src/main/drivers/timer_stm32f30x.c

   1 /*
   2  * This file is part of Cleanflight.
   3  *
   4  * Cleanflight is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * Cleanflight is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with Cleanflight.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 #include "platform.h"
  19
  20 #include "common/utils.h"
  21
  22 #include "stm32f30x.h"
  23 #include "rcc.h"
  24 #include "timer.h"
  25
  26 const timerDef_t timerDefinitions[HARDWARE_TIMER_DEFINITION_COUNT] = {
  27     { .TIMx = TIM1,  .rcc = RCC_APB2(TIM1),  .inputIrq = TIM1_CC_IRQn },
  28     { .TIMx = TIM2,  .rcc = RCC_APB1(TIM2),  .inputIrq = TIM2_IRQn },
  29     { .TIMx = TIM3,  .rcc = RCC_APB1(TIM3),  .inputIrq = TIM3_IRQn },
  30     { .TIMx = TIM4,  .rcc = RCC_APB1(TIM4),  .inputIrq = TIM4_IRQn },
  31     { .TIMx = TIM6,  .rcc = RCC_APB1(TIM6),  .inputIrq = 0 },
  32     { .TIMx = TIM7,  .rcc = RCC_APB1(TIM7),  .inputIrq = 0 },
  33     { .TIMx = TIM8,  .rcc = RCC_APB2(TIM8),  .inputIrq = TIM8_CC_IRQn },
  34     { .TIMx = TIM15, .rcc = RCC_APB2(TIM15), .inputIrq = TIM1_BRK_TIM15_IRQn },
  35     { .TIMx = TIM16, .rcc = RCC_APB2(TIM16), .inputIrq = TIM1_UP_TIM16_IRQn },
  36     { .TIMx = TIM17, .rcc = RCC_APB2(TIM17), .inputIrq = TIM1_TRG_COM_TIM17_IRQn },
  37 };
  38
  39 uint8_t timerClockDivisor(TIM_TypeDef *tim)
  40 {
  41     UNUSED(tim);
  42     return 1;
  43 }
  44
  45 uint32_t timerClock(TIM_TypeDef *tim)
  46 {
  47     UNUSED(tim);
  48     return SystemCoreClock;
  49 }