diff options
Diffstat (limited to 'os/hal/platforms/AT91SAM7/pwm_lld.h')
| -rw-r--r-- | os/hal/platforms/AT91SAM7/pwm_lld.h | 284 |
1 files changed, 0 insertions, 284 deletions
diff --git a/os/hal/platforms/AT91SAM7/pwm_lld.h b/os/hal/platforms/AT91SAM7/pwm_lld.h deleted file mode 100644 index cb1a830ff..000000000 --- a/os/hal/platforms/AT91SAM7/pwm_lld.h +++ /dev/null @@ -1,284 +0,0 @@ -/*
- ChibiOS/RT - Copyright (C) 2006-2013 Giovanni Di Sirio
-
- 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.
-*/
-/*
- This file has been contributed by:
- Andrew Hannam aka inmarket.
-*/
-/**
- * @file AT91SAM7/pwm_lld.h
- * @brief AT91SAM7 PWM Driver subsystem low level driver header.
- *
- * @addtogroup PWM
- * @{
- */
-
-#ifndef _PWM_LLD_H_
-#define _PWM_LLD_H_
-
-#if HAL_USE_PWM || defined(__DOXYGEN__)
-
-/*===========================================================================*/
-/* Driver constants. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver pre-compile time settings. */
-/*===========================================================================*/
-
-/**
- * @brief Number of PWM channels per PWM driver.
- */
-#define PWM_CHANNELS 1
-
-/**
- * @brief PWM device interrupt priority level setting.
- */
-#if !defined(AT91SAM7_PWM_PRIORITY) || defined(__DOXYGEN__)
-#define AT91SAM7_PWM_PRIORITY (AT91C_AIC_PRIOR_HIGHEST - 4)
-#endif
-
-/**
- * @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(PWM_USE_PWM1) || defined(__DOXYGEN__)
-#define PWM_USE_PWM1 TRUE
-#endif
-
-/**
- * @brief PWMD2 driver enable switch.
- * @details If set to @p TRUE the support for PWMD1 is included.
- * @note The default is @p TRUE.
- */
-#if !defined(PWM_USE_PWM2) || defined(__DOXYGEN__)
-#define PWM_USE_PWM2 TRUE
-#endif
-
-/**
- * @brief PWMD3 driver enable switch.
- * @details If set to @p TRUE the support for PWMD1 is included.
- * @note The default is @p TRUE.
- */
-#if !defined(PWM_USE_PWM3) || defined(__DOXYGEN__)
-#define PWM_USE_PWM3 TRUE
-#endif
-
-/**
- * @brief PWMD4 driver enable switch.
- * @details If set to @p TRUE the support for PWMD1 is included.
- * @note The default is @p TRUE.
- */
-#if !defined(PWM_USE_PWM4) || defined(__DOXYGEN__)
-#define PWM_USE_PWM4 TRUE
-#endif
-
-/**
- * @brief PWM left (count up) logic
- */
-#define PWM_OUTPUT_LEFT 0x00000000
-
-/**
- * @brief PWM center (count up-down) logic. Gives symetric waveform
- */
-#define PWM_OUTPUT_CENTER 0x00000010
-
-/**
- * @brief PWM Master Clock = MCK / 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, CLKA or CLKB. CLKA or CLKB uses the frequency field
- */
-#define PWM_MCK_DIV_1 0x00000000
-#define PWM_MCK_DIV_2 0x00000100
-#define PWM_MCK_DIV_4 0x00000200
-#define PWM_MCK_DIV_8 0x00000300
-#define PWM_MCK_DIV_16 0x00000400
-#define PWM_MCK_DIV_32 0x00000500
-#define PWM_MCK_DIV_64 0x00000600
-#define PWM_MCK_DIV_128 0x00000700
-#define PWM_MCK_DIV_256 0x00000800
-#define PWM_MCK_DIV_512 0x00000900
-#define PWM_MCK_DIV_1024 0x00000A00
-#define PWM_MCK_DIV_CLKA 0x00000B00
-#define PWM_MCK_DIV_CLKB 0x00000C00
-
-/**
- * @brief Which PWM output pins to turn on. PIN1 is the lowest numbered pin, PIN2 next lowest, and then on some packages PIN3.
- */
-#define PWM_OUTPUT_PIN1 0x00001000
-#define PWM_OUTPUT_PIN2 0x00002000
-#define PWM_OUTPUT_PIN3 0x00004000
-
-/**
- * @brief Which PWM output pins should have pullups disabled.
- */
-#define PWM_DISABLEPULLUP_PIN1 0x00010000
-#define PWM_DISABLEPULLUP_PIN2 0x00020000
-#define PWM_DISABLEPULLUP_PIN3 0x00040000
-
- /*===========================================================================*/
-/* Derived constants and error 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.
- * @note Some architectures may not be able to support the channel mode
- * or the callback, in this case the fields are ignored.
- */
-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 Driver configuration structure.
- * @note Implementations may extend this structure to contain more,
- * architecture dependent, fields.
- */
-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 an PWM driver.
- * @note Implementations may extend this structure to contain more,
- * architecture dependent, fields.
- */
-struct PWMDriver {
- /**
- * @brief Driver state.
- */
- pwmstate_t state;
- /**
- * @brief Current 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 The PWM internal channel number as a bit mask (1, 2, 4 or 8).
- */
- uint32_t chbit;
- /**
- * @brief Pointer to the PWMCx registers block.
- */
- AT91S_PWMC_CH *reg;
- /**
- * @brief Pointer to the output pins descriptor.
- */
- const struct pwmpindefs *pins;
-};
-
-/*===========================================================================*/
-/* Driver macros. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* External declarations. */
-/*===========================================================================*/
-
-#if PWM_USE_PWM1 && !defined(__DOXYGEN__)
-extern PWMDriver PWMD1;
-#endif
-
-#if PWM_USE_PWM2 && !defined(__DOXYGEN__)
-extern PWMDriver PWMD2;
-#endif
-
-#if PWM_USE_PWM3 && !defined(__DOXYGEN__)
-extern PWMDriver PWMD3;
-#endif
-
-#if PWM_USE_PWM4 && !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_change_period(PWMDriver *pwmp, pwmcnt_t period);
- 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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