[PATCH] arm: dts: imx93: Add LCDIF & LDB nodes

[PATCH] arm: dts: imx93: Add LCDIF & LDB nodes

[Michael Grzeschik]

LCDIF port 1 is directly attached to the LVDS Display Bridge (LDB).
Both need the same clock source (VIDEO_PLL1).

Signed-off-by: Michael Grzeschik <m.grzeschik@pengutronix.de>
---
 arch/arm/dts/imx93.dtsi | 64 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)

diff --git a/arch/arm/dts/imx93.dtsi b/arch/arm/dts/imx93.dtsi
index e1328de672438ffc8a3b785a3fb76168ced8dbdb..72059a39e4aefa21b18641b17a91c7a46ee05b4a 100644
--- a/arch/arm/dts/imx93.dtsi
+++ b/arch/arm/dts/imx93.dtsi
@@ -45,5 +45,69 @@ ddrc: memory-controller@4e300000 {
 			compatible = "fsl,imx93-ddrc";
 			reg = <0x4e300000 0x400000>;
 		};
+
+		system-controller@4ac10000 {
+			#address-cells = <1>;
+			#size-cells = <1>;
+			assigned-clocks = <&clk IMX93_CLK_MEDIA_AXI>,
+					  <&clk IMX93_CLK_MEDIA_APB>,
+					  <&clk IMX93_CLK_VIDEO_PLL>,
+					  <&clk IMX93_CLK_MEDIA_DISP_PIX>;
+			assigned-clock-parents = <&clk IMX93_CLK_SYS_PLL_PFD1>,
+						 <&clk IMX93_CLK_SYS_PLL_PFD1_DIV2>,
+						 <&clk IMX93_CLK_24M>,
+						 <&clk IMX93_CLK_VIDEO_PLL>;
+			assigned-clock-rates = <400000000>, <133333333>;
+
+			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>;
+						};
+					};
+				};
+			};
+		};
+
+		lcdif: display-controller@4ae30000 {
+			compatible = "fsl,imx93-lcdif";
+			reg = <0x4ae30000 0x23c>;
+			interrupts = <GIC_SPI 176 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&clk IMX93_CLK_MEDIA_DISP_PIX>,
+				 <&clk IMX93_CLK_LCDIF_GATE>,
+				 <&clk IMX93_CLK_MEDIA_AXI>;
+			clock-names = "pix", "axi", "disp_axi";
+			assigned-clocks = <&clk IMX93_CLK_VIDEO_PLL>,
+					  <&clk IMX93_CLK_MEDIA_DISP_PIX>;
+			assigned-clock-parents = <&clk IMX93_CLK_24M>,
+						 <&clk IMX93_CLK_VIDEO_PLL>;
+			power-domains = <&media_blk_ctrl IMX93_MEDIABLK_PD_LCDIF>;
+			status = "disabled";
+
+			port {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				lcdif_to_ldb: endpoint@1 {
+					reg = <1>;
+					remote-endpoint = <&ldb_from_lcdif>;
+				};
+			};
+		};
 	};
 };

---
base-commit: 01508643e4a4bf685cb3e4b1d81e1501c99d7847
change-id: 20251127-imx93-dt-8e07073d320e

Best regards,
-- 
Michael Grzeschik <m.grzeschik@pengutronix.de>

Re: [PATCH] arm: dts: imx93: Add LCDIF & LDB nodes

[Sascha Hauer]

On Thu, 27 Nov 2025 15:19:28 +0100, Michael Grzeschik wrote:
> LCDIF port 1 is directly attached to the LVDS Display Bridge (LDB).
> Both need the same clock source (VIDEO_PLL1).
> 
> 

Applied, thanks!

[1/1] arm: dts: imx93: Add LCDIF & LDB nodes
      https://git.pengutronix.de/cgit/barebox/commit/?id=9146e578eaff (link may not be stable)

Best regards,
-- 
Sascha Hauer <s.hauer@pengutronix.de>