diff options
| author | YuQi <[email protected]> | 2022-09-26 10:41:00 +0800 |
|---|---|---|
| committer | GitHub <[email protected]> | 2022-09-25 22:41:00 -0400 |
| commit | 5debfdd84d7e6a86092d68fe33dde85cd4b88851 (patch) | |
| tree | d509758696b2f6737a6e33378a964ef7582bcddb /components/drivers/include | |
| parent | c7a9481831e901816042c97a03a4c21e5b4f1094 (diff) | |
[TMS320F28379] implement PWM driver (#6457)
增加c28x芯片的pwm驱动
已经在TMS320F28379中通过测试
pwm设备框架增加如下方法：
#define PWM_CMD_SET_DEAD_TIME (RT_DEVICE_CTRL_BASE(PWM) + 8)
#define PWM_CMD_SET_PHASE (RT_DEVICE_CTRL_BASE(PWM) + 9)
#define PWM_CMD_ENABLE_IRQ (RT_DEVICE_CTRL_BASE(PWM) + 10)
#define PWM_CMD_DISABLE_IRQ (RT_DEVICE_CTRL_BASE(PWM) + 11)
Diffstat (limited to 'components/drivers/include')
| -rw-r--r-- | components/drivers/include/drivers/rt_drv_pwm.h | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/components/drivers/include/drivers/rt_drv_pwm.h b/components/drivers/include/drivers/rt_drv_pwm.h index 1338d43ee8..fa7de61b29 100644 --- a/components/drivers/include/drivers/rt_drv_pwm.h +++ b/components/drivers/include/drivers/rt_drv_pwm.h @@ -6,6 +6,7 @@ * Change Logs: * Date Author Notes * 2018-05-07 aozima the first version + * 2022-09-24 yuqi add phase and dead time configuration */ #ifndef __DRV_PWM_H_INCLUDE__ @@ -21,13 +22,18 @@ #define PWMN_CMD_DISABLE (RT_DEVICE_CTRL_BASE(PWM) + 5) #define PWM_CMD_SET_PERIOD (RT_DEVICE_CTRL_BASE(PWM) + 6) #define PWM_CMD_SET_PULSE (RT_DEVICE_CTRL_BASE(PWM) + 7) +#define PWM_CMD_SET_DEAD_TIME (RT_DEVICE_CTRL_BASE(PWM) + 8) +#define PWM_CMD_SET_PHASE (RT_DEVICE_CTRL_BASE(PWM) + 9) +#define PWM_CMD_ENABLE_IRQ (RT_DEVICE_CTRL_BASE(PWM) + 10) +#define PWM_CMD_DISABLE_IRQ (RT_DEVICE_CTRL_BASE(PWM) + 11) struct rt_pwm_configuration { rt_uint32_t channel; /* 0 ~ n or 0 ~ -n, which depends on specific MCU requirements */ rt_uint32_t period; /* unit:ns 1ns~4.29s:1Ghz~0.23hz */ rt_uint32_t pulse; /* unit:ns (pulse<=period) */ - + rt_uint32_t dead_time; /* unit:ns */ + rt_uint32_t phase; /*unit: degree, 0~360, which is the phase of pwm output, */ /* * RT_TRUE : The channel of pwm is complememtary. * RT_FALSE : The channel of pwm is nomal. @@ -54,5 +60,7 @@ rt_err_t rt_pwm_disable(struct rt_device_pwm *device, int channel); rt_err_t rt_pwm_set(struct rt_device_pwm *device, int channel, rt_uint32_t period, rt_uint32_t pulse); rt_err_t rt_pwm_set_period(struct rt_device_pwm *device, int channel, rt_uint32_t period); rt_err_t rt_pwm_set_pulse(struct rt_device_pwm *device, int channel, rt_uint32_t pulse); +rt_err_t rt_pwm_set_dead_time(struct rt_device_pwm *device, int channel, rt_uint32_t dead_time); +rt_err_t rt_pwm_set_phase(struct rt_device_pwm *device, int channel, rt_uint32_t phase); #endif /* __DRV_PWM_H_INCLUDE__ */ |