topology2: add cavs src support

Cavs src is different with sof src. It has different uuid
and param which are composed of base module definition and
output rate.

Signed-off-by: Rander Wang <rander.wang@intel.com>

tools/topology/topology2/include/components/cavs/src.conf

@@ -0,0 +1,96 @@
+#
+#
+# A generic src component. All attributes defined herein are namespaced
+# by alsatplg to "Object.Widget.src.N.attribute_name"
+#
+# Usage: this component can be used by instantiating it in the parent object. i.e.
+#
+# 	Object.Widget.src."N" {
+#		period_sink_count	2
+#		period_source_count	2
+#		format			"s24le"
+#		rate_out		48000
+#	}
+#
+# Where N is the unique instance number for the src widget within the same alsaconf node.
+
+Class.Widget."src" {
+	#
+	# Pipeline ID for the src widget object
+	#
+	DefineAttribute."index" {}
+
+	#
+	# object instance
+	#
+	DefineAttribute."instance" {}
+
+	#include common component definition
+	<include/components/widget-common.conf>
+
+	#
+	# widget UUID
+	#
+	DefineAttribute."uuid" {
+		type	"string"
+		# Token set reference name and type
+		token_ref	"sof_tkn_comp.uuid"
+	}
+
+	#
+	# Bespoke attributes
+	#
+
+	# Target sample rate
+	DefineAttribute."rate_out" {
+		# Token set reference name and type
+		token_ref	"sof_tkn_src.word"
+	}
+
+        DefineAttribute."num_audio_formats" {
+                # Token set reference name and type
+                token_ref       "sof_tkn_comp.word"
+        }
+
+	attributes {
+		#
+		# The widget name would be constructed using the index and instance attributes.
+		# For ex: "src.1.1" or "src.10.2" etc.
+		#
+		!constructor [
+			"index"
+			"instance"
+		]
+
+		!mandatory [
+			"rate_out"
+		]
+
+		#
+		# immutable attributes cannot be modified in the object instance
+		#
+		!immutable [
+			"uuid"
+			"type"
+		]
+
+		#
+		# deprecated attributes should not be added in the object instance
+		#
+		!deprecated [
+			"preload_count"
+		]
+
+		unique "instance"
+	}
+
+	#
+	# Default attributes
+	#
+	type		"src"
+	# E61BB28D-149A-4C1F-B709-46823EF5F5AE
+	uuid 		"8d:b2:1b:e6:9a:14:1f:4c:b7:09:46:82:3e:f5:f5:ae"
+	no_pm		"true"
+
+	rate_out	48000
+}