misc: atsha204a: return timeout from wakeup function

If the maximum number of wake-up attempts is exceeded, return -ETIMEDOUT.

Signed-off-by: Adrian Fiergolski <adrian.fiergolski@fastree3d.com>
Reviewed-by: Marek Behún <marek.behun@nic.cz>

diff --git a/drivers/misc/atsha204a-i2c.c b/drivers/misc/atsha204a-i2c.c
index 715dabb..9d069fb 100644 (file)
--- a/drivers/misc/atsha204a-i2c.c
+++ b/drivers/misc/atsha204a-i2c.c
@@ -240,10 +240,10 @@ int atsha204a_wakeup(struct udevice *dev)
                }
 
                debug("success\n");
-               break;
+               return 0;
        }
 
-       return 0;
+       return -ETIMEDOUT;
 }
 
 int atsha204a_idle(struct udevice *dev)