Fixed build if none of USE_DSHOT, USE_LED_STRIP, USE_TRANSPONDER are defined.

src/main/drivers/timer.h

@@ -112,7 +112,7 @@ typedef struct timerHardware_s {
 #if defined(STM32F3) || defined(STM32F4) || defined(STM32F7) || defined(STM32H7)
     uint8_t alternateFunction;
 #endif
-#if defined(USE_DSHOT) || defined(USE_LED_STRIP) || defined(USE_TRANSPONDER)
+#if defined(USE_TIMER_DMA)
 #if defined(USE_DMA_SPEC)
 #if defined(STM32F4) || defined(STM32F7) || defined(STM32H7)
     DMA_Stream_TypeDef *dmaRefConfigured;

src/main/drivers/timer_def.h

@@ -24,7 +24,7 @@
 #include "common/utils.h"
 
 // allow conditional definition of DMA related members
-#if defined(USE_DSHOT) || defined(USE_LED_STRIP) || defined(USE_TRANSPONDER)
+#if defined(USE_TIMER_DMA)
 # define DEF_TIM_DMA_COND(...) __VA_ARGS__
 #else
 # define DEF_TIM_DMA_COND(...)

src/main/target/common_post.h

@@ -310,6 +310,12 @@
 #undef BEEPER_PWM_HZ
 #endif
 
+#if defined(USE_DSHOT) || defined(USE_LED_STRIP) || defined(USE_TRANSPONDER)
+#define USE_TIMER_DMA
+#else
+#undef USE_DMA_SPEC
+#endif
+
 #if !defined(USE_DMA_SPEC)
 #undef USE_TIMER_MGMT
 #endif