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Fix watchdog POST for lwmon5

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If the hardware watchdog detects a voltage error, the watchdog sets
GPIO62 to low. The watchdog POST has to detect this low level.

Signed-off-by: Sascha Laue <leglas0@legpc180.leg.liebherr.i>
Signed-off-by: Wolfgang Denk <wd@denx.de>
This commit is contained in:
Sascha Laue
2008-04-01 15:13:03 +02:00
committed by Wolfgang Denk
parent dd5748bcd6
commit 3e4615ab7f
1 changed files with 3 additions and 2 deletions
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5
post/board/lwmon5/watchdog.c
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@@ -52,8 +52,9 @@ static void watchdog_magic_write(uint value)
int sysmon1_post_test(int flags) int sysmon1_post_test(int flags)
{ {
if (gpio_read_in_bit(CFG_GPIO_SYSMON_STATUS)) { if (gpio_read_in_bit(CFG_GPIO_SYSMON_STATUS) == 0) {
/* 3.1. GPIO62 is low /*
* 3.1. GPIO62 is low
* Assuming system voltage failure. * Assuming system voltage failure.
*/ */
post_log("Abnormal voltage detected (GPIO62)\n"); post_log("Abnormal voltage detected (GPIO62)\n");