[bsp][bluetrum] add hwtimer support

bsp/bluetrum/libraries/hal_drivers/SConscript

@@ -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]

bsp/bluetrum/libraries/hal_drivers/config/tim_config.h

+/*
+ * 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__ */

bsp/bluetrum/libraries/hal_drivers/drv_hwtimer.c

+/*
+ * 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 */

bsp/bluetrum/libraries/hal_libraries/ab32vg1_hal/include/ab32vg1_hal_conf.h

@@ -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

bsp/bluetrum/libraries/hal_libraries/ab32vg1_hal/include/ab32vg1_hal_tim.h

+/*
+ * 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