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Diffstat (limited to 'src/devices/machine/pit8253.h')
-rw-r--r--src/devices/machine/pit8253.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/devices/machine/pit8253.h b/src/devices/machine/pit8253.h
index eebee4edbb3..77f0bf552f9 100644
--- a/src/devices/machine/pit8253.h
+++ b/src/devices/machine/pit8253.h
@@ -104,7 +104,7 @@ class pit8253_device : public device_t
public:
// construction/destruction
- pit8253_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
+ pit8253_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock = 0);
// configuration helpers
template <unsigned N> void set_clk(double clk) { m_clk[N] = clk; }
@@ -157,7 +157,7 @@ DECLARE_DEVICE_TYPE(PIT8253, pit8253_device)
class pit8254_device : public pit8253_device
{
public:
- pit8254_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
+ pit8254_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock = 0);
protected:
virtual void readback_command(uint8_t data) override;
@@ -168,7 +168,7 @@ DECLARE_DEVICE_TYPE(PIT8254, pit8254_device)
class fe2010_pit_device : public pit8253_device
{
public:
- fe2010_pit_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
+ fe2010_pit_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock = 0);
};
DECLARE_DEVICE_TYPE(FE2010_PIT, fe2010_pit_device)