From 3eb759a2fbeb96b7adb5521fa202e54b36ebc132 Mon Sep 17 00:00:00 2001
From: Nicola Sparnacci <nicola.sparnacci@seco.com>
Date: Tue, 19 Mar 2024 15:20:14 +0100
Subject: [PATCH] [C57][OVERLAY][C57-43] Add 1280x800 LVDS panel
Tested with FN101PGRGUL034C 1280*800 with cable LVDS CV-1412/240.
The panel is AUO G101EAN02.
---
arch/arm64/boot/dts/seco/overlays/Makefile | 1 +
...seco-imx8qxp-c57-lvds-1280x800-overlay.dts | 125 ++++++++++++++++++
2 files changed, 126 insertions(+)
create mode 100644 arch/arm64/boot/dts/seco/overlays/seco-imx8qxp-c57-lvds-1280x800-overlay.dts
diff --git a/arch/arm64/boot/dts/seco/overlays/Makefile b/arch/arm64/boot/dts/seco/overlays/Makefile
index 8906bfdab41bfb..eeea12dae7640d 100644
--- a/arch/arm64/boot/dts/seco/overlays/Makefile
+++ b/arch/arm64/boot/dts/seco/overlays/Makefile
@@ -53,6 +53,7 @@ dtbo-$(CONFIG_ARCH_MXC) += \
seco-imx8mn-c72-lvds-dual-156.dtbo \
seco-imx8qxp-c57-lvds-800x480.dtbo \
seco-imx8qxp-c57-lvds-1024x600.dtbo \
+ seco-imx8qxp-c57-lvds-1280x800.dtbo \
seco-imx8qxp-c57-sn65dsi86-edp.dtbo
# seco-imx8qm-c26-dp.dtbo\
diff --git a/arch/arm64/boot/dts/seco/overlays/seco-imx8qxp-c57-lvds-1280x800-overlay.dts b/arch/arm64/boot/dts/seco/overlays/seco-imx8qxp-c57-lvds-1280x800-overlay.dts
new file mode 100644
index 00000000000000..c2e6ea74f58f37
--- /dev/null
+++ b/arch/arm64/boot/dts/seco/overlays/seco-imx8qxp-c57-lvds-1280x800-overlay.dts
@@ -0,0 +1,125 @@
+/*
+ * Copyright 2017-2018 NXP
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <dt-bindings/display/media-bus-format.h>
+#include <dt-bindings/gpio/gpio.h>
+
+/dts-v1/;
+/plugin/;
+
+/ {
+ compatible = "fsl,imx8qxp-mek","seco,imx8qxp-c57","fsl,imx8qxp";
+
+/* __________________________________________________________________________
+ * | |
+ * | LVDS 1280x800 (SINGLE CHANNEL) |
+ * |__________________________________________________________________________|
+ */
+
+ fragment@0 {
+ target-path = "/";
+ __overlay__ {
+ regulators {
+ mux_sel: mux_sel {
+ compatible = "regulator-fixed";
+ regulator-name = "MUX_SEL";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio3 22 GPIO_ACTIVE_HIGH>;
+ regulator-always-on;
+ };
+ };
+ };
+ };
+
+ fragment@1 {
+ target-path = "/";
+ __overlay__ {
+ lvds_panel {
+ compatible = "panel-lvds";
+ status = "okay";
+ data-mapping = "vesa-24";
+ width-mm = <217>;
+ height-mm = <136>;
+
+ panel-timing {
+ clock-frequency = <66100000>;
+ hactive = <1280>;
+ vactive = <800>;
+ hback-porch = <35>;
+ hfront-porch = <35>;
+ vback-porch = <4>;
+ vfront-porch = <4>;
+ hsync-len = <10>;
+ vsync-len = <2>;
+ de-active = <0>;
+ pixelclk-active = <0>;
+ };
+
+ port@0 {
+ panel_lvds_in: endpoint {
+ remote-endpoint = <&lvds_out>;
+ };
+ };
+ };
+ };
+ };
+
+ fragment@2 {
+ target = <&ldb1_phy>;
+ __overlay__ {
+ status = "okay";
+ };
+ };
+
+ fragment@3 {
+ target = <&ldb1>;
+ __overlay__ {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+
+ lvds-channel@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+
+ /delete-node/ port@1;
+
+ port@1 {
+ reg = <1>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ lvds_out: endpoint {
+ remote-endpoint = <&panel_lvds_in>;
+ };
+ };
+ };
+ };
+ };
+
+ fragment@4 {
+ target = <&ldb2_phy>;
+ __overlay__ {
+ status = "disabled";
+ };
+ };
+
+ fragment@5 {
+ target = <&ldb2>;
+ __overlay__ {
+ status = "disabled";
+ };
+ };
+};
\ No newline at end of file
--
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