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/linux/Documentation/devicetree/bindings/display/
H A Datmel,lcdc-display.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/display/atmel,lcdc-display.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Nicolas Ferre <nicolas.ferre@microchip.com>
11 - Dharma Balasubiramani <dharma.b@microchip.com>
14 The LCD Controller (LCDC) consists of logic for transferring LCD image data
15 from an external display buffer to a TFT LCD panel. The LCDC has one display
17 interface and a look-up table to allow palletized display configurations. The
18 LCDC is programmable on a per layer basis, and supports different LCD
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H A Dilitek,ili9486.yaml1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Kamlesh Gurudasani <kamlesh.gurudasani@gmail.com>
17 - $ref: panel/panel-common.yaml#
22 - enum:
23 # Waveshare 3.5" 320x480 Color TFT LCD
24 - waveshare,rpi-lcd-35
25 # Ozzmaker 3.5" 320x480 Color TFT LCD
26 - ozzmaker,piscreen
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H A Dsitronix,st7735r.yaml1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - David Lechner <david@lechnology.com>
17 - $ref: panel/panel-common.yaml#
18 - $ref: /schemas/spi/spi-peripheral-props.yaml#
23 - description:
24 Adafruit 1.8" 160x128 Color TFT LCD (Product ID 358 or 618)
26 - enum:
27 - jianda,jd-t18003-t01
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/linux/Documentation/devicetree/bindings/leds/backlight/
H A Drichtek,rt4831-backlight.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/leds/backlight/richtek,rt4831-backlight.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Richtek RT4831 Backlight
10 - ChiYuan Huang <cy_huang@richtek.com>
13 RT4831 is a mutifunctional device that can provide power to the LCD display
14 and LCD backlight.
16 For the LCD backlight, it can provide four channel WLED driving capability.
20 https://www.richtek.com/assets/product_file/RT4831A/DS4831A-05.pdf
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H A Dkinetic,ktz8866.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/leds/backlight/kinetic,ktz8866.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Kinetic Technologies KTZ8866 backlight
10 - Jianhua Lu <lujianhua000@gmail.com>
13 The Kinetic Technologies KTZ8866 is a high efficiency 6-channels-current-sinks
14 led backlight with dual lcd bias power.
15 https://www.kinet-ic.com/ktz8866/
18 - $ref: common.yaml#
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/linux/Documentation/devicetree/bindings/display/panel/
H A Dolimex,lcd-olinuxino.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/display/panel/olimex,lcd-olinuxino.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Olimex Ltd. LCD-OLinuXino bridge panel.
10 - Stefan Mavrodiev <stefan@olimex.com>
13 This device can be used as bridge between a host controller and LCD panels.
15 - LCD-OLinuXino-4.3TS
16 - LCD-OLinuXino-5
17 - LCD-OLinuXino-7
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H A Drocktech,jh057n00900.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Rocktech JH057N00900 5.5" 720x1440 TFT LCD panel
10 - Ondrej Jirman <megi@xff.cz>
11 - Guido Gŭnther <agx@sigxcpu.org>
14 Rocktech JH057N00900 is a 720x1440 TFT LCD panel
15 connected using a MIPI-DSI video interface.
18 - $ref: panel-common.yaml#
23 # Anberic RG353V-V2 5.0" 640x480 TFT LCD panel
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H A Dboe,tv101wum-nl6.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/display/panel/boe,tv101wum-nl6.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: BOE TV101WUM-NL6 DSI Display Panel
10 - Thierry Reding <thierry.reding@gmail.com>
11 - Sam Ravnborg <sam@ravnborg.org>
14 - $ref: panel-common.yaml#
19 # BOE TV101WUM-NL6 10.1" WUXGA TFT LCD panel
20 - boe,tv101wum-nl6
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H A Dpanel-edp-legacy.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/display/panel/panel-edp-legacy.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Legacy eDP panels from before the "edp-panel" compatible
10 - Douglas Anderson <dianders@chromium.org>
14 "edp-panel" compatible was introduced. It is kept around to support old
16 the generic "edp-panel" is if it needed to be used on an eDP controller
17 that doesn't support the generic "edp-panel" compatible, but it should be
18 a strong preference to add the generic "edp-panel" compatible instead.
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H A Dpanel-simple-dsi.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/display/panel/panel-simple-dsi.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Simple DSI panels with a single power-supply
10 - Thierry Reding <thierry.reding@gmail.com>
11 - Sam Ravnborg <sam@ravnborg.org>
15 requires only a single power-supply.
16 There are optionally a backlight and an enable GPIO.
29 # AU Optronics Corporation 8.0" WUXGA TFT LCD panel
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H A Dfeiyang,fy07024di26a30d.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Feiyang FY07024DI26A30-D 7" MIPI-DSI LCD Panel
10 - Jagan Teki <jagan@amarulasolutions.com>
13 - $ref: panel-common.yaml#
23 avdd-supply:
26 dvdd-supply:
30 reset-gpios: true
32 backlight: true
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H A Dboe,th101mb31ig002-28a.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/display/panel/boe,th101mb31ig002-28a.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: BOE TH101MB31IG002-28A WXGA DSI Display Panel
10 - Manuel Traut <manut@mecka.net>
15 # BOE TH101MB31IG002-28A 10.1" WXGA TFT LCD panel
16 - boe,th101mb31ig002-28a
17 # The Starry-er88577 is a 10.1" WXGA TFT-LCD panel
18 - starry,er88577
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H A Dmantix,mlaf057we51-x.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/display/panel/mantix,mlaf057we51-x.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Mantix MLAF057WE51-X 5.7" 720x1440 TFT LCD panel
10 - Guido Günther <agx@sigxcpu.org>
13 Mantix MLAF057WE51 X is a 720x1440 TFT LCD panel connected using
14 a MIPI-DSI video interface.
17 - $ref: panel-common.yaml#
22 - mantix,mlaf057we51-x
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/linux/arch/arm/boot/dts/ti/omap/
H A Dmotorola-mapphone-xt8xx.dtsi1 // SPDX-License-Identifier: GPL-2.0-only
2 /dts-v1/;
4 #include "motorola-mapphone-handset.dtsi"
7 backlight: backlight { label
8 compatible = "led-backlight";
11 brightness-levels = <31 63 95 127 159 191 223 255>;
12 default-brightness-level = <6>;
15 /* LCD regulator from sw5 source */
16 lcd_regulator: regulator-lcd {
17 compatible = "regulator-fixed";
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H A Dam57xx-idk-lcd-osd101t2045.dtso1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (C) 2019-2022 Texas Instruments Incorporated - https://www.ti.com/
6 /dts-v1/;
15 lcd_bl: backlight {
16 compatible = "pwm-backlight";
18 brightness-levels = <0 51 53 56 62 75 101 152 255>;
19 default-brightness-level = <8>;
26 #address-cells = <1>;
27 #size-cells = <0>;
29 lcd: display {
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H A Dam57xx-idk-lcd-osd101t2587.dtso1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (C) 2019-2022 Texas Instruments Incorporated - https://www.ti.com/
6 /dts-v1/;
9 #include <dt-bindings/gpio/gpio.h>
10 #include <dt-bindings/interrupt-controller/irq.h>
18 lcd_bl: backlight {
19 compatible = "pwm-backlight";
21 brightness-levels = <0 51 53 56 62 75 101 152 255>;
22 default-brightness-level = <8>;
29 #address-cells = <1>;
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/linux/drivers/video/backlight/
H A Dcorgi_lcd.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * LCD/Backlight Driver for Sharp Zaurus Handhelds (various models)
5 * Copyright (c) 2004-2006 Richard Purdie
7 * Based on Sharp's 2.4 Backlight Driver
10 * Converted to SPI device based LCD/Backlight device driver
14 #include <linux/backlight.h>
20 #include <linux/lcd.h>
43 #define POWER1_GVSS_ON 0x02 /* GVSS(-8V) Power Supply ON */
44 #define POWER1_VDD_ON 0x04 /* VDD(8V),SVSS(-4V) Power Supply ON */
47 #define POWER1_GVSS_OFF 0x00 /* GVSS(-8V) Power Supply OFF */
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/linux/Documentation/devicetree/bindings/auxdisplay/
H A Dhit,hd44780.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Hitachi HD44780 Character LCD Controller
10 - Geert Uytterhoeven <geert@linux-m68k.org>
13 The Hitachi HD44780 Character LCD Controller is commonly used on character
15 interface, which can be used in either 4-bit or 8-bit mode. By using a
24 data-gpios:
26 GPIO pins connected to the data signal lines DB0-DB7 (8-bit mode) or
27 DB4-DB7 (4-bit mode) of the LCD Controller's bus interface.
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/linux/arch/arm64/boot/dts/qcom/
H A Dx1e78100-lenovo-thinkpad-t14s.dts1 // SPDX-License-Identifier: BSD-3-Clause
6 #include "x1e78100-lenovo-thinkpad-t14s.dtsi"
9 model = "Lenovo ThinkPad T14s Gen 6 (LCD)";
10 compatible = "lenovo,thinkpad-t14s-lcd", "lenovo,thinkpad-t14s",
13 backlight: backlight { label
14 compatible = "pwm-backlight";
16 enable-gpios = <&pmc8380_3_gpios 4 GPIO_ACTIVE_HIGH>;
17 power-supply = <&vreg_edp_bl>;
19 pinctrl-0 = <&edp_bl_en>, <&edp_bl_pwm>;
20 pinctrl-names = "default";
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/linux/Documentation/devicetree/bindings/leds/
H A Dleds-lm36274.txt1 * Texas Instruments LM36274 4-Channel LCD Backlight Driver w/Integrated Bias
3 The LM36274 is an integrated four-channel WLED driver and LCD bias supply.
4 The backlight boost provides the power to bias four parallel LED strings with
5 up to 29V total output voltage. The 11-bit LED current is programmable via
9 Documentation/devicetree/bindings/mfd/ti-lmu.txt
12 Documentation/devicetree/bindings/regulator/lm363x-regulator.txt
14 Required backlight properties:
15 - compatible:
16 "ti,lm36274-backlight"
17 - reg : 0
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/linux/drivers/platform/x86/intel/
H A Doaktrail.c1 // SPDX-License-Identifier: GPL-2.0+
5 * Copyright (C) 2010-2011 Intel Corporation
13 * 1. registers itself in the Linux backlight control in
14 * /sys/class/backlight/intel_oaktrail/
28 #include <linux/backlight.h>
64 * This is the address in EC space and commands used to control LCD backlight:
66 * Two steps needed to change the LCD backlight:
67 * 1. write the backlight percentage into OT_EC_BL_BRIGHTNESS_ADDRESS;
70 * To read the LCD back light, just read out the value from
73 * LCD backlight brightness range: 0 - 100 (OT_EC_BL_BRIGHTNESS_MAX)
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/linux/arch/arm/boot/dts/nxp/mxs/
H A Dimx23-evk.dts1 // SPDX-License-Identifier: GPL-2.0+
5 /dts-v1/;
10 compatible = "fsl,imx23-evk", "fsl,imx23";
17 reg_vddio_sd0: regulator-vddio-sd0 {
18 compatible = "regulator-fixed";
19 regulator-name = "vddio-sd0";
20 regulator-min-microvolt = <3300000>;
21 regulator-max-microvolt = <3300000>;
25 reg_lcd_3v3: regulator-lcd-3v3 {
26 compatible = "regulator-fixed";
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/linux/arch/arm64/boot/dts/ti/
H A Dk3-am654-base-board-rocktech-rk101-panel.dtso1 // SPDX-License-Identifier: GPL-2.0-only OR MIT
3 * OLDI-LCD1EVM Rocktech integrated panel and touch DT overlay for AM654-EVM.
4 * Panel Link: https://www.digimax.it/en/tft-lcd/20881-RK101II01D-CT
5 * AM654 LCD EVM: https://www.ti.com/tool/TMDSLCD1EVM
7 * Copyright (C) 2023-2024 Texas Instruments Incorporated - https://www.ti.com/
10 /dts-v1/;
13 #include <dt-bindings/pwm/pwm.h>
14 #include <dt-bindings/gpio/gpio.h>
15 #include <dt-bindings/interrupt-controller/irq.h>
18 vcc_5v0: lcd-regulator {
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/linux/Documentation/devicetree/bindings/pwm/
H A Datmel,hlcdc-pwm.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/pwm/atmel,hlcdc-pwm.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Nicolas Ferre <nicolas.ferre@microchip.com>
11 - Alexandre Belloni <alexandre.belloni@bootlin.com>
12 - Claudiu Beznea <claudiu.beznea@tuxon.dev>
16 generates the LCD contrast control signal (LCD_PWM) that controls the
17 display's contrast by software. LCDC_PWM is an 8-bit PWM signal that can be
18 converted to an analog voltage with a simple passive filter. LCD display
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/linux/arch/arm/boot/dts/nvidia/
H A Dtegra20-colibri-iris.dts1 // SPDX-License-Identifier: GPL-2.0
2 /dts-v1/;
4 #include <dt-bindings/input/input.h>
5 #include "tegra20-colibri.dtsi"
9 compatible = "toradex,colibri_t20-iris", "toradex,colibri_t20",
22 stdout-path = "serial0:115200n8";
35 hdmi-supply = <&reg_5v0>;
41 bl-on {
49 hotplug-detect {
57 lcd {
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