tjh.dev
Linux kernel mirror (for testing)
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1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/display/fsl,lcdif.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Freescale/NXP i.MX LCD Interface (LCDIF)
8
9maintainers:
10 - Marek Vasut <marex@denx.de>
11 - Stefan Agner <stefan@agner.ch>
12
13description: |
14 (e)LCDIF display controller found in the Freescale/NXP i.MX SoCs.
15
16properties:
17 compatible:
18 oneOf:
19 - enum:
20 - fsl,imx23-lcdif
21 - fsl,imx28-lcdif
22 - fsl,imx6sx-lcdif
23 - fsl,imx8mp-lcdif
24 - items:
25 - enum:
26 - fsl,imx6sl-lcdif
27 - fsl,imx6sll-lcdif
28 - fsl,imx6ul-lcdif
29 - fsl,imx7d-lcdif
30 - fsl,imx8mm-lcdif
31 - fsl,imx8mn-lcdif
32 - fsl,imx8mq-lcdif
33 - const: fsl,imx6sx-lcdif
34
35 reg:
36 maxItems: 1
37
38 clocks:
39 items:
40 - description: Pixel clock
41 - description: Bus clock
42 - description: Display AXI clock
43 minItems: 1
44
45 clock-names:
46 items:
47 - const: pix
48 - const: axi
49 - const: disp_axi
50 minItems: 1
51
52 interrupts:
53 maxItems: 1
54
55 power-domains:
56 maxItems: 1
57
58 port:
59 $ref: /schemas/graph.yaml#/properties/port
60 description: The LCDIF output port
61
62required:
63 - compatible
64 - reg
65 - clocks
66 - interrupts
67 - port
68
69additionalProperties: false
70
71allOf:
72 - if:
73 properties:
74 compatible:
75 contains:
76 const: fsl,imx6sx-lcdif
77 then:
78 properties:
79 clocks:
80 minItems: 2
81 maxItems: 3
82 clock-names:
83 minItems: 2
84 maxItems: 3
85 required:
86 - clock-names
87 - if:
88 properties:
89 compatible:
90 contains:
91 const: fsl,imx8mp-lcdif
92 then:
93 properties:
94 clocks:
95 minItems: 3
96 maxItems: 3
97 clock-names:
98 minItems: 3
99 maxItems: 3
100 required:
101 - clock-names
102 - if:
103 not:
104 properties:
105 compatible:
106 contains:
107 enum:
108 - fsl,imx6sx-lcdif
109 - fsl,imx8mp-lcdif
110 then:
111 properties:
112 clocks:
113 maxItems: 1
114 clock-names:
115 maxItems: 1
116 - if:
117 properties:
118 compatible:
119 contains:
120 enum:
121 - fsl,imx6sl-lcdif
122 - fsl,imx6sx-lcdif
123 - fsl,imx8mm-lcdif
124 - fsl,imx8mn-lcdif
125 - fsl,imx8mp-lcdif
126 then:
127 required:
128 - power-domains
129
130examples:
131 - |
132 #include <dt-bindings/clock/imx6sx-clock.h>
133 #include <dt-bindings/interrupt-controller/arm-gic.h>
134
135 display-controller@2220000 {
136 compatible = "fsl,imx6sx-lcdif";
137 reg = <0x02220000 0x4000>;
138 interrupts = <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>;
139 clocks = <&clks IMX6SX_CLK_LCDIF1_PIX>,
140 <&clks IMX6SX_CLK_LCDIF_APB>,
141 <&clks IMX6SX_CLK_DISPLAY_AXI>;
142 clock-names = "pix", "axi", "disp_axi";
143 power-domains = <&pd_disp>;
144
145 port {
146 endpoint {
147 remote-endpoint = <&panel_in>;
148 };
149 };
150 };
151
152...