45 lines
863 B
C
45 lines
863 B
C
/*
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* Copyright (c) 2013-2014 Wind River Systems, Inc.
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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/**
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* @file
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* @brief TI LM3S6965 System Control Peripherals interface
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*
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*
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* Library for controlling target-specific devices present in the 0x400fe000
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* peripherals memory region.
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*
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* Currently, only enabling the main OSC with default value is implemented.
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*/
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#include <stdint.h>
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#include <toolchain.h>
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#include <sections.h>
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#include "scp.h"
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/* System Control Peripheral (SCP) Registers */
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volatile struct __scp __scp_section __scp;
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/**
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*
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* @brief Enable main oscillator with default frequency of 6MHz
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*
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* @return N/A
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*/
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void _ScpMainOscEnable(void)
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{
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union __rcc reg;
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reg.value = __scp.clock.rcc.value;
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reg.bit.moscdis = 0;
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reg.bit.oscsrc = _SCP_OSC_SOURCE_MAIN;
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reg.bit.xtal = _SCP_CRYSTAL_6MHZ;
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__scp.clock.rcc.value = reg.value;
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}
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