section(".ram"), aligned(32)))
diff --git a/radio/src/targets/horus/board.cpp b/radio/src/targets/horus/board.cpp
index cf39226e8..222e7e6f8 100644
--- a/radio/src/targets/horus/board.cpp
+++ b/radio/src/targets/horus/board.cpp
@@ -63,11 +63,6 @@ void boardBLEarlyInit()
 {
   videoSwitchInit();
 }
-#else
-void boardBLEarlyInit()
-{
-  pwrOn();
-}
 #endif
 
 extern "C" void SDRAM_Init();