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MLK-17154 watchdog: imx8_wdt: align timeout value with imx2_wdt 

Align timeout value with imx2_wdt.

Signed-off-by: Robin Gong <yibin.gong@nxp.com>
pull/10/head
Robin Gong 2017-12-12 14:33:14 +08:00 committed by Jason Liu
parent 6271867721
commit 24cda556ae
1 changed files with 16 additions and 3 deletions
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19
drivers/watchdog/imx8_wdt.c
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@ -12,6 +12,7 @@
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/platform_device.h>
#include <linux/reboot.h>
#include <linux/watchdog.h>
@ -19,13 +20,23 @@
#include <soc/imx8/sc/sci.h>
#include <soc/imx8/sc/svc/irq/api.h>
#define DEFAULT_TIMEOUT 10
#define DEFAULT_TIMEOUT 60
/*
* Software timer tick implemented in scfw side, support 10ms to 0xffffffff ms
* in theory, but for normal case, 1s~60s is enough, you can change this max
* in theory, but for normal case, 1s~128s is enough, you can change this max
* value in case it's not enough.
*/
#define MAX_TIMEOUT 60
#define MAX_TIMEOUT 128
static bool nowayout = WATCHDOG_NOWAYOUT;
module_param(nowayout, bool, 0000);
MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default="
__MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
static unsigned int timeout = DEFAULT_TIMEOUT;
module_param(timeout, uint, 0000);
MODULE_PARM_DESC(timeout, "Watchdog timeout in seconds (default="
__MODULE_STRING(DEFAULT_TIMEOUT) ")");
static struct watchdog_device imx8_wdd;
@ -82,6 +93,8 @@ static int imx8_wdt_set_timeout(struct watchdog_device *wdog,
{
struct arm_smccc_res res;
wdog->timeout = timeout;
arm_smccc_smc(FSL_SIP_SRTC, FSL_SIP_SRTC_SET_TIMEOUT_WDOG,
timeout * 1000, 0, 0, 0, 0, 0, &res);