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 3/3] arm64: dts: imx93-11x11-evk: Add DY1212W-4856 LVDS panel
Date: Wed, 13 May 2026 18:02:16 +0800 [thread overview]
Message-ID: <20260513-imx93-ldb-v1-3-d11c5c3cc197@nxp.com> (raw)
In-Reply-To: <20260513-imx93-ldb-v1-0-d11c5c3cc197@nxp.com>
DY1212W-4856 [1] is a 12.1" (WXGA) TFT LCD panel with LVDS interface.
The panel's 40-pin connector allows it to be directly connected to
i.MX93 11x11 EVK board.
Link: https://www.nxp.com/design/design-center/development-boards-and-designs/dy1212w-4856-tft-lcd-panel-with-lvds-interface:DY1212W-4856 [1]
Signed-off-by: Liu Ying <victor.liu@nxp.com>
---
arch/arm64/boot/dts/freescale/Makefile | 4 ++
.../freescale/imx93-11x11-evk-dy1212w-4856.dtso | 81 ++++++++++++++++++++++
2 files changed, 85 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
index d1bb303962db..42f655986987 100644
--- a/arch/arm64/boot/dts/freescale/Makefile
+++ b/arch/arm64/boot/dts/freescale/Makefile
@@ -467,6 +467,10 @@ dtb-$(CONFIG_ARCH_MXC) += imx93-9x9-qsb-i3c.dtb
dtb-$(CONFIG_ARCH_MXC) += imx93-9x9-qsb-ontat-kd50g21-40nt-a1.dtb
dtb-$(CONFIG_ARCH_MXC) += imx93-11x11-evk.dtb
+
+imx93-11x11-evk-dy1212w-4856-dtbs += imx93-11x11-evk.dtb imx93-11x11-evk-dy1212w-4856.dtbo
+dtb-$(CONFIG_ARCH_MXC) += imx93-11x11-evk-dy1212w-4856.dtb
+
dtb-$(CONFIG_ARCH_MXC) += imx93-11x11-frdm.dtb
imx93-11x11-frdm-pixpaper-dtbs += imx93-11x11-frdm.dtb imx93-11x11-frdm-pixpaper.dtbo
diff --git a/arch/arm64/boot/dts/freescale/imx93-11x11-evk-dy1212w-4856.dtso b/arch/arm64/boot/dts/freescale/imx93-11x11-evk-dy1212w-4856.dtso
new file mode 100644
index 000000000000..35f7c5699e3a
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx93-11x11-evk-dy1212w-4856.dtso
@@ -0,0 +1,81 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright 2026 NXP
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/clock/imx93-clock.h>
+
+&{/} {
+ panel-lvds {
+ compatible = "boe,ev121wxm-n10-1850";
+ backlight = <&backlight_lvds>;
+ power-supply = <&buck4>;
+
+ panel-timing {
+ /*
+ * Set clock frequency to 71142858Hz to accommodate
+ * IMX93_CLK_VIDEO_PLL rate at 498000000Hz in a rate
+ * table.
+ */
+ clock-frequency = <71142858>;
+ hactive = <1280>;
+ vactive = <800>;
+ hfront-porch = <48>;
+ hback-porch = <80>;
+ hsync-len = <32>;
+ vfront-porch = <3>;
+ vback-porch = <14>;
+ vsync-len = <6>;
+ };
+
+ port {
+ panel_lvds_in: endpoint {
+ remote-endpoint = <&ldb_lvds_ch0>;
+ };
+ };
+ };
+};
+
+&backlight_lvds {
+ status = "okay";
+};
+
+&lcdif {
+ status = "okay";
+};
+
+&lvds_bridge {
+ status = "okay";
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@1 {
+ reg = <1>;
+
+ ldb_lvds_ch0: endpoint {
+ remote-endpoint = <&panel_lvds_in>;
+ };
+ };
+ };
+};
+
+&media_blk_ctrl {
+ assigned-clocks = <&clk IMX93_CLK_MEDIA_AXI>,
+ <&clk IMX93_CLK_MEDIA_APB>,
+ <&clk IMX93_CLK_MEDIA_DISP_PIX>,
+ <&clk IMX93_CLK_VIDEO_PLL>;
+ assigned-clock-parents = <&clk IMX93_CLK_SYS_PLL_PFD1>,
+ <&clk IMX93_CLK_SYS_PLL_PFD1_DIV2>,
+ <&clk IMX93_CLK_VIDEO_PLL>;
+ /*
+ * Set IMX93_CLK_MEDIA_DISP_PIX rate to 71142858Hz to accommodate
+ * IMX93_CLK_VIDEO_PLL rate at 498000000Hz in a rate table.
+ */
+ assigned-clock-rates = <400000000>, <133333333>, <71142858>, <498000000>;
+ status = "okay";
+};
--
2.43.0
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 ` [PATCH 2/3] arm64: dts: imx93: Add LVDS Display Bridge support Liu Ying
2026-05-13 10:02 ` Liu Ying [this message]
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