The DMA resource no longer available via this API when booting with DT. DMIC is only available on OMAP4/5 and both can boot with DT only. Configure the dma_data.dma_name so omap-pcm can use different path to request the DMA channel. Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com> --- sound/soc/omap/omap-dmic.c | 11 +---------- 1 file changed, 1 insertion(+), 10 deletions(-) diff --git a/sound/soc/omap/omap-dmic.c b/sound/soc/omap/omap-dmic.c index 2ad0370..f66b033 100644 --- a/sound/soc/omap/omap-dmic.c +++ b/sound/soc/omap/omap-dmic.c @@ -57,7 +57,6 @@ struct omap_dmic { struct mutex mutex; struct snd_dmaengine_dai_dma_data dma_data; - unsigned int dma_req; }; static inline void omap_dmic_write(struct omap_dmic *dmic, u16 reg, u32 val) @@ -478,15 +477,7 @@ static int asoc_dmic_probe(struct platform_device *pdev) } dmic->dma_data.addr = res->start + OMAP_DMIC_DATA_REG; - res = platform_get_resource(pdev, IORESOURCE_DMA, 0); - if (!res) { - dev_err(dmic->dev, "invalid dma resource\n"); - ret = -ENODEV; - goto err_put_clk; - } - - dmic->dma_req = res->start; - dmic->dma_data.filter_data = &dmic->dma_req; + dmic->dma_data.dma_name = "up_link"; res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "mpu"); if (!res) { -- 1.8.2.1