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From: Alexander Stein <alexander.stein@ew.tq-group.com>
To: Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Shawn Guo <shawnguo@kernel.org>,
	Sascha Hauer <s.hauer@pengutronix.de>,
	Pengutronix Kernel Team <kernel@pengutronix.de>,
	Fabio Estevam <festevam@gmail.com>,
	Abel Vesa <abelvesa@kernel.org>, Peng Fan <peng.fan@nxp.com>,
	Michael Turquette <mturquette@baylibre.com>,
	Stephen Boyd <sboyd@kernel.org>,
	Ulf Hansson <ulf.hansson@linaro.org>
Cc: Alexander Stein <alexander.stein@ew.tq-group.com>,
	devicetree@vger.kernel.org, imx@lists.linux.dev,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, linux@ew.tq-group.com,
	linux-clk@vger.kernel.org, linux-pm@vger.kernel.org
Subject: [PATCH v2 4/6] arm64: dts: imx93: Add LCDIF & LDB nodes
Date: Mon, 24 Feb 2025 15:28:25 +0100	[thread overview]
Message-ID: <20250224142831.485159-5-alexander.stein@ew.tq-group.com> (raw)
In-Reply-To: <20250224142831.485159-1-alexander.stein@ew.tq-group.com>

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

Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
---
 arch/arm64/boot/dts/freescale/imx93.dtsi | 77 ++++++++++++++++++++++++
 1 file changed, 77 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx93.dtsi b/arch/arm64/boot/dts/freescale/imx93.dtsi
index 56766fdb0b1e5..2628e1e628ec2 100644
--- a/arch/arm64/boot/dts/freescale/imx93.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx93.dtsi
@@ -1273,6 +1273,9 @@ s4muap: mailbox@47520000 {
 		media_blk_ctrl: system-controller@4ac10000 {
 			compatible = "fsl,imx93-media-blk-ctrl", "syscon";
 			reg = <0x4ac10000 0x10000>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges;
 			power-domains = <&mediamix>;
 			clocks = <&clk IMX93_CLK_MEDIA_APB>,
 				 <&clk IMX93_CLK_MEDIA_AXI>,
@@ -1286,8 +1289,82 @@ media_blk_ctrl: system-controller@4ac10000 {
 				 <&clk IMX93_CLK_MIPI_DSI_GATE>;
 			clock-names = "apb", "axi", "nic", "disp", "cam",
 				      "pxp", "lcdif", "isi", "csi", "dsi";
+			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_PFD0>,
+						 <&clk IMX93_CLK_SYS_PLL_PFD1_DIV2>,
+						 <&clk IMX93_CLK_24M>,
+						 <&clk IMX93_CLK_VIDEO_PLL>;
+			assigned-clock-rates = <333333333>, <133333333>, <0>, <200000000>;
 			#power-domain-cells = <1>;
 			status = "disabled";
+
+			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: endpoint {
+						};
+					};
+				};
+			};
+		};
+
+		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_dsi: endpoint@0 {
+					reg = <0>;
+				};
+
+				lcdif_to_ldb: endpoint@1 {
+					reg = <1>;
+					remote-endpoint = <&ldb_from_lcdif>;
+				};
+
+				lcdif_to_dpi: endpoint@2 {
+					reg = <2>;
+				};
+			};
 		};
 
 		usbotg1: usb@4c100000 {
-- 
2.43.0


  parent reply	other threads:[~2025-02-24 14:29 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-02-24 14:28 [PATCH v2 0/6] TQMa93xx on MBa93xxLA/CA LVDS support Alexander Stein
2025-02-24 14:28 ` [PATCH v2 1/6] clk: imx: clk-fracn-gppll: Add 477.4MHz config for video pll Alexander Stein
2025-02-25 10:57   ` Peng Fan (OSS)
2025-02-24 14:28 ` [PATCH v2 2/6] dt-bindings: soc: imx93-media-blk-ctrl: Add LDB subnode into schema and example Alexander Stein
2025-02-25 14:52   ` Rob Herring
2025-02-25 15:08     ` Alexander Stein
2025-02-24 14:28 ` [PATCH v2 3/6] soc: imx: imx93-blk-ctrl: Scan subnodes and bind drivers to them Alexander Stein
2025-02-25 11:00   ` Peng Fan
2025-02-24 14:28 ` Alexander Stein [this message]
2025-02-25 14:58   ` [PATCH v2 4/6] arm64: dts: imx93: Add LCDIF & LDB nodes Rob Herring
2025-02-24 14:28 ` [PATCH v2 5/6] arm64: dts: tqma9352-mba93xxla: Add LVDS overlay Alexander Stein
2025-02-24 14:28 ` [PATCH v2 6/6] arm64: dts: tqma9352-mba93xxca: " Alexander Stein

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