On 05/25/2012 05:42 AM, jgq516@xxxxxxxxx wrote:
> From: Xiao Jiang <jgq516@xxxxxxxxx>
>
> Add wdt node to support dt.
>
> Signed-off-by: Xiao Jiang <jgq516@xxxxxxxxx>
> ---
> arch/arm/boot/dts/omap3.dtsi | 5 +++++
> arch/arm/boot/dts/omap4.dtsi | 5 +++++
> 2 files changed, 10 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm/boot/dts/omap3.dtsi b/arch/arm/boot/dts/omap3.dtsi
> index 99474fa..039df5c 100644
> --- a/arch/arm/boot/dts/omap3.dtsi
> +++ b/arch/arm/boot/dts/omap3.dtsi
> @@ -215,5 +215,10 @@
> compatible = "ti,omap3-hsmmc";
> ti,hwmods = "mmc3";
> };
> +
> + wdt: wdt@48314000{
Minor comment, may be call this wdt2 as this is watchdog timer 2. Also
ass a space between the address and the "{".
> + compatible = "ti,omap3-wdt";
> + ti,hwmods = "wd_timer2";
> + };
> };
> };
> diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi
> index 359c497..d01403d 100644
> --- a/arch/arm/boot/dts/omap4.dtsi
> +++ b/arch/arm/boot/dts/omap4.dtsi
> @@ -272,5 +272,10 @@
> ti,hwmods = "mmc5";
> ti,needs-special-reset;
> };
> +
> + wdt: wdt@4a314000{
Same as above.
> + compatible = "ti,omap4-wdt";
> + ti,hwmods = "wd_timer2";
> + };
> };
> };
Also we should add some documentation to describe the binding. Here it
is very simple, but nonetheless we should have something as we have for
gpio [1].
Cheers
Jon
[1]
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=blob;f=Documentation/devicetree/bindings/gpio/gpio-omap.txt;h=bff51a2fee1eae7d387b40ea913e04782554bf68;hb=HEAD
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