[PATCH 4/6] powerpc: add USB peripheral support to MPC8272ADS

[Scott Wood]

On Wed, Aug 06, 2008 at 03:04:43PM +0800, Li Yang wrote:
> Signed-off-by: Li Yang <leoli at freescale.com>
> ---
>  arch/powerpc/boot/dts/mpc8272ads.dts      |    8 ++++++++
>  arch/powerpc/platforms/82xx/mpc8272_ads.c |   25 +++++++++++++++++++++++++
>  arch/powerpc/platforms/82xx/pq2ads.h      |    3 +++
>  3 files changed, 36 insertions(+), 0 deletions(-)
> 
> diff --git a/arch/powerpc/boot/dts/mpc8272ads.dts b/arch/powerpc/boot/dts/mpc8272ads.dts
> index b2ce4c0..75cc94c 100644
> --- a/arch/powerpc/boot/dts/mpc8272ads.dts
> +++ b/arch/powerpc/boot/dts/mpc8272ads.dts
> @@ -256,6 +256,14 @@
>  				#address-cells = <1>;
>  				#size-cells = <0>;
>  			};
> +
> +			usb at 11b60 {
> +				compatible = "fsl,qe_udc";

"fsl,mpc8272-usb", "fsl,cpm2-usb".

Where is fsl,qe_udc documented or used (other than in the BCSR setup)?
What does "udc" mean (the only reference to it in the 8272 manual is
under ATM)?

> +				mode = "slave";

Please document this property.

-Scott