diff --git a/src/devices/machine/s3c44b0.cpp b/src/devices/machine/s3c44b0.cpp
index eceb1f5c92c..00d8ac91513 100644
--- a/src/devices/machine/s3c44b0.cpp
+++ b/src/devices/machine/s3c44b0.cpp
@@ -224,6 +224,7 @@ DEFINE_DEVICE_TYPE(S3C44B0, s3c44b0_device, "s3c44b0", "Samsung S3C44B0 SoC")
 
 s3c44b0_device::s3c44b0_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
 	: device_t(mconfig, S3C44B0, tag, owner, clock)
+	, device_video_interface(mconfig, *this)
 	, m_cpu(nullptr)
 	, m_port_r_cb(*this)
 	, m_port_w_cb(*this)
@@ -747,7 +748,6 @@ READ32_MEMBER( s3c44b0_device::lcd_r )
 
 void s3c44b0_device::lcd_configure()
 {
-	screen_device *screen = machine().first_screen();
 	int dismode, clkval, lineval, wdly, hozval, lineblank, wlh, mclk;
 	double vclk, framerate;
 	int width, height;
@@ -776,7 +776,7 @@ void s3c44b0_device::lcd_configure()
 	height = lineval + 1;
 	m_lcd.framerate = framerate;
 	verboselog( *this, 3, "video_screen_configure %d %d %f\n", width, height, m_lcd.framerate);
-	screen->configure(screen->width(), screen->height(), screen->visible_area(), HZ_TO_ATTOSECONDS(m_lcd.framerate));
+	screen().configure(screen().width(), screen().height(), screen().visible_area(), HZ_TO_ATTOSECONDS(m_lcd.framerate));
 	m_lcd.hpos_min = 25;
 	m_lcd.hpos_max = 25 + width - 1;
 	m_lcd.hpos_end = 25 + width - 1 + 25;
@@ -800,13 +800,12 @@ void s3c44b0_device::lcd_configure()
 
 void s3c44b0_device::lcd_start()
 {
-	screen_device *screen = machine().first_screen();
 	verboselog( *this, 1, "LCD start\n");
 	lcd_configure();
 	lcd_dma_init();
 	m_lcd.vpos = m_lcd.vpos_min;
 	m_lcd.hpos = m_lcd.hpos_min;
-	m_lcd.frame_time = screen->time_until_pos( 0, 0);
+	m_lcd.frame_time = screen().time_until_pos( 0, 0);
 	m_lcd.timer->adjust(m_lcd.frame_time, 0);
 	m_lcd.frame_time = machine().time() + m_lcd.frame_time;
 }
diff --git a/src/devices/machine/s3c44b0.h b/src/devices/machine/s3c44b0.h
index 00523b56a2b..601f1ccd395 100644
--- a/src/devices/machine/s3c44b0.h
+++ b/src/devices/machine/s3c44b0.h
@@ -111,7 +111,7 @@ enum
 };
 
 
-class s3c44b0_device : public device_t
+class s3c44b0_device : public device_t, public device_video_interface
 {
 public:
 	s3c44b0_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
diff --git a/src/devices/video/tms3556.cpp b/src/devices/video/tms3556.cpp
index 383e63210f5..cd2bcc3085a 100644
--- a/src/devices/video/tms3556.cpp
+++ b/src/devices/video/tms3556.cpp
@@ -109,6 +109,7 @@ inline void tms3556_device::writebyte(offs_t address, uint8_t data)
 tms3556_device::tms3556_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
 	: device_t(mconfig, TMS3556, tag, owner, clock),
 		device_memory_interface(mconfig, *this),
+		device_video_interface(mconfig, *this),
 		m_space_config("videoram", ENDIANNESS_LITTLE, 8, 17, 0, address_map_constructor(), address_map_constructor(FUNC(tms3556_device::tms3556), this)),
 		m_reg(0), m_reg2(0),
 		m_reg_access_phase(0),
@@ -159,7 +160,7 @@ void tms3556_device::device_start()
 	save_item(NAME(m_char_line_counter));
 	save_item(NAME(m_dbl_h_phase));
 
-	machine().first_screen()->register_screen_bitmap(m_bitmap);
+	screen().register_screen_bitmap(m_bitmap);
 }
 
 
diff --git a/src/devices/video/tms3556.h b/src/devices/video/tms3556.h
index 25b82787936..9111d0c26e9 100644
--- a/src/devices/video/tms3556.h
+++ b/src/devices/video/tms3556.h
@@ -33,8 +33,7 @@
 
 // ======================> tms3556_device
 
-class tms3556_device :  public device_t,
-						public device_memory_interface
+class tms3556_device : public device_t, public device_memory_interface, public device_video_interface
 {
 public:
 	static constexpr unsigned TOP_BORDER = 1;