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	<1449241037-22193-17-git-send-email-jonathanh@nvidia.com>
Date: Tue, 15 Dec 2015 20:54:47 +0100
Message-ID: <CAPDyKFrcuK4iCo7Tg1Q_XjB7Y-+=s-ax1vzK4UEu9FfPnuProw@mail.gmail.com>
Subject: Re: [PATCH V4 16/16] ARM64: tegra: select PM_GENERIC_DOMAINS
From: Ulf Hansson <ulf.hansson@linaro.org>
To: Jon Hunter <jonathanh@nvidia.com>
Cc: Philipp Zabel <p.zabel@pengutronix.de>,
        Stephen Warren <swarren@wwwdotorg.org>,
        Thierry Reding <thierry.reding@gmail.com>,
        Alexandre Courbot <gnurou@gmail.com>,
        Rafael Wysocki <rjw@rjwysocki.net>, Kevin Hilman <khilman@kernel.org>,
        Rob Herring <robh+dt@kernel.org>, Pawel Moll <pawel.moll@arm.com>,
        Mark Rutland <mark.rutland@arm.com>,
        Ian Campbell <ijc+devicetree@hellion.org.uk>,
        Kumar Gala <galak@codeaurora.org>, Vince Hsu <vinceh@nvidia.com>,
        "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        "linux-tegra@vger.kernel.org" <linux-tegra@vger.kernel.org>,
        "linux-pm@vger.kernel.org" <linux-pm@vger.kernel.org>
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On 4 December 2015 at 15:57, Jon Hunter <jonathanh@nvidia.com> wrote:
> Enable PM_GENERIC_DOMAINS for tegra 64-bit devices. To ensure that devices
> dependent upon a particular power-domain are only probed when that power
> domain has been powered up, requires that PM is made mandatory for tegra
> 64-bit devices and so select this option for tegra as well.
>
> Signed-off-by: Jon Hunter <jonathanh@nvidia.com>
> ---
>  arch/arm64/Kconfig.platforms | 2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms
> index 9806324fa215..e0b5bd0aff0f 100644
> --- a/arch/arm64/Kconfig.platforms
> +++ b/arch/arm64/Kconfig.platforms
> @@ -93,6 +93,8 @@ config ARCH_TEGRA
>         select GENERIC_CLOCKEVENTS
>         select HAVE_CLK
>         select PINCTRL
> +       select PM
> +       select PM_GENERIC_DOMAINS

If you still want to allow ARCH_TEGRA to run without PM, you should
probably change to:

select PM_GENERIC_DOMAINS if PM

>         select RESET_CONTROLLER
>         help
>           This enables support for the NVIDIA Tegra SoC family.
> --
> 2.1.4
>

Kind regards
Uffe
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