Re: [PATCH V4 2/7] clocksource: tegra: add Tegra210 timer support

[Thierry Reding]

On Thu, Jan 31, 2019 at 05:24:05PM +0800, Joseph Lo wrote:
> Add support for the Tegra210 timer that runs at oscillator clock
> (TMR10-TMR13). We need these timers to work as clock event device and to
> replace the ARMv8 architected timer due to it can't survive across the
> power cycle of the CPU core or CPUPORESET signal. So it can't be a wake-up
> source when CPU suspends in power down state.
> 
> Also convert the original driver to use timer-of API.
> 
> Cc: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>
> Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
> Cc: linux-kernel@xxxxxxxxxxxxxxx
> Signed-off-by: Joseph Lo <josephl@xxxxxxxxxx>
> ---
> v4:
>  * merge timer-tegra210.c in previous version into timer-tegra20.c
> v3:
>  * use timer-of API
> v2:
>  * add error clean-up code
> ---
>  drivers/clocksource/Kconfig         |   2 +-
>  drivers/clocksource/timer-tegra20.c | 369 ++++++++++++++++++++--------
>  include/linux/cpuhotplug.h          |   1 +
>  3 files changed, 272 insertions(+), 100 deletions(-)

Looks good to me:

Acked-by: Thierry Reding <treding@xxxxxxxxxx>

Thierry

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