[PATCH] Driver for the watchdog timer on all Freescale IMX processors.

[Sascha Hauer]

On Tue, Dec 08, 2009 at 04:39:12PM +0100, Wolfram Sang wrote:
> Signed-off-by: Darius Augulis <augulis.darius at gmail.com>
> Signed-off-by: Wolfram Sang <w.sang at pengutronix.de>
> Cc: Sascha Hauer <s.hauer at pengutronix.de>
> Cc: Wim Van Sebroeck <wim at iguana.be>
> ---
> 
> Changes since the last version from Darius:
> 
> * removed all #ifdef CONFIG_ARCH_* and handle the differences at runtime
> * simplified house-keeping of the timeout value and fixed the conversion
>   into the corresponding register value
> * removed a superfluous static platform-device
> * removed debug output and comments with (IMHO) little information
> * cleaned up #includes
> * fixed some typos & removed unnecessary tabs & added kernel coding style
> * probably something else...
> 
>  drivers/watchdog/Kconfig   |   12 ++
>  drivers/watchdog/Makefile  |    1 +
>  drivers/watchdog/imx_wdt.c |  342 ++++++++++++++++++++++++++++++++++++++++++++
>  3 files changed, 355 insertions(+), 0 deletions(-)
>  create mode 100644 drivers/watchdog/imx_wdt.c
> 
> diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig

[snip]

> +
> +	base = ioremap(res->start, res_size);
> +	if (!base) {
> +		dev_err(&pdev->dev, "ioremap failed\n");
> +		ret = -EIO;
> +		goto fail0;
> +	}
> +
> +	imx_wdt.clk = clk_get(&pdev->dev, "wdog_clk");
                                          ^^^^^^^^^^

should be NULL.

Sascha


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