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(5/6) bcm57xx: bcm4785 incomplete reboot

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I noticed my wrt350n would not reliably reboot after entering
the reboot command.  I found this code in the source for the
wrt600n.  It corrects the problem, and the wrt350n reboots
reliably now.

Signed-off-by: Ben Pfountz <netprince (at) vt (dot) edu>

SVN-Revision: 11470
This commit is contained in:
Felix Fietkau 2008-06-15 11:10:43 +00:00
parent 40990382e5
commit 20937ce81a
1 changed files with 13 additions and 0 deletions
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13
target/linux/brcm-2.4/files/arch/mips/bcm947xx/setup.c
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@ -49,6 +49,7 @@
#include <osl.h>
#include <sbutils.h>
#include <bcmnvram.h>
#include <bcmdevs.h>
#include <sbhndmips.h>
#include <hndmips.h>
#include <trxhdr.h>
@ -89,9 +90,21 @@ bcm947xx_machine_restart(char *command)
{
printk("Please stand by while rebooting the system...\n");
if (sb_chip(sbh) == BCM4785_CHIP_ID)
MTC0(C0_BROADCOM, 4, (1 << 22));
/* Set the watchdog timer to reset immediately */
__cli();
sb_watchdog(sbh, 1);
if (sb_chip(sbh) == BCM4785_CHIP_ID) {
__asm__ __volatile__(
".set\tmips3\n\t"
"sync\n\t"
"wait\n\t"
".set\tmips0");
}
while (1);
}