From f957b4bb33252f20378bfce39ddf4d46d62ebdfa Mon Sep 17 00:00:00 2001
From: win2kgamer <47463859+win2kgamer@users.noreply.github.com>
Date: Wed, 3 Dec 2025 17:40:23 -0600
Subject: [PATCH] Make the Yamaha YMF701/71x use the YMF289B variant of the
 OPL3 per the YMF-715 datasheet

---
 src/sound/snd_ymf701.c | 2 +-
 src/sound/snd_ymf71x.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/sound/snd_ymf701.c b/src/sound/snd_ymf701.c
index 3b3529320..c6b1467c8 100644
--- a/src/sound/snd_ymf701.c
+++ b/src/sound/snd_ymf701.c
@@ -428,7 +428,7 @@ ymf701_init(const device_t *info)
     ymf701->sb->opl_mixer = ymf701;
     ymf701->sb->opl_mix   = ymf701_filter_opl;
 
-    fm_driver_get(FM_YMF262, &ymf701->sb->opl);
+    fm_driver_get(FM_YMF289B, &ymf701->sb->opl);
     io_sethandler(ymf701->cur_sb_addr + 0, 0x0004, ymf701->sb->opl.read, NULL, NULL, ymf701->sb->opl.write, NULL, NULL, ymf701->sb->opl.priv);
     io_sethandler(ymf701->cur_sb_addr + 8, 0x0002, ymf701->sb->opl.read, NULL, NULL, ymf701->sb->opl.write, NULL, NULL, ymf701->sb->opl.priv);
     io_sethandler(0x0388, 0x0004, ymf701->sb->opl.read, NULL, NULL, ymf701->sb->opl.write, NULL, NULL, ymf701->sb->opl.priv);
diff --git a/src/sound/snd_ymf71x.c b/src/sound/snd_ymf71x.c
index c79263ce0..70ccf6872 100644
--- a/src/sound/snd_ymf71x.c
+++ b/src/sound/snd_ymf71x.c
@@ -718,7 +718,7 @@ ymf71x_init(const device_t *info)
     ymf71x->sb->opl_mixer = ymf71x;
     ymf71x->sb->opl_mix   = ymf71x_filter_opl;
 
-    fm_driver_get(FM_YMF262, &ymf71x->sb->opl);
+    fm_driver_get(FM_YMF289B, &ymf71x->sb->opl);
 
     sound_add_handler(ymf71x_get_buffer, ymf71x);
     music_add_handler(sb_get_music_buffer_sbpro, ymf71x->sb);