[PATCH] powerpc: introduce basic support for the Freescale P1022DS reference board

Kim Phillips kim.phillips at freescale.com
Wed Jun 30 08:19:04 EST 2010


On Tue, 29 Jun 2010 16:34:34 -0500
Timur Tabi <timur at freescale.com> wrote:

> Introduce basic support for the Freescale P1022DS reference board, based on the
> Freescale BSP for this board.
> 
> Details: No DIU video or SSI audio support, no MMC/SD card support, 36-bit and
> SWIOTLB support enabled, 36-bit DTS only, and CONFIG_NO_HZ disabled because it
> causes performance problems on this kernel.

what kind of performance problems?

> +		enet0: ethernet at B0000 {
> +			queue-group at 0{
> +				#address-cells = <1>;
> +				#size-cells = <1>;
> +				reg = <0xB0000 0x1000>;
> +				fsl,rx-err-int-map = <0xAA>;
> +				fsl,tx-int-map = <0xAA>;
> +				interrupts = <29 2 30 2 34 2>;
> +			};
> +			queue-group at 1{
> +				#address-cells = <1>;
> +				#size-cells = <1>;
> +				reg = <0xB4000 0x1000>;
> +				fsl,rx-err-int-map = <0x55>;
> +				fsl,tx-int-map = <0x55>;
> +				interrupts = <17 2 18 2 24 2>;
> +			};
> +		};
> +
> +		enet1: ethernet at B1000 {

> +			queue-group at 0{
> +				#address-cells = <1>;
> +				#size-cells = <1>;
> +				reg = <0xB1000 0x1000>;
> +				fsl,rx-err-int-map = <0xAA>;
> +				fsl,tx-int-map = <0xAA>;
> +				interrupts = <35 2 36 2 40 2>;
> +			};
> +			queue-group at 1{
> +				#address-cells = <1>;
> +				#size-cells = <1>;
> +				reg = <0xB5000 0x1000>;
> +				fsl,rx-err-int-map = <0x55>;
> +				fsl,tx-int-map = <0x55>;
> +				interrupts = <51 2 52 2 67 2>;
> +			};

these queue-group nodes, fsl,{r,t}x-* properties...

> +		crypto at 30000 {

> +			fsl,multi-host-mode = "dual";
> +			fsl,channel-remap = <0x3>;

and the above two properties aren't supported by their respective
drivers, nor are they listed in the dts bindings documentation.

Kim


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