1 # SPDX-License-Identifier: (GPL-2.0-only OR BS 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/spi/spi-nxp 4 $id: http://devicetree.org/schemas/spi/spi-nxp-fspi.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: NXP Flex Serial Peripheral Interface (F 7 title: NXP Flex Serial Peripheral Interface (FSPI)
8 8
9 maintainers: 9 maintainers:
10 - Han Xu <han.xu@nxp.com> 10 - Han Xu <han.xu@nxp.com>
11 - Kuldeep Singh <singh.kuldeep87k@gmail.com> 11 - Kuldeep Singh <singh.kuldeep87k@gmail.com>
12 12
13 allOf: 13 allOf:
14 - $ref: spi-controller.yaml# 14 - $ref: spi-controller.yaml#
15 15
16 properties: 16 properties:
17 compatible: 17 compatible:
18 oneOf: 18 oneOf:
19 - enum: 19 - enum:
20 - nxp,imx8dxl-fspi 20 - nxp,imx8dxl-fspi
21 - nxp,imx8mm-fspi 21 - nxp,imx8mm-fspi
22 - nxp,imx8mp-fspi 22 - nxp,imx8mp-fspi
23 - nxp,imx8qxp-fspi 23 - nxp,imx8qxp-fspi
24 - nxp,imx8ulp-fspi <<
25 - nxp,lx2160a-fspi 24 - nxp,lx2160a-fspi
26 - items: 25 - items:
27 - enum: 26 - enum:
28 - nxp,imx93-fspi 27 - nxp,imx93-fspi
29 - nxp,imx95-fspi 28 - nxp,imx95-fspi
30 - const: nxp,imx8mm-fspi 29 - const: nxp,imx8mm-fspi
31 30
32 reg: 31 reg:
33 items: 32 items:
34 - description: registers address space 33 - description: registers address space
35 - description: memory mapped address spa 34 - description: memory mapped address space
36 35
37 reg-names: 36 reg-names:
38 items: 37 items:
39 - const: fspi_base 38 - const: fspi_base
40 - const: fspi_mmap 39 - const: fspi_mmap
41 40
42 interrupts: 41 interrupts:
43 maxItems: 1 42 maxItems: 1
44 43
45 clocks: 44 clocks:
46 items: 45 items:
47 - description: SPI bus clock 46 - description: SPI bus clock
48 - description: SPI serial clock 47 - description: SPI serial clock
49 48
50 clock-names: 49 clock-names:
51 items: 50 items:
52 - const: fspi_en 51 - const: fspi_en
53 - const: fspi 52 - const: fspi
54 53
55 power-domains: 54 power-domains:
56 maxItems: 1 55 maxItems: 1
57 56
58 required: 57 required:
59 - compatible 58 - compatible
60 - reg 59 - reg
61 - reg-names 60 - reg-names
62 - interrupts 61 - interrupts
63 - clocks 62 - clocks
64 - clock-names 63 - clock-names
65 64
66 unevaluatedProperties: false 65 unevaluatedProperties: false
67 66
68 examples: 67 examples:
69 - | 68 - |
70 #include <dt-bindings/interrupt-controller 69 #include <dt-bindings/interrupt-controller/arm-gic.h>
71 #include <dt-bindings/clock/fsl,qoriq-cloc 70 #include <dt-bindings/clock/fsl,qoriq-clockgen.h>
72 71
73 soc { 72 soc {
74 #address-cells = <2>; 73 #address-cells = <2>;
75 #size-cells = <2>; 74 #size-cells = <2>;
76 75
77 spi@20c0000 { 76 spi@20c0000 {
78 compatible = "nxp,lx2160a-fspi"; 77 compatible = "nxp,lx2160a-fspi";
79 reg = <0x0 0x20c0000 0x0 0x100000> 78 reg = <0x0 0x20c0000 0x0 0x100000>,
80 <0x0 0x20000000 0x0 0x100000 79 <0x0 0x20000000 0x0 0x10000000>;
81 reg-names = "fspi_base", "fspi_mma 80 reg-names = "fspi_base", "fspi_mmap";
82 interrupts = <GIC_SPI 25 IRQ_TYPE_ 81 interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>;
83 clocks = <&clockgen QORIQ_CLK_PLAT 82 clocks = <&clockgen QORIQ_CLK_PLATFORM_PLL QORIQ_CLK_PLL_DIV(4)>,
84 <&clockgen QORIQ_CLK_PLAT 83 <&clockgen QORIQ_CLK_PLATFORM_PLL QORIQ_CLK_PLL_DIV(4)>;
85 clock-names = "fspi_en", "fspi"; 84 clock-names = "fspi_en", "fspi";
86 #address-cells = <1>; 85 #address-cells = <1>;
87 #size-cells = <0>; 86 #size-cells = <0>;
88 87
89 flash@0 { 88 flash@0 {
90 compatible = "jedec,spi-nor"; 89 compatible = "jedec,spi-nor";
91 spi-max-frequency = <50000000> 90 spi-max-frequency = <50000000>;
92 reg = <0>; 91 reg = <0>;
93 spi-rx-bus-width = <8>; 92 spi-rx-bus-width = <8>;
94 spi-tx-bus-width = <8>; 93 spi-tx-bus-width = <8>;
95 }; 94 };
96 }; 95 };
97 }; 96 };
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