100 lines
3.4 KiB
C
100 lines
3.4 KiB
C
/****************************************************************************
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* arch/risc-v/src/mpfs/mpfs_corepwm.h
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __ARCH_RISCV_SRCMPFS_MPFS_MPFS_COREPWM_H
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#define __ARCH_RISCV_SRCMPFS_MPFS_MPFS_COREPWM_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/* Configuration ************************************************************/
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/* Check if PWM support for any channel is enabled. */
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#ifdef CONFIG_MPFS_HAVE_COREPWM
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <arch/board/board.h>
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#include "hardware/mpfs_corepwm.h"
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/****************************************************************************
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* Public Types
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****************************************************************************/
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/****************************************************************************
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* Public Data
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****************************************************************************/
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#ifndef __ASSEMBLY__
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#undef EXTERN
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#if defined(__cplusplus)
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#define EXTERN extern "C"
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extern "C"
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{
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#else
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#define EXTERN extern
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#endif
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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/****************************************************************************
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* Name: mpfs_corepwm_init
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*
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* Description:
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* Initialize a CorePWM block.
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*
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* Input Parameters:
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* pwmid - A number identifying the pwm block. The number of valid
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* IDs varies depending on the configuration of the FPGA.
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*
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* Returned Value:
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* On success, a pointer to the MPFS CorePWM lower half PWM driver is
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* returned. NULL is returned on any failure.
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*
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****************************************************************************/
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struct pwm_lowerhalf_s *mpfs_corepwm_init(int pwmid);
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#undef EXTERN
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#if defined(__cplusplus)
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}
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#endif
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#endif /* __ASSEMBLY__ */
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#endif /* CONFIG_MPFS_HAVE_COREPWM */
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#endif /* __ARCH_RISCV_SRCMPFS_MPFS_MPFS_COREPWM_H */
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