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Subject[PATCH 1/2] DMA: PL330: Remove controller clock enable/disable
Date
The controller clock is being enabled/disabled in AMBA bus
infrastructre in probe/remove functions. Hence, its not required
at driver level probe/remove.

Signed-off-by: Inderpal Singh <inderpal.singh@linaro.org>
---
drivers/dma/pl330.c | 12 ------------
1 file changed, 12 deletions(-)

diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c
index e4feba6..f70e783 100644
--- a/drivers/dma/pl330.c
+++ b/drivers/dma/pl330.c
@@ -2896,11 +2896,6 @@ pl330_probe(struct amba_device *adev, const struct amba_id *id)

amba_set_drvdata(adev, pdmac);

-#ifndef CONFIG_PM_RUNTIME
- /* enable dma clk */
- clk_enable(pdmac->clk);
-#endif
-
irq = adev->irq[0];
ret = request_irq(irq, pl330_irq_handler, 0,
dev_name(&adev->dev), pi);
@@ -2987,9 +2982,6 @@ probe_err5:
probe_err4:
free_irq(irq, pi);
probe_err3:
-#ifndef CONFIG_PM_RUNTIME
- clk_disable(pdmac->clk);
-#endif
clk_put(pdmac->clk);
probe_err2:
iounmap(pi->base);
@@ -3037,10 +3029,6 @@ static int __devexit pl330_remove(struct amba_device *adev)
res = &adev->res;
release_mem_region(res->start, resource_size(res));

-#ifndef CONFIG_PM_RUNTIME
- clk_disable(pdmac->clk);
-#endif
-
kfree(pdmac);

return 0;
--
1.7.9.5


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