* arch/arm/src/samv7/sam_pwm.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_SAMV7_SAM_PWM_H
#define __ARCH_ARM_SRC_SAMV7_SAM_PWM_H
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <nuttx/timers/pwm.h>
#include "hardware/sam_pwm.h"
#ifdef CONFIG_SAMV7_PWM
* Pre-processor Definitions
****************************************************************************/
#ifdef CONFIG_SAMV7_PWM0_CH0
#define PWM0_CH0 1
#else
#define PWM0_CH0 0
#endif
#ifdef CONFIG_SAMV7_PWM0_CH1
#define PWM0_CH1 1
#else
#define PWM0_CH1 0
#endif
#ifdef CONFIG_SAMV7_PWM0_CH2
#define PWM0_CH2 1
#else
#define PWM0_CH2 0
#endif
#ifdef CONFIG_SAMV7_PWM0_CH3
#define PWM0_CH3 1
#else
#define PWM0_CH3 0
#endif
#define PWM0_NCHANNELS (PWM0_CH0 + PWM0_CH1 + PWM0_CH2 + PWM0_CH3)
#ifdef CONFIG_SAMV7_PWM1_CH0
#define PWM1_CH0 1
#else
#define PWM1_CH0 0
#endif
#ifdef CONFIG_SAMV7_PWM1_CH1
#define PWM1_CH1 1
#else
#define PWM1_CH1 0
#endif
#ifdef CONFIG_SAMV7_PWM1_CH2
#define PWM1_CH2 1
#else
#define PWM1_CH2 0
#endif
#ifdef CONFIG_SAMV7_PWM1_CH3
#define PWM1_CH3 1
#else
#define PWM1_CH3 0
#endif
#define PWM1_NCHANNELS (PWM1_CH0 + PWM1_CH1 + PWM1_CH2 + PWM1_CH3)
#ifdef CONFIG_SAMV7_PWM0_PA9
#define PWM0_PA9 1
#ifdef CONFIG_SAMV7_PWM0_PA9_POL
#define PWM0_PA9_POL 0
#else
#define PWM0_PA9_POL 1
#endif
#else
#define PWM0_PA9 0
#define PWM0_PA9_POL 0
#endif
#ifdef CONFIG_SAMV7_PWM0_PD8
#define PWM0_PD8 (1 << 1)
#ifdef CONFIG_SAMV7_PWM0_PD8_POL
#define PWM0_PD8_POL 0
#else
#define PWM0_PD8_POL (1 << 1)
#endif
#else
#define PWM0_PD8 0
#define PWM0_PD8_POL 0
#endif
#ifdef CONFIG_SAMV7_PWM0_PD9
#define PWM0_PD9 (1 << 2)
#ifdef CONFIG_SAMV7_PWM0_PD9_POL
#define PWM0_PD9_POL 0
#else
#define PWM0_PD9_POL (1 << 2)
#endif
#else
#define PWM0_PD9 0
#define PWM0_PD9_POL 0
#endif
#ifdef CONFIG_SAMV7_PWM0_PMC
#define PWM0_PMC (1 << 3)
#else
#define PWM0_PMC 0
#endif
#ifdef CONFIG_SAMV7_PWM0_AFEC0
#define PWM0_AFEC0 (1 << 4)
#else
#define PWM0_AFEC0 0
#endif
#ifdef CONFIG_SAMV7_PWM0_AFEC1
#define PWM0_AFEC1 (1 << 5)
#else
#define PWM0_AFEC1 0
#endif
#ifdef CONFIG_SAMV7_PWM0_ACC
#define PWM0_ACC (1 << 6)
#else
#define PWM0_ACC 0
#endif
#ifdef CONFIG_SAMV7_PWM0_TIM0
#define PWM0_TIM0 (1 << 7)
#else
#define PWM0_TIM0 0
#endif
#define PWM0_FAULTS (PWM0_PA9 + PWM0_PD8 + PWM0_PD9 + PWM0_PMC + \
PWM0_AFEC0 + PWM0_AFEC1 + PWM0_ACC + PWM0_TIM0)
#define PWM0_POL (PWM0_PA9_POL + PWM0_PD8_POL + PWM0_PD9_POL + \
PWM0_PMC + PWM0_AFEC0 + PWM0_AFEC1 + PWM0_ACC + \
PWM0_TIM0)
#ifdef CONFIG_SAMV7_PWM1_PA21
#define PWM1_PA21 1
#ifdef CONFIG_SAMV7_PWM1_PA21_POL
#define PWM1_PA21_POL 0
#else
#define PWM1_PA21_POL 1
#endif
#else
#define PWM1_PA21 0
#define PWM1_PA21_POL 0
#endif
#ifdef CONFIG_SAMV7_PWM1_PA26
#define PWM1_PA26 (1 << 1)
#ifdef CONFIG_SAMV7_PWM1_PA26_POL
#define PWM1_PA26_POL 0
#else
#define PWM1_PA26_POL (1 << 1)
#endif
#else
#define PWM1_PA26 0
#define PWM1_PA26_POL 0
#endif
#ifdef CONFIG_SAMV7_PWM1_PA28
#define PWM1_PA28 (1 << 2)
#ifdef CONFIG_SAMV7_PWM1_PA28_POL
#define PWM1_PA28_POL 0
#else
#define PWM1_PA28_POL (1 << 2)
#endif
#else
#define PWM1_PA28 0
#define PWM1_PA28_POL 0
#endif
#ifdef CONFIG_SAMV7_PWM1_PMC
#define PWM1_PMC (1 << 3)
#else
#define PWM1_PMC 0
#endif
#ifdef CONFIG_SAMV7_PWM1_AFEC0
#define PWM1_AFEC0 (1 << 4)
#else
#define PWM1_AFEC0 0
#endif
#ifdef CONFIG_SAMV7_PWM1_AFEC1
#define PWM1_AFEC1 (1 << 5)
#else
#define PWM1_AFEC1 0
#endif
#ifdef CONFIG_SAMV7_PWM1_ACC
#define PWM1_ACC (1 << 6)
#else
#define PWM1_ACC 0
#endif
#ifdef CONFIG_SAMV7_PWM1_TIM0
#define PWM1_TIM0 (1 << 7)
#else
#define PWM1_TIM0 0
#endif
#define PWM1_FAULTS (PWM1_PA21 + PWM1_PA26 + PWM1_PA28 + PWM1_PMC + \
PWM1_AFEC0 + PWM1_AFEC1 + PWM1_ACC + PWM1_TIM0)
#define PWM1_POL (PWM1_PA21_POL + PWM1_PA26_POL + PWM1_PA28_POL + \
PWM1_PMC + PWM1_AFEC0 + PWM1_AFEC1 + PWM1_ACC + \
PWM1_TIM0)
* Public Function Prototypes
****************************************************************************/
#ifndef __ASSEMBLY__
#undef EXTERN
#if defined(__cplusplus)
#define EXTERN extern "C"
extern "C"
{
#else
#define EXTERN extern
#endif
* Function: sam_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 *sam_pwminitialize(int pwm);
#undef EXTERN
#if defined(__cplusplus)
}
#endif
#endif
#endif
#endif