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https://github.com/AsahiLinux/u-boot
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d9be183b4c
This commit adds OMAP3 EVM devicetree files from Linux v4.15-rc3. Note that this is the first addition of OMAP34XX devicetree files. Signed-off-by: Derald D. Woods <woods.technical@gmail.com>
73 lines
1.4 KiB
Text
73 lines
1.4 KiB
Text
// SPDX-License-Identifier: GPL-2.0
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/*
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* Common file for omap dpi panels with QVGA and reset pins
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*
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* Note that the board specifc DTS file needs to specify
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* at minimum the GPIO enable-gpios for display, and
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* gpios for gpio-backlight.
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*/
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/ {
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aliases {
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display0 = &lcd0;
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};
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backlight0: backlight {
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compatible = "gpio-backlight";
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default-on;
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};
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/* 3.3V GPIO controlled regulator for LCD_ENVDD */
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lcd_3v3: regulator-lcd-3v3 {
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compatible = "regulator-fixed";
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regulator-name = "lcd_3v3";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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startup-delay-us = <70000>;
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};
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lcd0: display {
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compatible = "sharp,ls037v7dw01";
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label = "lcd";
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power-supply = <&lcd_3v3>;
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envdd-supply = <&lcd_3v3>;
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port {
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lcd_in: endpoint {
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remote-endpoint = <&dpi_out>;
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};
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};
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};
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};
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/* Needed to power the DPI pins */
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&vpll2 {
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regulator-always-on;
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};
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&dss {
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status = "ok";
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port {
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dpi_out: endpoint {
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remote-endpoint = <&lcd_in>;
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data-lines = <18>;
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};
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};
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};
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&mcspi1 {
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tsc2046@0 {
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reg = <0>; /* CS0 */
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compatible = "ti,tsc2046";
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spi-max-frequency = <1000000>;
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vcc-supply = <&lcd_3v3>;
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ti,x-min = /bits/ 16 <0>;
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ti,x-max = /bits/ 16 <8000>;
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ti,y-min = /bits/ 16 <0>;
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ti,y-max = /bits/ 16 <4800>;
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ti,x-plate-ohms = /bits/ 16 <40>;
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ti,pressure-max = /bits/ 16 <255>;
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ti,swap-xy;
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wakeup-source;
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};
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};
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