linux-kernel - Re: [PATCH v2] watchdog: Let XILINX_WATCHDOG and TEGRA_WATCHDOG depend on HAS

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Date:	Sat, 04 Oct 2014 18:51:35 -0700
From:	Guenter Roeck <linux@...ck-us.net>
To:	Chen Gang <gang.chen.5i5j@...il.com>, wim@...ana.be
CC:	linux-watchdog@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] watchdog: Let XILINX_WATCHDOG and TEGRA_WATCHDOG depend
 on HAS_IOMEM

On 10/04/2014 06:28 PM, Chen Gang wrote:
> They need HAS_IOMEM, so let them depend on it, the related error (with
> allmodconfig under um):
>
>      MODPOST 1205 modules
>    ERROR: "devm_ioremap_resource" [drivers/watchdog/tegra_wdt.ko] undefined!
>    ERROR: "devm_ioremap_resource" [drivers/watchdog/of_xilinx_wdt.ko] undefined!
>
> Signed-off-by: Chen Gang <gang.chen.5i5j@...il.com>

Reviewed-by: Guenter Roeck <linux@...ck-us.net>

> ---
>   drivers/watchdog/Kconfig | 3 ++-
>   1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
> index a51ccf3..d0ddf90 100644
> --- a/drivers/watchdog/Kconfig
> +++ b/drivers/watchdog/Kconfig
> @@ -132,6 +132,7 @@ config WM8350_WATCHDOG
>
>   config XILINX_WATCHDOG
>   	tristate "Xilinx Watchdog timer"
> +	depends on HAS_IOMEM
>   	select WATCHDOG_CORE
>   	help
>   	  Watchdog driver for the xps_timebase_wdt ip core.
> @@ -472,7 +473,7 @@ config SIRFSOC_WATCHDOG
>
>   config TEGRA_WATCHDOG
>   	tristate "Tegra watchdog"
> -	depends on ARCH_TEGRA || COMPILE_TEST
> +	depends on (ARCH_TEGRA || COMPILE_TEST) && HAS_IOMEM
>   	select WATCHDOG_CORE
>   	help
>   	  Say Y here to include support for the watchdog timer
>

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