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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49 lines
1.5 KiB
49 lines
1.5 KiB
/*
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* Copyright (C) 2011 Andes Technology Corporation
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* Macpaul Lin, Andes Technology Corporation <macpaul@andestech.com>
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <asm/arch-ag101/ag101.h>
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#include <linux/linkage.h>
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.text
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#ifndef CONFIG_SKIP_TRUNOFF_WATCHDOG
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ENTRY(turnoff_watchdog)
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#define WD_CR 0xC
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#define WD_ENABLE 0x1
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! Turn off the watchdog, according to Faraday FTWDT010 spec
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li $p0, (CONFIG_FTWDT010_BASE+WD_CR) ! Get the addr of WD CR
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lwi $p1, [$p0] ! Get the config of WD
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andi $p1, $p1, 0x1f ! Wipe out useless bits
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li $r0, ~WD_ENABLE
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and $p1, $p1, $r0 ! Set WD disable
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sw $p1, [$p0] ! Write back to WD CR
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! Disable Interrupts by clear GIE in $PSW reg
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setgie.d
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ret
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ENDPROC(turnoff_watchdog)
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#endif
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