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 enum:
19 - enum: !! 19 - nxp,imx8dxl-fspi
20 - nxp,imx8dxl-fspi !! 20 - nxp,imx8mm-fspi
21 - nxp,imx8mm-fspi !! 21 - nxp,imx8mp-fspi
22 - nxp,imx8mp-fspi !! 22 - nxp,imx8qxp-fspi
23 - nxp,imx8qxp-fspi !! 23 - nxp,lx2160a-fspi
24 - nxp,imx8ulp-fspi <<
25 - nxp,lx2160a-fspi <<
26 - items: <<
27 - enum: <<
28 - nxp,imx93-fspi <<
29 - nxp,imx95-fspi <<
30 - const: nxp,imx8mm-fspi <<
31 24
32 reg: 25 reg:
33 items: 26 items:
34 - description: registers address space 27 - description: registers address space
35 - description: memory mapped address spa 28 - description: memory mapped address space
36 29
37 reg-names: 30 reg-names:
38 items: 31 items:
39 - const: fspi_base 32 - const: fspi_base
40 - const: fspi_mmap 33 - const: fspi_mmap
41 34
42 interrupts: 35 interrupts:
43 maxItems: 1 36 maxItems: 1
44 37
45 clocks: 38 clocks:
46 items: 39 items:
47 - description: SPI bus clock 40 - description: SPI bus clock
48 - description: SPI serial clock 41 - description: SPI serial clock
49 42
50 clock-names: 43 clock-names:
51 items: 44 items:
52 - const: fspi_en 45 - const: fspi_en
53 - const: fspi 46 - const: fspi
54 <<
55 power-domains: <<
56 maxItems: 1 <<
57 47
58 required: 48 required:
59 - compatible 49 - compatible
60 - reg 50 - reg
61 - reg-names 51 - reg-names
62 - interrupts 52 - interrupts
63 - clocks 53 - clocks
64 - clock-names 54 - clock-names
65 55
66 unevaluatedProperties: false 56 unevaluatedProperties: false
67 57
68 examples: 58 examples:
69 - | 59 - |
70 #include <dt-bindings/interrupt-controller 60 #include <dt-bindings/interrupt-controller/arm-gic.h>
71 #include <dt-bindings/clock/fsl,qoriq-cloc 61 #include <dt-bindings/clock/fsl,qoriq-clockgen.h>
72 62
73 soc { 63 soc {
74 #address-cells = <2>; 64 #address-cells = <2>;
75 #size-cells = <2>; 65 #size-cells = <2>;
76 66
77 spi@20c0000 { 67 spi@20c0000 {
78 compatible = "nxp,lx2160a-fspi"; 68 compatible = "nxp,lx2160a-fspi";
79 reg = <0x0 0x20c0000 0x0 0x100000> 69 reg = <0x0 0x20c0000 0x0 0x100000>,
80 <0x0 0x20000000 0x0 0x100000 70 <0x0 0x20000000 0x0 0x10000000>;
81 reg-names = "fspi_base", "fspi_mma 71 reg-names = "fspi_base", "fspi_mmap";
82 interrupts = <GIC_SPI 25 IRQ_TYPE_ 72 interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>;
83 clocks = <&clockgen QORIQ_CLK_PLAT 73 clocks = <&clockgen QORIQ_CLK_PLATFORM_PLL QORIQ_CLK_PLL_DIV(4)>,
84 <&clockgen QORIQ_CLK_PLAT 74 <&clockgen QORIQ_CLK_PLATFORM_PLL QORIQ_CLK_PLL_DIV(4)>;
85 clock-names = "fspi_en", "fspi"; 75 clock-names = "fspi_en", "fspi";
86 #address-cells = <1>; 76 #address-cells = <1>;
87 #size-cells = <0>; 77 #size-cells = <0>;
88 78
89 flash@0 { 79 flash@0 {
90 compatible = "jedec,spi-nor"; 80 compatible = "jedec,spi-nor";
91 spi-max-frequency = <50000000> 81 spi-max-frequency = <50000000>;
92 reg = <0>; 82 reg = <0>;
93 spi-rx-bus-width = <8>; 83 spi-rx-bus-width = <8>;
94 spi-tx-bus-width = <8>; 84 spi-tx-bus-width = <8>;
95 }; 85 };
96 }; 86 };
97 }; 87 };
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.