Add config file for PC-Speaker driver

Added the config file for PC-Speaker driver (use dmix/null as default PCM)

src/conf/cards/Makefile.am

@@ -31,6 +31,7 @@ cfg_files = aliases.conf \
 	ICH-MODEM.conf \
 	Maestro3.conf \
 	NFORCE.conf \
+	PC-Speaker.conf \
 	RME9636.conf \
 	RME9652.conf \
 	SI7018.conf \

src/conf/cards/PC-Speaker.conf

@@ -0,0 +1,48 @@
+#
+# Configuration for PC-Speaker driver
+#
+
+<confdir:pcm/front.conf>
+
+PC-Speaker.pcm.front.0 {
+	@args [ CARD ]
+	@args.CARD {
+		type integer
+	}
+	type hw
+	card $CARD
+	device 0
+}	
+
+# default with dmix & null
+PC-Speaker.pcm.default {
+	@args [ CARD ]
+	@args.CARD {
+		type integer
+	}
+	type asym
+	playback.pcm {
+		type plug
+		slave.pcm {
+			type dmix
+			ipc_key 5678293
+			ipc_key_add_uid yes
+			slave {
+				pcm {
+					type hw
+					card $CARD
+				}
+				period_time 0
+				period_size 1024
+				buffer_size 8192
+				format S16_LE
+				channels 1
+				rate 37286
+			}
+		}
+	}
+	capture.pcm {
+		type null
+	}
+}
+