diff --git a/src/mame/drivers/asterix.c b/src/mame/drivers/asterix.c
index e4bf5170fc4..beed9e607b5 100644
--- a/src/mame/drivers/asterix.c
+++ b/src/mame/drivers/asterix.c
@@ -220,7 +220,6 @@ static const k056832_interface asterix_k056832_intf =
 	"gfx1", 0,
 	K056832_BPP_4,
 	1, 1,
-	KONAMI_ROM_DEINTERLEAVE_NONE,
 	asterix_tile_callback, "none"
 };
 
diff --git a/src/mame/drivers/bishi.c b/src/mame/drivers/bishi.c
index 26ef745ab5f..5994beb63ee 100644
--- a/src/mame/drivers/bishi.c
+++ b/src/mame/drivers/bishi.c
@@ -368,7 +368,6 @@ static const k056832_interface bishi_k056832_intf =
 	"gfx1", 0,
 	K056832_BPP_8,
 	1, 0,
-	KONAMI_ROM_DEINTERLEAVE_NONE,
 	bishi_tile_callback, "none"
 };
 
diff --git a/src/mame/drivers/dbz.c b/src/mame/drivers/dbz.c
index 68696ffaa81..85dc3d696f8 100644
--- a/src/mame/drivers/dbz.c
+++ b/src/mame/drivers/dbz.c
@@ -294,7 +294,6 @@ static const k056832_interface dbz_k056832_intf =
 	"gfx1", 2,
 	K056832_BPP_4,
 	1, 1,
-	KONAMI_ROM_DEINTERLEAVE_NONE,
 	dbz_tile_callback, "none"
 };
 
@@ -303,7 +302,6 @@ static const k053247_interface dbz_k053246_intf =
 	"gfx2", 3,
 	NORMAL_PLANE_ORDER,
 	-52, 16,
-	KONAMI_ROM_DEINTERLEAVE_NONE,
 	dbz_sprite_callback
 };
 
diff --git a/src/mame/drivers/djmain.c b/src/mame/drivers/djmain.c
index fce0b66069c..411be8e4cb1 100644
--- a/src/mame/drivers/djmain.c
+++ b/src/mame/drivers/djmain.c
@@ -1395,7 +1395,6 @@ static const k056832_interface djmain_k056832_intf =
 	"gfx2", 1,
 	K056832_BPP_4dj,
 	1, 1,
-	KONAMI_ROM_DEINTERLEAVE_NONE,
 	djmain_tile_callback, "none"
 };
 
diff --git a/src/mame/drivers/gijoe.c b/src/mame/drivers/gijoe.c
index 8a8de27781a..f29501a7217 100644
--- a/src/mame/drivers/gijoe.c
+++ b/src/mame/drivers/gijoe.c
@@ -300,7 +300,6 @@ static const k056832_interface gijoe_k056832_intf =
 	"gfx1", 0,
 	K056832_BPP_4,
 	1, 0,
-	KONAMI_ROM_DEINTERLEAVE_NONE,
 	gijoe_tile_callback, "none"
 };
 
@@ -309,7 +308,6 @@ static const k053247_interface gijoe_k053247_intf =
 	"gfx2", 1,
 	NORMAL_PLANE_ORDER,
 	-37, 20,
-	KONAMI_ROM_DEINTERLEAVE_NONE,
 	gijoe_sprite_callback
 };
 
diff --git a/src/mame/drivers/lethal.c b/src/mame/drivers/lethal.c
index 4d9ed4714e5..af22b219b59 100644
--- a/src/mame/drivers/lethal.c
+++ b/src/mame/drivers/lethal.c
@@ -496,7 +496,6 @@ static const k056832_interface lethalen_k056832_intf =
 	"gfx1", 0,
 	K056832_BPP_8LE,
 	1, 0,
-	KONAMI_ROM_DEINTERLEAVE_NONE,
 	lethalen_tile_callback, "none"
 };
 
diff --git a/src/mame/drivers/moo.c b/src/mame/drivers/moo.c
index 72385251326..6274090075d 100644
--- a/src/mame/drivers/moo.c
+++ b/src/mame/drivers/moo.c
@@ -519,7 +519,6 @@ static const k056832_interface moo_k056832_intf =
 	"gfx1", 0,
 	K056832_BPP_4,
 	1, 0,
-	KONAMI_ROM_DEINTERLEAVE_NONE,
 	moo_tile_callback, "none"
 };
 
@@ -528,7 +527,6 @@ static const k053247_interface moo_k053247_intf =
 	"gfx2", 1,
 	NORMAL_PLANE_ORDER,
 	-48+1, 23,
-	KONAMI_ROM_DEINTERLEAVE_NONE,
 	moo_sprite_callback
 };
 
@@ -537,7 +535,6 @@ static const k053247_interface bucky_k053247_intf =
 	"gfx2", 1,
 	NORMAL_PLANE_ORDER,
 	-48, 23,
-	KONAMI_ROM_DEINTERLEAVE_NONE,
 	moo_sprite_callback
 };
 
diff --git a/src/mame/drivers/overdriv.c b/src/mame/drivers/overdriv.c
index da6cd2e1f48..fbf5830ad0a 100644
--- a/src/mame/drivers/overdriv.c
+++ b/src/mame/drivers/overdriv.c
@@ -265,7 +265,6 @@ static const k053247_interface overdriv_k053246_intf =
 	"gfx1", 0,
 	NORMAL_PLANE_ORDER,
 	77, 22,
-	KONAMI_ROM_DEINTERLEAVE_NONE,
 	overdriv_sprite_callback
 };
 
diff --git a/src/mame/drivers/qdrmfgp.c b/src/mame/drivers/qdrmfgp.c
index 602afcfcae1..1cf3c8f3850 100644
--- a/src/mame/drivers/qdrmfgp.c
+++ b/src/mame/drivers/qdrmfgp.c
@@ -552,7 +552,6 @@ static const k056832_interface qdrmfgp_k056832_intf =
 	"gfx1", 0,
 	K056832_BPP_4dj,
 	1, 0,
-	KONAMI_ROM_DEINTERLEAVE_NONE,
 	qdrmfgp_tile_callback, "none"
 };
 
@@ -561,7 +560,6 @@ static const k056832_interface qdrmfgp2_k056832_intf =
 	"gfx1", 0,
 	K056832_BPP_4dj,
 	1, 0,
-	KONAMI_ROM_DEINTERLEAVE_NONE,
 	qdrmfgp2_tile_callback, "none"
 };
 
diff --git a/src/mame/drivers/rungun.c b/src/mame/drivers/rungun.c
index cc165ddb10a..93227a43d88 100644
--- a/src/mame/drivers/rungun.c
+++ b/src/mame/drivers/rungun.c
@@ -335,7 +335,6 @@ static const k053247_interface rng_k055673_intf =
 	"gfx2", 1,
 	K055673_LAYOUT_RNG,
 	-8, 15,
-	KONAMI_ROM_DEINTERLEAVE_NONE,   // there is some interleave in video_start...
 	rng_sprite_callback
 };
 
diff --git a/src/mame/drivers/simpsons.c b/src/mame/drivers/simpsons.c
index 3e071a9a267..0dff99bedee 100644
--- a/src/mame/drivers/simpsons.c
+++ b/src/mame/drivers/simpsons.c
@@ -318,7 +318,6 @@ static const k053247_interface simpsons_k053246_intf =
 	"gfx2", 1,
 	NORMAL_PLANE_ORDER,
 	53, 23,
-	KONAMI_ROM_DEINTERLEAVE_NONE,
 	simpsons_sprite_callback
 };
 
diff --git a/src/mame/drivers/tasman.c b/src/mame/drivers/tasman.c
index 84031fdc20c..e50e76eec5f 100644
--- a/src/mame/drivers/tasman.c
+++ b/src/mame/drivers/tasman.c
@@ -565,7 +565,6 @@ static const k056832_interface k056832_intf =
 	"gfx1", 0,
 	K056832_BPP_8TASMAN,
 	0, 0,
-	KONAMI_ROM_DEINTERLEAVE_NONE,
 	kongambl_tile_callback, "none"
 };
 
@@ -575,7 +574,6 @@ static const k053247_interface k053247_intf =
 	"gfx2", 1,
 	TASMAN_PLANE_ORDER,
 	-48+1, 23,
-	KONAMI_ROM_DEINTERLEAVE_NONE,
 	kongambl_sprite_callback
 };
 
diff --git a/src/mame/drivers/vendetta.c b/src/mame/drivers/vendetta.c
index e984a992d32..3f4de810dc8 100644
--- a/src/mame/drivers/vendetta.c
+++ b/src/mame/drivers/vendetta.c
@@ -404,7 +404,6 @@ static const k053247_interface vendetta_k053246_intf =
 	"gfx2", 1,
 	NORMAL_PLANE_ORDER,
 	53, 6,
-	KONAMI_ROM_DEINTERLEAVE_NONE,
 	vendetta_sprite_callback
 };
 
@@ -413,7 +412,6 @@ static const k053247_interface esckids_k053246_intf =
 	"gfx2", 1,
 	NORMAL_PLANE_ORDER,
 	101, 6,
-	KONAMI_ROM_DEINTERLEAVE_NONE,
 	vendetta_sprite_callback
 };
 
diff --git a/src/mame/drivers/xexex.c b/src/mame/drivers/xexex.c
index 74a19d38090..077e8a915f6 100644
--- a/src/mame/drivers/xexex.c
+++ b/src/mame/drivers/xexex.c
@@ -459,7 +459,6 @@ static const k056832_interface xexex_k056832_intf =
 	"gfx1", 0,
 	K056832_BPP_4,
 	1, 0,
-	KONAMI_ROM_DEINTERLEAVE_NONE,
 	xexex_tile_callback, "none"
 };
 
@@ -468,7 +467,6 @@ static const k053247_interface xexex_k053246_intf =
 	"gfx2", 1,
 	NORMAL_PLANE_ORDER,
 	-48, 32,
-	KONAMI_ROM_DEINTERLEAVE_NONE,
 	xexex_sprite_callback
 };
 
diff --git a/src/mame/drivers/xmen.c b/src/mame/drivers/xmen.c
index 3a640c6cf82..d176048f952 100644
--- a/src/mame/drivers/xmen.c
+++ b/src/mame/drivers/xmen.c
@@ -313,7 +313,6 @@ static const k053247_interface xmen_k053246_intf =
 	"gfx2", 1,
 	NORMAL_PLANE_ORDER,
 	53, -2,
-	KONAMI_ROM_DEINTERLEAVE_NONE,
 	xmen_sprite_callback
 };
 
@@ -384,7 +383,6 @@ static const k053247_interface xmen6p_k053246_intf =
 	"gfx2", 1,
 	NORMAL_PLANE_ORDER,
 	53, -2,
-	KONAMI_ROM_DEINTERLEAVE_NONE,
 	xmen_sprite_callback
 };
 
diff --git a/src/mame/drivers/zr107.c b/src/mame/drivers/zr107.c
index fb61e539de6..32c7f1db36e 100644
--- a/src/mame/drivers/zr107.c
+++ b/src/mame/drivers/zr107.c
@@ -742,7 +742,6 @@ static const k056832_interface zr107_k056832_intf =
 	"gfx2", 1,
 	K056832_BPP_8,
 	1, 0,
-	KONAMI_ROM_DEINTERLEAVE_NONE,
 	game_tile_callback, "none"
 };
 
diff --git a/src/mame/video/k053246_k053247_k055673.c b/src/mame/video/k053246_k053247_k055673.c
index 8ba65da906a..57213811c85 100644
--- a/src/mame/video/k053246_k053247_k055673.c
+++ b/src/mame/video/k053246_k053247_k055673.c
@@ -68,7 +68,6 @@ void k053247_device::clear_all()
 	m_intf_gfx_num = -1;
 	m_intf_plane_order = 0;
 	m_intf_dx = m_intf_dy = 0;
-	m_intf_deinterleave = 0;
 	m_intf_callback = 0;
 }
 
@@ -1118,9 +1117,6 @@ void k053247_device::device_start()
 		}
 	}
 
-	/* deinterleave the graphics, if needed */
-	konami_deinterleave_gfx(machine(), m_intf_gfx_memory_region, m_intf_deinterleave);
-
 	m_dx = m_intf_dx;
 	m_dy = m_intf_dy;
 	m_memory_region = m_intf_gfx_memory_region;
diff --git a/src/mame/video/k053246_k053247_k055673.h b/src/mame/video/k053246_k053247_k055673.h
index be4e0096f9c..eb9964cefd9 100644
--- a/src/mame/video/k053246_k053247_k055673.h
+++ b/src/mame/video/k053246_k053247_k055673.h
@@ -48,7 +48,6 @@ struct k053247_interface
 	int                m_intf_gfx_num;
 	int                m_intf_plane_order;
 	int                m_intf_dx, m_intf_dy;
-	int                m_intf_deinterleave;
 	k05324x_callback   m_intf_callback;
 };
 
diff --git a/src/mame/video/k054156_k054157_k056832.c b/src/mame/video/k054156_k054157_k056832.c
index cfd41124fe6..727ed86aa56 100644
--- a/src/mame/video/k054156_k054157_k056832.c
+++ b/src/mame/video/k054156_k054157_k056832.c
@@ -261,7 +261,6 @@ void k056832_device::device_config_complete()
 	m_bpp = -1;
 	m_big = 0;
 	m_djmain_hack = 0;
-	m_deinterleave = 0;
 	m_callback = NULL;
 	m_k055555_tag = "";
 	};
@@ -399,9 +398,6 @@ void k056832_device::device_start()
 
 	create_gfx(machine(), m_gfx_memory_region, m_bpp, m_big);
 
-	/* deinterleave the graphics, if needed */
-	konami_deinterleave_gfx(machine(), m_gfx_memory_region, m_deinterleave);
-
 	create_tilemaps(machine());
 
 	finalize_init(machine());
diff --git a/src/mame/video/k054156_k054157_k056832.h b/src/mame/video/k054156_k054157_k056832.h
index 7d5c8a89268..bb71e3d8933 100644
--- a/src/mame/video/k054156_k054157_k056832.h
+++ b/src/mame/video/k054156_k054157_k056832.h
@@ -26,7 +26,6 @@ struct k056832_interface
 	int                m_bpp;
 	int                m_big;
 	int                m_djmain_hack;
-	int                m_deinterleave;
 	k056832_callback   m_callback;
 
 	const char         *m_k055555_tag;    // tbyahhoo uses the k056832 together with a k055555
diff --git a/src/mame/video/konami_helper.c b/src/mame/video/konami_helper.c
index a1530ece037..0afd63d0abc 100644
--- a/src/mame/video/konami_helper.c
+++ b/src/mame/video/konami_helper.c
@@ -3,40 +3,6 @@
 #include "emu.h"
 #include "konami_helper.h"
 
-/*
-    This recursive function doesn't use additional memory
-    (it could be easily converted into an iterative one).
-    It's called shuffle because it mimics the shuffling of a deck of cards.
-*/
-static void konami_shuffle_16(UINT16 *buf,int len)
-{
-	int i;
-	UINT16 t;
-
-	if (len == 2) return;
-
-	if (len % 4) fatalerror("shuffle() - not modulo 4\n");   /* must not happen */
-
-	len /= 2;
-
-	for (i = 0; i < len / 2; i++)
-	{
-		t = buf[len / 2 + i];
-		buf[len / 2 + i] = buf[len + i];
-		buf[len + i] = t;
-	}
-
-	konami_shuffle_16(buf,len);
-	konami_shuffle_16(buf + len,len);
-}
-
-/* helper function to join two 16-bit ROMs and form a 32-bit data stream */
-void konamid_rom_deinterleave_2(running_machine &machine, const char *mem_region)
-{
-	konami_shuffle_16((UINT16 *)machine.root_device().memregion(mem_region)->base(),machine.root_device().memregion(mem_region)->bytes()/2);
-}
-
-
 void konami_decode_gfx(running_machine &machine, gfxdecode_device * gfxdecode, palette_device &palette, int gfx_index, UINT8 *data, UINT32 total, const gfx_layout *layout, int bpp)
 {
 	gfx_layout gl;
@@ -47,18 +13,6 @@ void konami_decode_gfx(running_machine &machine, gfxdecode_device * gfxdecode, p
 }
 
 
-void konami_deinterleave_gfx(running_machine &machine, const char *gfx_memory_region, int deinterleave)
-{
-	switch (deinterleave)
-	{
-	case KONAMI_ROM_DEINTERLEAVE_NONE:
-		break;
-	case KONAMI_ROM_DEINTERLEAVE_2:
-		konamid_rom_deinterleave_2(machine, gfx_memory_region);
-		break;
-	}
-}
-
 /* useful function to sort three tile layers by priority order */
 void konami_sortlayers3( int *layer, int *pri )
 {
diff --git a/src/mame/video/konami_helper.h b/src/mame/video/konami_helper.h
index e3bebc17184..9c0c80be0da 100644
--- a/src/mame/video/konami_helper.h
+++ b/src/mame/video/konami_helper.h
@@ -9,18 +9,7 @@
 #define GRADIUS3_PLANE_ORDER 0x1111
 #define TASMAN_PLANE_ORDER 0x1616
 
-enum
-{
-	KONAMI_ROM_DEINTERLEAVE_NONE = 0,
-	KONAMI_ROM_DEINTERLEAVE_2
-};
-
-/* helper function to join two 16-bit ROMs and form a 32-bit data stream */
-void konamid_rom_deinterleave_2(running_machine &machine, const char *mem_region);
-
-
 void konami_decode_gfx(running_machine &machine, gfxdecode_device * gfxdecode, palette_device &palette, int gfx_index, UINT8 *data, UINT32 total, const gfx_layout *layout, int bpp);
-void konami_deinterleave_gfx(running_machine &machine, const char *gfx_memory_region, int deinterleave);
 
 /* helper function to sort three tile layers by priority order */
 void konami_sortlayers3(int *layer, int *pri);