1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/i2c/i2c-imx-lpi2c.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Freescale Low Power Inter IC (LPI2C) for i.MX
8
9 maintainers:
10 - Shawn Guo <shawnguo@kernel.org>
11 - Sascha Hauer <s.hauer@pengutronix.de>
12 - Fabio Estevam <festevam@gmail.com>
13
14 allOf:
15 - $ref: /schemas/i2c/i2c-controller.yaml#
16
17 properties:
18 compatible:
19 oneOf:
20 - enum:
21 - fsl,imx7ulp-lpi2c
22 - items:
23 - enum:
24 - fsl,imx8qxp-lpi2c
25 - fsl,imx8dxl-lpi2c
26 - fsl,imx8qm-lpi2c
27 - fsl,imx8ulp-lpi2c
28 - fsl,imx93-lpi2c
29 - fsl,imx95-lpi2c
30 - const: fsl,imx7ulp-lpi2c
31
32 reg:
33 maxItems: 1
34
35 interrupts:
36 maxItems: 1
37
38 assigned-clock-parents: true
39 assigned-clock-rates: true
40 assigned-clocks: true
41 clock-frequency: true
42
43 clock-names:
44 items:
45 - const: per
46 - const: ipg
47
48 clocks:
49 maxItems: 2
50
51 dmas:
52 items:
53 - description: DMA controller phandle and request line for TX
54 - description: DMA controller phandle and request line for RX
55
56 dma-names:
57 items:
58 - const: tx
59 - const: rx
60
61 power-domains:
62 maxItems: 1
63
64 required:
65 - compatible
66 - reg
67 - interrupts
68 - clocks
69
70 unevaluatedProperties: false
71
72 examples:
73 - |
74 #include <dt-bindings/clock/imx7ulp-clock.h>
75 #include <dt-bindings/interrupt-controller/arm-gic.h>
76
77 i2c@40a50000 {
78 compatible = "fsl,imx7ulp-lpi2c";
79 reg = <0x40A50000 0x10000>;
80 interrupt-parent = <&intc>;
81 interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>;
82 clocks = <&clks IMX7ULP_CLK_LPI2C7>,
83 <&clks IMX7ULP_CLK_NIC1_BUS_DIV>;
84 };
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.