1 files changed, 55 insertions, 0 deletions

diff --git a/lib/chibios/os/hal/ports/AVR/MEGA/ATMEGAxx/avr_timers.h b/lib/chibios/os/hal/ports/AVR/MEGA/ATMEGAxx/avr_timers.h
new file mode 100644
index 000000000..45c5c3eb3
--- /dev/null
+++ b/lib/chibios/os/hal/ports/AVR/MEGA/ATMEGAxx/avr_timers.h
@@ -0,0 +1,55 @@
+/*
+    ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+        http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+*/
+
+#ifndef AVR_TIMERS_H
+#define AVR_TIMERS_H
+
+#include "mcuconf.h"
+
+#if ((OSAL_ST_MODE == OSAL_ST_MODE_FREERUNNING) && \
+     (AVR_GPT_USE_TIM1 || AVR_PWM_USE_TIM1 || AVR_ICU_USE_TIM1))
+  #error "Timer 1 cannot be used by drivers when running in tickless mode."
+#endif
+
+#if ((AVR_GPT_USE_TIM1 && AVR_PWM_USE_TIM1) || \
+     (AVR_GPT_USE_TIM1 && AVR_ICU_USE_TIM1) || \
+     (AVR_PWM_USE_TIM1 && AVR_ICU_USE_TIM1))
+  #error "Timer 1 cannot simultaneously be used by multiple drivers."
+#endif
+
+#if ((AVR_GPT_USE_TIM2 && AVR_PWM_USE_TIM2))
+  #error "Timer 2 cannot simultaneously be used by multiple drivers."
+#endif
+
+#if ((AVR_GPT_USE_TIM3 && AVR_PWM_USE_TIM3) || \
+     (AVR_GPT_USE_TIM3 && AVR_ICU_USE_TIM3) || \
+     (AVR_PWM_USE_TIM3 && AVR_ICU_USE_TIM3))
+  #error "Timer 3 cannot simultaneously be used by multiple drivers."
+#endif
+
+#if ((AVR_GPT_USE_TIM4 && AVR_PWM_USE_TIM4) || \
+     (AVR_GPT_USE_TIM4 && AVR_ICU_USE_TIM4) || \
+     (AVR_PWM_USE_TIM4 && AVR_ICU_USE_TIM4))
+  #error "Timer 4 cannot simultaneously be used by multiple drivers."
+#endif
+
+#if ((AVR_GPT_USE_TIM5 && AVR_PWM_USE_TIM5) || \
+     (AVR_GPT_USE_TIM5 && AVR_ICU_USE_TIM5) || \
+     (AVR_PWM_USE_TIM5 && AVR_ICU_USE_TIM5))
+  #error "Timer 5 cannot simultaneously be used by multiple drivers."
+#endif
+
+#endif /* AVR_TIMERS_H */