41 lines
895 B
C
41 lines
895 B
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* (C) Copyright 2002
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* Lineo, Inc. <www.lineo.com>
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* Bernhard Kuhn <bkuhn@lineo.com>
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*
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* (C) Copyright 2002
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* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
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* Marius Groeger <mgroeger@sysgo.de>
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*
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* (C) Copyright 2002
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* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
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* Alex Zuepke <azu@sysgo.de>
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*/
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#include <common.h>
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#include <asm/io.h>
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#include <asm/arch/hardware.h>
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#include <asm/arch/at91_st.h>
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void __attribute__((weak)) board_reset(void)
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{
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/* true empty function for defining weak symbol */
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}
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void reset_cpu(ulong ignored)
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{
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at91_st_t *st = (at91_st_t *) ATMEL_BASE_ST;
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board_reset();
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/* Reset the cpu by setting up the watchdog timer */
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writel(AT91_ST_WDMR_RSTEN | AT91_ST_WDMR_EXTEN | AT91_ST_WDMR_WDV(2),
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&st->wdmr);
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writel(AT91_ST_CR_WDRST, &st->cr);
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/* and let it timeout */
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while (1)
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;
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/* Never reached */
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}
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