1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/display/panel/novatek,nt36672a.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Novatek NT36672A based DSI display Panels
8
9 maintainers:
10 - Sumit Semwal <sumit.semwal@linaro.org>
11
12 description: |
13 The nt36672a IC from Novatek is a generic DSI Panel IC used to drive dsi
14 panels.
15 Right now, support is added only for a Tianma FHD+ LCD display panel with a
16 resolution of 1080x2246. It is a video mode DSI panel.
17
18 allOf:
19 - $ref: panel-common.yaml#
20
21 properties:
22 compatible:
23 items:
24 - enum:
25 - tianma,fhd-video
26 - const: novatek,nt36672a
27 description: This indicates the panel manufacturer of the panel that is
28 in turn using the NT36672A panel driver. This compatible string
29 determines how the NT36672A panel driver is configured for the indicated
30 panel. The novatek,nt36672a compatible shall always be provided as a fallback.
31
32 reg:
33 maxItems: 1
34
35 reset-gpios:
36 maxItems: 1
37 description: phandle of gpio for reset line - This should be 8mA, gpio
38 can be configured using mux, pinctrl, pinctrl-names (active high)
39
40 vddio-supply:
41 description: phandle of the regulator that provides the supply voltage
42 Power IC supply
43
44 vddpos-supply:
45 description: phandle of the positive boost supply regulator
46
47 vddneg-supply:
48 description: phandle of the negative boost supply regulator
49
50 port: true
51 backlight: true
52
53 required:
54 - compatible
55 - reg
56 - vddio-supply
57 - vddpos-supply
58 - vddneg-supply
59 - reset-gpios
60 - port
61
62 unevaluatedProperties: false
63
64 examples:
65 - |+
66 #include <dt-bindings/gpio/gpio.h>
67
68 dsi0 {
69 #address-cells = <1>;
70 #size-cells = <0>;
71
72 panel@0 {
73 compatible = "tianma,fhd-video", "novatek,nt36672a";
74 reg = <0>;
75 vddio-supply = <&vreg_l14a_1p88>;
76 vddpos-supply = <&lab>;
77 vddneg-supply = <&ibb>;
78
79 backlight = <&pmi8998_wled>;
80 reset-gpios = <&tlmm 6 GPIO_ACTIVE_HIGH>;
81
82 port {
83 tianma_nt36672a_in_0: endpoint {
84 remote-endpoint = <&dsi0_out>;
85 };
86 };
87 };
88 };
89
90 ...
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