mirror of
https://github.com/AsahiLinux/u-boot
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54 lines
1.5 KiB
C
54 lines
1.5 KiB
C
/*
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* (C) Copyright 2009
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* Vipin Kumar, ST Micoelectronics, vipin.kumar@st.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 <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/spr_syscntl.h>
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void reset_cpu(ulong ignored)
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{
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struct syscntl_regs *syscntl_regs_p =
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(struct syscntl_regs *)CONFIG_SPEAR_SYSCNTLBASE;
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printf("System is going to reboot ...\n");
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/*
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* This 1 second delay will allow the above message
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* to be printed before reset
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*/
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udelay((1000 * 1000));
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/* Going into slow mode before resetting SOC */
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writel(0x02, &syscntl_regs_p->scctrl);
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/*
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* Writing any value to the system status register will
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* reset the SoC
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*/
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writel(0x00, &syscntl_regs_p->scsysstat);
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/* system will restart */
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while (1)
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;
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}
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