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- // SPDX-License-Identifier: GPL-2.0
- /*
- * Common file for omap dpi panels with QVGA and reset pins
- *
- * Note that the board specifc DTS file needs to specify
- * at minimum the GPIO enable-gpios for display, and
- * gpios for gpio-backlight.
- */
- / {
- aliases {
- display0 = &lcd0;
- };
- backlight0: backlight {
- compatible = "gpio-backlight";
- default-on;
- };
- /* 3.3V GPIO controlled regulator for LCD_ENVDD */
- lcd_3v3: regulator-lcd-3v3 {
- compatible = "regulator-fixed";
- regulator-name = "lcd_3v3";
- regulator-min-microvolt = <3300000>;
- regulator-max-microvolt = <3300000>;
- startup-delay-us = <70000>;
- };
- lcd0: display {
- compatible = "sharp,ls037v7dw01";
- label = "lcd";
- power-supply = <&lcd_3v3>;
- envdd-supply = <&lcd_3v3>;
- port {
- lcd_in: endpoint {
- remote-endpoint = <&dpi_out>;
- };
- };
- };
- };
- /* Needed to power the DPI pins */
- &vpll2 {
- regulator-always-on;
- };
- &dss {
- status = "okay";
- port {
- dpi_out: endpoint {
- remote-endpoint = <&lcd_in>;
- data-lines = <18>;
- };
- };
- };
- &mcspi1 {
- tsc2046@0 {
- reg = <0>; /* CS0 */
- compatible = "ti,tsc2046";
- spi-max-frequency = <1000000>;
- vcc-supply = <&lcd_3v3>;
- ti,x-min = /bits/ 16 <0>;
- ti,x-max = /bits/ 16 <8000>;
- ti,y-min = /bits/ 16 <0>;
- ti,y-max = /bits/ 16 <4800>;
- ti,x-plate-ohms = /bits/ 16 <40>;
- ti,pressure-max = /bits/ 16 <255>;
- ti,swap-xy;
- wakeup-source;
- };
- };
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