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Diffstat (limited to 'src/devices/sound/upd7759.h')
-rw-r--r--src/devices/sound/upd7759.h8
1 files changed, 4 insertions, 4 deletions
diff --git a/src/devices/sound/upd7759.h b/src/devices/sound/upd7759.h
index a388bf1276d..419365fc9e3 100644
--- a/src/devices/sound/upd7759.h
+++ b/src/devices/sound/upd7759.h
@@ -13,11 +13,11 @@
software.
*/
-#define UPD7759_STANDARD_CLOCK XTAL(640'000)
-
class upd775x_device : public device_t, public device_sound_interface
{
public:
+ enum : u32 { STANDARD_CLOCK = 640'000 };
+
template <class Object> devcb_base &set_drq_callback(Object &&cb) { return m_drqcallback.set_callback(std::forward<Object>(cb)); }
void set_bank_base(offs_t base);
@@ -107,7 +107,7 @@ protected:
class upd7759_device : public upd775x_device
{
public:
- upd7759_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
+ upd7759_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock = STANDARD_CLOCK);
DECLARE_WRITE_LINE_MEMBER( start_w );
@@ -130,7 +130,7 @@ protected:
class upd7756_device : public upd775x_device
{
public:
- upd7756_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
+ upd7756_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock = STANDARD_CLOCK);
DECLARE_WRITE_LINE_MEMBER( start_w );