linux-kernel - Re: [PATCH 2/2] input: atmel-wm97xx: only build for AVR32

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Date:	Mon, 12 May 2014 15:16:45 +0200
From:	Nicolas Ferre <nicolas.ferre@...el.com>
To:	Arnd Bergmann <arnd@...db.de>,
	<linux-arm-kernel@...ts.infradead.org>,
	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	<linux-input@...r.kernel.org>, Liam Girdwood <lrg@...mlogic.co.uk>
CC:	<linux-kernel@...r.kernel.org>, Mark Brown <broonie@...nel.org>
Subject: Re: [PATCH 2/2] input: atmel-wm97xx: only build for AVR32

On 08/05/2014 16:56, Arnd Bergmann :
> Building this driver on ARM/at91 always gives us this error message:
> 
> drivers/input/touchscreen/atmel-wm97xx.c:63:2: error: #error Unknown CPU, this driver only supports AT32AP700X CPUs.
> 
> Clearly this configuration is not meant to work, so let's just prevent
> it in Kconfig. If we ever want to use it on another platform, we should
> also pass proper resources for GPIO, IRQ and memory, which are hardcoded
> to AT32AP700X at the moment.

Yes it seems so:

Acked-by: Nicolas Ferre <nicolas.ferre@...el.com>

> Signed-off-by: Arnd Bergmann <arnd@...db.de>
> Cc: Mark Brown <broonie@...nel.org>
> Cc: Liam Girdwood <lrg@...mlogic.co.uk>
> Cc: Dmitry Torokhov <dmitry.torokhov@...il.com>
> Cc: linux-input@...r.kernel.org
> ---
>  drivers/input/touchscreen/Kconfig | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/input/touchscreen/Kconfig b/drivers/input/touchscreen/Kconfig
> index e2f0264..fe4c264 100644
> --- a/drivers/input/touchscreen/Kconfig
> +++ b/drivers/input/touchscreen/Kconfig
> @@ -640,7 +640,7 @@ config TOUCHSCREEN_WM9713
>  
>  config TOUCHSCREEN_WM97XX_ATMEL
>  	tristate "WM97xx Atmel accelerated touch"
> -	depends on TOUCHSCREEN_WM97XX && (AVR32 || ARCH_AT91)
> +	depends on TOUCHSCREEN_WM97XX && AVR32
>  	help
>  	  Say Y here for support for streaming mode with WM97xx touchscreens
>  	  on Atmel AT91 or AVR32 systems with an AC97C module.
> 


-- 
Nicolas Ferre
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