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[v3,06/15] ASoC: imx-pcm-dma: DT support

Message ID 1365939779-4507-7-git-send-email-mpa@pengutronix.de (mailing list archive)
State New, archived
Headers show

Commit Message

Markus Pargmann April 14, 2013, 11:42 a.m. UTC 
From: Markus Pargmann <mpa@pengutrnoix.de>

This patch adds the possibility to pass a of_node as platform_data which
is used by generic-pcm-dma to request a DMA slave channel.

Signed-off-by: Markus Pargmann <mpa@pengutronix.de>
---
 sound/soc/fsl/imx-pcm-dma.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
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Patch

diff --git a/sound/soc/fsl/imx-pcm-dma.c b/sound/soc/fsl/imx-pcm-dma.c
index 9eb0021..a6cdae7 100644
--- a/sound/soc/fsl/imx-pcm-dma.c
+++ b/sound/soc/fsl/imx-pcm-dma.c
@@ -62,9 +62,11 @@  static const struct snd_dmaengine_pcm_config imx_dmaengine_pcm_config = {
 
 int imx_pcm_dma_init(struct platform_device *pdev)
 {
+	if (pdev->dev.platform_data)
+		pdev->dev.of_node = pdev->dev.platform_data;
+
 	return snd_dmaengine_pcm_register(&pdev->dev, &imx_dmaengine_pcm_config,
 		SND_DMAENGINE_PCM_FLAG_NO_RESIDUE |
-		SND_DMAENGINE_PCM_FLAG_NO_DT |
 		SND_DMAENGINE_PCM_FLAG_COMPAT);
 }