Hi, Sebastian Reichel <s...@kernel.org> writes: > On Mon, Oct 05, 2015 at 06:41:37PM -0500, Suman Anna wrote: >> We will gain a user from OMAP remoteproc driver as well (out of tree at >> the moment, but it does follow the DT phandle and >> omap_dm_timer_request_by_node semantics). I do not think ir-rx51.c is >> converted to DT, and also some of the API are alive just because of the >> continued OMAP3 legacy boot support. Guess, it is a just a question of >> not breaking existing API until we kill some of them. > > Right, ir-rx51 has not yet been converted to DT. Additionally it > depends !ARCH_MULTIPLATFORM, since it requires <plat/dmtimer.h>. > > I remember a patchset adding a omap-pwm driver using dmtimers. If > that was added to the kernel, ir-rx51 could probably be switched to > the PWM API + hrtimer API instead of depending on the dmtimer API. > At the end not much is gained, though, since then the PWM driver > would probably require the dmtimer API.
Tony has been talking about an HRTimer API for some time, but I guess it didn't happen yet. Until then, cleanups will have to continue to cope with legacy users. -- balbi
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