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Add the set counter function for stm32 timers

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This commit is contained in:
Sergey Ustinov
2017-08-31 11:54:00 -06:00
committed by Gregory Nutt
parent 795650a2fb
commit 8c35b2ddca
2 changed files with 22 additions and 0 deletions
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arch/arm/src/stm32/stm32_tim.c
+20
View File
@@ -339,6 +339,7 @@ static int stm32_tim_setclock(FAR struct stm32_tim_dev_s *dev, uint32_t freq);
static void stm32_tim_setperiod(FAR struct stm32_tim_dev_s *dev,
uint32_t period);
static uint32_t stm32_tim_getcounter(FAR struct stm32_tim_dev_s *dev);
static void stm32_tim_setcounter(FAR struct stm32_tim_dev_s *dev, uint32_t count);
static int stm32_tim_getwidth(FAR struct stm32_tim_dev_s *dev);
static int stm32_tim_setchannel(FAR struct stm32_tim_dev_s *dev, uint8_t channel,
stm32_tim_channel_t mode);
@@ -362,6 +363,7 @@ static const struct stm32_tim_ops_s stm32_tim_ops =
.setclock = stm32_tim_setclock,
.setperiod = stm32_tim_setperiod,
.getcounter = stm32_tim_getcounter,
.setcounter = stm32_tim_setcounter,
.getwidth = stm32_tim_getwidth,
.setchannel = stm32_tim_setchannel,
.setcompare = stm32_tim_setcompare,
@@ -908,6 +910,24 @@ static uint32_t stm32_tim_getcounter(FAR struct stm32_tim_dev_s *dev)
(uint32_t)stm32_getreg16(dev, STM32_BTIM_CNT_OFFSET);
}
/************************************************************************************
* Name: stm32_tim_setcounter
************************************************************************************/
static void stm32_tim_setcounter(FAR struct stm32_tim_dev_s *dev, uint32_t count)
{
DEBUGASSERT(dev != NULL);
if (stm32_tim_getwidth(dev) > 16)
{
stm32_putreg32(dev, STM32_BTIM_CNT_OFFSET, count);
}
else
{
stm32_putreg16(dev, STM32_BTIM_CNT_OFFSET, (uint16_t)count);
}
}
/************************************************************************************
* Name: stm32_tim_getwidth
************************************************************************************/
arch/arm/src/stm32/stm32_tim.h
+2
View File
@@ -61,6 +61,7 @@
#define STM32_TIM_SETCLOCK(d,freq) ((d)->ops->setclock(d,freq))
#define STM32_TIM_SETPERIOD(d,period) ((d)->ops->setperiod(d,period))
#define STM32_TIM_GETCOUNTER(d) ((d)->ops->getcounter(d))
#define STM32_TIM_SETCOUNTER(d,c) ((d)->ops->setcounter(d,c))
#define STM32_TIM_GETWIDTH(d) ((d)->ops->getwidth(d))
#define STM32_TIM_SETCHANNEL(d,ch,mode) ((d)->ops->setchannel(d,ch,mode))
#define STM32_TIM_SETCOMPARE(d,ch,comp) ((d)->ops->setcompare(d,ch,comp))
@@ -164,6 +165,7 @@ struct stm32_tim_ops_s
int (*setclock)(FAR struct stm32_tim_dev_s *dev, uint32_t freq);
void (*setperiod)(FAR struct stm32_tim_dev_s *dev, uint32_t period);
uint32_t (*getcounter)(FAR struct stm32_tim_dev_s *dev);
void (*setcounter)(FAR struct stm32_tim_dev_s *dev, uint32_t count);
/* General and Advanced Timers Adds */