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

Sean Anderson
2020-08-05T19:14:10Z

The watchdog won't work if the clock isn't enabled.

Fixes: cf89ef8d10f240554541c20b2e1bdcdd58d1d7e6
Signed-off-by: Sean Anderson <seanga2@gmail.com>
---

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

diff --git a/drivers/watchdog/designware_wdt.c b/drivers/watchdog/designware_wdt.c
index c7a0c896b8..70c863dc9c 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;
--
2.27.0