1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/spi/xlnx,zynq-qspi.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Xilinx Zynq QSPI controller
8
9 description:
10 The Xilinx Zynq QSPI controller is used to access multi-bit serial flash
11 memory devices.
12
13 allOf:
14 - $ref: spi-controller.yaml#
15
16 maintainers:
17 - Michal Simek <michal.simek@amd.com>
18
19 # Everything else is described in the common file
20 properties:
21 compatible:
22 const: xlnx,zynq-qspi-1.0
23
24 reg:
25 maxItems: 1
26
27 interrupts:
28 maxItems: 1
29
30 clocks:
31 items:
32 - description: reference clock
33 - description: peripheral clock
34
35 clock-names:
36 items:
37 - const: ref_clk
38 - const: pclk
39
40 required:
41 - compatible
42 - reg
43 - interrupts
44 - clocks
45 - clock-names
46
47 unevaluatedProperties: false
48
49 examples:
50 - |
51 spi@e000d000 {
52 compatible = "xlnx,zynq-qspi-1.0";
53 reg = <0xe000d000 0x1000>;
54 interrupt-parent = <&intc>;
55 interrupts = <0 19 4>;
56 clock-names = "ref_clk", "pclk";
57 clocks = <&clkc 10>, <&clkc 43>;
58 num-cs = <1>;
59 };
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