watchdog: bcm281xx: Fix use of uninitialized spinlock.

The bcm_kona_wdt_set_resolution_reg() call takes the spinlock, so
initialize it earlier.  Fixes a warning at boot with lock debugging
enabled.

Fixes: 6adb730dc208 ("watchdog: bcm281xx: Watchdog Driver")
Signed-off-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/watchdog/bcm_kona_wdt.c b/drivers/watchdog/bcm_kona_wdt.c
index 6fce17d5b9f1..a5775dfd8d5f 100644
--- a/drivers/watchdog/bcm_kona_wdt.c
+++ b/drivers/watchdog/bcm_kona_wdt.c
@@ -304,6 +304,8 @@ static int bcm_kona_wdt_probe(struct platform_device *pdev)
         if (!wdt)
                 return -ENOMEM;
 
+        spin_lock_init(&wdt->lock);
+
         res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
         wdt->base = devm_ioremap_resource(dev, res);
         if (IS_ERR(wdt->base))
@@ -316,7 +318,6 @@ static int bcm_kona_wdt_probe(struct platform_device *pdev)
                 return ret;
         }
 
-        spin_lock_init(&wdt->lock);
         platform_set_drvdata(pdev, wdt);
         watchdog_set_drvdata(&bcm_kona_wdt_wdd, wdt);
         bcm_kona_wdt_wdd.parent = &pdev->dev;