diff --git a/sound/core/Kconfig b/sound/core/Kconfig
index 83cbe20..f79755f 100644
--- a/sound/core/Kconfig
+++ b/sound/core/Kconfig
@@ -122,6 +122,14 @@
 
 	  If you are unsure about this, say N here.
 
+config SND_SUPPORT_OLD_API
+	bool "Support old ALSA API"
+	depends on SND
+	default y
+	help
+	  Say Y here to support the obsolete ALSA PCM API (ver.0.9.0 rc3
+	  or older).
+
 config SND_VERBOSE_PRINTK
 	bool "Verbose printk"
 	depends on SND