[PATCH 4/4] ASoC: fsl: imx-rpmsg: Update to correct DT node

[Chancel Liu]

Platform device for card to probe is registered in imx-audio-rpmsg.
According to this change DT node of ASoC CPU DAI device is updated.

Signed-off-by: Chancel Liu <chancel....@nxp.com>
---
 sound/soc/fsl/imx-rpmsg.c | 21 ++++++++++++++++++---
 1 file changed, 18 insertions(+), 3 deletions(-)

diff --git a/sound/soc/fsl/imx-rpmsg.c b/sound/soc/fsl/imx-rpmsg.c
index e5bd63dab10c..2686125b3043 100644
--- a/sound/soc/fsl/imx-rpmsg.c
+++ b/sound/soc/fsl/imx-rpmsg.c
@@ -108,10 +108,9 @@ static int imx_rpmsg_late_probe(struct snd_soc_card *card)
 static int imx_rpmsg_probe(struct platform_device *pdev)
 {
        struct snd_soc_dai_link_component *dlc;
-       struct device *dev = pdev->dev.parent;
        /* rpmsg_pdev is the platform device for the rpmsg node that probed us 
*/
-       struct platform_device *rpmsg_pdev = to_platform_device(dev);
-       struct device_node *np = rpmsg_pdev->dev.of_node;
+       struct platform_device *rpmsg_pdev = NULL;
+       struct device_node *np = NULL;
        struct of_phandle_args args;
        const char *platform_name;
        struct imx_rpmsg *data;
@@ -127,6 +126,22 @@ static int imx_rpmsg_probe(struct platform_device *pdev)
                goto fail;
        }
 
+       if (!strcmp(pdev->dev.platform_data, "rpmsg-micfil-channel"))
+               np = of_find_node_by_name(NULL, "rpmsg_micfil");
+       else
+               np = of_find_node_by_name(NULL, "rpmsg_audio");
+       if (!np) {
+               dev_err(&pdev->dev, "failed to parse node\n");
+               ret = -EINVAL;
+               goto fail;
+       }
+       rpmsg_pdev = of_find_device_by_node(np);
+       if (!rpmsg_pdev) {
+               dev_err(&pdev->dev, "failed to parse platform device\n");
+               ret = -EINVAL;
+               goto fail;
+       }
+
        ret = of_reserved_mem_device_init_by_idx(&pdev->dev, np, 0);
        if (ret)
                dev_warn(&pdev->dev, "no reserved DMA memory\n");
-- 
2.43.0