diff --git a/firmware/controllers/trigger/trigger_structure.cpp b/firmware/controllers/trigger/trigger_structure.cpp
index 0163cdc76f..fbb9d49455 100644
--- a/firmware/controllers/trigger/trigger_structure.cpp
+++ b/firmware/controllers/trigger/trigger_structure.cpp
@@ -41,14 +41,6 @@ TriggerShape::TriggerShape() :
 	memset(triggerIndexByAngle, 0, sizeof(triggerIndexByAngle));
 }
 
-int TriggerShape::getSize() const {
-	return size;
-}
-
-int TriggerShape::getTriggerShapeSynchPointIndex() {
-	return triggerShapeSynchPointIndex;
-}
-
 void TriggerShape::calculateTriggerSynchPoint(TriggerState *state DECLARE_ENGINE_PARAMETER_S) {
 #if EFI_PROD_CODE || defined(__DOXYGEN__)
 	efiAssertVoid(getRemainingStack(chThdSelf()) > 256, "calc s");
@@ -126,6 +118,14 @@ void TriggerShape::initialize(operation_mode_e operationMode, bool needSecondTri
 #endif
 }
 
+int TriggerShape::getSize() const {
+	return size;
+}
+
+int TriggerShape::getTriggerShapeSynchPointIndex() {
+	return triggerShapeSynchPointIndex;
+}
+
 int multi_wave_s::getChannelState(int channelIndex, int phaseIndex) const {
 	return waves[channelIndex].pinStates[phaseIndex];
 }
diff --git a/firmware/hw_layer/trigger_input.cpp b/firmware/hw_layer/trigger_input.cpp
index 65bf5774c1..cbba862606 100644
--- a/firmware/hw_layer/trigger_input.cpp
+++ b/firmware/hw_layer/trigger_input.cpp
@@ -27,6 +27,13 @@ EXTERN_ENGINE
 ;
 static Logging *logger;
 
+static void cam_icu_width_callback(ICUDriver *icup) {
+}
+
+static void cam_icu_period_callback(ICUDriver *icup) {
+
+}
+
 /**
  * that's hardware timer input capture IRQ entry point
  * 'width' events happens before the 'period' event
@@ -70,6 +77,13 @@ static void shaft_icu_period_callback(ICUDriver *icup) {
 static ICUConfig shaft_icucfg = { ICU_INPUT_ACTIVE_LOW, 100000, /* 100kHz ICU clock frequency.   */
 shaft_icu_width_callback, shaft_icu_period_callback };
 
+/**
+ * this is about VTTi and stuff kind of cam sensor
+ */
+static ICUConfig cam_icucfg = { ICU_INPUT_ACTIVE_LOW, 100000, /* 100kHz ICU clock frequency.   */
+cam_icu_width_callback, cam_icu_period_callback };
+
+
 static ICUDriver *turnOnTriggerInputPin(brain_pin_e hwPin) {
 	// configure pin
 	turnOnCapturePin("trigger", hwPin);