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50 lines
1.4 KiB
50 lines
1.4 KiB
/*
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* Copyright 2018 NXP
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* All rights reserved.
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*
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#include "fsl_syscon.h"
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/*******************************************************************************
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* Definitions
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******************************************************************************/
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/* Component ID definition, used by tools. */
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#ifndef FSL_COMPONENT_ID
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#define FSL_COMPONENT_ID "platform.drivers.syscon"
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#endif
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/*******************************************************************************
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* Prototypes
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******************************************************************************/
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/*******************************************************************************
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* Code
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******************************************************************************/
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/*!
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* brief Attaches a signal
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*
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* This function gates the SYSCON clock.
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*
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* param base Base address of the SYSCON peripheral.
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* param index Destination peripheral to attach the signal to.
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* param connection Selects connection.
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*
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* retval None.
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*/
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void SYSCON_AttachSignal(SYSCON_Type *base, uint32_t index, syscon_connection_t connection)
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{
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uint32_t syscon_id;
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uint32_t output_id;
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/* extract syscon to be used */
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syscon_id = ((uint32_t)(connection)) >> SYSCON_SHIFT;
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/* extract function number */
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output_id = ((uint32_t)(connection)) & 0xffffU;
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/* programm signal */
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*(volatile uint32_t *)(((uint32_t)base) + syscon_id + (index * 4u)) = output_id;
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}
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