From: Laurentiu Palcu <laurentiu.palcu@oss.nxp.com>
To: imx@lists.linux.dev, 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>
Cc: dri-devel@lists.freedesktop.org,
Laurentiu Palcu <laurentiu.palcu@oss.nxp.com>,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: [PATCH 7/8] arm64: dts: imx943-evk: Add support for DCIF and LVDS
Date: Wed, 9 Jul 2025 15:23:26 +0300 [thread overview]
Message-ID: <20250709122332.2874632-8-laurentiu.palcu@oss.nxp.com> (raw)
In-Reply-To: <20250709122332.2874632-1-laurentiu.palcu@oss.nxp.com>
Add DT nodes for DCIF and LVDS in imx943.dtsi and activate them in
imx943-evk.dts.
Signed-off-by: Laurentiu Palcu <laurentiu.palcu@oss.nxp.com>
---
arch/arm64/boot/dts/freescale/imx943-evk.dts | 126 +++++++++++++++++++
arch/arm64/boot/dts/freescale/imx943.dtsi | 56 ++++++++-
2 files changed, 181 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/freescale/imx943-evk.dts b/arch/arm64/boot/dts/freescale/imx943-evk.dts
index c8c3eff9df1a2..e7de7ba406407 100644
--- a/arch/arm64/boot/dts/freescale/imx943-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx943-evk.dts
@@ -125,6 +125,132 @@ memory@80000000 {
reg = <0x0 0x80000000 0x0 0x80000000>;
device_type = "memory";
};
+
+ hdmi-connector {
+ compatible = "hdmi-connector";
+ label = "hdmi";
+ type = "a";
+
+ port {
+ hdmi_connector_in: endpoint {
+ remote-endpoint = <&it6263_out>;
+ };
+ };
+ };
+};
+
+&dcif {
+ status = "okay";
+};
+
+&ldb {
+ assigned-clocks = <&scmi_clk IMX94_CLK_LDBPLL_VCO>,
+ <&scmi_clk IMX94_CLK_LDBPLL>;
+ assigned-clock-rates = <4158000000>, <1039500000>;
+ status = "okay";
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@1 {
+ reg = <1>;
+
+ lvds_out: endpoint {
+ remote-endpoint = <&it6263_in>;
+ };
+ };
+ };
+};
+
+&lpi2c3 {
+ clock-frequency = <400000>;
+ pinctrl-0 = <&pinctrl_lpi2c3>;
+ pinctrl-names = "default";
+ status = "okay";
+
+ pca9548_i2c3: i2c-mux@77 {
+ compatible = "nxp,pca9548";
+ reg = <0x77>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ i2c@0 {
+ reg = <0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ i2c@1 {
+ reg = <1>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ i2c@2 {
+ reg = <2>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ i2c@3 {
+ reg = <3>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ lvds-to-hdmi-bridge@4c {
+ compatible = "ite,it6263";
+ reg = <0x4c>;
+ data-mapping = "jeida-24";
+ reset-gpios = <&pcal6416_i2c3_u171 8 GPIO_ACTIVE_HIGH>;
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+
+ it6263_in: endpoint {
+ remote-endpoint = <&lvds_out>;
+ };
+ };
+
+ port@2 {
+ reg = <2>;
+
+ it6263_out: endpoint {
+ remote-endpoint = <&hdmi_connector_in>;
+ };
+ };
+ };
+ };
+ };
+
+ i2c@4 {
+ reg = <4>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ i2c@5 {
+ reg = <5>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ i2c@6 {
+ reg = <6>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ i2c@7 {
+ reg = <7>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ };
};
&lpi2c3 {
diff --git a/arch/arm64/boot/dts/freescale/imx943.dtsi b/arch/arm64/boot/dts/freescale/imx943.dtsi
index 657c81b6016f2..db00a94812e18 100644
--- a/arch/arm64/boot/dts/freescale/imx943.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx943.dtsi
@@ -148,7 +148,7 @@ l3_cache: l3-cache {
};
};
- clock-ldb-pll-div7 {
+ clock_ldb_pll_div7: clock-ldb-pll-div7 {
compatible = "fixed-factor-clock";
#clock-cells = <0>;
clocks = <&scmi_clk IMX94_CLK_LDBPLL>;
@@ -173,10 +173,64 @@ dispmix_csr: syscon@4b010000 {
lvds_csr: syscon@4b0c0000 {
compatible = "nxp,imx94-lvds-csr", "syscon";
+ #address-cells = <1>;
+ #size-cells = <1>;
reg = <0x0 0x4b0c0000 0x0 0x10000>;
clocks = <&scmi_clk IMX94_CLK_DISPAPB>;
#clock-cells = <1>;
power-domains = <&scmi_devpd IMX94_PD_DISPLAY>;
+
+ ldb: ldb@4 {
+ compatible = "fsl,imx94-ldb";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x4 0x4>, <0x8 0x4>;
+ reg-names = "ldb", "lvds";
+ clocks = <&lvds_csr IMX94_CLK_DISPMIX_LVDS_CLK_GATE>;
+ clock-names = "ldb";
+ status = "disabled";
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+
+ lvds_in: endpoint {
+ remote-endpoint = <&dcif_out>;
+ };
+ };
+
+ port@1 {
+ reg = <1>;
+ };
+ };
+ };
+ };
+
+ dcif: display-controller@4b120000 {
+ compatible = "nxp,imx94-dcif";
+ reg = <0x0 0x4b120000 0x0 0x300000>;
+ interrupts = <GIC_SPI 377 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 378 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 379 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "common", "bg_layer", "fg_layer";
+ clocks = <&scmi_clk IMX94_CLK_DISPAPB>,
+ <&scmi_clk IMX94_CLK_DISPAXI>,
+ <&dispmix_csr IMX94_CLK_DISPMIX_CLK_SEL>;
+ clock-names = "apb", "axi", "pix";
+ assigned-clocks = <&dispmix_csr IMX94_CLK_DISPMIX_CLK_SEL>;
+ assigned-clock-parents = <&clock_ldb_pll_div7>;
+ power-domains = <&scmi_devpd IMX94_PD_DISPLAY>;
+ nxp,blk-ctrl = <&dispmix_csr>;
+ status = "disabled";
+
+ port {
+ dcif_out: endpoint {
+ remote-endpoint = <&lvds_in>;
+ };
+ };
};
};
};
--
2.46.1
next prev parent reply other threads:[~2025-07-09 12:24 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-07-09 12:23 [PATCH 0/8] Add support for i.MX94 DCIF Laurentiu Palcu
2025-07-09 12:23 ` [PATCH 2/8] dt-bindings: display: fsl,ldb: Add binding for i.MX94 Laurentiu Palcu
2025-07-10 22:15 ` Rob Herring
2025-07-09 12:23 ` [PATCH 5/8] dt-bindings: display: imx: Add bindings for i.MX94 DCIF Laurentiu Palcu
2025-07-10 22:18 ` Rob Herring
2025-07-09 12:23 ` Laurentiu Palcu [this message]
2025-07-11 5:07 ` [PATCH 7/8] arm64: dts: imx943-evk: Add support for DCIF and LVDS Frank Li
2025-07-15 12:05 ` Laurentiu Palcu
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20250709122332.2874632-8-laurentiu.palcu@oss.nxp.com \
--to=laurentiu.palcu@oss.nxp.com \
--cc=conor+dt@kernel.org \
--cc=devicetree@vger.kernel.org \
--cc=dri-devel@lists.freedesktop.org \
--cc=festevam@gmail.com \
--cc=imx@lists.linux.dev \
--cc=kernel@pengutronix.de \
--cc=krzk+dt@kernel.org \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=robh@kernel.org \
--cc=s.hauer@pengutronix.de \
--cc=shawnguo@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).