From: Luca Ceresoli Date: Thu, 11 Jun 2020 21:11:40 +0000 (+0200) Subject: dt-bindings: fpga: xilinx-slave-serial: valid for the 7 Series too X-Git-Tag: v5.9-rc1~144^2~68^2~15 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=9d08b9ecbb2c7e0efa124e9a67715336ec0dd174;p=thirdparty%2Fkernel%2Flinux.git dt-bindings: fpga: xilinx-slave-serial: valid for the 7 Series too The Xilinx 7-series uses the same protocol, mention that. Signed-off-by: Luca Ceresoli Acked-by: Moritz Fischer Acked-by: Rob Herring Signed-off-by: Moritz Fischer --- diff --git a/Documentation/devicetree/bindings/fpga/xilinx-slave-serial.txt b/Documentation/devicetree/bindings/fpga/xilinx-slave-serial.txt index cfa4ed42b62f9..9f103f3872e82 100644 --- a/Documentation/devicetree/bindings/fpga/xilinx-slave-serial.txt +++ b/Documentation/devicetree/bindings/fpga/xilinx-slave-serial.txt @@ -1,11 +1,14 @@ Xilinx Slave Serial SPI FPGA Manager -Xilinx Spartan-6 FPGAs support a method of loading the bitstream over -what is referred to as "slave serial" interface. +Xilinx Spartan-6 and 7 Series FPGAs support a method of loading the +bitstream over what is referred to as "slave serial" interface. The slave serial link is not technically SPI, and might require extra circuits in order to play nicely with other SPI slaves on the same bus. -See https://www.xilinx.com/support/documentation/user_guides/ug380.pdf +See: +- https://www.xilinx.com/support/documentation/user_guides/ug380.pdf +- https://www.xilinx.com/support/documentation/user_guides/ug470_7Series_Config.pdf +- https://www.xilinx.com/support/documentation/application_notes/xapp583-fpga-configuration.pdf Required properties: - compatible: should contain "xlnx,fpga-slave-serial"