On Monday 05 May 2014 16:58:14 Arnd Bergmann wrote: > > Also for platsmp.c and pm.c I can think of following approaches > > 1: Keep these macros till we get generic solution? > > 2: Allow chipid driver to expose APIs to check SoC id and SoC revisions > > till we get > > generic solution. So that at least we can remove #ifdef based macros > > as soc_is_exynosXYZ. > > 3: Use of "of_flat_dt_is_compatible" or similar APIs in these machine files > > till we get > > generic solution. For some cases where we want to know SoC revision let us > > map chipid register and get revision there itself. > > > > Please let me know what approach you think will be good? > > I think 1 or 2 would be better than 3. Between those two, I'm undecided, > but I think either way the SoC specific values would be better kept in the > mach-samsung directory than in plat/cpu.h or linux/exynos-chipid.h.
Actually, a good compromise for now would be to add the chipid driver to mach-exynos instead of drivers/bus. This way you can keep the uses of the ID local to the exynos platform code until it's no longer needed. Then it can get moved out to drivers/soc to be shared with arm64. Arnd -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html