On Wed, Oct 15, 2008 at 04:42:04PM +0200, Juergen Beisert wrote:
> Hi list,
>
> the timer0 on the MPC5200B contains one GPIO and a timer/watchdog.
>
> If I'm using this node:
>
> [EMAIL PROTECTED] { /* General Purpose Timer */
> compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt";
> cell-index = <0>;
> reg = <0x600 0x10>;
> interrupts = <0x1 0x9 0x0>;
> interrupt-parent = <&mpc5200_pic>;
> fsl,has-wdt;
> };
>
> I will get watchdog support.
>
> If I'm using this node:
>
> [EMAIL PROTECTED] { /* General Purpose Timer */
> compatible =
> "fsl,mpc5200b-gpt","fsl,mpc5200-gpt","fsl,mpc5200b-gpt-gpio","fsl,mpc5200-gpt-gpio";
> cell-index = <0>;
> reg = <0x600 0x10>;
> interrupts = <0x1 0x9 0x0>;
> interrupt-parent = <&mpc5200_pic>;
> gpio-controller;
> #gpio-cells = <2>;
> fsl,has-wdt;
> };
>
> I will get GPIO support, but no longer watchdog support (watchdogs probe
> function will never be called).
>
> Is there a way to get both features supported?
I don't believe so. In order to make this work you would need to merge
the two drivers into one I think (which probably isn't a bad idea).
g.
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