[PATCH 5/5] arm64: dts: imx8qxp-mek: add parallel ov5640 camera support

[Frank Li <Frank.Li@nxp.com>]

Add parallel ov5640 nodes in imx8qxp-mek and create overlay file to enable
it because it can work at two mode: MIPI and parallel mode.

Signed-off-by: Frank Li <Frank.Li@nxp.com>
---
 arch/arm64/boot/dts/freescale/Makefile             |  3 ++
 arch/arm64/boot/dts/freescale/imx8qxp-mek.dts      | 37 +++++++++++++++++++
 .../dts/freescale/imx8x-mek-ov5640-parallel.dtso   | 43 ++++++++++++++++++++++
 3 files changed, 83 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
index 02ef35578dbc7..a9fb11ccd3dea 100644
--- a/arch/arm64/boot/dts/freescale/Makefile
+++ b/arch/arm64/boot/dts/freescale/Makefile
@@ -330,6 +330,9 @@ dtb-$(CONFIG_ARCH_MXC) += imx8qxp-mek-pcie-ep.dtb
 imx8qxp-mek-ov5640-csi-dtbs := imx8qxp-mek.dtb imx8qxp-mek-ov5640-csi.dtbo
 dtb-${CONFIG_ARCH_MXC} += imx8qxp-mek-ov5640-csi.dtb
 
+imx8qxp-mek-ov5640-parallel-dtbs := imx8qxp-mek.dtb imx8x-mek-ov5640-parallel.dtbo
+dtb-${CONFIG_ARCH_MXC} += imx8qxp-mek-ov5640-parallel.dtb
+
 dtb-$(CONFIG_ARCH_MXC) += imx8qxp-tqma8xqp-mba8xx.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8qxp-tqma8xqps-mb-smarc-2.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8ulp-evk.dtb
diff --git a/arch/arm64/boot/dts/freescale/imx8qxp-mek.dts b/arch/arm64/boot/dts/freescale/imx8qxp-mek.dts
index c95cb8acc360a..09eb85a9759e2 100644
--- a/arch/arm64/boot/dts/freescale/imx8qxp-mek.dts
+++ b/arch/arm64/boot/dts/freescale/imx8qxp-mek.dts
@@ -487,6 +487,23 @@ pca6416: gpio@20 {
 		#gpio-cells = <2>;
 	};
 
+	ov5640_pi: camera@3c {
+		compatible = "ovti,ov5640";
+		reg = <0x3c>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_parallel_csi>;
+		clocks = <&pi0_misc_lpcg IMX_LPCG_CLK_0>;
+		assigned-clocks = <&pi0_misc_lpcg IMX_LPCG_CLK_0>;
+		assigned-clock-rates = <24000000>;
+		clock-names = "xclk";
+		powerdown-gpios = <&lsio_gpio3 2 GPIO_ACTIVE_HIGH>;
+		reset-gpios = <&lsio_gpio3 3 GPIO_ACTIVE_LOW>;
+		AVDD-supply = <&reg_2v8>;
+		DVDD-supply = <&reg_1v5>;
+		DOVDD-supply = <&reg_1v8>;
+		status = "disabled"; /* Overlay enable it */
+	};
+
 	cs42888: audio-codec@48 {
 		compatible = "cirrus,cs42888";
 		reg = <0x48>;
@@ -865,6 +882,26 @@ IMX8QXP_MIPI_CSI0_MCLK_OUT_MIPI_CSI0_ACM_MCLK_OUT	0xC0000041
 		>;
 	};
 
+	pinctrl_parallel_csi: parallelcsigrp {
+		fsl,pins = <
+			IMX8QXP_CSI_D00_CI_PI_D02				0xc0000041
+			IMX8QXP_CSI_D01_CI_PI_D03				0xc0000041
+			IMX8QXP_CSI_D02_CI_PI_D04				0xc0000041
+			IMX8QXP_CSI_D03_CI_PI_D05				0xc0000041
+			IMX8QXP_CSI_D04_CI_PI_D06				0xc0000041
+			IMX8QXP_CSI_D05_CI_PI_D07				0xc0000041
+			IMX8QXP_CSI_D06_CI_PI_D08				0xc0000041
+			IMX8QXP_CSI_D07_CI_PI_D09				0xc0000041
+
+			IMX8QXP_CSI_MCLK_CI_PI_MCLK				0xc0000041
+			IMX8QXP_CSI_PCLK_CI_PI_PCLK				0xc0000041
+			IMX8QXP_CSI_HSYNC_CI_PI_HSYNC				0xc0000041
+			IMX8QXP_CSI_VSYNC_CI_PI_VSYNC				0xc0000041
+			IMX8QXP_CSI_EN_LSIO_GPIO3_IO02				0xc0000041
+			IMX8QXP_CSI_RESET_LSIO_GPIO3_IO03			0xc0000041
+		>;
+	};
+
 	pinctrl_pcieb: pcieagrp {
 		fsl,pins = <
 			IMX8QXP_PCIE_CTRL0_PERST_B_LSIO_GPIO4_IO00		0x06000021
diff --git a/arch/arm64/boot/dts/freescale/imx8x-mek-ov5640-parallel.dtso b/arch/arm64/boot/dts/freescale/imx8x-mek-ov5640-parallel.dtso
new file mode 100644
index 0000000000000..927d6640662f3
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx8x-mek-ov5640-parallel.dtso
@@ -0,0 +1,43 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright 2025 NXP
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/media/video-interfaces.h>
+
+&ov5640_pi {
+	status = "okay";
+
+	port {
+		ov5640_pi_ep: endpoint {
+			remote-endpoint = <&parallel_csi_in>;
+			data-lanes = <1 2>;
+			bus-type = <MEDIA_BUS_TYPE_PARALLEL>;
+			bus-width = <8>;
+			vsync-active = <0>;
+			hsync-active = <1>;
+			pclk-sample = <1>;
+		};
+	};
+};
+
+&parallel_csi {
+	status = "okay";
+
+	ports {
+		port@0 {
+			parallel_csi_in: endpoint {
+				remote-endpoint = <&ov5640_pi_ep>;
+			};
+		};
+
+	};
+};
+
+&isi {
+	status = "okay";
+};

-- 
2.34.1