1 files changed, 67 insertions, 0 deletions
diff --git a/overlays/colibri-imx6ull_parallel-rgb-lvds_overlay.dtsi b/overlays/colibri-imx6ull_parallel-rgb-lvds_overlay.dtsi
new file mode 100644
index 0000000..6e4c462
--- /dev/null
+++ b/overlays/colibri-imx6ull_parallel-rgb-lvds_overlay.dtsi
@@ -0,0 +1,67 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright 2020-2022 Toradex
+ */
+
+// Enable the parallel RGB interface on the Colibri iMX6ULL and the
+// LVDS transceiver on the Iris v2.0A.
+
+&backlight {
+	status = "okay";
+};
+
+&can1 {
+	// Disabled due to the SODIMM 55 and 63 pins overlapping
+	status = "disabled";
+};
+
+&gpio1 {
+	// This turns the LVDS transceiver on
+	lvds-pwron {
+		gpio-hog;
+		gpios = <14 GPIO_ACTIVE_HIGH>; /* SODIMM 99 */
+		line-name = "LVDS_PWRON";
+		output-high;
+	};
+};
+
+&gpio2 {
+	// This switches the LVDS transceiver to the single-channel output mode
+	lvds-ch-mode {
+		gpio-hog;
+		gpios = <0 GPIO_ACTIVE_HIGH>; /* SODIMM 55 */
+		line-name = "LVDS_CH_MODE";
+		output-high;
+	};
+
+	// This switches the LVDS transceiver to the 24-bit RGB mode
+	lvds-rgb-mode {
+		gpio-hog;
+		gpios = <1 GPIO_ACTIVE_HIGH>; /* SODIMM 63 */
+		line-name = "LVDS_RGB_MODE";
+		output-low;
+	};
+};
+
+&gpio5 {
+	// This switches the LVDS transceiver to VESA color mapping mode
+	lvds-color-map {
+		gpio-hog;
+		gpios = <3 GPIO_ACTIVE_HIGH>; /* SODIMM 95 */
+		line-name = "LVDS_COLOR_MAP";
+		output-low;
+	};
+};
+
+&lcdif {
+	status = "okay";
+};
+
+&panel_dpi {
+	data-mapping = "bgr666";
+	status = "okay";
+};
+
+&pwm4 {
+	status = "okay";
+};