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rk watchdog: open wdt operation function

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This commit is contained in:
hhb
2013-11-04 15:52:43 +08:00
parent d0a66796aa
commit 7704719000
1 changed files with 5 additions and 6 deletions
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11
drivers/watchdog/rk29_wdt.c
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@@ -137,24 +137,23 @@ static void __rk29_wdt_stop(void)
wdt_writel(0x0a, RK29_WDT_CR);
}
static void rk29_wdt_stop(void)
void rk29_wdt_stop(void)
{
__rk29_wdt_stop();
clk_disable(wdt_clock);
}
/* timeout unit us */
static int rk29_wdt_set_heartbeat(int timeout)
/* timeout unit second */
int rk29_wdt_set_heartbeat(int timeout)
{
unsigned int freq = clk_get_rate(wdt_clock);
unsigned int count;
unsigned int long count;
unsigned int torr = 0;
unsigned int acc = 1;
if (timeout < 1)
return -EINVAL;
// freq /= 1000000;
count = timeout * freq;
count /= 0x10000;
@@ -170,7 +169,7 @@ static int rk29_wdt_set_heartbeat(int timeout)
return 0;
}
static void rk29_wdt_start(void)
void rk29_wdt_start(void)
{
unsigned long wtcon;
clk_enable(wdt_clock);