[PATCH] [v3] powerpc/85xx: clean up FPGA device tree nodes for Freecsale QorIQ boards
Kumar Gala
kumar.gala at freescale.com
Wed Oct 12 15:53:15 EST 2011
On Sep 15, 2011, at 1:04 PM, Timur Tabi wrote:
> Standarize and document the FPGA nodes used on Freescale QorIQ reference
> boards. There are different kinds of FPGAs used on the boards, but
> only two are currently standard: "pixis", "ngpixis", and "qixis". Although
> there are minor differences among the boards that have one kind of FPGA, most
> of the functionality is the same, so it makes sense to create common
> compatibility strings.
>
> We also need to update the P1022DS platform file, because the compatible
> string for its PIXIS node has changed. This means that older kernels are
> not compatible with newer device trees. This is not a real problem, however,
> since that particular function doesn't work anyway. When the DIU is active,
> the PIXIS is in "indirect mode", and so cannot be accessed as a memory-mapped
> device.
>
> Signed-off-by: Timur Tabi <timur at freescale.com>
> ---
>
> v3: added "ngpixis" to list
>
> v2: removed references to the CPLD
>
> This patch only adds "ngpixis" nodes, because that's the easiest. The
> P3060QDS device tree already has a qixis node. Support for older boards
> with the old "pixis" will be added later.
applied
- k
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