arm64: dts: imx8mp: add aristainetos3 board support

Add support for the i.MX8MP based aristainetos3 boards from ABB.

The board uses a ABB specific SoM from ADLink, based on NXP
i.MX8MP SoC. The SoM is used on 3 different carrier boards,
with small differences.

Signed-off-by: Heiko Schocher <hs@denx.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm64/boot/dts/freescale/Makefile

@@ -165,6 +165,11 @@ imx8mn-tqma8mqnl-mba8mx-usbotg-dtbs += imx8mn-tqma8mqnl-mba8mx.dtb imx8mn-tqma8m
 dtb-$(CONFIG_ARCH_MXC) += imx8mn-tqma8mqnl-mba8mx-lvds-tm070jvhg33.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8mn-tqma8mqnl-mba8mx-usbotg.dtb
 
+dtb-$(CONFIG_ARCH_MXC) += imx8mp-aristainetos3-adpismarc.dtb
+dtb-$(CONFIG_ARCH_MXC) += imx8mp-aristainetos3-helios.dtb
+imx8mp-aristainetos3-helios-lvds-dtbs += imx8mp-aristainetos3-helios.dtb imx8mp-aristainetos3-helios-lvds.dtbo
+dtb-$(CONFIG_ARCH_MXC) += imx8mp-aristainetos3-helios-lvds.dtb
+dtb-$(CONFIG_ARCH_MXC) += imx8mp-aristainetos3-proton2s.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8mp-beacon-kit.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8mp-data-modul-edm-sbc.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8mp-debix-model-a.dtb

arch/arm64/boot/dts/freescale/imx8mp-aristainetos3-adpismarc.dts

@@ -0,0 +1,37 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (C) 2024 Heiko Schocher <hs@denx.de>
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+#include "imx8mp-aristainetos3a-som-v1.dtsi"
+
+&{/} {
+	model = "Aristainetos3 ADLink PI SMARC carrier";
+	compatible = "abb,imx8mp-aristanetos3-adpismarc",
+		     "abb,imx8mp-aristanetos3-som",
+		     "fsl,imx8mp";
+};
+
+&flexcan1 {
+	status = "okay";
+};
+
+&i2c2 {
+	gpio8: pinctrl@3e {
+		compatible = "semtech,sx1509q";
+		reg = <0x3e>;
+
+		#gpio-cells = <2>;
+		#interrupt-cells = <2>;
+		semtech,probe-reset;
+		gpio-controller;
+		interrupt-controller;
+		interrupt-parent = <&gpio6>;
+		interrupts = <1 IRQ_TYPE_EDGE_FALLING>;
+	};
+
+};

arch/arm64/boot/dts/freescale/imx8mp-aristainetos3-helios-lvds.dtso

@@ -0,0 +1,113 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (C) 2024 Heiko Schocher <hs@denx.de>
+ */
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/pwm/pwm.h>
+
+/dts-v1/;
+/plugin/;
+
+&{/} {
+	model = "Aristainetos3 helios carrier with LVDS";
+	compatible = "abb,imx8mp-aristanetos3-helios",
+		     "abb,imx8mp-aristanetos3-som",
+		     "fsl,imx8mp";
+
+	panel_lvds: panel-lvds {
+		compatible = "lg,lb070wv8";
+		power-supply = <&reg_vcc_disp>;
+		backlight = <&lvds_backlight>;
+
+		port {
+			in_lvds0: endpoint {
+				remote-endpoint = <&ldb_lvds_ch0>;
+			};
+		};
+	};
+
+	reg_vcc_disp: regulator-disp {
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_lcd0_vcc_en>;
+		compatible = "regulator-fixed";
+		regulator-name = "disp_power_en_2v8";
+		regulator-min-microvolt = <2800000>;
+		regulator-max-microvolt = <2800000>;
+		gpio = <&gpio1 13 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+		regulator-boot-on;
+		regulator-always-on;
+	};
+};
+
+&gpio3 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_gpio3_hog>;
+
+	lvdssel-hog {
+		gpio-hog;
+		gpios = <23 GPIO_ACTIVE_HIGH>;
+		output-low;
+		line-name = "LVDSSEL";
+	};
+};
+
+&hdmi_blk_ctrl {
+	status = "disabled";
+};
+
+&hdmi_pvi {
+	status = "disabled";
+};
+
+&hdmi_tx {
+	status = "disabled";
+};
+
+&hdmi_tx_phy {
+	status = "disabled";
+};
+
+&irqsteer_hdmi {
+	status = "disabled";
+};
+
+&ldb_lvds_ch0 {
+	remote-endpoint = <&in_lvds0>;
+};
+
+&lcdif1 {
+	status = "disabled";
+};
+
+&lcdif2 {
+	status = "okay";
+};
+
+&lcdif3 {
+	status = "disabled";
+};
+
+&lvds_backlight {
+	status = "okay";
+};
+
+&lvds_bridge {
+	/* IMX8MP_CLK_MEDIA_LDB = IMX8MP_CLK_MEDIA_DISP2_PIX * 7 */
+	assigned-clock-rates = <232820000>;
+	status = "okay";
+};
+
+&media_blk_ctrl {
+	/*
+	 * currently it is not possible to let display clocks configure
+	 * automatically, so we need to set them manually
+	 */
+	assigned-clock-rates = <500000000>, <200000000>, <0>,
+		/* IMX8MP_CLK_MEDIA_DISP2_PIX = pixelclk of lvds panel */
+		<33260000>, <0>,
+		/* IMX8MP_VIDEO_PLL1 = IMX8MP_CLK_MEDIA_LDB * 2 */
+		<465640000>;
+};

arch/arm64/boot/dts/freescale/imx8mp-aristainetos3-helios.dts

@@ -0,0 +1,98 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (C) 2024 Heiko Schocher <hs@denx.de>
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/leds/common.h>
+#include <dt-bindings/gpio/gpio.h>
+#include "imx8mp-aristainetos3a-som-v1.dtsi"
+
+&{/} {
+	model = "Aristainetos3 helios carrier";
+	compatible = "abb,imx8mp-aristanetos3-helios",
+		     "abb,imx8mp-aristanetos3-som",
+		     "fsl,imx8mp";
+
+	led-controller {
+		compatible = "gpio-leds";
+
+		led-0 {
+			function = LED_FUNCTION_STATUS;
+			color = <LED_COLOR_ID_RED>;
+			function-enumerator = <20>;
+			gpios = <&pca6416 12 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led-1 {
+			function = LED_FUNCTION_STATUS;
+			color = <LED_COLOR_ID_YELLOW>;
+			function-enumerator = <20>;
+			gpios = <&pca6416 13 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led-2 {
+			function = LED_FUNCTION_STATUS;
+			color = <LED_COLOR_ID_GREEN>;
+			function-enumerator = <20>;
+			gpios = <&pca6416 14 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led-3 {
+			function = LED_FUNCTION_STATUS;
+			color = <LED_COLOR_ID_BLUE>;
+			function-enumerator = <20>;
+			gpios = <&pca6416 15 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+	};
+};
+
+&ethphy1 {
+	status = "disabled";
+};
+
+&fec {
+	status = "disabled";
+};
+
+&i2c1 {
+	eeprom@57 {
+		compatible = "atmel,24c64";
+		reg = <0x57>;
+	};
+};
+
+&i2c3 {
+	pca6416: gpio@20 {
+		compatible = "ti,tca6416";
+		reg = <0x20>;
+		gpio-controller;
+		#gpio-cells = <2>;
+		gpio-line-names = "DIN0_CON",
+			"DIN1_CON",
+			"DIN2_CON",
+			"DIN3_CON",
+			"DIN4_CON",
+			"DIN5_CON",
+			"DIN6_CON",
+			"DIN7_CON",
+			"PM102_RES",
+			"COMx_RES",
+			"BPL_RES",
+			"PC_RES",
+			"LED_RED",
+			"LED_YELLOW",
+			"LED_GREEN",
+			"LED_BLUE";
+	};
+
+	rtc@68 {
+		compatible = "st,m41t00";
+		reg = <0x68>;
+	};
+};

arch/arm64/boot/dts/freescale/imx8mp-aristainetos3-proton2s.dts

@@ -0,0 +1,161 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (C) 2024 Heiko Schocher <hs@denx.de>
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/leds/common.h>
+#include "imx8mp-aristainetos3a-som-v1.dtsi"
+
+&{/} {
+	model = "Aristainetos3 proton2s carrier";
+	compatible = "abb,imx8mp-aristanetos3-proton2s",
+		     "abb,imx8mp-aristanetos3-som",
+		     "fsl,imx8mp";
+
+	watchdog {
+		/* MAX6371KA */
+		compatible = "linux,wdt-gpio";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_watchdog_gpio>;
+		always-running;
+		gpios = <&gpio1 6 GPIO_ACTIVE_HIGH>;
+		hw_algo = "level";
+		/* Reset triggers in 3..9 seconds */
+		hw_margin_ms = <1500>;
+	};
+};
+
+&ethphy1 {
+	status = "disabled";
+};
+
+&eqos {
+	max-speed = <100>;
+};
+
+&ecspi1{
+	pinctrl-0 = <&pinctrl_ecspi1>;
+	cs-gpios = <&gpio5 9 GPIO_ACTIVE_LOW>;
+};
+
+&fec {
+	status = "disabled";
+};
+
+&gpio1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_gpio_proton2s>;
+
+	gpio-line-names =
+		"", "", "", "", "", "", "", "POWER",
+		"", "", "", "", "", "", "", "",
+		"", "", "", "", "", "", "", "",
+		"", "", "", "", "", "", "", "";
+};
+
+&gpio6 {
+	gpio-line-names =
+		"RELAY0", "RELAY1", "RELAY2", "HEATER",
+		"FAN", "SPARE",	"CLEAR", "FAULT",
+		"", "", "", "", "", "", "", "", "";
+};
+
+&i2c2 {
+	tlc59108@40 {
+		compatible = "ti,tlc59108";
+		reg = <0x40>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		led@0 {
+			reg = <0x0>;
+			function = LED_FUNCTION_STATUS;
+			color = <LED_COLOR_ID_RED>;
+			function-enumerator = <20>;
+		};
+
+		led@1 {
+			reg = <0x1>;
+			function = LED_FUNCTION_STATUS;
+			color = <LED_COLOR_ID_GREEN>;
+			function-enumerator = <20>;
+		};
+
+		led@2 {
+			reg = <0x2>;
+			function = LED_FUNCTION_STATUS;
+			color = <LED_COLOR_ID_GREEN>;
+			function-enumerator = <21>;
+		};
+
+		led@3 {
+			reg = <0x3>;
+			function = LED_FUNCTION_STATUS;
+			color = <LED_COLOR_ID_RED>;
+			function-enumerator = <21>;
+		};
+
+		led@4 {
+			reg = <0x4>;
+			function = LED_FUNCTION_STATUS;
+			color = <LED_COLOR_ID_BLUE>;
+			function-enumerator = <21>;
+		};
+
+		led@5 {
+			reg = <0x5>;
+			function = LED_FUNCTION_STATUS;
+			color = <LED_COLOR_ID_RED>;
+			function-enumerator = <22>;
+		};
+
+		led@6 {
+			reg = <0x6>;
+			function = LED_FUNCTION_STATUS;
+			color = <LED_COLOR_ID_GREEN>;
+			function-enumerator = <22>;
+		};
+
+		led@7 {
+			reg = <0x7>;
+			function = LED_FUNCTION_STATUS;
+			color = <LED_COLOR_ID_BLUE>;
+			function-enumerator = <22>;
+		};
+	};
+
+	rtc1: rtc@68 {
+		compatible = "dallas,ds1339";
+		reg = <0x68>;
+	};
+};
+
+&uart1 {
+	pinctrl-0 = <&pinctrl_uart1>;
+};
+
+&uart2 {
+	pinctrl-0 = <&pinctrl_uart2>;
+};
+
+&uart3 {
+	pinctrl-0 = <&pinctrl_uart3>;
+};
+
+&uart4 {
+	linux,rs485-enabled-at-boot-time;
+	rs485-rts-active-low;
+	rs485-rts-delay = <0 0>;
+	rts-gpios = <&gpio3 9 GPIO_ACTIVE_HIGH>;
+};
+
+&usdhc1 {
+	status = "disabled";
+};
+
+&wdog1 {
+	status = "okay";
+};