82 lines
2.5 KiB
C
82 lines
2.5 KiB
C
/****************************************************************************
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* arch/arm/include/cxd56xx/adc.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_ARM_INCLUDE_CXD56XX_ADC_H
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#define __ARCH_ARM_INCLUDE_CXD56XX_ADC_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <stdint.h>
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#include <stdbool.h>
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#include <nuttx/analog/ioctl.h>
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/****************************************************************************
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* Pre-processor Prototypes
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****************************************************************************/
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#define ANIOC_USER (AN_FIRST + AN_NCMDS)
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/* Start sampling
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*
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* param None
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* return ioctl return value provides success/failure indication
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*/
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#define ANIOC_CXD56_START _ANIOC(ANIOC_USER + 0)
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/* Stop sampling
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*
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* param None
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* return ioctl return value provides success/failure indication
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*/
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#define ANIOC_CXD56_STOP _ANIOC(ANIOC_USER + 1)
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/* Set sampling frequency
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*
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* param None
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* return ioctl return value provides success/failure indication
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*/
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#define ANIOC_CXD56_FREQ _ANIOC(ANIOC_USER + 2)
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/* Set fifo size
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*
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* param None
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* return ioctl return value provides success/failure indication
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*/
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#define ANIOC_CXD56_FIFOSIZE _ANIOC(ANIOC_USER + 3)
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/****************************************************************************
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* Public Types
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****************************************************************************/
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/* Initialize valid ADC channels
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*
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* return OK(0) is success. negative value is failure.
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*/
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int cxd56_adcinitialize(void);
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#endif /* __ARCH_ARM_INCLUDE_CXD56XX_ADC_H */
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