1 # SPDX-License-Identifier: (GPL-2.0-only OR BS
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/serial/fsl-
5 $schema: http://devicetree.org/meta-schemas/co
6
7 title: Freescale low power universal asynchron
8
9 maintainers:
10 - Fugang Duan <fugang.duan@nxp.com>
11
12 allOf:
13 - $ref: rs485.yaml#
14 - $ref: serial.yaml#
15
16 properties:
17 compatible:
18 oneOf:
19 - enum:
20 - fsl,vf610-lpuart
21 - fsl,ls1021a-lpuart
22 - fsl,ls1028a-lpuart
23 - fsl,imx7ulp-lpuart
24 - fsl,imx8qxp-lpuart
25 - fsl,imxrt1050-lpuart
26 - items:
27 - enum:
28 - fsl,imx8ulp-lpuart
29 - const: fsl,imx7ulp-lpuart
30 - items:
31 - enum:
32 - fsl,imx93-lpuart
33 - fsl,imx95-lpuart
34 - const: fsl,imx8ulp-lpuart
35 - const: fsl,imx7ulp-lpuart
36 - items:
37 - enum:
38 - fsl,imx8qm-lpuart
39 - fsl,imx8dxl-lpuart
40 - const: fsl,imx8qxp-lpuart
41 - items:
42 - const: fsl,imxrt1050-lpuart
43 - const: fsl,imxrt1170-lpuart
44
45 reg:
46 maxItems: 1
47
48 interrupts:
49 maxItems: 1
50
51 clocks:
52 items:
53 - description: ipg clock
54 - description: baud clock
55 minItems: 1
56
57 clock-names:
58 items:
59 - const: ipg
60 - const: baud
61 minItems: 1
62
63 dmas:
64 items:
65 - description: DMA controller phandle an
66 - description: DMA controller phandle an
67
68 dma-names:
69 items:
70 - const: rx
71 - const: tx
72
73 power-domains:
74 maxItems: 1
75
76 required:
77 - compatible
78 - reg
79 - interrupts
80 - clocks
81 - clock-names
82
83 unevaluatedProperties: false
84
85 examples:
86 - |
87 #include <dt-bindings/clock/vf610-clock.h>
88
89 serial@40027000 {
90 compatible = "fsl,vf610-lpuart";
91 reg = <0x40027000 0x1000>;
92 interrupts = <0 61 0x00>;
93 clocks = <&clks VF610_CLK_UART0>;
94 clock-names = "ipg";
95 dmas = <&edma0 0 2>, <&edma0 0 3>;
96 dma-names = "rx","tx";
97 };
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