[PATCH 1/5] dt-bindings: fpga: xilinx-slave-serial: valid for the 7 Series too

From: Luca Ceresoli
Date: Thu Jun 11 2020 - 17:12:13 EST


The Xilinx 7-series uses the same protocol, mention that.

Signed-off-by: Luca Ceresoli <luca@xxxxxxxxxxxxxxxx>
---
.../devicetree/bindings/fpga/xilinx-slave-serial.txt | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/Documentation/devicetree/bindings/fpga/xilinx-slave-serial.txt b/Documentation/devicetree/bindings/fpga/xilinx-slave-serial.txt
index cfa4ed42b62f..9f103f3872e8 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"
--
2.27.0