* Adam Ford <aford173@xxxxxxxxx> [191009 19:28]: > On Wed, Oct 9, 2019 at 12:34 PM Tony Lindgren <tony@xxxxxxxxxxx> wrote: > > From what I recall I tested that DMA on omap3 worked fine with runtime > > PM for console. Certainly there are issues still remaining though. > > > > If you want to disable dma for a specific port, just delete the > > add /delete-property/dma-names for the port in question in your > > board specific dts file. > > > > See 8250_omap.c for of_property_count_strings(np, "dma-names"). > > Thank you. That seems to have worked. I'll check the AM3517 when I > have some time to see if it needs the same patch. For now, I pushed > the patch to the omap mailing list for the Logic PD Torpedo board. > > Should we consider removing the OMAP_SERIAL from omap2plus_defconfig > in the 8250 is the preferred driver? It seems odd to me that both > drivers are enabled. We have CONFIG_SERIAL_8250_OMAP=y and by default also we have CONFIG_SERIAL_8250_OMAP_TTYO_FIXUP=y. With those omap_serial won't probe.. So yeah I guess for v5.5 we could drop the option for CONFIG_SERIAL_OMAP for both omap2plus_defconfig and multi_v7_defconfig. Regards, Tony
