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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>


git-svn-id: svn://svn.openwrt.org/openwrt/trunk@11470 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd 2008-06-15 11:10:43 +00:00
parent c848213af9
commit 27e96c3c29
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 <osl.h>
#include <sbutils.h> #include <sbutils.h>
#include <bcmnvram.h> #include <bcmnvram.h>
#include <bcmdevs.h>
#include <sbhndmips.h> #include <sbhndmips.h>
#include <hndmips.h> #include <hndmips.h>
#include <trxhdr.h> #include <trxhdr.h>
@ -89,9 +90,21 @@ bcm947xx_machine_restart(char *command)
{ {
printk("Please stand by while rebooting the system...\n"); 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 */ /* Set the watchdog timer to reset immediately */
__cli(); __cli();
sb_watchdog(sbh, 1); 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); while (1);
} }