diff mbox series

[v4,4/7] wdt: dw: Enable the clock before using it

Message ID 20200909210420.243190-5-seanga2@gmail.com
State New
Delegated to: Andes
Headers show
Series wdt: Add support for watchdogs on Kendryte K210 | expand

Commit Message

Sean Anderson Sept. 9, 2020, 9:04 p.m. UTC
The watchdog won't work if the clock isn't enabled.

Fixes: cf89ef8d10f240554541c20b2e1bdcdd58d1d7e6
Signed-off-by: Sean Anderson <seanga2@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
---

(no changes since v1)

 drivers/watchdog/designware_wdt.c | 4 ++++
 1 file changed, 4 insertions(+)
diff mbox series

Patch

diff --git a/drivers/watchdog/designware_wdt.c b/drivers/watchdog/designware_wdt.c
index 41866fa01b..e6f5437056 100644
--- a/drivers/watchdog/designware_wdt.c
+++ b/drivers/watchdog/designware_wdt.c
@@ -129,6 +129,10 @@  static int designware_wdt_probe(struct udevice *dev)
 	if (ret)
 		return ret;
 
+	ret = clk_enable(&clk);
+	if (ret)
+		return ret;
+
 	priv->clk_khz = clk_get_rate(&clk) / 1000;
 	if (!priv->clk_khz)
 		return -EINVAL;