Messages in this thread | | | Date | Tue, 22 Jan 2013 14:46:49 -0600 | From | Rob Herring <> | Subject | Re: [PATCH 3/6] arm: kconfig: don't select TWD with local timer for Armada 370/XP |
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On 01/21/2013 02:44 PM, Arnd Bergmann wrote:
>> On multiplatform kernels where at least one arch has TWD support, it >> will be included, and where not, it will not. >> >> It doesn't seem logical for a feature descriptor (HAVE_ARM_TWD) to >> rely on greater knowledge of what platforms may or may not support it. >> If we had to include every platform in that list it would be unwieldy. > > I would expect that all future platforms have ARM_TWD, so the list > of the platforms that don't is not going to grow much, but the list > of platforms that do will keep growing.
No, I expect all future platforms will have architected timers. TWD is pretty much A9 and A5 only I believe. Same with SCU. I've probably missed some in my list.
Rob
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