Re: [PATCH v5 1/2] watchdog: New watchdog driver for MEN A21 watchdogs

[Arnd Bergmann]

On Friday 31 May 2013 10:58:48 Johannes Thumshirn wrote:
> This patch adds the driver for the watchdog devices found on MEN Mikro
> Elektronik A21 VMEbus CPU Carrier Boards. It has DT-support and uses the
> watchdog framework.
> 

It seems the DT support is rather incomplete


> Signed-off-by: Johannes Thumshirn <johannes.thumshirn@xxxxxx>
> ---
>  MAINTAINERS                   |    6 ++
>  drivers/watchdog/Kconfig      |    8 ++
>  drivers/watchdog/Makefile     |    1 +

Please add a binding document to Documentation/devicetree/bindings/

> +
> +#define GPIO_WD_ENAB	169
> +#define GPIO_WD_FAST	170
> +#define GPIO_WD_TRIG	171
> +
> +#define GPIO_RST_CAUSE_BASE 166

You should never hardwire GPIO numbers like this. There is a DT binding
for GPIO, so use that to get the number of the tree.

	Arnd
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