Add support for optional devicetree property 'timeout-sec'.
'timeout-sec' is used in the driver if specified in devicetree.
Otherwise, fall back to driver default, i.e., 60 seconds
Signed-off-by: Ray Jui <ray.jui@xxxxxxxxxxxx>
Reviewed-by: Scott Branden <scott.branden@xxxxxxxxxxxx>
---
drivers/watchdog/sp805_wdt.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/drivers/watchdog/sp805_wdt.c b/drivers/watchdog/sp805_wdt.c
index 03805bc..1484609 100644
--- a/drivers/watchdog/sp805_wdt.c
+++ b/drivers/watchdog/sp805_wdt.c
@@ -230,7 +230,14 @@ sp805_wdt_probe(struct amba_device *adev, const struct amba_id *id)
spin_lock_init(&wdt->lock);
watchdog_set_nowayout(&wdt->wdd, nowayout);
watchdog_set_drvdata(&wdt->wdd, wdt);
- wdt_setload(&wdt->wdd, DEFAULT_TIMEOUT);
+
+ /*
+ * If 'timeout-sec' devicetree property is specified, use that.
+ * Otherwise, use DEFAULT_TIMEOUT
+ */
+ wdt->wdd.timeout = DEFAULT_TIMEOUT;
+ watchdog_init_timeout(&wdt->wdd, 0, &adev->dev);
+ wdt_setload(&wdt->wdd, wdt->wdd.timeout);
ret = watchdog_register_device(&wdt->wdd);
if (ret) {
--
2.1.4
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