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// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
/*
* Copyright 2020-2022 Toradex
*/
/*
* Apalis iMX8 driving the Capacitive Touch Display 10.1" LVDS connected to
* the Apalis Evaluation board Mezzanine.
*/
#include <dt-bindings/gpio/gpio.h>
/dts-v1/;
/plugin/;
/ {
compatible = "toradex,apalis-imx8", "toradex,apalis-imx8-v1.1";
};
&ldb1 {
status = "okay";
lvds-channel@0 {
#address-cells = <1>;
#size-cells = <0>;
fsl,data-mapping = "spwg";
fsl,data-width = <24>;
status = "okay";
port@1 {
reg = <1>;
lvds2_out: endpoint {
remote-endpoint = <&panel2_lvds_in>;
};
};
};
};
&ldb1_phy {
status = "okay";
};
&{/} {
panel2_lvds: panel2-lvds {
compatible = "panel-lvds";
data-mapping = "vesa-24";
height-mm = <136>;
width-mm = <217>;
status = "okay";
panel-timing {
clock-frequency = <68900000 71100000 73400000>;
de-active = <1>;
hactive = <1280 1280 1280>;
hback-porch = <23 60 71>;
hfront-porch = <23 60 71>;
hsync-len = <15 40 47>;
pixelclk-active = <1>; /* positive edge */
vactive = <800 800 800>;
vback-porch = <5 7 10>;
vfront-porch = <5 7 10>;
vsync-len = <6 9 12>;
};
port {
panel2_lvds_in: endpoint {
remote-endpoint = <&lvds2_out>;
};
};
};
};
/* Enable 10" LVDS backlight LVDS_0_BKL1_ON */
&lsio_gpio1 {
LVDS_0_BKL1_ON {
gpio-hog;
gpios = <22 GPIO_ACTIVE_HIGH>;
line-name = "LVDS_0_BKL1_ON";
output-high;
};
};
/*
* Put LVDS_0_PWM_BKL1 (GPIO8) low. GPIO8 is shared with gpio-fan.
* JP20 should be set to 1-2 (automatic) instead of GPIO8 (2-3).
*/
&lsio_gpio3 {
PWM_BKL1 {
gpio-hog;
gpios = <28 GPIO_ACTIVE_HIGH>;
line-name = "LVDS_0_PWM_BKL1";
output-low;
};
};
&gpio_fan {
status = "disabled";
};
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