Hi, On Mon, Jun 25, 2012 at 04:26:08PM +0000, Arnd Bergmann wrote: > On Monday 25 June 2012, Felipe Balbi wrote: > > > > Can't this live where the scp drivers live? Actually, where is that at? > > > > Do we have scp drivers? > > > AFAIK, there isn't any driver for scp. But we have a driver for ocp > > > and it is present at arch/arm/mach-omap2/omap_l3_noc.c > > > > I don't think this deserves a directory of its own. Maybe > > drivers/platform/arm/omap/ ?? the l3_noc is an OMAP-specific > > interconnect and the SCP bus is also an OMAP-specific bus. I don't know > > of any other arch/soc who uses the same interconnect IP as OMAP and the > > same ocp2scp bridge. That bridge was created by TI for all I know. > > > > Greg, would drivers/platform/arm/omap/ work for you ? We could also move > > the interconnect drivers there. > > I really don't like the idea of introducing drivers/platform/arm/ because > very little of the stuff that one would put in there are actually ARM > specific. > > I have suggested a drivers/bus/ before and people did not see the need > back then, and we agreed to continue having a directory for each bus, > as we have for the big ones (pci, usb, i2c, spi, ...) and a lot of > simple (amba, rapidio, bcma, ...) or obscure (tc, vlynq, nubus, ...) > ones. > > I think we should reconsider the idea of drivers/bus/ with a file per > bus in there at least for new buses, but doing a new drivers/scp/ > would be ok for me if there is enough opposition against the idea > of drivers/bus aggregating different buses. I don't mind either way. The fact is that this ocp-to-scp bridge is really a TI/OMAP thing. Not sure it deserves a directory of its own. -- balbi
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