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/samsung,lms380kf01.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Samsung LMS380KF01 display panel
8
9 description: The LMS380KF01 is a 480x800 DPI display panel from Samsung Mobile
10 Displays (SMD) utilizing the WideChips WS2401 display controller. It can be
11 used with internal or external backlight control.
12
13 maintainers:
14 - Linus Walleij <linus.walleij@linaro.org>
15
16 allOf:
17 - $ref: panel-common.yaml#
18 - $ref: /schemas/spi/spi-peripheral-props.yaml#
19
20 properties:
21 compatible:
22 const: samsung,lms380kf01
23
24 reg:
25 maxItems: 1
26
27 interrupts:
28 description: provides an optional ESD (electrostatic discharge)
29 interrupt that signals abnormalities in the display hardware.
30 This can also be raised for other reasons like erroneous
31 configuration.
32 maxItems: 1
33
34 reset-gpios: true
35
36 vci-supply:
37 description: regulator that supplies the VCI analog voltage
38 usually around 3.0 V
39
40 vccio-supply:
41 description: regulator that supplies the VCCIO voltage usually
42 around 1.8 V
43
44 backlight: true
45
46 spi-cpha: true
47
48 spi-cpol: true
49
50 spi-max-frequency:
51 maximum: 1200000
52
53 port: true
54
55 required:
56 - compatible
57 - reg
58 - spi-cpha
59 - spi-cpol
60 - port
61
62 unevaluatedProperties: false
63
64 examples:
65 - |
66 #include <dt-bindings/gpio/gpio.h>
67 #include <dt-bindings/interrupt-controller/irq.h>
68
69 spi {
70 compatible = "spi-gpio";
71 sck-gpios = <&gpio 0 GPIO_ACTIVE_HIGH>;
72 miso-gpios = <&gpio 1 GPIO_ACTIVE_HIGH>;
73 mosi-gpios = <&gpio 2 GPIO_ACTIVE_HIGH>;
74 cs-gpios = <&gpio 3 GPIO_ACTIVE_HIGH>;
75 num-chipselects = <1>;
76 #address-cells = <1>;
77 #size-cells = <0>;
78
79 panel@0 {
80 compatible = "samsung,lms380kf01";
81 spi-max-frequency = <1200000>;
82 spi-cpha;
83 spi-cpol;
84 reg = <0>;
85 vci-supply = <&lcd_3v0_reg>;
86 vccio-supply = <&lcd_1v8_reg>;
87 reset-gpios = <&gpio 4 GPIO_ACTIVE_LOW>;
88 interrupt-parent = <&gpio>;
89 interrupts = <5 IRQ_TYPE_EDGE_RISING>;
90
91 port {
92 panel_in: endpoint {
93 remote-endpoint = <&display_out>;
94 };
95 };
96 };
97 };
98
99 ...
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