ASoC: fsl: disable ssi irq for imx

We have to disable the ssi irq, as it is not safe for all platforms to
write back into the status register. It also runs into non-linefetch
aborts.

Signed-off-by: Michael Grzeschik <m.grzeschik@pengutronix.de>
Signed-off-by: Mark Brown <broonie@linaro.org>

1 files changed, 10 insertions, 12 deletions

diff --git a/sound/soc/fsl/fsl_ssi.c b/sound/soc/fsl/fsl_ssi.c
index 198656f..5cf626c 100644
--- a/sound/soc/fsl/fsl_ssi.c
+++ b/sound/soc/fsl/fsl_ssi.c
@@ -941,18 +941,6 @@ static int fsl_ssi_probe(struct platform_device *pdev)
 		return -ENXIO;
 	}
 
-	if (ssi_private->use_dma) {
-		/* The 'name' should not have any slashes in it. */
-		ret = devm_request_irq(&pdev->dev, ssi_private->irq,
-					fsl_ssi_isr, 0, ssi_private->name,
-					ssi_private);
-		if (ret < 0) {
-			dev_err(&pdev->dev, "could not claim irq %u\n",
-					ssi_private->irq);
-			goto error_irqmap;
-		}
-	}
-
 	/* Are the RX and the TX clocks locked? */
 	if (!of_find_property(np, "fsl,ssi-asynchronous", NULL))
 		ssi_private->cpu_dai_drv.symmetric_rates = 1;
@@ -1020,6 +1008,16 @@ static int fsl_ssi_probe(struct platform_device *pdev)
 			dma_events[0], shared ? IMX_DMATYPE_SSI_SP : IMX_DMATYPE_SSI);
 		imx_pcm_dma_params_init_data(&ssi_private->filter_data_rx,
 			dma_events[1], shared ? IMX_DMATYPE_SSI_SP : IMX_DMATYPE_SSI);
+	} else if (ssi_private->use_dma) {
+		/* The 'name' should not have any slashes in it. */
+		ret = devm_request_irq(&pdev->dev, ssi_private->irq,
+					fsl_ssi_isr, 0, ssi_private->name,
+					ssi_private);
+		if (ret < 0) {
+			dev_err(&pdev->dev, "could not claim irq %u\n",
+					ssi_private->irq);
+			goto error_irqmap;
+		}
 	}
 
 	/* Initialize the the device_attribute structure */