ASoC: fsl_rpmsg: Register different ASoC machine devices

This driver helps register ASoC machine device thus use of
PLATFORM_DEVID_AUTO macro in API can automatically create device for
each sound card based on rpmsg.
Signed-off-by: Chancel Liu <chancel.liu@nxp.com>
Acked-by: Shengjiu Wang <shengjiu.wang@gmail.com>
Link: https://lore.kernel.org/r/20220930064441.2548505-6-chancel.liu@nxp.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/fsl/fsl_rpmsg.c

@@ -235,7 +235,7 @@ static int fsl_rpmsg_probe(struct platform_device *pdev)
 
 	rpmsg->card_pdev = platform_device_register_data(&pdev->dev,
 							 "imx-audio-rpmsg",
-							 PLATFORM_DEVID_NONE,
+							 PLATFORM_DEVID_AUTO,
 							 NULL,
 							 0);
 	if (IS_ERR(rpmsg->card_pdev)) {