Regarding SCC in DTS File

Scott Wood scottwood at freescale.com
Wed Jun 20 03:57:38 EST 2007


b.vigneshkumar wrote:
> Hi,
> 
> What does these two lines in DTS File.
> Can u let me know what this suppose to mean
> 
> scc at a00 {
>         ........
>         rx-clock = <1>;
>         tx-clock = <1>;

These indicate which baud rate generator the serial port is attached to.

>                ........
>          interrupts = <1e 3>;
>                interrupt-parent = <&Cpm_pic>;

These indicate that the serial port uses interrupt 0x1e on the CPM PIC.

> Actually where can we get a better documentation for the DTS File? 

Documentation/powerpc/booting-without-of.txt

-Scott



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