reset soundchip too on controlled reset

src/mame/audio/taito_zm.c

@@ -70,6 +70,8 @@ void taito_zoom_device::device_start()
 void taito_zoom_device::device_reset()
 {
 	m_reg_address = 0;
+	
+	m_zsg2->reset();
 }
 
 

src/mame/drivers/taitogn.c

@@ -429,6 +429,8 @@ WRITE8_MEMBER(taitogn_state::control_w)
 		if (~data & m_control & 0x10)
 		{
 			logerror("control_w Zoom reset\n");
+			
+			m_zoom->reset();
 
 			// assume that this also readys the sound flash chips
 			m_pgmflash->write(0, 0xff);