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at91: extract reset from timer

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Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
This commit is contained in:
Jean-Christophe PLAGNIOL-VILLARD 2009-05-31 12:44:45 +02:00 committed by Wolfgang Denk
parent 61cf851b09
commit 5bb59b3c90
3 changed files with 43 additions and 15 deletions
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1
cpu/arm926ejs/at91/Makefile
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@ -34,6 +34,7 @@ COBJS-$(CONFIG_AT91SAM9RL) += at91sam9rl_devices.o
COBJS-$(CONFIG_AT91_LED) += led.o COBJS-$(CONFIG_AT91_LED) += led.o
COBJS-y += clock.o COBJS-y += clock.o
COBJS-y += cpu.o COBJS-y += cpu.o
COBJS-y += reset.o
COBJS-y += timer.o COBJS-y += timer.o
SRCS := $(SOBJS:.o=.S) $(COBJS-y:.o=.c) SRCS := $(SOBJS:.o=.S) $(COBJS-y:.o=.c)

42
cpu/arm926ejs/at91/reset.c Normal file
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@ -0,0 +1,42 @@
/*
* (C) Copyright 2007-2008
* Stelian Pop <stelian.pop@leadtechdesign.com>
* Lead Tech Design <www.leadtechdesign.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <asm/arch/hardware.h>
#include <asm/arch/at91_rstc.h>
#include <asm/arch/io.h>
/*
* Reset the cpu by setting up the watchdog timer and let him time out.
*/
void reset_cpu(ulong ignored)
{
/* this is the way Linux does it */
at91_sys_write(AT91_RSTC_CR, AT91_RSTC_KEY |
AT91_RSTC_PROCRST |
AT91_RSTC_PERRST);
while (1);
/* Never reached */
}

15
cpu/arm926ejs/at91/timer.c
View File

@ -26,7 +26,6 @@
#include <asm/arch/hardware.h> #include <asm/arch/hardware.h>
#include <asm/arch/at91_pit.h> #include <asm/arch/at91_pit.h>
#include <asm/arch/at91_pmc.h> #include <asm/arch/at91_pmc.h>
#include <asm/arch/at91_rstc.h>
#include <asm/arch/clk.h> #include <asm/arch/clk.h>
#include <asm/arch/io.h> #include <asm/arch/io.h>
#include <div64.h> #include <div64.h>
@ -139,17 +138,3 @@ ulong get_tbclk(void)
tbclk = CONFIG_SYS_HZ; tbclk = CONFIG_SYS_HZ;
return tbclk; return tbclk;
} }
/*
* Reset the cpu by setting up the watchdog timer and let him time out.
*/
void reset_cpu(ulong ignored)
{
/* this is the way Linux does it */
at91_sys_write(AT91_RSTC_CR, AT91_RSTC_KEY |
AT91_RSTC_PROCRST |
AT91_RSTC_PERRST);
while (1);
/* Never reached */
}