On Fri, Nov 07, 2014 at 11:34:15AM -0800, Anatol Pomozov wrote: > ARM timekeeping functionality allows to register persistent/boot clock > dynamically. > This code is arch-independent and can be useful on other plaforms as well. > > As a byproduct of this change, tegra20_timer becomes ARM64 compatible. > > Tested: backported the change to chromeos-3.14 kernel ran on tegra 64bit > board, made sure high-resolution clock works.
Using this on an upstream kernel doesn't work, though, because 64-bit ARM doesn't implement struct delay_timer which the driver needs since v3.17. But I suppose the delay timer infrastructure could be moved into the core similar to the persistent and boot clock as this patch does. Thierry
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