[U-Boot] [PATCH 2/2] watchdog: sp805_wdt: add expire_now method

[Qiang Zhao]

From: Thomas Schaefer <thomas.schaefer at kontron.com>

expire_now method is required by U_BOOT_DRIVER. Add
sp805_wdt_expire_now function.

Signed-off-by: Thomas Schaefer <thomas.schaefer at kontron.com>
Signed-off-by: Zhao Qiang <qiang.zhao at nxp.com>
---
 drivers/watchdog/sp805_wdt.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/drivers/watchdog/sp805_wdt.c b/drivers/watchdog/sp805_wdt.c
index 9661282..f1e781e 100644
--- a/drivers/watchdog/sp805_wdt.c
+++ b/drivers/watchdog/sp805_wdt.c
@@ -87,9 +87,16 @@ static int sp805_wdt_stop(struct udevice *dev)
 	return 0;
 }
 
+static int sp805_wdt_expire_now(struct udevice *dev, ulong flags)
+{
+	sp805_wdt_start(dev, 0, flags);
+
+	return 0;
+}
+
 static int sp805_wdt_probe(struct udevice *dev)
 {
-	debug("%s: Probing wdt%u\n", __func__, dev->seq);
+	debug("%s: Probing wdt%u (sp805-wdt)\n", __func__, dev->seq);
 
 	return 0;
 }
@@ -109,6 +116,7 @@ static const struct wdt_ops sp805_wdt_ops = {
 	.start = sp805_wdt_start,
 	.reset = sp805_wdt_reset,
 	.stop = sp805_wdt_stop,
+	.expire_now = sp805_wdt_expire_now,
 };
 
 static const struct udevice_id sp805_wdt_ids[] = {
-- 
2.7.4