[GIT PULL] temporarily disable rk3288-smp
Arnd Bergmann
arnd at arndb.de
Fri Nov 28 03:37:01 PST 2014
On Saturday 22 November 2014, Heiko Stübner wrote:
> it looks like not all bootloaders like the recently introduced
> rk3288-smp-support. Uninitialized CNTVOFF registers of the
> architected timer produce rcu stalls on some boards.
>
> Both Olof and Kevin were affected by this. On Kevin's board
> we could simply upgrade u-boot to a version behaving correctly
> while Olof's board uses coreboot where no fix for this exists
> currently. Also as far as I know Olof's board is the only one
> in circulation using coreboot, but it would still be nice to keep
> the boot tests working for the time being.
>
> There exist an alternative approach for solving issues like this
> consisting of
> - clocksource: arch_timer: Fix code to use physical timers when requested [0]
> - clocksource: arch_timer: Allow the device tree to specify uninitialized timer registers [1]
>
>
> So to keep Olof's boottests working, disable the rk3288-smp until this
> gets sorted. Interested parties with a working bootloader can of course
> always simply re-insert the enable-method to have working smp.
>
Pulled into next/dt, thanks!
Arnd
More information about the linux-arm-kernel
mailing list