On 11/08/2012 12:59 PM, Hiremath, Vaibhav wrote: > On Fri, Nov 09, 2012 at 00:24:23, Hunter, Jon wrote: >> >> On 11/08/2012 01:59 AM, Igor Grinberg wrote: >> >> [snip] >> >>> There is no reliable way to determine which source should be used in runtime >>> for boards that do not have the 32k oscillator wired. >> >> So thinking about this some more and given that we are moving away from >> board files, if a board does not provide a 32kHz clock source, then this >> should be reflected in the device-tree source file for that board. >> Hence, at boot time we should be able to determine if a 32kHz clock >> source can be used. >> > > Let me feed some more thoughts here :) > > The way it is being detected currently is based on timer idle status bit. > I am worried that, this is the only option we have. Why not use device-tree to indicate the presence of a 32k clock source? This seems like a board level configuration and so device-tree seems to be the perfect place for this IMO. Jon -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html