From: Voker57 <voker57@xxxxxxxxx> These initialization are missing and causing bam not to init Signed-off-by: Iaroslav Gridin <voker57@xxxxxxxxx> --- drivers/dma/qcom/bam_dma.c | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/drivers/dma/qcom/bam_dma.c b/drivers/dma/qcom/bam_dma.c index 03c4eb3..faae0c8 100644 --- a/drivers/dma/qcom/bam_dma.c +++ b/drivers/dma/qcom/bam_dma.c @@ -395,6 +395,8 @@ struct bam_device { const struct reg_offset_data *layout; struct clk *bamclk; + struct clk *axi_clk; + struct clk *core_clk; int irq; /* dma start transaction tasklet */ @@ -1189,6 +1191,25 @@ static int bam_dma_probe(struct platform_device *pdev) return ret; } + bdev->axi_clk = devm_clk_get(bdev->dev, "axi_clk"); + if (IS_ERR(bdev->axi_clk)) + bdev->axi_clk = NULL; + + ret = clk_prepare_enable(bdev->axi_clk); + if (ret) { + dev_err(bdev->dev, "failed to prepare/enable axi clock\n"); + return ret; + } + + bdev->core_clk = devm_clk_get(bdev->dev, "core_clk"); + if (IS_ERR(bdev->core_clk)) + bdev->core_clk = NULL; + + ret = clk_prepare_enable(bdev->core_clk); + if (ret) { + dev_err(bdev->dev, "failed to prepare/enable core clock\n"); + return ret; + } ret = bam_init(bdev); if (ret) goto err_disable_clk; -- 2.9.3 -- To unsubscribe from this list: send the line "unsubscribe dmaengine" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html