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

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Message-ID: <20240306075510.535963-5-chancel.liu@nxp.com>
Date: Wed,  6 Mar 2024 16:55:10 +0900
From: Chancel Liu <chancel.liu@....com>
To: shengjiu.wang@...il.com,
	Xiubo.Lee@...il.com,
	festevam@...il.com,
	nicoleotsuka@...il.com,
	lgirdwood@...il.com,
	broonie@...nel.org,
	perex@...ex.cz,
	tiwai@...e.com,
	shawnguo@...nel.org,
	s.hauer@...gutronix.de,
	kernel@...gutronix.de,
	linux-imx@....com,
	alsa-devel@...a-project.org,
	linuxppc-dev@...ts.ozlabs.org,
	linux-sound@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org
Cc: Chancel Liu <chancel.liu@....com>
Subject: [PATCH 4/4] ASoC: fsl: imx-rpmsg: Update to correct DT node

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.liu@....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