ASoC: SOF: mediatek: Add sof_mt8186_machs for mt8186

Add .of_machines field sof_mt8186_machs for mt8186
Signed-off-by: Chunxu Li <chunxu.li@mediatek.com>
Link: https://lore.kernel.org/r/20220805070449.6611-3-chunxu.li@mediatek.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/sof/mediatek/mt8186/mt8186.c

@@ -515,7 +515,16 @@ static struct snd_sof_dsp_ops sof_mt8186_ops = {
 			SNDRV_PCM_INFO_NO_PERIOD_WAKEUP,
 };
 
+static struct snd_sof_of_mach sof_mt8186_machs[] = {
+	{
+		.compatible = "mediatek,mt8186",
+		.sof_tplg_filename = "sof-mt8186.tplg",
+	},
+	{}
+};
+
 static const struct sof_dev_desc sof_of_mt8186_desc = {
+	.of_machines = sof_mt8186_machs,
 	.ipc_supported_mask	= BIT(SOF_IPC),
 	.ipc_default		= SOF_IPC,
 	.default_fw_path = {