On Wed, May 31, 2023 at 02:50:57PM +0800, Peng Fan wrote: > > > On 5/30/2023 4:04 AM, Frank Li wrote: > > static struct fsl_edma_drvdata imx7ulp_data = { > > - .version = v3, > > + .version = v1, > > This may confuse people.How about for hardware > version >= v3, use new flag as yours? I can use drvflags to distinguish. I checked spec, 7ULP called eDMA2. Okay, let me change to check drvflags. Anyways, we should align version with hardware IP version, or not use it at all. Frank > > Regards, > Peng.