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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73 lines
1.7 KiB
73 lines
1.7 KiB
/*
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* (C) Copyright 2007 Michal Simek
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*
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* Michal SIMEK <monstr@monstr.eu>
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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 <common.h>
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#include <asm/microblaze_timer.h>
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#include <asm/microblaze_intc.h>
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volatile int timestamp = 0;
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void reset_timer (void)
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{
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timestamp = 0;
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}
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#ifdef CONFIG_SYS_TIMER_0
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ulong get_timer (ulong base)
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{
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return (timestamp - base);
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}
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#else
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ulong get_timer (ulong base)
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{
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return (timestamp++ - base);
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}
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#endif
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void set_timer (ulong t)
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{
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timestamp = t;
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}
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#ifdef CONFIG_SYS_INTC_0
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#ifdef CONFIG_SYS_TIMER_0
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microblaze_timer_t *tmr = (microblaze_timer_t *) (CONFIG_SYS_TIMER_0_ADDR);
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void timer_isr (void *arg)
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{
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timestamp++;
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tmr->control = tmr->control | TIMER_INTERRUPT;
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}
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void timer_init (void)
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{
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tmr->loadreg = CONFIG_SYS_TIMER_0_PRELOAD;
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tmr->control = TIMER_INTERRUPT | TIMER_RESET;
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tmr->control =
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TIMER_ENABLE | TIMER_ENABLE_INTR | TIMER_RELOAD | TIMER_DOWN_COUNT;
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reset_timer ();
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install_interrupt_handler (CONFIG_SYS_TIMER_0_IRQ, timer_isr, (void *)tmr);
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}
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#endif
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#endif
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