linux-kernel - Re: [PATCH 3/5] ARM: sunxi: Select restart drivers

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Date:	Wed, 23 Apr 2014 18:00:03 +0200
From:	Arnd Bergmann <arnd@...db.de>
To:	Maxime Ripard <maxime.ripard@...e-electrons.com>
Cc:	wim@...ana.be, dbaryshkov@...il.com, dwmw2@...radead.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	linux-watchdog@...r.kernel.org, linux-sunxi@...glegroups.com
Subject: Re: [PATCH 3/5] ARM: sunxi: Select restart drivers

On Wednesday 23 April 2014 17:04:34 Maxime Ripard wrote:
> Make sure we have the restart hooks in the kernel by selecting them in Kconfig.
> 
> Signed-off-by: Maxime Ripard <maxime.ripard@...e-electrons.com>
> ---
>  arch/arm/mach-sunxi/Kconfig | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/arch/arm/mach-sunxi/Kconfig b/arch/arm/mach-sunxi/Kconfig
> index b57d7d53b9d3..5fe80cc9b524 100644
> --- a/arch/arm/mach-sunxi/Kconfig
> +++ b/arch/arm/mach-sunxi/Kconfig
> @@ -9,6 +9,10 @@ config ARCH_SUNXI
>         select HAVE_ARM_ARCH_TIMER
>         select PINCTRL
>         select PINCTRL_SUNXI
> +       select POWER_RESET
> +       select POWER_RESET_SUN6I
> +       select POWER_SUPPLY
>         select RESET_CONTROLLER
>         select SUN4I_TIMER
>         select SUN5I_HSTIMER
> +       select SUNXI_WATCHDOG

I think you can't select SUNXI_WATCHDOG without also selecting WATCHDOG
first. I would prefer not to do that however, and leave it up to the
defconfig to enable it, loading the reset/watchdog driver as a module
seems entirely reasonable in a multiplatform distro kernel.

	Arnd
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