linux-kernel - Re: [PATCH 1/6] mfd: Add MFD_CROS

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Message-ID: <20150819130012.GK6180@x1>
Date:	Wed, 19 Aug 2015 14:00:12 +0100
From:	Lee Jones <lee.jones@...aro.org>
To:	Javier Martinez Canillas <javier@....samsung.com>
Cc:	linux-kernel@...r.kernel.org,
	Gwendal Grignou <gwendal@...omium.org>,
	Doug Anderson <dianders@...omium.org>,
	Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
	Wolfram Sang <wsa@...-dreams.de>,
	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	Geert Uytterhoeven <geert@...ux-m68k.org>,
	Olof Johansson <olof@...om.net>
Subject: Re: [PATCH 1/6] mfd: Add MFD_CROS_EC dependencies

On Wed, 19 Aug 2015, Javier Martinez Canillas wrote:

> The MFD_CROS_EC symbol select CHROME_PLATFORMS and CROS_EC_PROTO but
> that caused a Kconfig unmet direct dependencies warning since these
> symbols could only be selected for X86 || ARM.
> 
> The fix it, the CHROME_PLATFORMS dependencies were relexed on commit
> d12bbcd3ea44 ("platform/chrome: Don't make CHROME_PLATFORMS depends
> on X86 || ARM") but that was found to be wrong and the correct fix
> is to add the needed dependencies to the MFD_CROS_EC config symbol.
> 
> There are only x86 and ARM based Chromebooks so to avoid showing up
> the config option on unsupported platforms, make the symbol depend on
> these architectures. Also add a || COMPILE_TEST so it can have build
> coverage on other platforms.
> 
> Suggested-by: Geert Uytterhoeven <geert@...ux-m68k.org>
> Signed-off-by: Javier Martinez Canillas <javier@....samsung.com>
> ---
> 
>  drivers/mfd/Kconfig | 1 +
>  1 file changed, 1 insertion(+)

Applied, thanks.

> diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
> index 3dfe7bd4022f..feebc750aadf 100644
> --- a/drivers/mfd/Kconfig
> +++ b/drivers/mfd/Kconfig
> @@ -97,6 +97,7 @@ config MFD_CROS_EC
>  	select MFD_CORE
>  	select CHROME_PLATFORMS
>  	select CROS_EC_PROTO
> +	depends on X86 || ARM || COMPILE_TEST
>  	help
>  	  If you say Y here you get support for the ChromeOS Embedded
>  	  Controller (EC) providing keyboard, battery and power services.

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog
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