diff options
Diffstat (limited to 'nuttx/arch/arm/src/stm32/stm32_pwm.h')
| -rw-r--r-- | nuttx/arch/arm/src/stm32/stm32_pwm.h | 230 |
1 files changed, 223 insertions, 7 deletions
diff --git a/nuttx/arch/arm/src/stm32/stm32_pwm.h b/nuttx/arch/arm/src/stm32/stm32_pwm.h index 6204cda21..bd881d3d4 100644 --- a/nuttx/arch/arm/src/stm32/stm32_pwm.h +++ b/nuttx/arch/arm/src/stm32/stm32_pwm.h @@ -49,7 +49,6 @@ #include <nuttx/config.h> #include "chip.h" -#include "chip/stm32_tim.h" /************************************************************************************ * Pre-processor Definitions @@ -76,12 +75,6 @@ #ifndef CONFIG_STM32_TIM5 # undef CONFIG_STM32_TIM5_PWM #endif -#ifndef CONFIG_STM32_TIM6 -# undef CONFIG_STM32_TIM6_PWM -#endif -#ifndef CONFIG_STM32_TIM7 -# undef CONFIG_STM32_TIM7_PWM -#endif #ifndef CONFIG_STM32_TIM8 # undef CONFIG_STM32_TIM8_PWM #endif @@ -104,6 +97,228 @@ # undef CONFIG_STM32_TIM14_PWM #endif +/* The basic timers (timer 6 and 7) are not capable of generating output pulses */ + +#undef CONFIG_STM32_TIM6_PWM +#undef CONFIG_STM32_TIM7_PWM + +/* Check if PWM support for any channel is enabled. */ + +#if defined(CONFIG_STM32_TIM1_PWM) || defined(CONFIG_STM32_TIM2_PWM) || \ + defined(CONFIG_STM32_TIM3_PWM) || defined(CONFIG_STM32_TIM4_PWM) || \ + defined(CONFIG_STM32_TIM5_PWM) || defined(CONFIG_STM32_TIM8_PWM) || \ + defined(CONFIG_STM32_TIM9_PWM) || defined(CONFIG_STM32_TIM10_PWM) || \ + defined(CONFIG_STM32_TIM11_PWM) || defined(CONFIG_STM32_TIM12_PWM) || \ + defined(CONFIG_STM32_TIM13_PWM) || defined(CONFIG_STM32_TIM14_PWM) + +#include <arch/board/board.h> +#include "chip/stm32_tim.h" + +/* For each timer that is enabled for PWM usage, we need the following additional + * configuration settings: + * + * CONFIG_STM32_TIMx_CHANNEL - Specifies the timer output channel {1,..,4} + * PWM_TIMx_CHn - One of the values defined in chip/stm32*_pinmap.h. In the case + * where there are multiple pin selections, the correct setting must be provided + * in the arch/board/board.h file. + * + * NOTE: The STM32 timers are each capable of generating different signals on + * each of the four channels with different duty cycles. That capability is + * not supported by this driver: Only one output channel per timer. + */ + +#ifdef CONFIG_STM32_TIM1_PWM +# if !defined(CONFIG_STM32_TIM1_CHANNEL) +# error "CONFIG_STM32_TIM1_CHANNEL must be provided" +# elif CONFIG_STM32_TIM1_CHANNEL == 1 +# define PWM_TIM1_PINCFG GPIO_TIM1_CH1 +# elif CONFIG_STM32_TIM1_CHANNEL == 2 +# define PWM_TIM1_PINCFG GPIO_TIM1_CH2 +# elif CONFIG_STM32_TIM1_CHANNEL == 3 +# define PWM_TIM1_PINCFG GPIO_TIM1_CH3 +# elif CONFIG_STM32_TIM1_CHANNEL == 4 +# define PWM_TIM1_PINCFG GPIO_TIM1_CH4 +# else +# error "Unsupported value of CONFIG_STM32_TIM1_CHANNEL" +# endif +#endif + +#ifdef CONFIG_STM32_TIM2_PWM +# if !defined(CONFIG_STM32_TIM2_CHANNEL) +# error "CONFIG_STM32_TIM2_CHANNEL must be provided" +# elif CONFIG_STM32_TIM2_CHANNEL == 1 +# define PWM_TIM2_PINCFG GPIO_TIM2_CH1 +# elif CONFIG_STM32_TIM2_CHANNEL == 2 +# define PWM_TIM2_PINCFG GPIO_TIM2_CH2 +# elif CONFIG_STM32_TIM2_CHANNEL == 3 +# define PWM_TIM2_PINCFG GPIO_TIM2_CH3 +# elif CONFIG_STM32_TIM2_CHANNEL == 4 +# define PWM_TIM2_PINCFG GPIO_TIM2_CH4 +# else +# error "Unsupported value of CONFIG_STM32_TIM2_CHANNEL" +# endif +#endif + +#ifdef CONFIG_STM32_TIM3_PWM +# if !defined(CONFIG_STM32_TIM3_CHANNEL) +# error "CONFIG_STM32_TIM3_CHANNEL must be provided" +# elif CONFIG_STM32_TIM3_CHANNEL == 1 +# define PWM_TIM3_PINCFG GPIO_TIM3_CH1 +# elif CONFIG_STM32_TIM3_CHANNEL == 2 +# define PWM_TIM3_PINCFG GPIO_TIM3_CH2 +# elif CONFIG_STM32_TIM3_CHANNEL == 3 +# define PWM_TIM3_PINCFG GPIO_TIM3_CH3 +# elif CONFIG_STM32_TIM3_CHANNEL == 4 +# define PWM_TIM3_PINCFG GPIO_TIM3_CH4 +# else +# error "Unsupported value of CONFIG_STM32_TIM3_CHANNEL" +# endif +#endif + +#ifdef CONFIG_STM32_TIM4_PWM +# if !defined(CONFIG_STM32_TIM4_CHANNEL) +# error "CONFIG_STM32_TIM4_CHANNEL must be provided" +# elif CONFIG_STM32_TIM4_CHANNEL == 1 +# define PWM_TIM4_PINCFG GPIO_TIM4_CH1 +# elif CONFIG_STM32_TIM4_CHANNEL == 2 +# define PWM_TIM4_PINCFG GPIO_TIM4_CH2 +# elif CONFIG_STM32_TIM4_CHANNEL == 3 +# define PWM_TIM4_PINCFG GPIO_TIM4_CH3 +# elif CONFIG_STM32_TIM4_CHANNEL == 4 +# define PWM_TIM4_PINCFG GPIO_TIM4_CH4 +# else +# error "Unsupported value of CONFIG_STM32_TIM4_CHANNEL" +# endif +#endif + +#ifdef CONFIG_STM32_TIM5_PWM +# if !defined(CONFIG_STM32_TIM5_CHANNEL) +# error "CONFIG_STM32_TIM5_CHANNEL must be provided" +# elif CONFIG_STM32_TIM5_CHANNEL == 1 +# define PWM_TIM5_PINCFG GPIO_TIM5_CH1 +# elif CONFIG_STM32_TIM5_CHANNEL == 2 +# define PWM_TIM5_PINCFG GPIO_TIM5_CH2 +# elif CONFIG_STM32_TIM5_CHANNEL == 3 +# define PWM_TIM5_PINCFG GPIO_TIM5_CH3 +# elif CONFIG_STM32_TIM5_CHANNEL == 4 +# define PWM_TIM5_PINCFG GPIO_TIM5_CH4 +# else +# error "Unsupported value of CONFIG_STM32_TIM5_CHANNEL" +# endif +#endif + +#ifdef CONFIG_STM32_TIM8_PWM +# if !defined(CONFIG_STM32_TIM8_CHANNEL) +# error "CONFIG_STM32_TIM8_CHANNEL must be provided" +# elif CONFIG_STM32_TIM8_CHANNEL == 1 +# define PWM_TIM8_PINCFG GPIO_TIM8_CH1 +# elif CONFIG_STM32_TIM8_CHANNEL == 2 +# define PWM_TIM8_PINCFG GPIO_TIM8_CH2 +# elif CONFIG_STM32_TIM8_CHANNEL == 3 +# define PWM_TIM8_PINCFG GPIO_TIM8_CH3 +# elif CONFIG_STM32_TIM8_CHANNEL == 4 +# define PWM_TIM8_PINCFG GPIO_TIM8_CH4 +# else +# error "Unsupported value of CONFIG_STM32_TIM8_CHANNEL" +# endif +#endif + +#ifdef CONFIG_STM32_TIM9_PWM +# if !defined(CONFIG_STM32_TIM9_CHANNEL) +# error "CONFIG_STM32_TIM9_CHANNEL must be provided" +# elif CONFIG_STM32_TIM9_CHANNEL == 1 +# define PWM_TIM9_PINCFG GPIO_TIM9_CH1 +# elif CONFIG_STM32_TIM9_CHANNEL == 2 +# define PWM_TIM9_PINCFG GPIO_TIM9_CH2 +# elif CONFIG_STM32_TIM9_CHANNEL == 3 +# define PWM_TIM9_PINCFG GPIO_TIM9_CH3 +# elif CONFIG_STM32_TIM9_CHANNEL == 4 +# define PWM_TIM9_PINCFG GPIO_TIM9_CH4 +# else +# error "Unsupported value of CONFIG_STM32_TIM9_CHANNEL" +# endif +#endif + +#ifdef CONFIG_STM32_TIM10_PWM +# if !defined(CONFIG_STM32_TIM10_CHANNEL) +# error "CONFIG_STM32_TIM10_CHANNEL must be provided" +# elif CONFIG_STM32_TIM10_CHANNEL == 1 +# define PWM_TIM10_PINCFG GPIO_TIM10_CH1 +# elif CONFIG_STM32_TIM10_CHANNEL == 2 +# define PWM_TIM10_PINCFG GPIO_TIM10_CH2 +# elif CONFIG_STM32_TIM10_CHANNEL == 3 +# define PWM_TIM10_PINCFG GPIO_TIM10_CH3 +# elif CONFIG_STM32_TIM10_CHANNEL == 4 +# define PWM_TIM10_PINCFG GPIO_TIM10_CH4 +# else +# error "Unsupported value of CONFIG_STM32_TIM10_CHANNEL" +# endif +#endif + +#ifdef CONFIG_STM32_TIM11_PWM +# if !defined(CONFIG_STM32_TIM11_CHANNEL) +# error "CONFIG_STM32_TIM11_CHANNEL must be provided" +# elif CONFIG_STM32_TIM11_CHANNEL == 1 +# define PWM_TIM11_PINCFG GPIO_TIM11_CH1 +# elif CONFIG_STM32_TIM11_CHANNEL == 2 +# define PWM_TIM11_PINCFG GPIO_TIM11_CH2 +# elif CONFIG_STM32_TIM11_CHANNEL == 3 +# define PWM_TIM11_PINCFG GPIO_TIM11_CH3 +# elif CONFIG_STM32_TIM11_CHANNEL == 4 +# define PWM_TIM11_PINCFG GPIO_TIM11_CH4 +# else +# error "Unsupported value of CONFIG_STM32_TIM11_CHANNEL" +# endif +#endif + +#ifdef CONFIG_STM32_TIM12_PWM +# if !defined(CONFIG_STM32_TIM12_CHANNEL) +# error "CONFIG_STM32_TIM12_CHANNEL must be provided" +# elif CONFIG_STM32_TIM12_CHANNEL == 1 +# define PWM_TIM12_PINCFG GPIO_TIM12_CH1 +# elif CONFIG_STM32_TIM12_CHANNEL == 2 +# define PWM_TIM12_PINCFG GPIO_TIM12_CH2 +# elif CONFIG_STM32_TIM12_CHANNEL == 3 +# define PWM_TIM12_PINCFG GPIO_TIM12_CH3 +# elif CONFIG_STM32_TIM12_CHANNEL == 4 +# define PWM_TIM12_PINCFG GPIO_TIM12_CH4 +# else +# error "Unsupported value of CONFIG_STM32_TIM12_CHANNEL" +# endif +#endif + +#ifdef CONFIG_STM32_TIM13_PWM +# if !defined(CONFIG_STM32_TIM13_CHANNEL) +# error "CONFIG_STM32_TIM13_CHANNEL must be provided" +# elif CONFIG_STM32_TIM13_CHANNEL == 1 +# define PWM_TIM13_PINCFG GPIO_TIM13_CH1 +# elif CONFIG_STM32_TIM13_CHANNEL == 2 +# define PWM_TIM13_PINCFG GPIO_TIM13_CH2 +# elif CONFIG_STM32_TIM13_CHANNEL == 3 +# define PWM_TIM13_PINCFG GPIO_TIM13_CH3 +# elif CONFIG_STM32_TIM13_CHANNEL == 4 +# define PWM_TIM13_PINCFG GPIO_TIM13_CH4 +# else +# error "Unsupported value of CONFIG_STM32_TIM13_CHANNEL" +# endif +#endif + +#ifdef CONFIG_STM32_TIM14_PWM) +# if !defined(CONFIG_STM32_TIM14_CHANNEL) +# error "CONFIG_STM32_TIM14_CHANNEL must be provided" +# elif CONFIG_STM32_TIM14_CHANNEL == 1 +# define PWM_TIM14_PINCFG GPIO_TIM14_CH1 +# elif CONFIG_STM32_TIM14_CHANNEL == 2 +# define PWM_TIM14_PINCFG GPIO_TIM14_CH2 +# elif CONFIG_STM32_TIM14_CHANNEL == 3 +# define PWM_TIM14_PINCFG GPIO_TIM14_CH3 +# elif CONFIG_STM32_TIM14_CHANNEL == 4 +# define PWM_TIM14_PINCFG GPIO_TIM14_CH4 +# else +# error "Unsupported value of CONFIG_STM32_TIM14_CHANNEL" +# endif +#endif + /************************************************************************************ * Public Types ************************************************************************************/ @@ -151,4 +366,5 @@ EXTERN FAR struct pwm_lowerhalf_s *stm32_pwminitialize(int timer); #endif #endif /* __ASSEMBLY__ */ +#endif /* CONFIG_STM32_TIMx_PWM */ #endif /* __ARCH_ARM_SRC_STM32_STM32_TIM_H */ |