kernel/Documentation/devicetree/bindings/spi/spi-xilinx.txt
.. .. @@ -8,7 +8,8 @@ 8 8 number. 9 9 10 10 Optional properties: 11 -- xlnx,num-ss-bits : Number of chip selects used.11 +- xlnx,num-ss-bits : Number of chip selects used.12 +- xlnx,num-transfer-bits : Number of bits per transfer. This will be 8 if not specified12 13 13 14 Example: 14 15 axi_quad_spi@41e00000 { .. .. @@ -17,5 +18,6 @@ 17 18 interrupts = <0 31 1>; 18 19 reg = <0x41e00000 0x10000>; 19 20 xlnx,num-ss-bits = <0x1>; 21 + xlnx,num-transfer-bits = <32>;20 22 }; 21 23