IOAudioSelectorControl *IOAudioSelectorControl::createInputClockSelector(SInt32 initialValue,
                                                                    UInt32 channelID,
																	UInt32 clockSource,
                                                                    const char *channelName,
                                                                    UInt32 cntrlID)
{
	IOAudioSelectorControl *clockControl;

	if ((clockControl = create (initialValue, 
                    channelID, 
                    channelName, 
                    cntrlID, 
                    kIOAudioSelectorControlSubTypeClockSource, 
                    kIOAudioControlUsageInput))) {
        clockControl->setProperty(kIOAudioSelectorControlClockSourceKey, clockSource);
	}

	return clockControl;
}