diff --git a/src/devices/video/hlcd0515.h b/src/devices/video/hlcd0515.h
index 5fb094d0c24..5018978226d 100644
--- a/src/devices/video/hlcd0515.h
+++ b/src/devices/video/hlcd0515.h
@@ -41,23 +41,14 @@
 */
 
 
-// COL/ROW pins (offset for ROW)
-#define MCFG_HLCD0515_WRITE_COLS_CB(_devcb) \
-	downcast<hlcd0515_device &>(*device).set_write_cols_callback(DEVCB_##_devcb);
-
-// DATA OUT pin, don't use on HLCD0569
-#define MCFG_HLCD0515_WRITE_DATA_CB(_devcb) \
-	downcast<hlcd0515_device &>(*device).set_write_data_callback(DEVCB_##_devcb);
-
-
 class hlcd0515_device : public device_t
 {
 public:
 	hlcd0515_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock);
 
 	// configuration helpers
-	auto write_cols() { return m_write_cols.bind(); }
-	auto write_data() { return m_write_data.bind(); }
+	auto write_cols() { return m_write_cols.bind(); } // COL/ROW pins (offset for ROW)
+	auto write_data() { return m_write_data.bind(); } // DATA OUT pin, don't use on HLCD0569
 
 	DECLARE_WRITE_LINE_MEMBER(write_clock);
 	DECLARE_WRITE_LINE_MEMBER(write_cs);