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Yuan Yao authored
This add power management suspend/resume support for the fsl-edma driver. eDMA acted as a basic function used by others. What it needs to do is the two steps below to support power management. In fsl_edma_suspend_late: Check whether the DMA chan is idle, if it is not idle disable DMA request. In fsl_edma_resume_early: Enable the eDMA and wait for being used. Signed-off-by:
Yuan Yao <yao.yuan@freescale.com> Signed-off-by:
Vinod Koul <vinod.koul@intel.com>
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