* arch/arm/src/imxrt/imxrt_flexpwm.h
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you 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.
*
****************************************************************************/
#ifndef __ARCH_ARM_SRC_IMXRT_IMXRT_FLEXPWM_H
#define __ARCH_ARM_SRC_IMXRT_IMXRT_FLEXPWM_H
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <nuttx/timers/pwm.h>
#include "hardware/imxrt_flexpwm.h"
#ifdef CONFIG_IMXRT_FLEXPWM
* Pre-processor Definitions
****************************************************************************/
#ifdef CONFIG_IMXRT_FLEXPWM1_MOD1
#define FLEXPWM1_MOD1 1
#else
#define FLEXPWM1_MOD1 0
#endif
#ifdef CONFIG_IMXRT_FLEXPWM1_MOD2
#define FLEXPWM1_MOD2 1
#else
#define FLEXPWM1_MOD2 0
#endif
#ifdef CONFIG_IMXRT_FLEXPWM1_MOD3
#define FLEXPWM1_MOD3 1
#else
#define FLEXPWM1_MOD3 0
#endif
#ifdef CONFIG_IMXRT_FLEXPWM1_MOD4
#define FLEXPWM1_MOD4 1
#else
#define FLEXPWM1_MOD4 0
#endif
#define FLEXPWM1_NMODULES (FLEXPWM1_MOD1 + FLEXPWM1_MOD2 + \
FLEXPWM1_MOD3 + FLEXPWM1_MOD4)
#ifdef CONFIG_IMXRT_FLEXPWM2_MOD1
#define FLEXPWM2_MOD1 1
#else
#define FLEXPWM2_MOD1 0
#endif
#ifdef CONFIG_IMXRT_FLEXPWM2_MOD2
#define FLEXPWM2_MOD2 1
#else
#define FLEXPWM2_MOD2 0
#endif
#ifdef CONFIG_IMXRT_FLEXPWM2_MOD3
#define FLEXPWM2_MOD3 1
#else
#define FLEXPWM2_MOD3 0
#endif
#ifdef CONFIG_IMXRT_FLEXPWM2_MOD4
#define FLEXPWM2_MOD4 1
#else
#define FLEXPWM2_MOD4 0
#endif
#define FLEXPWM2_NMODULES (FLEXPWM2_MOD1 + FLEXPWM2_MOD2 + \
FLEXPWM2_MOD3 + FLEXPWM2_MOD4)
#ifdef CONFIG_IMXRT_FLEXPWM3_MOD1
#define FLEXPWM3_MOD1 1
#else
#define FLEXPWM3_MOD1 0
#endif
#ifdef CONFIG_IMXRT_FLEXPWM3_MOD2
#define FLEXPWM3_MOD2 1
#else
#define FLEXPWM3_MOD2 0
#endif
#ifdef CONFIG_IMXRT_FLEXPWM3_MOD3
#define FLEXPWM3_MOD3 1
#else
#define FLEXPWM3_MOD3 0
#endif
#ifdef CONFIG_IMXRT_FLEXPWM3_MOD4
#define FLEXPWM3_MOD4 1
#else
#define FLEXPWM3_MOD4 0
#endif
#define FLEXPWM3_NMODULES (FLEXPWM3_MOD1 + FLEXPWM3_MOD2 + \
FLEXPWM3_MOD3 + FLEXPWM3_MOD4)
#ifdef CONFIG_IMXRT_FLEXPWM4_MOD1
#define FLEXPWM4_MOD1 1
#else
#define FLEXPWM4_MOD1 0
#endif
#ifdef CONFIG_IMXRT_FLEXPWM4_MOD2
#define FLEXPWM4_MOD2 1
#else
#define FLEXPWM4_MOD2 0
#endif
#ifdef CONFIG_IMXRT_FLEXPWM4_MOD3
#define FLEXPWM4_MOD3 1
#else
#define FLEXPWM4_MOD3 0
#endif
#ifdef CONFIG_IMXRT_FLEXPWM4_MOD4
#define FLEXPWM4_MOD4 1
#else
#define FLEXPWM4_MOD4 0
#endif
#define FLEXPWM4_NMODULES (FLEXPWM4_MOD1 + FLEXPWM4_MOD2 + \
FLEXPWM4_MOD3 + FLEXPWM4_MOD4)
* Public Function Prototypes
****************************************************************************/
#ifndef __ASSEMBLY__
#undef EXTERN
#if defined(__cplusplus)
#define EXTERN extern "C"
extern "C"
{
#else
#define EXTERN extern
#endif
* Function: imxrt_pwminitialize
*
* Description:
* Initialize the PWM module for use with the upper level PWM driver.
*
* Input Parameters:
* pwm - a number identifying the PWM driver.
*
* Returned Value:
* A pointer to the lower half PWM driver is returned on success,
* NULL on failure.
*
****************************************************************************/
struct pwm_lowerhalf_s *imxrt_pwminitialize(int pwm);
#undef EXTERN
#if defined(__cplusplus)
}
#endif
#endif
#endif
#endif