From: Liu Ying <victor.liu@nxp.com>
To: Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>, Frank Li <Frank.Li@nxp.com>,
Sascha Hauer <s.hauer@pengutronix.de>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Fabio Estevam <festevam@gmail.com>, Peng Fan <peng.fan@nxp.com>
Cc: devicetree@vger.kernel.org, imx@lists.linux.dev,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, Liu Ying <victor.liu@nxp.com>
Subject: [PATCH 2/3] arm64: dts: imx93: Add LVDS Display Bridge support
Date: Wed, 13 May 2026 18:02:15 +0800 [thread overview]
Message-ID: <20260513-imx93-ldb-v1-2-d11c5c3cc197@nxp.com> (raw)
In-Reply-To: <20260513-imx93-ldb-v1-0-d11c5c3cc197@nxp.com>
Add LVDS Display Bridge(LDB) child node to mediamix blk-ctrl node
so that video could be output through a LVDS interface.
Signed-off-by: Liu Ying <victor.liu@nxp.com>
---
arch/arm64/boot/dts/freescale/imx93.dtsi | 37 ++++++++++++++++++++++++++++++++
1 file changed, 37 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx93.dtsi b/arch/arm64/boot/dts/freescale/imx93.dtsi
index b9abe143cb56..79fb4a15b733 100644
--- a/arch/arm64/boot/dts/freescale/imx93.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx93.dtsi
@@ -178,6 +178,7 @@ &lcdif {
port {
lcdif_to_ldb: endpoint@1 {
reg = <1>;
+ remote-endpoint = <&ldb_from_lcdif>;
};
lcdif_to_dsi: endpoint@2 {
@@ -186,6 +187,42 @@ lcdif_to_dsi: endpoint@2 {
};
};
+&media_blk_ctrl {
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ lvds_bridge: bridge@20 {
+ compatible = "fsl,imx93-ldb";
+ reg = <0x20 0x4>, <0x24 0x4>;
+ reg-names = "ldb", "lvds";
+ clocks = <&clk IMX93_CLK_LVDS_GATE>;
+ clock-names = "ldb";
+ assigned-clocks = <&clk IMX93_CLK_MEDIA_LDB>;
+ assigned-clock-parents = <&clk IMX93_CLK_VIDEO_PLL>;
+ status = "disabled";
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+
+ ldb_from_lcdif: endpoint {
+ remote-endpoint = <&lcdif_to_ldb>;
+ };
+ };
+
+ port@1 {
+ reg = <1>;
+
+ ldb_lvds_ch0: endpoint {
+ };
+ };
+ };
+ };
+};
+
&src {
mlmix: power-domain@44461800 {
compatible = "fsl,imx93-src-slice";
--
2.43.0
next prev parent reply other threads:[~2026-05-13 10:01 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-13 10:02 [PATCH 0/3] arm64: dts: imx93-11x11-evk: Add DY1212W-4856 LVDS panel Liu Ying
2026-05-13 10:02 ` [PATCH 1/3] dt-bindings: soc: imx: fsl,imx93-media-blk-ctrl: Allow LVDS Display Bridge child node Liu Ying
2026-05-13 10:29 ` Marco Felsch
2026-05-13 10:02 ` Liu Ying [this message]
2026-05-13 10:02 ` [PATCH 3/3] arm64: dts: imx93-11x11-evk: Add DY1212W-4856 LVDS panel Liu Ying
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