samv7:tone_alarm refactor for Cdev

src/drivers/samv7/tone_alarm/tone_alarm.cpp

@@ -229,7 +229,7 @@ extern "C" __EXPORT int tone_alarm_main(int argc, char *argv[]);
 
 
 ToneAlarm::ToneAlarm() :
-   CDev(TONEALARM0_DEVICE_PATH),
+	CDev(TONEALARM0_DEVICE_PATH),
 	_running(false),
 	_should_run(true),
 	_play_tone(false),
@@ -289,7 +289,6 @@ int ToneAlarm::init()
 	/* make sure the timer is running */
 	rCR1 = GTIM_CR1_CEN;
 #endif
-	DEVICE_DEBUG("ready");
 	_running = true;
 	work_queue(HPWORK, &_work, (worker_t)&ToneAlarm::next_trampoline, this, 0);
 	return OK;