diff options
| -rw-r--r-- | arch/arm/dts/zynq-7000.dtsi | 24 | ||||
| -rw-r--r-- | doc/device-tree-bindings/spi/spi-zynq.txt | 27 |
2 files changed, 51 insertions, 0 deletions
diff --git a/arch/arm/dts/zynq-7000.dtsi b/arch/arm/dts/zynq-7000.dtsi index 2d076f194e..f66f8dcaf8 100644 --- a/arch/arm/dts/zynq-7000.dtsi +++ b/arch/arm/dts/zynq-7000.dtsi @@ -109,6 +109,30 @@ interrupts = <0 50 4>; }; + spi0: spi@e0006000 { + compatible = "xlnx,zynq-spi"; + reg = <0xe0006000 0x1000>; + status = "disabled"; + interrupt-parent = <&intc>; + interrupts = <0 26 4>; + clocks = <&clkc 25>, <&clkc 34>; + clock-names = "ref_clk", "pclk"; + #address-cells = <1>; + #size-cells = <0>; + }; + + spi1: spi@e0007000 { + compatible = "xlnx,zynq-spi"; + reg = <0xe0007000 0x1000>; + status = "disabled"; + interrupt-parent = <&intc>; + interrupts = <0 49 4>; + clocks = <&clkc 26>, <&clkc 35>; + clock-names = "ref_clk", "pclk"; + #address-cells = <1>; + #size-cells = <0>; + }; + gem0: ethernet@e000b000 { compatible = "cdns,gem"; reg = <0xe000b000 0x4000>; diff --git a/doc/device-tree-bindings/spi/spi-zynq.txt b/doc/device-tree-bindings/spi/spi-zynq.txt new file mode 100644 index 0000000000..a7c275717b --- /dev/null +++ b/doc/device-tree-bindings/spi/spi-zynq.txt @@ -0,0 +1,27 @@ +Zynq SPI controller Device Tree Bindings +---------------------------------------- + +Required properties: +- compatible : Should be "xlnx,spi-zynq". +- reg : Physical base address and size of SPI registers map. +- status : Status will be disabled in dtsi and enabled in required dts. +- interrupt-parent : Must be core interrupt controller. +- interrupts : Property with a value describing the interrupt + number. +- clocks : Clock phandles (see clock bindings for details). +- clock-names : List of input clock names - "ref_clk", "pclk" + (See clock bindings for details). + +Example: + + spi@e0006000 { + compatible = "xlnx,zynq-spi"; + reg = <0xe0006000 0x1000>; + status = "disabled"; + interrupt-parent = <&intc>; + interrupts = <0 26 4>; + clocks = <&clkc 25>, <&clkc 34>; + clock-names = "ref_clk", "pclk"; + #address-cells = <1>; + #size-cells = <0>; + } ; |