upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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40 lines
918 B
40 lines
918 B
/*
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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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* (C) Copyright 2002
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* Gary Jennejohn, DENX Software Engineering, <gj@denx.de>
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*
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* (C) Copyright 2009
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* Ilya Yanok, Emcraft Systems Ltd, <yanok@emcraft.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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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/imx-regs.h>
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/*
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* Reset the cpu by setting up the watchdog timer and let it time out
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*/
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void reset_cpu(ulong ignored)
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{
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struct wdog_regs *regs = (struct wdog_regs *)IMX_WDT_BASE;
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/* Disable watchdog and set Time-Out field to 0 */
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writew(0, ®s->wcr);
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/* Write Service Sequence */
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writew(WSR_UNLOCK1, ®s->wsr);
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writew(WSR_UNLOCK2, ®s->wsr);
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/* Enable watchdog */
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writew(WCR_WDE, ®s->wcr);
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while (1) ;
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}
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