From e74c92e79c5872009f0ea7044508cefb4abc2f5c Mon Sep 17 00:00:00 2001 From: Max Krummenacher Date: Wed, 31 Aug 2022 10:23:05 +0200 Subject: arm64: dts: imx8mp-verdin: add native lvds functionality The LVDS signals generated from the LDB can be accessed on the Verdin Development Board mezzanine connector. Add a panel and ldb node in the device tree and allow for enabling it in a overlay. Upstream-status: Pending [mainline does not support LDB yet] Signed-off-by: Max Krummenacher --- arch/arm64/boot/dts/freescale/imx8mp-verdin.dtsi | 31 ++++++++++++++++++++++++ 1 file changed, 31 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8mp-verdin.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-verdin.dtsi index bfdf2b649a08..969899414096 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp-verdin.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp-verdin.dtsi @@ -74,6 +74,19 @@ status = "disabled"; }; + panel_lvds_mez: panel-lvds-mez { + compatible = "panel-lvds"; + backlight = <&backlight_mezzanine>; + data-mapping = "vesa-24"; + status = "disabled"; + + port { + panel_lvds_in: endpoint { + remote-endpoint = <&lvds_out>; + }; + }; + }; + sound_hdmi: sound-hdmi { compatible = "fsl,imx-audio-hdmi"; model = "audio-hdmi"; @@ -793,6 +806,24 @@ }; }; +&ldb { + status = "disabled"; + + lvds_channel0: lvds-channel@0 { + fsl,data-mapping = "spwg"; + fsl,data-width = <24>; + status = "okay"; + + port@1 { + reg = <1>; + + lvds_out: endpoint { + remote-endpoint = <&panel_lvds_in>; + }; + }; + }; +}; + /* TODO: Verdin PCIE_1 */ /* Verdin PWM_1 */ -- cgit v1.2.3