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SubjectRe: [PATCH] clocksource: tegra: wrap arch/arm-specific sections in CONFIG_ARM
On Tue, Dec 09, 2014 at 10:07:18PM +0000, Paul Walmsley wrote:
>
> Like several of the other files in drivers/clocksource,
> tegra20_timer.c contains code that can only compile when CONFIG_ARM is
> enabled. This causes obvious problems when trying to compile this
> code for NVIDIA ARM64-based SoCs, such as Tegra132. The same timer IP
> blocks exist, so it seems appropriate to provide support for them.
>
> So until we figure out a better way to partition this code, wrap the
> delay_timer and persistent_clock support code with preprocessor tests
> for CONFIG_ARM. (The delay_timer code should not be needed at all on
> ARM64 due to the presence of the ARMv8 architected timer. The
> persistent_clock support code could become important once power
> management modes are implemented that turn off the CPU complex.)
>
> Signed-off-by: Paul Walmsley <paul@pwsan.com>
> Signed-off-by: Paul Walmsley <pwalmsley@nvidia.com>
> Cc: Allen Martin <amartin@nvidia.com>
> Cc: Stephen Warren <swarren@nvidia.com>
> Cc: Thierry Reding <treding@nvidia.com>
> Cc: Daniel Lezcano <daniel.lezcano@linaro.org>
> Cc: Thomas Gleixner <tglx@linutronix.de>
> Cc: Alexandre Courbot <gnurou@gmail.com>
> ---
> Applies against next-20141209.
> Intended for v3.20.
> Boot-tested on Tegra124 Jetson TK1 on next-20141209.
> Also boot-tested on Tegra132 Norrin FFD on next-20141209 + extra,
> unrelated patches.
>
> drivers/clocksource/tegra20_timer.c | 11 +++++++++++
> 1 file changed, 11 insertions(+)

Daniel, Thomas,

This patch is a build dependency for 64-bit Tegra support that I'd like
to merge for v3.20. Would you be willing to give your Acked-by on this
so that I can take it into the same tree along with some other
dependencies and the patches that enable the 64-bit build?

Thanks,
Thierry
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