/*
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* Copyright (c) 2019-2023 Beijing Hanwei Innovation Technology Ltd. Co. and
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* its subsidiaries and affiliates (collectly called MKSEMI).
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form, except as embedded into an MKSEMI
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* integrated circuit in a product or a software update for such product,
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* must reproduce the above copyright notice, this list of conditions and
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* the following disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* 3. Neither the name of MKSEMI nor the names of its contributors may be used
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* to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* 4. This software, with or without modification, must only be used with a
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* MKSEMI integrated circuit.
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*
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* 5. Any software provided in binary form under this license must not be
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* reverse engineered, decompiled, modified and/or disassembled.
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*
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* THIS SOFTWARE IS PROVIDED BY MKSEMI "AS IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL MKSEMI OR CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "mk_reset.h"
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#include "mk_trace.h"
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enum RESET_CAUSE_T reset_cause_get(void)
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{
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uint32_t reset_cause = SYSCON->RESET_CAUSE;
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if (reset_cause & SYSCON_RESET_CAUSE_POR_MSK)
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{
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LOG_INFO(TRACE_MODULE_DRIVER, "Reset by POR\r\n");
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return RESET_CAUSE_POR;
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}
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else if (reset_cause & SYSCON_RESET_CAUSE_BOR_MSK)
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{
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LOG_INFO(TRACE_MODULE_DRIVER, "Reset by BOR\r\n");
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return RESET_CAUSE_BOR;
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}
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else if (reset_cause & SYSCON_RESET_CAUSE_PIN_MSK)
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{
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LOG_INFO(TRACE_MODULE_DRIVER, "Reset by PIN\r\n");
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return RESET_CAUSE_EXT_PIN;
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}
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else if (reset_cause & SYSCON_RESET_CAUSE_WDT_MSK)
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{
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LOG_INFO(TRACE_MODULE_DRIVER, "Reset by WDT\r\n");
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return RESET_CAUSE_WDT;
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}
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else if (reset_cause & SYSCON_RESET_CAUSE_LOCKUP_MSK)
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{
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LOG_INFO(TRACE_MODULE_DRIVER, "Reset by LOCKUP\r\n");
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return RESET_CAUSE_LOCKUP;
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}
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else if (reset_cause & SYSCON_RESET_CAUSE_REBOOT_MSK)
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{
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LOG_INFO(TRACE_MODULE_DRIVER, "Reset by SW Reboot\r\n");
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return RESET_CAUSE_SW_REBOOT;
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}
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else if (reset_cause & SYSCON_RESET_CAUSE_SYSREQ_MSK)
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{
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LOG_INFO(TRACE_MODULE_DRIVER, "Reset by SYSREQ\r\n");
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return RESET_CAUSE_SYSREQ;
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}
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else if (reset_cause & SYSCON_RESET_CAUSE_DVDD_MSK)
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{
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LOG_INFO(TRACE_MODULE_DRIVER, "Reset by DVDD\r\n");
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return RESET_CAUSE_WAKEUP;
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}
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LOG_INFO(TRACE_MODULE_DRIVER, "Reset by unknown source\r\n");
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return RESET_CAUSE_NONE;
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}
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void reset_cause_clear(void)
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{
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SYSCON->RESET_CAUSE = SYSCON_RESET_CAUSE_CLR_MSK;
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}
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void reset_module(enum RESET_MODULE_T id)
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{
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if (id == RESET_MODULE_LOCKUP_EN)
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{
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SYSCON->SYS_RMU |= (1U << id);
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}
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else
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{
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SYSCON->SYS_RMU &= ~(1U << id);
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SYSCON->SYS_RMU |= (1U << id);
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}
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}
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