From: Markus Pargmann <m...@pengutrnoix.de>
There may be some platforms using fsl-ssi that do not have a DMA driver
with generic DMA bindings. So this patch adds support for the generic
DMA bindings, while still using the old "fsl,dma-events" property if
"dmas" is not found.
Signed-off-by: Markus Pargmann <m...@pengutronix.de>
---
sound/soc/fsl/fsl_ssi.c | 26 ++++++++++++++++----------
1 file changed, 16 insertions(+), 10 deletions(-)
diff --git a/sound/soc/fsl/fsl_ssi.c b/sound/soc/fsl/fsl_ssi.c
index 6a9be9c..1ab66f8 100644
--- a/sound/soc/fsl/fsl_ssi.c
+++ b/sound/soc/fsl/fsl_ssi.c
@@ -776,15 +776,19 @@ static int fsl_ssi_probe(struct platform_device *pdev)
&ssi_private->filter_data_tx;
ssi_private->dma_params_rx.filter_data =
&ssi_private->filter_data_rx;
- /*
- * TODO: This is a temporary solution and should be changed
- * to use generic DMA binding later when the helplers get in.
- */
- ret = of_property_read_u32_array(pdev->dev.of_node,
+ if (!of_property_read_bool(pdev->dev.of_node, "dmas") &&
+ ssi_private->use_dma) {
+ /*
+ * TODO: This is a temporary solution and should be
+ * changed to use generic DMA binding later when the
+ * helplers get in.
+ */
+ ret = of_property_read_u32_array(pdev->dev.of_node,
"fsl,ssi-dma-events", dma_events, 2);
- if (ret && !ssi_private->use_dma) {
- dev_err(&pdev->dev, "could not get dma events\n");
- goto error_clk;
+ if (ret && ssi_private->use_dma) {
+ dev_err(&pdev->dev, "could not get dma events
but fsl-ssi is configured to use DMA\n");
+ goto error_clk;
+ }
}
shared = of_device_is_compatible(of_get_parent(np),
@@ -847,8 +851,10 @@ static int fsl_ssi_probe(struct platform_device *pdev)
}
} else {
ssi_private->imx_pcm_pdev =
- platform_device_register_simple("imx-pcm-audio",
- -1, NULL, 0);
+ platform_device_register_data(&pdev->dev,
+ "imx-pcm-audio", -1,
+ pdev->dev.of_node,
+ sizeof(*pdev->dev.of_node));
if (IS_ERR(ssi_private->imx_pcm_pdev)) {
ret = PTR_ERR(ssi_private->imx_pcm_pdev);
goto error_dev;
--
1.8.1.5
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