timer: G0: update timer IRQ definiton

Signed-off-by: Frederic Pillon <frederic.pillon@st.com>

Author: fpistm

cores/arduino/HardwareTimer.cpp

@@ -1489,6 +1489,11 @@ extern "C" {
     if (HardwareTimer_Handle[TIMER3_INDEX]) {
       HAL_TIM_IRQHandler(&HardwareTimer_Handle[TIMER3_INDEX]->handle);
     }
+#if defined(STM32G0xx) && defined(TIM4_BASE)
+    if (HardwareTimer_Handle[TIMER4_INDEX]) {
+      HAL_TIM_IRQHandler(&HardwareTimer_Handle[TIMER4_INDEX]->handle);
+    }
+#endif
   }
 #endif //TIM3_BASE
 

cores/arduino/stm32/timer.h

@@ -64,6 +64,19 @@ extern "C" {
 #endif
 #endif
 
+#if defined(TIM3_BASE) && !defined(TIM3_IRQn)
+#if defined(STM32G0xx) && defined(TIM4_BASE)
+#define TIM3_IRQn TIM3_TIM4_IRQn
+#define TIM3_IRQHandler TIM3_TIM4_IRQHandler
+#endif
+#endif
+
+#if defined(TIM4_BASE) && !defined(TIM4_IRQn)
+#if defined(STM32G0xx)
+#define TIM4_IRQn TIM3_TIM4_IRQn
+#endif
+#endif
+
 #if defined(TIM6_BASE) && !defined(TIM6_IRQn)
 #if defined(DAC_BASE) || defined(DAC1_BASE)
 #if defined(STM32G0xx)
@@ -147,13 +160,19 @@ extern "C" {
     defined(STM32WBxx)
 #define TIM16_IRQn TIM1_UP_TIM16_IRQn
 //TIM16_IRQHandler is mapped on TIM1_IRQHandler when TIM16_IRQn is not defined
+#elif defined(STM32G0xx) && defined(FDCAN1_BASE)
+#define TIM16_IRQn TIM16_FDCAN_IT0_IRQn
+#define TIM16_IRQHandler TIM16_FDCAN_IT0_IRQHandler
 #endif
 #endif
 #if defined(TIM17_BASE) && !defined(TIM17_IRQn)
 #if defined(STM32F1xx) || defined(STM32F3xx) || defined(STM32G4xx) || defined(STM32L4xx) || \
     defined(STM32WBxx)
 #define TIM17_IRQn TIM1_TRG_COM_TIM17_IRQn
 #define TIM17_IRQHandler TIM1_TRG_COM_TIM17_IRQHandler
+#elif defined(STM32G0xx) && defined(FDCAN1_BASE)
+#define TIM17_IRQn TIM17_FDCAN_IT1_IRQn
+#define TIM17_IRQHandler TIM17_FDCAN_IT1_IRQHandler
 #endif
 #endif
 #if defined(TIM18_BASE) && !defined(TIM18_IRQn)