1*9528a024SSumit Semwal# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2*9528a024SSumit Semwal%YAML 1.2
3*9528a024SSumit Semwal---
4*9528a024SSumit Semwal$id: http://devicetree.org/schemas/display/panel/novatek,nt36672a.yaml#
5*9528a024SSumit Semwal$schema: http://devicetree.org/meta-schemas/core.yaml#
6*9528a024SSumit Semwal
7*9528a024SSumit Semwaltitle: Novatek NT36672A based DSI display Panels
8*9528a024SSumit Semwal
9*9528a024SSumit Semwalmaintainers:
10*9528a024SSumit Semwal  - Sumit Semwal <sumit.semwal@linaro.org>
11*9528a024SSumit Semwal
12*9528a024SSumit Semwaldescription: |
13*9528a024SSumit Semwal  The nt36672a IC from Novatek is a generic DSI Panel IC used to drive dsi
14*9528a024SSumit Semwal  panels.
15*9528a024SSumit Semwal  Right now, support is added only for a Tianma FHD+ LCD display panel with a
16*9528a024SSumit Semwal  resolution of 1080x2246. It is a video mode DSI panel.
17*9528a024SSumit Semwal
18*9528a024SSumit SemwalallOf:
19*9528a024SSumit Semwal  - $ref: panel-common.yaml#
20*9528a024SSumit Semwal
21*9528a024SSumit Semwalproperties:
22*9528a024SSumit Semwal  compatible:
23*9528a024SSumit Semwal    items:
24*9528a024SSumit Semwal      - enum:
25*9528a024SSumit Semwal         - tianma,fhd-video
26*9528a024SSumit Semwal      - const: novatek,nt36672a
27*9528a024SSumit Semwal    description: This indicates the panel manufacturer of the panel that is
28*9528a024SSumit Semwal      in turn using the NT36672A panel driver. This compatible string
29*9528a024SSumit Semwal      determines how the NT36672A panel driver is configured for the indicated
30*9528a024SSumit Semwal      panel. The novatek,nt36672a compatible shall always be provided as a fallback.
31*9528a024SSumit Semwal
32*9528a024SSumit Semwal  reset-gpios:
33*9528a024SSumit Semwal    description: phandle of gpio for reset line - This should be 8mA, gpio
34*9528a024SSumit Semwal      can be configured using mux, pinctrl, pinctrl-names (active high)
35*9528a024SSumit Semwal
36*9528a024SSumit Semwal  vddio-supply:
37*9528a024SSumit Semwal    description: phandle of the regulator that provides the supply voltage
38*9528a024SSumit Semwal      Power IC supply
39*9528a024SSumit Semwal
40*9528a024SSumit Semwal  vddpos-supply:
41*9528a024SSumit Semwal    description: phandle of the positive boost supply regulator
42*9528a024SSumit Semwal
43*9528a024SSumit Semwal  vddneg-supply:
44*9528a024SSumit Semwal    description: phandle of the negative boost supply regulator
45*9528a024SSumit Semwal
46*9528a024SSumit Semwal  reg: true
47*9528a024SSumit Semwal  port: true
48*9528a024SSumit Semwal
49*9528a024SSumit Semwalrequired:
50*9528a024SSumit Semwal  - compatible
51*9528a024SSumit Semwal  - reg
52*9528a024SSumit Semwal  - vddi0-supply
53*9528a024SSumit Semwal  - vddpos-supply
54*9528a024SSumit Semwal  - vddneg-supply
55*9528a024SSumit Semwal  - reset-gpios
56*9528a024SSumit Semwal  - port
57*9528a024SSumit Semwal
58*9528a024SSumit SemwalunevaluatedProperties: false
59*9528a024SSumit Semwal
60*9528a024SSumit Semwalexamples:
61*9528a024SSumit Semwal  - |+
62*9528a024SSumit Semwal    #include <dt-bindings/gpio/gpio.h>
63*9528a024SSumit Semwal
64*9528a024SSumit Semwal    dsi0 {
65*9528a024SSumit Semwal        #address-cells = <1>;
66*9528a024SSumit Semwal        #size-cells = <0>;
67*9528a024SSumit Semwal
68*9528a024SSumit Semwal        panel@0 {
69*9528a024SSumit Semwal            compatible = "tianma,fhd-video", "novatek,nt36672a";
70*9528a024SSumit Semwal            reg = <0>;
71*9528a024SSumit Semwal            vddi0-supply = <&vreg_l14a_1p88>;
72*9528a024SSumit Semwal            vddpos-supply = <&lab>;
73*9528a024SSumit Semwal            vddneg-supply = <&ibb>;
74*9528a024SSumit Semwal
75*9528a024SSumit Semwal            reset-gpios = <&tlmm 6 GPIO_ACTIVE_HIGH>;
76*9528a024SSumit Semwal
77*9528a024SSumit Semwal            #address-cells = <1>;
78*9528a024SSumit Semwal            #size-cells = <0>;
79*9528a024SSumit Semwal            port {
80*9528a024SSumit Semwal                tianma_nt36672a_in_0: endpoint {
81*9528a024SSumit Semwal                    remote-endpoint = <&dsi0_out>;
82*9528a024SSumit Semwal                };
83*9528a024SSumit Semwal            };
84*9528a024SSumit Semwal        };
85*9528a024SSumit Semwal    };
86*9528a024SSumit Semwal
87*9528a024SSumit Semwal...
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