[PATCH v2 03/15] watchdog: orion: Use atomic access for shared registers

Since the timer control register is shared with the clocksource driver,
use the recently introduced atomic_io_clear_set() to access such register.

Signed-off-by: Ezequiel Garcia <redacted>
---
 drivers/watchdog/orion_wdt.c | 20 ++++----------------
 1 file changed, 4 insertions(+), 16 deletions(-)

diff --git a/drivers/watchdog/orion_wdt.c b/drivers/watchdog/orion_wdt.c
index f7722a4..cf64510 100644
--- a/drivers/watchdog/orion_wdt.c
+++ b/drivers/watchdog/orion_wdt.c

@@ -61,8 +61,6 @@ static int orion_wdt_ping(struct watchdog_device *wdt_dev)

 static int orion_wdt_start(struct watchdog_device *wdt_dev)
 {
-       u32 reg;
-
        spin_lock(&wdt_lock);