From ed947dc51c45ba641191ab4e84914922a0edd85d Mon Sep 17 00:00:00 2001 From: Oleksandr Suvorov Date: Wed, 24 Mar 2021 18:46:52 +0200 Subject: overlays: colibri-imx8x: add LVDS transceiver Add the overlay to support LCD-LVDS transceiver on Iris v2.0A. Related-to: ELB-3876 Signed-off-by: Oleksandr Suvorov --- overlays/Makefile | 1 + .../colibri-imx8x_parallel-rgb-lvds_overlay.dts | 65 ++++++++++++++++++++++ 2 files changed, 66 insertions(+) create mode 100644 overlays/colibri-imx8x_parallel-rgb-lvds_overlay.dts diff --git a/overlays/Makefile b/overlays/Makefile index b88f016..6395c90 100644 --- a/overlays/Makefile +++ b/overlays/Makefile @@ -62,6 +62,7 @@ dtb-y += colibri-imx8x_atmel-mxt-connector_overlay.dtbo dtb-y += colibri-imx8x_dsihdmi_overlay.dtbo dtb-y += colibri-imx8x-eval_spidev_overlay.dtbo dtb-y += colibri-imx8x_parallel-rgb_overlay.dtbo +dtb-y += colibri-imx8x_parallel-rgb-lvds_overlay.dtbo dtb-y += display-dpi-lt170410_overlay.dtbo dtb-y += display-edt5.7_overlay.dtbo dtb-y += display-edt7_overlay.dtbo diff --git a/overlays/colibri-imx8x_parallel-rgb-lvds_overlay.dts b/overlays/colibri-imx8x_parallel-rgb-lvds_overlay.dts new file mode 100644 index 0000000..80d0034 --- /dev/null +++ b/overlays/colibri-imx8x_parallel-rgb-lvds_overlay.dts @@ -0,0 +1,65 @@ +// SPDX-License-Identifier: GPL-2.0-or-later OR MIT +/* + * Copyright 2021 Toradex + */ + +// Enable the parallel RGB interface Colibri iMX8X and LVDS tranceiver on Iris v2.0 + +#include + +/dts-v1/; +/plugin/; +/ { + compatible = "toradex,colibri-imx8x"; +}; + +&adma_pwm { + status = "okay"; +}; + +&adma_pwm_lpcg { + status = "okay"; +}; + +&backlight { + status = "okay"; +}; + +&display_lcdif { + status = "okay"; +}; + +/* Need to be disabled due to overlapped pins SODIMM_55, SODIMM_63 */ +&flexcan2 { + status = "disabled"; +}; + +&lsio_gpio1 { + /* + * This switches the LVDS transceiver to the single-channel + * output mode. + */ + LVDS_MODE { + gpio-hog; + gpios = <18 GPIO_ACTIVE_HIGH>; + output-high; + line-name = "LVDS_MODE"; + }; +}; + +&lsio_gpio3 { + /* This turns the LVDS transceiver on */ + LVDS_PWRDWN { + gpio-hog; + gpios = <18 GPIO_ACTIVE_HIGH>; + output-high; + line-name = "LVDS_PWRDWN"; + }; +}; + +&panel_dpi { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_lvds_converter>; + status = "okay"; +}; + -- cgit v1.2.3