Re: [PATCH v5 4/5] dmaengine: imx-sdma: add a test for imx8mq multi sdma devices

Am Sonntag, den 27.01.2019, 23:08 -0700 schrieb Angus Ainslie (Purism): > On i.mx8mq, there are two sdma instances, and the common dma framework > will get a channel dynamically from any available sdma instance whether > it's the first sdma device or the second sdma device. Some IPs like > SAI only

[PATCH v5 4/5] dmaengine: imx-sdma: add a test for imx8mq multi sdma devices

On i.mx8mq, there are two sdma instances, and the common dma framework will get a channel dynamically from any available sdma instance whether it's the first sdma device or the second sdma device. Some IPs like SAI only work with sdma2 not sdma1. To make sure the sdma channel is from the correct sd