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Diffstat (limited to 'Documentation/devicetree/bindings/spi/spi-zynq-qspi.txt')
-rw-r--r-- | Documentation/devicetree/bindings/spi/spi-zynq-qspi.txt | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/spi/spi-zynq-qspi.txt b/Documentation/devicetree/bindings/spi/spi-zynq-qspi.txt new file mode 100644 index 000000000..16b734ad3 --- /dev/null +++ b/Documentation/devicetree/bindings/spi/spi-zynq-qspi.txt @@ -0,0 +1,25 @@ +Xilinx Zynq QSPI controller Device Tree Bindings +------------------------------------------------------------------- + +Required properties: +- compatible : Should be "xlnx,zynq-qspi-1.0". +- reg : Physical base address and size of QSPI registers map. +- interrupts : Property with a value describing the interrupt + number. +- clock-names : List of input clock names - "ref_clk", "pclk" + (See clock bindings for details). +- clocks : Clock phandles (see clock bindings for details). + +Optional properties: +- num-cs : Number of chip selects used. + +Example: + qspi: spi@e000d000 { + compatible = "xlnx,zynq-qspi-1.0"; + reg = <0xe000d000 0x1000>; + interrupt-parent = <&intc>; + interrupts = <0 19 4>; + clock-names = "ref_clk", "pclk"; + clocks = <&clkc 10>, <&clkc 43>; + num-cs = <1>; + }; |