mirror of https://github.com/Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
24 lines
746 B
24 lines
746 B
3 years ago
|
Xilinx SPI controller Device Tree Bindings
|
||
|
-------------------------------------------------
|
||
|
|
||
|
Required properties:
|
||
|
- compatible : Should be "xlnx,xps-spi-2.00.a", "xlnx,xps-spi-2.00.b" or "xlnx,axi-quad-spi-1.00.a"
|
||
|
- reg : Physical base address and size of SPI registers map.
|
||
|
- interrupts : Property with a value describing the interrupt
|
||
|
number.
|
||
|
|
||
|
Optional properties:
|
||
|
- xlnx,num-ss-bits : Number of chip selects used.
|
||
|
- xlnx,num-transfer-bits : Number of bits per transfer. This will be 8 if not specified
|
||
|
|
||
|
Example:
|
||
|
axi_quad_spi@41e00000 {
|
||
|
compatible = "xlnx,xps-spi-2.00.a";
|
||
|
interrupt-parent = <&intc>;
|
||
|
interrupts = <0 31 1>;
|
||
|
reg = <0x41e00000 0x10000>;
|
||
|
xlnx,num-ss-bits = <0x1>;
|
||
|
xlnx,num-transfer-bits = <32>;
|
||
|
};
|
||
|
|