diff options
Diffstat (limited to 'os/hal/platforms/LPC11xx/pwm_lld.h')
| -rw-r--r-- | os/hal/platforms/LPC11xx/pwm_lld.h | 364 |
1 files changed, 0 insertions, 364 deletions
diff --git a/os/hal/platforms/LPC11xx/pwm_lld.h b/os/hal/platforms/LPC11xx/pwm_lld.h deleted file mode 100644 index 2b3a37fd1..000000000 --- a/os/hal/platforms/LPC11xx/pwm_lld.h +++ /dev/null @@ -1,364 +0,0 @@ -/*
- ChibiOS/RT - Copyright (C) 2006-2013 Giovanni Di Sirio
- LPC11xx PWM driver - Copyright (C) 2013 Marcin Jokel
-
- Licensed under the Apache License, Version 2.0 (the "License");
- you may not use this file except in compliance with the License.
- You may obtain a copy of the License at
-
- http://www.apache.org/licenses/LICENSE-2.0
-
- Unless required by applicable law or agreed to in writing, software
- distributed under the License is distributed on an "AS IS" BASIS,
- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- See the License for the specific language governing permissions and
- limitations under the License.
-*/
-
-/**
- * @file LPC11xx/pwm_lld.h
- * @brief LPC11xx PWM subsystem low level driver header.
- *
- * @addtogroup PWM
- * @{
- */
-
-#ifndef _PWM_LLD_H_
-#define _PWM_LLD_H_
-
-#if HAL_USE_PWM || defined(__DOXYGEN__)
-
-/*===========================================================================*/
-/* Unsupported modes and specific modes */
-/*===========================================================================*/
-#undef PWM_OUTPUT_ACTIVE_HIGH
-
-/*===========================================================================*/
-/* Driver constants. */
-/*===========================================================================*/
-
-#define IR_MR0INT (1 << 0)
-#define IR_MR1INT (1 << 1)
-#define IR_MR2INT (1 << 2)
-#define IR_MR3INT (1 << 3)
-#define IR_CR0INT (1 << 4)
-#define IR_CR1INT (1 << 5)
-#define IR_CR2INT (1 << 6)
-#define IR_CR3INT (1 << 7)
-
-#define MCR_MR3I (1 << 9)
-#define MCR_MR3R (1 << 10)
-#define MCR_MR3S (1 << 11)
-/**
- * @brief Number of PWM channels per PWM driver.
- */
-#define PWM_CHANNELS 2
-
-/*===========================================================================*/
-/* Driver pre-compile time settings. */
-/*===========================================================================*/
-
-/**
- * @name Configuration options
- * @{
- */
-
-/**
- * @brief PWMD1 driver enable switch.
- * @details If set to @p TRUE the support for PWMD1 is included.
- * @note The default is @p TRUE.
- */
-#if !defined(LPC11xx_PWM_USE_CT16B0) || defined(__DOXYGEN__)
-#define LPC11xx_PWM_USE_CT16B0 FALSE
-#endif
-
-/**
- * @brief PWMD2 driver enable switch.
- * @details If set to @p TRUE the support for PWMD2 is included.
- * @note The default is @p TRUE.
- */
-#if !defined(LPC11xx_PWM_USE_CT16B1) || defined(__DOXYGEN__)
-#define LPC11xx_PWM_USE_CT16B1 FALSE
-#endif
-
-/**
- * @brief PWMD3 driver enable switch.
- * @details If set to @p TRUE the support for PWMD3 is included.
- * @note The default is @p TRUE.
- */
-#if !defined(LPC11xx_PWM_USE_CT32B0) || defined(__DOXYGEN__)
-#define LPC11xx_PWM_USE_CT32B0 FALSE
-#endif
-
-/**
- * @brief PWMD4 driver enable switch.
- * @details If set to @p TRUE the support for PWMD4 is included.
- * @note The default is @p TRUE.
- */
-#if !defined(LPC11xx_PWM_USE_CT32B1) || defined(__DOXYGEN__)
-#define LPC11xx_PWM_USE_CT32B1 FALSE
-#endif
-
-/**
- * @brief PWMD1 Channel 0 driver enable switch.
- * @details If set to @p TRUE PWMD1 Channel 0 is enabled.
- * @note The default is @p FALSE.
- */
-#if !defined(LPC11xx_PWM_USE_CT16B0_CH0) || defined(__DOXYGEN__)
-#define LPC11xx_PWM_USE_CT16B0_CH0 FALSE
-#endif
-
-/**
- * @brief PWMD1 Channel 1 driver enable switch.
- * @details If set to @p TRUE PWMD1 Channel 1 is enabled.
- * @note The default is @p FALSE.
- */
-#if !defined(LPC11xx_PWM_USE_CT16B0_CH1) || defined(__DOXYGEN__)
-#define LPC11xx_PWM_USE_CT16B0_CH1 FALSE
-#endif
-
-/**
- * @brief PWMD2 Channel 0 driver enable switch.
- * @details If set to @p TRUE PWMD2 Channel 0 is enabled.
- * @note The default is @p FALSE.
- */
-#if !defined(LPC11xx_PWM_USE_CT16B1_CH0) || defined(__DOXYGEN__)
-#define LPC11xx_PWM_USE_CT16B1_CH0 FALSE
-#endif
-
-/**
- * @brief PWMD2 Channel 1 driver enable switch.
- * @details If set to @p TRUE PWMD2 Channel 1 is enabled.
- * @note The default is @p FALSE.
- */
-#if !defined(LPC11xx_PWM_USE_CT16B1_CH1) || defined(__DOXYGEN__)
-#define LPC11xx_PWM_USE_CT16B1_CH1 FALSE
-#endif
-
-/**
- * @brief PWMD3 Channel 0 driver enable switch.
- * @details If set to @p TRUE PWMD3 Channel 0 is enabled.
- * @note The default is @p FALSE.
- */
-#if !defined(LPC11xx_PWM_USE_CT32B0_CH0) || defined(__DOXYGEN__)
-#define LPC11xx_PWM_USE_CT32B0_CH0 FALSE
-#endif
-
-/**
- * @brief PWMD3 Channel 1 driver enable switch.
- * @details If set to @p TRUE PWMD3 Channel 1 is enabled.
- * @note The default is @p FALSE.
- */
-#if !defined(LPC11xx_PWM_USE_CT32B0_CH1) || defined(__DOXYGEN__)
-#define LPC11xx_PWM_USE_CT32B0_CH1 FALSE
-#endif
-
-/**
- * @brief PWMD4 Channel 0 driver enable switch.
- * @details If set to @p TRUE PWMD4 Channel 0 is enabled.
- * @note The default is @p FALSE.
- */
-#if !defined(LPC11xx_PWM_USE_CT32B1_CH0) || defined(__DOXYGEN__)
-#define LPC11xx_PWM_USE_CT32B1_CH0 FALSE
-#endif
-
-/**
- * @brief PWMD4 Channel 1 driver enable switch.
- * @details If set to @p TRUE PWMD4 Channel 1 is enabled.
- * @note The default is @p FALSE.
- */
-#if !defined(LPC11xx_PWM_USE_CT32B1_CH1) || defined(__DOXYGEN__)
-#define LPC11xx_PWM_USE_CT32B1_CH1 FALSE
-#endif
-/**
- * @brief PWMD1 interrupt priority level setting.
- */
-#if !defined(LPC11xx_PWM_CT16B0_IRQ_PRIORITY) || defined(__DOXYGEN__)
-#define LPC11xx_PWM_CT16B0_IRQ_PRIORITY 3
-#endif
-
-/**
- * @brief PWMD2 interrupt priority level setting.
- */
-#if !defined(LPC11xx_PWM_CT16B1_IRQ_PRIORITY) || defined(__DOXYGEN__)
-#define LPC11xx_PWM_CT16B1_IRQ_PRIORITY 3
-#endif
-
-/**
- * @brief PWMD3 interrupt priority level setting.
- */
-#if !defined(LPC11xx_PWM_CT32B0_IRQ_PRIORITY) || defined(__DOXYGEN__)
-#define LPC11xx_PWM_CT32B0_IRQ_PRIORITY 3
-#endif
-
-/**
- * @brief PWMD4 interrupt priority level setting.
- */
-#if !defined(LPC11xx_PWM_CT32B1_IRQ_PRIORITY) || defined(__DOXYGEN__)
-#define LPC11xx_PWM_CT32B1_IRQ_PRIORITY 3
-#endif
-
-/*===========================================================================*/
-/* Configuration checks. */
-/*===========================================================================*/
-
-
-
-/*===========================================================================*/
-/* Driver data structures and types. */
-/*===========================================================================*/
-
-/**
- * @brief PWM mode type.
- */
-typedef uint32_t pwmmode_t;
-
-/**
- * @brief PWM channel type.
- */
-typedef uint8_t pwmchannel_t;
-
-/**
- * @brief PWM counter type.
- */
-typedef uint16_t pwmcnt_t;
-
-/**
- * @brief PWM driver channel configuration structure.
- */
-typedef struct {
- /**
- * @brief Channel active logic level.
- */
- pwmmode_t mode;
- /**
- * @brief Channel callback pointer.
- * @note This callback is invoked on the channel compare event. If set to
- * @p NULL then the callback is disabled.
- */
- pwmcallback_t callback;
- /* End of the mandatory fields.*/
-} PWMChannelConfig;
-
-/**
- * @brief PWM driver configuration structure.
- */
-typedef struct {
- /**
- * @brief Timer clock in Hz.
- * @note The low level can use assertions in order to catch invalid
- * frequency specifications.
- */
- uint32_t frequency;
- /**
- * @brief PWM period in ticks.
- * @note The low level can use assertions in order to catch invalid
- * period specifications.
- */
- pwmcnt_t period;
- /**
- * @brief Periodic callback pointer.
- * @note This callback is invoked on PWM counter reset. If set to
- * @p NULL then the callback is disabled.
- */
- pwmcallback_t callback;
- /**
- * @brief Channels configurations.
- */
- PWMChannelConfig channels[PWM_CHANNELS];
- /* End of the mandatory fields.*/
-
-} PWMConfig;
-
-/**
- * @brief Structure representing a PWM driver.
- */
-struct PWMDriver {
- /**
- * @brief Driver state.
- */
- pwmstate_t state;
- /**
- * @brief Current driver configuration data.
- */
- const PWMConfig *config;
- /**
- * @brief Current PWM period in ticks.
- */
- pwmcnt_t period;
-#if defined(PWM_DRIVER_EXT_FIELDS)
- PWM_DRIVER_EXT_FIELDS
-#endif
- /* End of the mandatory fields.*/
- /**
- * @brief Timer base clock.
- */
- uint32_t clock;
- /**
- * @brief Pointer to the TIMx registers block.
- */
- LPC_TMR_TypeDef *tim;
-};
-
-/*===========================================================================*/
-/* Driver macros. */
-/*===========================================================================*/
-
-/**
- * @brief Changes the period the PWM peripheral.
- * @details This function changes the period of a PWM unit that has already
- * been activated using @p pwmStart().
- * @pre The PWM unit must have been activated using @p pwmStart().
- * @post The PWM unit period is changed to the new value.
- * @note The function has effect at the next cycle start.
- * @note If a period is specified that is shorter than the pulse width
- * programmed in one of the channels then the behavior is not
- * guaranteed.
- *
- * @param[in] pwmp pointer to a @p PWMDriver object
- * @param[in] period new cycle time in ticks
- *
- * @notapi
- */
-#define pwm_lld_change_period(pwmp, period) \
- ((pwmp)->tim->MR3 = (period))
-
-/*===========================================================================*/
-/* External declarations. */
-/*===========================================================================*/
-
-#if LPC11xx_PWM_USE_CT16B0 && !defined(__DOXYGEN__)
-extern PWMDriver PWMD1;
-#endif
-
-#if LPC11xx_PWM_USE_CT16B1 && !defined(__DOXYGEN__)
-extern PWMDriver PWMD2;
-#endif
-
-#if LPC11xx_PWM_USE_CT32B0 && !defined(__DOXYGEN__)
-extern PWMDriver PWMD3;
-#endif
-
-#if LPC11xx_PWM_USE_CT32B1 && !defined(__DOXYGEN__)
-extern PWMDriver PWMD4;
-#endif
-
-#ifdef __cplusplus
-extern "C" {
-#endif
- void pwm_lld_init(void);
- void pwm_lld_start(PWMDriver *pwmp);
- void pwm_lld_stop(PWMDriver *pwmp);
- void pwm_lld_enable_channel(PWMDriver *pwmp,
- pwmchannel_t channel,
- pwmcnt_t width);
- void pwm_lld_disable_channel(PWMDriver *pwmp, pwmchannel_t channel);
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* HAL_USE_PWM */
-
-#endif /* _PWM_LLD_H_ */
-
-/** @} */
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