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Diffstat (limited to 'src/mame/audio/midway.cpp')
-rw-r--r--src/mame/audio/midway.cpp7
1 files changed, 2 insertions, 5 deletions
diff --git a/src/mame/audio/midway.cpp b/src/mame/audio/midway.cpp
index 0db7413b894..a3624c30b23 100644
--- a/src/mame/audio/midway.cpp
+++ b/src/mame/audio/midway.cpp
@@ -12,7 +12,6 @@
#include "includes/mcr.h"
#include "audio/midway.h"
#include "audio/williams.h"
-#include "sound/volt_reg.h"
@@ -585,8 +584,7 @@ MACHINE_CONFIG_MEMBER(midway_sounds_good_device::device_add_mconfig)
MCFG_PIA_IRQB_HANDLER(WRITELINE(midway_sounds_good_device, irq_w))
MCFG_SOUND_ADD("dac", AD7533, 0) MCFG_SOUND_ROUTE(ALL_OUTPUTS, DEVICE_SELF_OWNER, 1.0) /// ad7533jn.u10
- MCFG_DEVICE_ADD("vref", VOLTAGE_REGULATOR, 0) MCFG_VOLTAGE_REGULATOR_OUTPUT(5.0)
- MCFG_SOUND_ROUTE_EX(0, "dac", 1.0, DAC_VREF_POS_INPUT) MCFG_SOUND_ROUTE_EX(0, "dac", -1.0, DAC_VREF_NEG_INPUT)
+ MCFG_SOUND_REFERENCE_INPUT(DAC_VREF_POS_INPUT, 1.0) MCFG_SOUND_REFERENCE_INPUT(DAC_VREF_NEG_INPUT, -1.0)
MACHINE_CONFIG_END
@@ -739,8 +737,7 @@ MACHINE_CONFIG_MEMBER(midway_turbo_cheap_squeak_device::device_add_mconfig)
MCFG_PIA_IRQB_HANDLER(WRITELINE(midway_turbo_cheap_squeak_device, irq_w))
MCFG_SOUND_ADD("dac", AD7533, 0) MCFG_SOUND_ROUTE(ALL_OUTPUTS, DEVICE_SELF_OWNER, 1.0)
- MCFG_DEVICE_ADD("vref", VOLTAGE_REGULATOR, 0) MCFG_VOLTAGE_REGULATOR_OUTPUT(5.0)
- MCFG_SOUND_ROUTE_EX(0, "dac", 1.0, DAC_VREF_POS_INPUT) MCFG_SOUND_ROUTE_EX(0, "dac", -1.0, DAC_VREF_NEG_INPUT)
+ MCFG_SOUND_REFERENCE_INPUT(DAC_VREF_POS_INPUT, 1.0) MCFG_SOUND_REFERENCE_INPUT(DAC_VREF_NEG_INPUT, -1.0)
MACHINE_CONFIG_END