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author | Stephen Neuendorffer <stephen.neuendorffer@xilinx.com> | 2008-02-06 04:24:10 +1100 |
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committer | Grant Likely <grant.likely@secretlab.ca> | 2008-02-06 10:23:52 -0700 |
commit | ef66a9d222718f080018d07f691faa1f01789e7d (patch) | |
tree | 9aa8cd2cc1aac087a4d6f9f0cf5b01d695e6e8da | |
parent | ef141a0bb0dc6172bb8fe5408cf8adbd5f76ff45 (diff) |
[POWERPC] Xilinx: hwicap: update booting-without-of.txt
The ICAP device in Xilinx FPGAs differs slightly between different
FPGAs. The driver needs an additional attribute in the device tree to
distinguish this.
Signed-off-by: Stephen Neuendorffer <stephen.neuendorffer@xilinx.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
-rw-r--r-- | Documentation/powerpc/booting-without-of.txt | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/Documentation/powerpc/booting-without-of.txt b/Documentation/powerpc/booting-without-of.txt index b5e46efeba84..2efea2d497f8 100644 --- a/Documentation/powerpc/booting-without-of.txt +++ b/Documentation/powerpc/booting-without-of.txt @@ -2577,6 +2577,20 @@ platforms are moved over to use the flattened-device-tree model. Requred properties: - current-speed : Baud rate of uartlite + v) Xilinx hwicap + + Xilinx hwicap devices provide access to the configuration logic + of the FPGA through the Internal Configuration Access Port + (ICAP). The ICAP enables partial reconfiguration of the FPGA, + readback of the configuration information, and some control over + 'warm boots' of the FPGA fabric. + + Required properties: + - xlnx,family : The family of the FPGA, necessary since the + capabilities of the underlying ICAP hardware + differ between different families. May be + 'virtex2p', 'virtex4', or 'virtex5'. + p) Freescale Synchronous Serial Interface The SSI is a serial device that communicates with audio codecs. It can |