[bsp][bluetrum] add hwtimer support

This commit is contained in:
greedyhao 2021-01-26 16:09:35 +08:00
parent bd07198444
commit 16074235b9
5 changed files with 410 additions and 0 deletions

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@ -21,6 +21,10 @@ if GetDepend('RT_USING_I2C'):
if GetDepend('RT_USING_WDT'):
src += ['drv_wdt.c']
if GetDepend('RT_USING_HWTIMER'):
src += ['drv_hwtimer.c']
group = DefineGroup('Drivers', src, depend = [''], CPPPATH = path)
objs = [group]

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@ -0,0 +1,89 @@
/*
* Copyright (c) 2020-2021, Bluetrum Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2021-01-22 greedyhao first version
*/
#ifndef __TIM_CONFIG_H__
#define __TIM_CONFIG_H__
#include <rtthread.h>
#ifdef __cplusplus
extern "C" {
#endif
#ifndef TIM_DEV_INFO_CONFIG
#define TIM_DEV_INFO_CONFIG \
{ \
.maxfreq = 1000000, \
.minfreq = 3000, \
.maxcnt = 0xFFFFFFFF, \
.cntmode = HWTIMER_CNTMODE_UP, \
}
#endif /* TIM_DEV_INFO_CONFIG */
#ifdef BSP_USING_TIM1
#ifndef TIM1_CONFIG
#define TIM1_CONFIG \
{ \
.tim_handle = TIM1_BASE, \
.tim_irqn = IRQ_TMR1_VECTOR, \
.name = "timer1", \
}
#endif /* TIM1_CONFIG */
#endif /* BSP_USING_TIM1 */
#ifdef BSP_USING_TIM2
#ifndef TIM2_CONFIG
#define TIM2_CONFIG \
{ \
.tim_handle = TIM2_BASE, \
.tim_irqn = IRQ_TMR2_4_5_VECTOR, \
.name = "timer2", \
}
#endif /* TIM1_CONFIG */
#endif /* BSP_USING_TIM2 */
#ifdef BSP_USING_TIM3
#ifndef TIM3_CONFIG
#define TIM3_CONFIG \
{ \
.tim_handle = TIM3_BASE, \
.tim_irqn = IRQ_IRRX_VECTOR, \
.name = "timer3", \
}
#endif /* TIM1_CONFIG */
#endif /* BSP_USING_TIM3 */
#ifdef BSP_USING_TIM4
#ifndef TIM4_CONFIG
#define TIM4_CONFIG \
{ \
.tim_handle = TIM4_BASE, \
.tim_irqn = IRQ_TMR2_4_5_VECTOR, \
.name = "timer4", \
}
#endif /* TIM1_CONFIG */
#endif /* BSP_USING_TIM4 */
#ifdef BSP_USING_TIM5
#ifndef TIM5_CONFIG
#define TIM5_CONFIG \
{ \
.tim_handle = TIM5_BASE, \
.tim_irqn = IRQ_TMR2_4_5_VECTOR, \
.name = "timer5", \
}
#endif /* TIM1_CONFIG */
#endif /* BSP_USING_TIM5 */
#ifdef __cplusplus
}
#endif
#endif /* __TIM_CONFIG_H__ */

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@ -0,0 +1,281 @@
/*
* Copyright (c) 2020-2021, Bluetrum Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2021-01-22 greedyhao first version
*/
#include "board.h"
#ifdef BSP_USING_TIM
#include "tim_config.h"
//#define DRV_DEBUG
#define LOG_TAG "drv.hwtimer"
#include <drv_log.h>
#ifdef RT_USING_HWTIMER
#define TIM_ENABLE BIT(0)
#define TIM_CAPTURE_ENABLE
#define TIM_INCREASE_CLOCK_SELECT
#define TIM_CAPTURE_EDGE_SELECT
#define TIM_INCREASE_SOURCE_SELECT
#define TIM_OVERFLOW_INTERRUPT_ENABLE
#define TIM_CAPTURE_INTERRUPT_ENABLE
#define TIM_PWM0_ENABLE
#define TIM_PWM1_ENABLE
#define TIM_PWM2_ENABLE
#define TIM_OVERFLOW_PEND
#define TIM_CAPTURE_PEND
enum
{
#ifdef BSP_USING_TIM1
TIM1_INDEX,
#endif
#ifdef BSP_USING_TIM2
TIM2_INDEX,
#endif
#ifdef BSP_USING_TIM3
TIM3_INDEX,
#endif
#ifdef BSP_USING_TIM4
TIM4_INDEX,
#endif
#ifdef BSP_USING_TIM5
TIM5_INDEX,
#endif
};
struct ab32_hwtimer
{
rt_hwtimer_t time_device;
hal_sfr_t tim_handle;
char *name;
irq_type tim_irqn;
};
static struct ab32_hwtimer ab32_hwtimer_obj[] =
{
#ifdef BSP_USING_TIM1
TIM1_CONFIG,
#endif
#ifdef BSP_USING_TIM2
TIM2_CONFIG,
#endif
#ifdef BSP_USING_TIM3
TIM3_CONFIG,
#endif
#ifdef BSP_USING_TIM4
TIM4_CONFIG,
#endif
#ifdef BSP_USING_TIM5
TIM5_CONFIG,
#endif
};
static void timer_init(struct rt_hwtimer_device *timer, rt_uint32_t state)
{
uint32_t prescaler_value = 0;
hal_sfr_t tim = RT_NULL;
struct ab32_hwtimer *tim_device = RT_NULL;
RT_ASSERT(timer != RT_NULL);
tim = (hal_sfr_t)timer->parent.user_data;
if (state)
{
tim_device = (struct ab32_hwtimer *)timer;
if (timer->info->cntmode != HWTIMER_CNTMODE_UP)
{
LOG_E("Only support HWTIMER_CNTMODE_UP!");
}
/* set tim int */
tim[TMRxCON] = BIT(7);
LOG_D("%s init success", tim_device->name);
} else {
/* stop timer */
tim[TMRxCON] = 0;
}
}
static rt_err_t timer_start(rt_hwtimer_t *timer, rt_uint32_t t, rt_hwtimer_mode_t opmode)
{
rt_err_t result = RT_EOK;
hal_sfr_t tim = RT_NULL;
RT_ASSERT(timer != RT_NULL);
tim = (hal_sfr_t)timer->parent.user_data;
/* set tim cnt */
tim[TMRxCNT] = 0;
tim[TMRxPR] = t * (get_sysclk_nhz() / timer->freq) - 1;
if (opmode != HWTIMER_MODE_PERIOD)
{
LOG_E("Opmode only support HWTIMER_MODE_PERIOD!");
return -RT_EINVAL;
}
/* start timer */
tim[TMRxCON] |= BIT(0);
return result;
}
static void timer_stop(rt_hwtimer_t *timer)
{
hal_sfr_t tim = RT_NULL;
RT_ASSERT(timer != RT_NULL);
tim = (hal_sfr_t)timer->parent.user_data;
/* stop timer */
tim[TMRxCON] &= ~BIT(0);
/* set tim cnt */
tim[TMRxCNT] = 0;
}
static rt_err_t timer_ctrl(rt_hwtimer_t *timer, rt_uint32_t cmd, void *arg)
{
hal_sfr_t tim = RT_NULL;
rt_err_t result = RT_EOK;
RT_ASSERT(timer != RT_NULL);
RT_ASSERT(arg != RT_NULL);
tim = (hal_sfr_t)timer->parent.user_data;
switch (cmd)
{
case HWTIMER_CTRL_FREQ_SET:
{
}
break;
default:
{
result = -RT_ENOSYS;
}
break;
}
return result;
}
static rt_uint32_t timer_counter_get(rt_hwtimer_t *timer)
{
hal_sfr_t tim = RT_NULL;
RT_ASSERT(timer != RT_NULL);
tim = (hal_sfr_t)timer->parent.user_data;
return tim[TMRxCNT] / (get_sysclk_nhz() / timer->freq);
}
static const struct rt_hwtimer_info _info = TIM_DEV_INFO_CONFIG;
static const struct rt_hwtimer_ops _ops =
{
.init = timer_init,
.start = timer_start,
.stop = timer_stop,
.count_get = timer_counter_get,
.control = timer_ctrl,
};
#if defined(BSP_USING_TIM2) || defined(BSP_USING_TIM4) || defined(BSP_USING_TIM5)
void timer2_4_5_isr(int vector, void *param)
{
rt_interrupt_enter();
#ifdef BSP_USING_TIM2
if (ab32_hwtimer_obj[TIM2_INDEX].tim_handle[TMRxCON] != 0) {
ab32_hwtimer_obj[TIM2_INDEX].tim_handle[TMRxCPND] = BIT(9);
rt_device_hwtimer_isr(&ab32_hwtimer_obj[TIM2_INDEX].time_device);
}
#endif
#ifdef BSP_USING_TIM4
if (ab32_hwtimer_obj[TIM4_INDEX].tim_handle[TMRxCON] != 0) {
ab32_hwtimer_obj[TIM4_INDEX].tim_handle[TMRxCPND] = BIT(9);
rt_device_hwtimer_isr(&ab32_hwtimer_obj[TIM4_INDEX].time_device);
}
#endif
#ifdef BSP_USING_TIM5
if (ab32_hwtimer_obj[TIM5_INDEX].tim_handle[TMRxCON] != 0) {
ab32_hwtimer_obj[TIM5_INDEX].tim_handle[TMRxCPND] = BIT(9);
rt_device_hwtimer_isr(&ab32_hwtimer_obj[TIM5_INDEX].time_device);
}
#endif
rt_interrupt_leave();
}
#endif
#ifdef BSP_USING_TIM3
void timer3_isr(int vector, void *param)
{
rt_interrupt_enter();
ab32_hwtimer_obj[TIM3_INDEX].tim_handle[TMRxCPND] = BIT(9);
rt_device_hwtimer_isr(&ab32_hwtimer_obj[TIM3_INDEX].time_device);
rt_interrupt_leave();
}
#endif
#ifdef BSP_USING_TIM1
void timer1_isr(int vector, void *param)
{
rt_interrupt_enter();
ab32_hwtimer_obj[TIM1_INDEX].tim_handle[TMRxCPND] = BIT(9);
rt_device_hwtimer_isr(&ab32_hwtimer_obj[TIM1_INDEX].time_device);
rt_interrupt_leave();
}
#endif
static int ab32_hwtimer_init(void)
{
int i = 0;
int result = RT_EOK;
for (i = 0; i < sizeof(ab32_hwtimer_obj) / sizeof(ab32_hwtimer_obj[0]); i++)
{
ab32_hwtimer_obj[i].time_device.info = &_info;
ab32_hwtimer_obj[i].time_device.ops = &_ops;
if (rt_device_hwtimer_register(&ab32_hwtimer_obj[i].time_device, ab32_hwtimer_obj[i].name, (void *)ab32_hwtimer_obj[i].tim_handle) == RT_EOK)
{
LOG_D("%s register success", ab32_hwtimer_obj[i].name);
}
else
{
LOG_E("%s register failed", ab32_hwtimer_obj[i].name);
result = -RT_ERROR;
}
}
#ifdef BSP_USING_TIM1
rt_hw_interrupt_install(IRQ_TMR1_VECTOR, timer1_isr, RT_NULL, "t1_isr");
#endif
#if defined(BSP_USING_TIM2) || defined(BSP_USING_TIM4) || defined(BSP_USING_TIM5)
rt_hw_interrupt_install(IRQ_TMR2_4_5_VECTOR, timer2_4_5_isr, RT_NULL, "t245_isr");
#endif
#ifdef BSP_USING_TIM3
rt_hw_interrupt_install(IRQ_IRRX_VECTOR, timer3_isr, RT_NULL, "t3_isr");
#endif
return result;
}
INIT_BOARD_EXPORT(ab32_hwtimer_init);
#endif /* RT_USING_HWTIMER */
#endif /* BSP_USING_TIM */

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@ -14,6 +14,7 @@
#define HAL_WDT_MODULE_ENABLED
// #define HAL_DAC_MODULE_ENABLED
#define HAL_SD_MODULE_ENABLED
#define HAL_TIM_MODULE_ENABLED
/* Includes */
#ifdef HAL_GPIO_MODULE_ENABLED
@ -40,6 +41,10 @@
#include "ab32vg1_hal_sd.h"
#endif
#ifdef HAL_TIM_MODULE_ENABLED
#include "ab32vg1_hal_tim.h"
#endif
#include <assert.h>
#endif

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@ -0,0 +1,31 @@
/*
* Copyright (c) 2020-2020, BLUETRUM Development Team
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef AB32VG1_HAL_TIM_H__
#define AB32VG1_HAL_TIM_H__
#include "ab32vg1_hal_def.h"
enum
{
TMRxCON,
TMRxCPND,
TMRxCNT,
TMRxPR,
TMRxCPT,
TMRxDUTY0,
TMRxDUTY1,
TMRxDUTY2
};
#define TIM0_BASE ((hal_sfr_t)&TMR0CON)
#define TIM1_BASE ((hal_sfr_t)&TMR1CON)
#define TIM2_BASE ((hal_sfr_t)&TMR2CON)
#define TIM3_BASE ((hal_sfr_t)&TMR3CON)
#define TIM4_BASE ((hal_sfr_t)&TMR4CON)
#define TIM5_BASE ((hal_sfr_t)&TMR5CON)
#endif