was laying, one more cleanup, now really done for today (nw)

src/mame/drivers/esd16.c

@@ -584,8 +584,6 @@ void esd16_state::machine_start()
 
 	membank("bank1")->configure_entries(0, 16, &AUDIO[0x0000], 0x4000);
 
-	m_eeprom = machine().device<eeprom_device>("eeprom");
-
 	save_item(NAME(m_tilemap0_color));
 }
 

src/mame/drivers/fromanc2.c

@@ -501,7 +501,6 @@ static const ym2610_interface ym2610_config =
 
 MACHINE_START_MEMBER(fromanc2_state,fromanc4)
 {
-	m_eeprom = machine().device("eeprom");
 	m_left_screen = machine().device("lscreen");
 	m_right_screen = machine().device("rscreen");
 

src/mame/drivers/othunder.c

@@ -664,7 +664,6 @@ void othunder_state::machine_start()
 {
 	membank("bank10")->configure_entries(0, 4, memregion("audiocpu")->base() + 0xc000, 0x4000);
 
-	m_eeprom = machine().device<eeprom_device>("eeprom");
 	m_tc0220ioc = machine().device("tc0220ioc");
 	m_tc0100scn = machine().device("tc0100scn");
 	m_tc0110pcr = machine().device("tc0110pcr");

src/mame/drivers/playmark.c

@@ -1022,8 +1022,6 @@ GFXDECODE_END
 
 MACHINE_START_MEMBER(playmark_state,playmark)
 {
-	m_eeprom = machine().device<eeprom_device>("eeprom");
-
 	save_item(NAME(m_bgscrollx));
 	save_item(NAME(m_bgscrolly));
 	save_item(NAME(m_bg_enable));

src/mame/drivers/taito_z.c

@@ -3029,7 +3029,6 @@ void taitoz_state::taitoz_postload()
 
 MACHINE_START_MEMBER(taitoz_state,bshark)
 {
-	m_eeprom = machine().device<eeprom_device>("eeprom");
 	m_tc0100scn = machine().device("tc0100scn");
 	m_tc0150rod = machine().device("tc0150rod");
 	m_tc0480scp = machine().device("tc0480scp");

src/mame/includes/esd16.h

@@ -21,6 +21,7 @@ public:
 		m_headpanic_platform_x(*this, "platform_x"),
 		m_headpanic_platform_y(*this, "platform_y"),
 		m_sprgen(*this, "spritegen"),
+		m_eeprom(*this, "eeprom"),
 		m_maincpu(*this, "maincpu"),
 		m_audiocpu(*this, "audiocpu") {
 		m_tilemap0_color = 0;
@@ -48,7 +49,7 @@ public:
 	int           m_tilemap1_color;
 
 	/* devices */
-	eeprom_device *m_eeprom;
+	optional_device<eeprom_device> m_eeprom;
 	DECLARE_WRITE16_MEMBER(esd16_sound_command_w);
 	DECLARE_WRITE16_MEMBER(hedpanic_platform_w);
 	DECLARE_READ16_MEMBER(esd_eeprom_r);

src/mame/includes/fromanc2.h

@@ -1,3 +1,4 @@
+#include "machine/eeprom.h"
 
 class fromanc2_state : public driver_device
 {
@@ -5,7 +6,8 @@ public:
 	fromanc2_state(const machine_config &mconfig, device_type type, const char *tag)
 		: driver_device(mconfig, type, tag),
 		m_audiocpu(*this, "audiocpu"),
-		m_subcpu(*this, "sub") ,
+		m_subcpu(*this, "sub"),
+		m_eeprom(*this, "eeprom"),
 		m_maincpu(*this, "maincpu") { }
 
 	/* memory pointers */
@@ -31,7 +33,7 @@ public:
 	/* devices */
 	required_device<cpu_device> m_audiocpu;
 	optional_device<cpu_device> m_subcpu;
-	device_t *m_eeprom;
+	optional_device<eeprom_device> m_eeprom;
 	device_t *m_left_screen;
 	device_t *m_right_screen;
 	DECLARE_WRITE16_MEMBER(fromanc2_sndcmd_w);

src/mame/includes/othunder.h

@@ -26,7 +26,8 @@ public:
 		: driver_device(mconfig, type, tag),
 		m_spriteram(*this,"spriteram"),
 		m_maincpu(*this, "maincpu"),
-		m_audiocpu(*this, "audiocpu") { }
+		m_audiocpu(*this, "audiocpu"),
+		m_eeprom(*this, "eeprom") { }
 
 	/* memory pointers */
 	required_shared_ptr<UINT16> m_spriteram;
@@ -43,7 +44,7 @@ public:
 	/* devices */
 	required_device<cpu_device> m_maincpu;
 	required_device<cpu_device> m_audiocpu;
-	eeprom_device *m_eeprom;
+	optional_device<eeprom_device> m_eeprom;
 	device_t *m_tc0220ioc;
 	device_t *m_tc0100scn;
 	device_t *m_tc0110pcr;

src/mame/includes/playmark.h

@@ -13,6 +13,7 @@ public:
 		m_spriteram(*this, "spriteram"),
 		m_rowscroll(*this, "rowscroll"),
 		m_oki(*this, "oki"),
+		m_eeprom(*this, "eeprom"),
 		m_maincpu(*this, "maincpu"),
 		m_audiocpu(*this, "audiocpu") { }
 
@@ -52,7 +53,7 @@ public:
 
 	/* devices */
 	required_device<okim6295_device> m_oki;
-	eeprom_device *m_eeprom;
+	optional_device<eeprom_device> m_eeprom;
 	DECLARE_WRITE16_MEMBER(coinctrl_w);
 	DECLARE_WRITE16_MEMBER(wbeachvl_coin_eeprom_w);
 	DECLARE_WRITE16_MEMBER(hotmind_coin_eeprom_w);

src/mame/includes/taito_z.h

@@ -16,7 +16,8 @@ public:
 		m_spriteram(*this, "spriteram"),
 		m_maincpu(*this, "maincpu"),
 		m_audiocpu(*this, "audiocpu"),
-		m_subcpu(*this, "sub")
+		m_subcpu(*this, "sub"),
+		m_eeprom(*this, "eeprom")
 	{ }
 
 	/* memory pointers */
@@ -37,7 +38,7 @@ public:
 	required_device<cpu_device> m_maincpu;
 	optional_device<cpu_device> m_audiocpu;
 	required_device<cpu_device> m_subcpu;
-	eeprom_device *m_eeprom;
+	optional_device<eeprom_device> m_eeprom;
 	device_t *m_tc0480scp;
 	device_t *m_tc0150rod;
 	device_t *m_tc0100scn;