Re: [PATCH v3 1/2] ARM: dts: exynos: Add support ARM architected timers on Exynos5

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Wed, Aug 28, 2019 at 02:10:04PM +0200, Marek Szyprowski wrote:
> All CortexA7/A15 based Exynos5 SoCs have ARM architected timers, so enable
> support for them directly in the base dtsi. None of the known firmware
> properly configures CNTFRQ arch timer register, so force clock frequency
> to 24MHz, which is the only configuration supported by the remaining
> clock drivers so far.
> 
> Stock firmware for Peach Pit and Pi Chromebooks also doesn't reset
> properly other arch timer registers, so add respective properties
> indicating that. Other Exynos5-based boards behaves correctly in this area,
> what finally allows to enable support for KVM-based virtualization.
> 
> Signed-off-by: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>
> ---
>  arch/arm/boot/dts/exynos5420-peach-pit.dts | 4 ++++
>  arch/arm/boot/dts/exynos54xx.dtsi          | 9 +++++++++
>  arch/arm/boot/dts/exynos5800-peach-pi.dts  | 4 ++++

Thanks, applied.

Best regards,
Krzysztof




[Index of Archives]     [Linux SoC Development]     [Linux Rockchip Development]     [Linux for Synopsys ARC Processors]    
  • [Linux on Unisoc (RDA Micro) SoCs]     [Linux Actions SoC]     [Linux USB Development]     [Video for Linux]     [Linux Audio Users]     [Linux SCSI]     [Yosemite News]

  •   Powered by Linux