xref: /freebsd/sys/contrib/device-tree/Bindings/display/panel/samsung,lms380kf01.yaml (revision 1719886f6d08408b834d270c59ffcfd821c8f63a) 
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
7title: Samsung LMS380KF01 display panel
8
9description: 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
13maintainers:
14  - Linus Walleij <linus.walleij@linaro.org>
15
16allOf:
17  - $ref: panel-common.yaml#
18  - $ref: /schemas/spi/spi-peripheral-props.yaml#
19
20properties:
21  compatible:
22    const: samsung,lms380kf01
23
24  reg: true
25
26  interrupts:
27    description: provides an optional ESD (electrostatic discharge)
28      interrupt that signals abnormalities in the display hardware.
29      This can also be raised for other reasons like erroneous
30      configuration.
31    maxItems: 1
32
33  reset-gpios: true
34
35  vci-supply:
36    description: regulator that supplies the VCI analog voltage
37      usually around 3.0 V
38
39  vccio-supply:
40    description: regulator that supplies the VCCIO voltage usually
41      around 1.8 V
42
43  backlight: true
44
45  spi-cpha: true
46
47  spi-cpol: true
48
49  spi-max-frequency:
50    maximum: 1200000
51
52  port: true
53
54required:
55  - compatible
56  - reg
57  - spi-cpha
58  - spi-cpol
59  - port
60
61unevaluatedProperties: false
62
63examples:
64  - |
65    #include <dt-bindings/gpio/gpio.h>
66    #include <dt-bindings/interrupt-controller/irq.h>
67
68    spi {
69        compatible = "spi-gpio";
70        sck-gpios = <&gpio 0 GPIO_ACTIVE_HIGH>;
71        miso-gpios = <&gpio 1 GPIO_ACTIVE_HIGH>;
72        mosi-gpios = <&gpio 2 GPIO_ACTIVE_HIGH>;
73        cs-gpios = <&gpio 3 GPIO_ACTIVE_HIGH>;
74        num-chipselects = <1>;
75        #address-cells = <1>;
76        #size-cells = <0>;
77
78        panel@0 {
79            compatible = "samsung,lms380kf01";
80            spi-max-frequency = <1200000>;
81            spi-cpha;
82            spi-cpol;
83            reg = <0>;
84            vci-supply = <&lcd_3v0_reg>;
85            vccio-supply = <&lcd_1v8_reg>;
86            reset-gpios = <&gpio 4 GPIO_ACTIVE_LOW>;
87            interrupt-parent = <&gpio>;
88            interrupts = <5 IRQ_TYPE_EDGE_RISING>;
89
90            port {
91                panel_in: endpoint {
92                    remote-endpoint = <&display_out>;
93                };
94            };
95        };
96    };
97
98...
99