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Message-ID: <1430713734-12175-1-git-send-email-dinguyen@opensource.altera.com> Date: Sun, 3 May 2015 23:28:54 -0500 From: <dinguyen@...nsource.altera.com> To: <dan.j.williams@...el.com> CC: <dinh.linux@...il.com>, <vinod.koul@...el.com>, <dmaengine@...r.kernel.org>, <linux-kernel@...r.kernel.org>, Dinh Nguyen <dinguyen@...nsource.altera.com> Subject: [PATCH] dmaengine: pl300: enable the clock to PL330 dma From: Dinh Nguyen <dinguyen@...nsource.altera.com> Turn on the clock to the PL330 DMA if there is a clock node provided. Signed-off-by: Dinh Nguyen <dinguyen@...nsource.altera.com> --- drivers/dma/pl330.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c index 0e1f567..82eb641 100644 --- a/drivers/dma/pl330.c +++ b/drivers/dma/pl330.c @@ -2894,6 +2894,10 @@ pl330_probe(struct amba_device *adev, const struct amba_id *id) adev->dev.dma_parms = &pl330->dma_parms; + adev->pclk = devm_clk_get(&adev->dev, "apb_pclk"); + if (adev->pclk) + clk_prepare_enable(adev->pclk); + /* * This is the limit for transfers with a buswidth of 1, larger * buswidths will have larger limits. -- 2.2.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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